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Contents
- The climate of Geraldton
- The best time to visit Geraldton
- The worst time to visit Geraldton
- Spring weather in Geraldton
- Summer weather in Geraldton
- Autumn weather in Geraldton
- Winter weather in Geraldton
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
The climate of Geraldton
Distinguished by the Köppen climate classification as a Csa type, Geraldton, Australia boasts a Mediterranean climate characterized by hot months during summer. Geographically positioned on the west coast of Australia, this city experiences weather patterns significantly dictated by its coastal position and latitude.
Throughout the year, Geraldton displays typical Mediterranean climatic characteristics - a warm summer, mild winter and relatively even distribution of rainfall across months. The highest temperatures strike between December and February, with mercury levels ranging from 28.1°C (82.6°F) to 30.5°C (86.9°F). The coolest months roll in from June to August as temperatures drop to recorded lows between 12.7°C (54.9°F) to 12.9°C (55.2°F).
Examining the humidity levels, Geraldton records the highest relative humidity from July to September, peaking at 70% in August. Rainfall appears most abundant in June, contributing to an average of 43mm (1.69") of precipitation. A sharp contrast can be observed in November, as rainfall dips to its lowest, averaging 6mm (0.24").
A distinguishing feature in Geraldton’s weather patterns is the sunlight exposure. Despite a slightly shorter daylight duration in winter, the city enjoys a substantial amount of sunshine with peak hours ranging from 13.5 to 14. The UV index too fluctuates mildly during the year, indicating the abundance of clear, sunny days in Geraldton.
Throughout the year, Geraldton displays typical Mediterranean climatic characteristics - a warm summer, mild winter and relatively even distribution of rainfall across months. The highest temperatures strike between December and February, with mercury levels ranging from 28.1°C (82.6°F) to 30.5°C (86.9°F). The coolest months roll in from June to August as temperatures drop to recorded lows between 12.7°C (54.9°F) to 12.9°C (55.2°F).
Examining the humidity levels, Geraldton records the highest relative humidity from July to September, peaking at 70% in August. Rainfall appears most abundant in June, contributing to an average of 43mm (1.69") of precipitation. A sharp contrast can be observed in November, as rainfall dips to its lowest, averaging 6mm (0.24").
A distinguishing feature in Geraldton’s weather patterns is the sunlight exposure. Despite a slightly shorter daylight duration in winter, the city enjoys a substantial amount of sunshine with peak hours ranging from 13.5 to 14. The UV index too fluctuates mildly during the year, indicating the abundance of clear, sunny days in Geraldton.
The best time to visit Geraldton
Given the variation in climate parameters, the most agreeable time to visit Geraldton would primarily depend on the activities planned. Nevertheless, the period between October and December comes recommended for tourist visits. During these months, daily temperatures hover between 23.3°C (73.9°F) to 28.1°C (82.6°F) making it comfortable for sightseeing and outdoor activities.
Visitors can also enjoy an average of 11.1 to 11.6 hours of sunshine per day, accompanied by rainfall averaging a trifling 6mm (0.24") to 10mm (0.39") in December. Relatively moderate wind speeds ranging from 19.4km/h (12.1mph) to 22.7km/h (14.1mph) enhance the idyllic conditions for coastal activities.
Visitors can also enjoy an average of 11.1 to 11.6 hours of sunshine per day, accompanied by rainfall averaging a trifling 6mm (0.24") to 10mm (0.39") in December. Relatively moderate wind speeds ranging from 19.4km/h (12.1mph) to 22.7km/h (14.1mph) enhance the idyllic conditions for coastal activities.
The worst time to visit Geraldton
The colder months from June to August might not promise the most pleasant experiences in Geraldton. Although not extreme, temperatures dip to as low as 12.7°C (54.9°F) to 12.9°C (55.2°F), coupled with the highest rainfall volume reaching 43mm (1.69") in June. The humidity during these months surges up to a peak of 70%, contributing to chillier, damp days. The wind speed reaching up to 19.7km/h (12.2mph) in July can add to the overall sense of cold during this period.
Spring weather in Geraldton
Spring in Geraldton meets residents and visitors between September and November. As this period dawns, the city experiences a gradual increase in temperature, advancing from 20°C (68°F) to 28.1°C (82.6°F). Rainfall during this season relatively diminishes, with November witnessing merely 6mm (0.24") precipitation on average. Achieving a balance between humidity and temperature, Spring is marked by days glowing under 11.1 to 13.5 hours of sunshine.
Summer weather in Geraldton
Arriving in December and stretching till February, summer in Geraldton ensures high temperatures that peak at 30.5°C (86.9°F). The city welcomes these hotter months with a relative drop in rainfall, lumping together at an average of just 12mm (0.47") throughout the season. Coupled with extensive sunshine durations that extend up to 14 hours a day in December, Geraldton's summer falls under the classic traits of a Mediterranean climate.
Autumn weather in Geraldton
The autumn months from March to May in Geraldton witness a gradual drop in temperature, with the upper limit dipping from 29.3°C (84.7°F) to 23.3°C (73.9°F). The rainfall during this season fluctuates, with both March and May experiencing 19mm (0.75") of precipitation, whereas April stays relatively dry with just 9mm (0.35") rain. Autumn days in Geraldton offer comfortable weather for tourists and locals alike, with a relatively low humidity level and ample sunshine duration.
Winter weather in Geraldton
Winter in Geraldton, spanning June, July, and August, though mild, ushers in the lowest temperatures of the year. In these colder months, average temperatures shift between 18.8°C (65.8°F) and 20.4°C (68.7°F). This period furthermore marks the peak of precipitation, with rainfall hitting an annual high at 43mm (1.69") in June. Winter days, while retaining 6.5 to 6.6 sunshine hours per day, are countered by relative humidity reaching its peak at 70%.
Weather in January
Weather in Geraldton, Australia kicks off the year with a generally warm and comfortable climate. Sea temperatures remain balmy at 23°C (73.4°F), sparking ideal conditions for coastal activities. With maximum temperatures hovering around 29.9°C (85.8°F) and a relatively low rainfall of 19mm (0.75") over approximately seven days, January proves to be dry and mildly hot. Weather in January »
Weather in February
February, the last month of the summer in Geraldton, is a tropical month, with an average temperature ranging between max 30.5°C (86.9°F) and min 23.2°C (73.8°F). The warmest month is February, with an average high-temperature of 30.5°C (86.9°F) and an average low-temperature of 23.2°C (73.8°F). In February, the average heat index is appraised at a hot 33°C (91.4°F). Weather in February »
Weather in March
March observes a mild shift in Geraldton's weather with a slight decrease in temperatures, providing a respite from the intense summer heat. The monthly maximum temperature drops to 29.3°C (84.7°F), providing relief from the hot spell. Weather in March »
Weather in April
Geraldton welcomes April with a notable decrease in temperatures. The monthly maximum temperature further drops to 26.7°C (80.1°F), emphasising the onset of cooler weather. With rainfall identical to March at 9mm (0.35") but spread over a slightly greater number of days, the weather begins to take a turn for the wetter. Weather in April »
Weather in May
May experiences a further decrease in temperatures, and a surge in rainfall interoperates the onset of the wetter part of the year. Despite the drop in maximum temperature to 23.3°C (73.9°F), a significant increase in rainfall to 43mm (1.69") suggests the wet season’s arrival. Weather in May »
Weather in June
In June, the winter season truly kicks in with even cooler temperatures and increased precipitation. The maximum temperature further drops to 20.4°C (68.7°F), emphasizing the cold. However, rainfall peaks at 43mm (1.69") over ten days, making it the wettest month of the year. Weather in June »
Weather in July
July in Geraldton sees a slight decrease in rainfall with some days being sunny. The maximum temperature drops to a yearly low of 18.8°C (65.8°F), depicting the peak of the cooler season. While the sea temperature drops to 22°C (71.6°F), the daylight hours slowly begin to increase. Weather in July »
Weather in August
August ushers in an incremental elevation in temperatures and continues the steady rain from July. The maximum temperature sees a slight raise to 19.3°C (66.7°F), leaving a slight hint of winter’s departure. August also experiences an increase in daylight hours, providing more time for outdoor activities. Weather in August »
Weather in September
September in Geraldton marks the beginning of the warming period with a significant increase in temperatures. A notable change in weather patterns occurs as the maximum temperature jumps to 20.5°C (68.9°F), indicating spring's onset. Weather in September »
Weather in October
October is characterized by a notable increase in temperatures, indicating the fast-approaching summer. The maximum temperature shoots up to 23.5°C (74.3°F), signaling the return of the warmer months. Despite the reduced rainfall of only 8mm (0.31") spread over about five days, the sea temperature remains steady at 20°C (68°F). Weather in October »
Weather in November
November in Geraldton is a precursor of the upcoming summer season with the return of high temperatures and minimal rainfall. A substantial increase in the maximum temperature to 26.1°C (79°F) signals the summer’s arrival. Weather in November »
Weather in December
December in Geraldton is characteristic of full-blown summer with soaring temperatures and minimal rain. With the maximum temperature hitting 28.1°C (82.6°F), Geraldton experiences an intense heat spell. The month records the least rainfall of the year at 10mm (0.39"), reflecting arid conditions. Weather in December »
Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How much does it rain in Geraldton?
Throughout the year, in Geraldton, Australia, there are 88.5 rainfall days, and 218mm (8.58") of precipitation is accumulated.
What month has the most sunshine in Geraldton?
With an average of 11.8h of sunshine, January has the most sunshine of the year in Geraldton, Australia.
What are the months with the highest UV index in Geraldton?
January and February, with an average maximum UV index of 7, are months with the highest UV index in Geraldton, Australia.
What are the warmest months in Geraldton?
Geraldton's temperatures peak on average in February, reaching 30.5°C (86.9°F) at their highest and 23.2°C (73.8°F) at their lowest.
What are the least humid months in Geraldton?
The months with the lowest humidity are March and May, with an average relative humidity of 56%.
What months are the sea warmest in Geraldton?
March through May, with an average sea temperature of 24°C (75.2°F), are months with the warmest seawater in Geraldton, Australia.
What is the wettest month in Geraldton?
The month with the most rainfall is June, when the rain falls for 10.3 days and typically aggregates up to 43mm (1.69") of precipitation.
What is the month with the shortest days in Geraldton?
The month with the shortest days is June, with an average of 10h and 18min of daylight.
What time of the year is the coldest in Geraldton?
July is the coldest month, with an average high-temperature of 18.8°C (65.8°F) and an average low-temperature of 12.9°C (55.2°F).
What is the month with the least sunshine in Geraldton?
The month with the least sunshine in Geraldton, Australia, is July, with an average of 6.5h of sunshine.
What is the most humid month in Geraldton?
The most humid month in Geraldton is August, with an average relative humidity of 70%.
What is the month with the lowest UV index in Geraldton?
With an average maximum UV index of 4, August is the month with the lowest UV index in Geraldton.
When is the sea coldest in Geraldton?
The months with the coldest seawater are September and October, with an average sea temperature of 20°C (68°F).
What is the driest month in Geraldton?
November is the month with the least rainfall. Rain falls for 4.7 days and accumulates 6mm (0.24") of precipitation.
When are the longest days in Geraldton?
December has the longest days of the year in Geraldton, Australia, with an average of 13h and 54min of daylight.
Is there Daylight Saving Time (DST) in Geraldton?
Geraldton does not observe Daylight Saving Time (DST). AWST timezone is used over the entire year.
Average temperature
Geraldton, Australia
The warmest month (with the highest average high temperature) is February (30.5°C).
The month with the lowest average high temperature is July (18.8°C).
The month with the highest average low temperature is February (23.2°C).
The coldest month (with the lowest average low temperature) is August (12.7°C).
Average pressure
Geraldton, Australia
- Average pressure in January:
1008.9mbar - Average pressure in February:
1009.9mbar - Average pressure in March:
1013mbar - Average pressure in April:
1016.2mbar - Average pressure in May:
1018.7mbar - Average pressure in June:
1019.8mbar
- Average pressure in July:
1020.5mbar - Average pressure in August:
1019.4mbar - Average pressure in September:
1018.7mbar - Average pressure in October:
1016.2mbar - Average pressure in November:
1012.9mbar - Average pressure in December:
1010.5mbar
The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is January (1008.9mbar).
Average wind speed
Geraldton, Australia
- Average wind speed in January:
23.5km/h - Average wind speed in February:
22.2km/h - Average wind speed in March:
21km/h - Average wind speed in April:
18.6km/h - Average wind speed in May:
18.3km/h - Average wind speed in June:
18.6km/h
- Average wind speed in July:
17.9km/h - Average wind speed in August:
18.1km/h - Average wind speed in September:
19.4km/h - Average wind speed in October:
20.6km/h - Average wind speed in November:
22.7km/h - Average wind speed in December:
23.5km/h
The windiest months (with the highest average wind speed) are January and December (23.5km/h).
The calmest month (with the lowest average wind speed) is July (17.9km/h).
Average humidity
Geraldton, Australia
The month with the highest relative humidity is August (70%).
The months with the lowest relative humidity are March and May (56%).
Average rainfall
Geraldton, Australia
The wettest month (with the highest rainfall) is June (43mm).
The driest month (with the least rainfall) is November (6mm).
Average rainfall days
Geraldton, Australia
- Average rainfall days in January:
6.8 days - Average rainfall days in February:
4.7 days - Average rainfall days in March:
5.9 days - Average rainfall days in April:
6.4 days - Average rainfall days in May:
7.1 days - Average rainfall days in June:
10.3 days
- Average rainfall days in July:
12.6 days - Average rainfall days in August:
11.6 days - Average rainfall days in September:
8.2 days - Average rainfall days in October:
5.3 days - Average rainfall days in November:
4.7 days - Average rainfall days in December:
4.9 days
The month with the highest number of rainy days is July (12.6 days).
The months with the least rainy days are February and November (4.7 days).
Average sea temperature
Geraldton, Australia
The best months for swimming (with the highest average sea temperature) are March, April and May (24°C).
The coldest months (with the lowest average sea temperature) are September and October (20°C).
Average daylight / Average sunshine
Geraldton, Australia
- Average daylight in January:
13h and 4min - Average daylight in February:
13h and 1min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 2min - Average daylight in May:
10h and 4min - Average daylight in June:
10h and 2min
- Average daylight in July:
10h and 3min - Average daylight in August:
11h and 1min - Average daylight in September:
11h and 5min - Average daylight in October:
12h and 5min - Average daylight in November:
13h and 3min - Average daylight in December:
13h and 5min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 18min).
- Average sunshine in January:
11h and 5min - Average sunshine in February:
10h and 3min - Average sunshine in March:
9h and 2min - Average sunshine in April:
8h and 2min - Average sunshine in May:
6h and 5min - Average sunshine in June:
6h and 4min
- Average sunshine in July:
6h and 3min - Average sunshine in August:
7h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
11h and 1min - Average sunshine in November:
11h and 3min - Average sunshine in December:
11h and 4min
The month with the most sunshine is January (Average sunshine: 11h and 48min).
The month with the least sunshine is July (Average sunshine: 6h and 30min).
Average sunshine days
Geraldton, Australia
- Average sunshine days in January:
21.9 days - Average sunshine days in February:
22 days - Average sunshine days in March:
23.5 days - Average sunshine days in April:
21.7 days - Average sunshine days in May:
22.2 days - Average sunshine days in June:
18.4 days
- Average sunshine days in July:
16.3 days - Average sunshine days in August:
16.8 days - Average sunshine days in September:
18.8 days - Average sunshine days in October:
22.6 days - Average sunshine days in November:
22 days - Average sunshine days in December:
23.6 days
The month with the most sunshine days is December (23.6 days).
The month with the least sunshine days is July (16.3 days).
Average UV index
Geraldton, Australia
The months with the highest UV index are January and February (UV index 7).
The month with the lowest UV index is August (UV index 4).
Average cloud cover
Geraldton, Australia
The month with the most cloud cover is July (Cloud cover 26).
The month with the least cloud cover is January (Cloud cover 13).
Average visibility
Geraldton, Australia
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
