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Contents
- The climate of Beihai
- The best time to visit Beihai
- The worst time to visit Beihai
- Spring weather in Beihai
- Summer weather in Beihai
- Autumn weather in Beihai
- Winter weather in Beihai
- 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 Beihai
Beihai, a city located in China, experiences a Humid subtropical climate with dry winters, a climatic pattern classified as Cwa in the Köppen climate classification. The city's weather oscillates between wetness and aridity throughout the year and is influenced by the migrations of monsoons that stir the atmosphere above China.
In terms of temperature variations, Beihai experiences a high range across the year. The temperature picks up gradually from January's average high of 18.4°C (65.1°F), reaching its peak in July and August hovering at temperatures around 30.4°C (86.7°F) to 30.3°C (86.5°F). Right after summer, the temperature drops to a comfortable level, with autumn boasting an average high of 29.9°C (85.8°F) to 24.4°C (75.9°F), followed by winter's lower values between 20.2°C (68.4°F) to 24.4°C (75.9°F).
However, rainfall is more elusive and highly changeable; it rises from a pleasant 17mm (0.67") in January, peaking dramatically at 283mm (11.14") in August before reducing again. Daily incidence of rainfall works in sync with these figures, with August seeing the highest number of rainy days at 27. Correspondingly, the city's relative humidity spans from a minimum of 70% in December to a high of 82% in April.
Observations reveal that Beihai is intermittently cloudy with a cloud cover ranging from 33% in September to 60% in January. Accompanying these climatic variations are changes in wind speed, gusts, sea temperatures, and atmospheric pressure, thus unfolding a tapestry of weather patterns distinct for each month.
In terms of temperature variations, Beihai experiences a high range across the year. The temperature picks up gradually from January's average high of 18.4°C (65.1°F), reaching its peak in July and August hovering at temperatures around 30.4°C (86.7°F) to 30.3°C (86.5°F). Right after summer, the temperature drops to a comfortable level, with autumn boasting an average high of 29.9°C (85.8°F) to 24.4°C (75.9°F), followed by winter's lower values between 20.2°C (68.4°F) to 24.4°C (75.9°F).
However, rainfall is more elusive and highly changeable; it rises from a pleasant 17mm (0.67") in January, peaking dramatically at 283mm (11.14") in August before reducing again. Daily incidence of rainfall works in sync with these figures, with August seeing the highest number of rainy days at 27. Correspondingly, the city's relative humidity spans from a minimum of 70% in December to a high of 82% in April.
Observations reveal that Beihai is intermittently cloudy with a cloud cover ranging from 33% in September to 60% in January. Accompanying these climatic variations are changes in wind speed, gusts, sea temperatures, and atmospheric pressure, thus unfolding a tapestry of weather patterns distinct for each month.
The best time to visit Beihai
Hands down, the best time to visit Beihai is between October to May; this is when the city experiences favorable weather conditions with moderate temperatures between 20.2°C (68.4°F) to 28.7°C (83.7°F). The rainfall is relatively less during these months, averaging from 14mm (0.55") to 102mm (4.02"). Sea temperatures remain invitingly warm, from 20.7°C (69.3°F) to 27.3°C (81.1°F), making it an ideal period for beachgoers and water sports enthusiasts.
The worst time to visit Beihai
The months from June to September pose as a not-so-desirable period to visit Beihai due to the city's peak monsoon season. The heavy rain, marked by the highest occurrence in August at 283mm (11.14"), often makes outdoor activities difficult. Moreover, this period experiences the highest temperature (approximately 30°C (86°F)) which, combined with high relative humidity (around 80%), may cause discomfort.
Spring weather in Beihai
Spring in Beihai extends from March to May. During this period, the city experiences a gradual increase in temperature starting from an average high of 22.3°C (72.1°F) in March to 28.7°C (83.7°F) by May. This period also marks the transition from drier to a wetter season. Rainfall sees an increase from 32mm (1.26") in March to 102mm (4.02") in May.
Summer weather in Beihai
Summer in Beihai, extending from June to August, is characterized by high temperatures hovering around 30°C (86°F) along with substantial rainfall. June, July, and August receive 177mm (6.97"), 257mm (10.12"), and 283mm (11.14") of rainfall respectively. Relative humidity is at its peak during these months, making them the muggiest part of the year.
Autumn weather in Beihai
Autumn spans from September to November. During this period, Beihai witnesses a decrease in both temperature and rainfall. Average high temperature ranges from 29.9°C (85.8°F) to 24.4°C (75.9°F) and rainfall diminishes from 175mm (6.89") to 37mm (1.46").
Winter weather in Beihai
Winter in Beihai, from December to February, is quite mild with average high temperature settling between 18.4°C (65.1°F) and 20.2°C (68.4°F). While rain bouts reduce to 17mm (0.67") in January and 27mm (1.06") in December, the weather remains pleasant for explorations and sightseeing.
Weather in January
January in Beihai, China is characterized by a temperate climate, with mild temperatures and regular rainfall. In comparison to the following month of February, there is less humidity and less daylight. Attention is drawn to the high rate of relative humidity present in January, peaking at 75%. Weather in January »
Weather in February
As the calendar transitions into February, the weather in Beihai changes slightly promising more sunlight and warmer temperatures. The consistency in visibility is a noteworthy aspect throughout the year, with a clear view extending up to 10km (6.2mi). Weather in February »
Weather in March
March is when Beihai starts witnessing higher temperatures, signifying the onset of warm weather. It is also marked with a leap in rainfall from 14mm (0.55") to 32mm (1.26") when compared to its preceding month. The sea’s temperature begins to warm up creating a more inviting environment for water-based activities. Weather in March »
Weather in April
Moving forward to April, Beihai’s weather becomes more indicative of summer with the temperature, sea temperature, and rainfall all showing an upward trend. Notably, April experiences a noticeable increase in rainfall, with an average precipitation of 50mm (1.97"). Weather in April »
Weather in May
May brings a noticeable change in Beihai’s weather pattern, with temperatures and rainfall continuing to ramp up. This month distinguishes itself with the highest sea temperature of the year, reaching a warm 27.3°C (81.1°F). The city's weather favors those who enjoy hotter climates, with temperatures reaching their peak during midday. Weather in May »
Weather in June
June ushers in the summer and the weather in Beihai reciprocates with high temperatures and enhanced humidity. The wind speed increases from the usual 14.3km/h (8.9mph) to 17.2km/h (10.7mph), offering a soothing counter to the increasing heat and humidity. Weather in June »
Weather in July
July stands unique on Beihai’s calendar due to its maximum rainfall of 257mm (10.12"). The rainfall, however, provides a welcome change from the escalating temperatures of the previous month. The marine weather also becomes more turbulent, influenced by weather patterns further out at sea. Weather in July »
Weather in August
August continues July’s trend of frequent downpours and high humidity in Beihai. The average wind speed decreases slightly to 14.9km/h (9.3mph), offering less relief from the heat and humidity. Although rainfall is expected to slightly exceed July’s record, with an average of 283mm (11.14"), sunny days are more common. Weather in August »
Weather in September
As Beihai bids farewell to summer, September ushers in a decreasing trend in temperature, rainfall, and humidity. From 283mm (11.14") in August, the precipitation drops significantly to 175mm (6.89"). The change in weather is a harbinger of the mild autumn months that lie ahead. Weather in September »
Weather in October
The weather in Beihai during October comfortably nestles between the more extreme climates of summer and winter. Sea temperature cools down further to a moderate 26.6°C (79.9°F). Declining from the high summer temperatures, the mild October climate encourages outdoor activities and trips to the beach. Weather in October »
Weather in November
In November, Beihai begins to experience cooler climates as temperatures continue to descend. A key element of November's weather is the increased wind speed, reaching an average of 18.9km/h (11.7mph). This increase in wind speed coupled with temperature decline marks an oncoming winter. Weather in November »
Weather in December
December in Beihai encapsulates the winter vibe with lower temperatures, less rainfall, and fewer daylight hours. The wind speed reaches its annual peak with an average of 20.9km/h (13mph). As the year concludes, the weather draws a contrast to that of January, offering cooler days and crisp evenings. Weather in December »
Updated: Jan 24, 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
What is the coldest time of year in Beihai?
January, with its average high-temperature of 18.4°C (65.1°F) and an average low-temperature of 14.7°C (58.5°F), holds the record as the coldest month in Beihai, China.
How much does it rain in Beihai?
Throughout the year, there are 201.9 rainfall days, and 1262mm (49.69") of precipitation is accumulated.
What is the month with the least sunshine in Beihai?
January has the least sunshine of the year in Beihai, China, with an average of 5.3h of sunshine.
What is the driest month in Beihai?
February is the month with the least rainfall in Beihai. Rain falls for 9.2 days and accumulates 14mm (0.55") of precipitation.
When is the sea coldest in Beihai?
The month with the coldest seawater in Beihai is February, with an average sea temperature of 17.8°C (64°F).
What is the most humid month in Beihai?
The most humid month in Beihai is April, with an average relative humidity of 82%.
What are the months with the highest UV index in Beihai?
The months with the highest UV index in Beihai are May through September, with an average maximum UV index of 7.
When are the longest days in Beihai?
June has the longest days of the year in Beihai, with an average of 13h and 24min of daylight.
What is the warmest month in Beihai?
In Beihai, the peak temperatures are generally noted in July, averaging a high of 30.4°C (86.7°F) and a low of 28.1°C (82.6°F).
What is the month with the warmest sea water in Beihai?
With an average sea temperature of 30.4°C (86.7°F), July is the month with the warmest seawater in Beihai, China.
What is the rainiest month in Beihai?
The month with the most rainfall in Beihai is August, when the rain falls for 25.3 days and typically aggregates up to 283mm (11.14") of precipitation.
What month has the most sunshine in Beihai?
With an average of 8.6h of sunshine, September has the most sunshine of the year in Beihai.
What is the least humid month in Beihai?
The least humid month is December, with an average relative humidity of 70%.
What is the month with the shortest days in Beihai?
The month with the shortest days is December, with an average of 10h and 54min of daylight.
Is there Daylight Saving Time (DST) in Beihai?
Beihai, China, does not utilize Daylight Saving Time (DST). CST timezone is used throughout the entire year.
When is the lowest UV index in Beihai?
With an average maximum UV index of 4, December is the month with the lowest UV index in Beihai.
Average temperature
Beihai, China
The warmest month (with the highest average high temperature) is July (30.4°C).
The month with the lowest average high temperature is January (18.4°C).
The month with the highest average low temperature is July (28.1°C).
The coldest month (with the lowest average low temperature) is January (14.7°C).
Average pressure
Beihai, China
- Average pressure in January:
1019.5mbar - Average pressure in February:
1017.1mbar - Average pressure in March:
1014.7mbar - Average pressure in April:
1011.4mbar - Average pressure in May:
1007.4mbar - Average pressure in June:
1003.9mbar
- Average pressure in July:
1003.9mbar - Average pressure in August:
1004.2mbar - Average pressure in September:
1008.1mbar - Average pressure in October:
1013.1mbar - Average pressure in November:
1016.1mbar - Average pressure in December:
1019.1mbar
The month with the highest atmospheric pressure is January (1019.5mbar).
The months with the lowest atmospheric pressure are June and July (1003.9mbar).
Average wind speed
Beihai, China
- Average wind speed in January:
19.6km/h - Average wind speed in February:
17.2km/h - Average wind speed in March:
16.1km/h - Average wind speed in April:
14.7km/h - Average wind speed in May:
14.3km/h - Average wind speed in June:
17.2km/h
- Average wind speed in July:
17.7km/h - Average wind speed in August:
14.9km/h - Average wind speed in September:
15.6km/h - Average wind speed in October:
18.4km/h - Average wind speed in November:
18.9km/h - Average wind speed in December:
20.9km/h
The windiest month (with the highest average wind speed) is December (20.9km/h).
The calmest month (with the lowest average wind speed) is May (14.3km/h).
Average humidity
Beihai, China
The month with the highest relative humidity is April (82%).
The month with the lowest relative humidity is December (70%).
Average rainfall
Beihai, China
- Average rainfall in January:
17mm - Average rainfall in February:
14mm - Average rainfall in March:
32mm - Average rainfall in April:
50mm - Average rainfall in May:
102mm - Average rainfall in June:
177mm
The wettest month (with the highest rainfall) is August (283mm).
The driest month (with the least rainfall) is February (14mm).
Average rainfall days
Beihai, China
- Average rainfall days in January:
11.4 days - Average rainfall days in February:
9.2 days - Average rainfall days in March:
16 days - Average rainfall days in April:
16.3 days - Average rainfall days in May:
18.3 days - Average rainfall days in June:
23.2 days
- Average rainfall days in July:
27 days - Average rainfall days in August:
25.3 days - Average rainfall days in September:
19.5 days - Average rainfall days in October:
13.6 days - Average rainfall days in November:
11.6 days - Average rainfall days in December:
10.5 days
The month with the highest number of rainy days is July (27 days).
The month with the least rainy days is February (9.2 days).
Average sea temperature
Beihai, China
The best month for swimming (with the highest average sea temperature) is July (30.4°C).
The coldest month (with the lowest average sea temperature) is February (17.8°C).
Average daylight / Average sunshine
Beihai, China
- Average daylight in January:
11h and 0min - Average daylight in February:
11h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
12h and 4min - Average daylight in May:
13h and 1min - Average daylight in June:
13h and 2min
- Average daylight in July:
13h and 2min - Average daylight in August:
12h and 5min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 4min - Average daylight in November:
11h and 1min - Average daylight in December:
10h and 5min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in January:
5h and 2min - Average sunshine in February:
5h and 4min - Average sunshine in March:
5h and 5min - Average sunshine in April:
7h and 1min - Average sunshine in May:
8h and 2min - Average sunshine in June:
8h and 2min
- Average sunshine in July:
8h and 0min - Average sunshine in August:
8h and 1min - Average sunshine in September:
8h and 4min - Average sunshine in October:
8h and 0min - Average sunshine in November:
6h and 4min - Average sunshine in December:
6h and 2min
The month with the most sunshine is September (Average sunshine: 8h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days
Beihai, China
- Average sunshine days in January:
16.7 days - Average sunshine days in February:
15.9 days - Average sunshine days in March:
12.8 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
11.3 days - Average sunshine days in June:
5.6 days
- Average sunshine days in July:
2.8 days - Average sunshine days in August:
4.8 days - Average sunshine days in September:
9.1 days - Average sunshine days in October:
15.5 days - Average sunshine days in November:
16.3 days - Average sunshine days in December:
17.8 days
The month with the most sunshine days is December (17.8 days).
The month with the least sunshine days is July (2.8 days).
Average UV index
Beihai, China
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).
Average cloud cover
Beihai, China
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility
Beihai, China
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).
