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Contents
- 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 daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, in Saint Heliers, New Zealand, is an agreeable summer month, with an average temperature fluctuating between 16.7°C (62.1°F) and 21.9°C (71.4°F). Saint Heliers records a slight change with January's average high-temperatures adjusting to a still pleasant 21.9°C (71.4°F) from December's 20.3°C (68.5°F). Weather in January »
Weather in February
February, the last month of the summer in Saint Heliers, is also an agreeable month, with an average temperature fluctuating between 17.5°C (63.5°F) and 22.6°C (72.7°F). February, recognised by an average high temperature of 22.6°C (72.7°F) and a low of 17.5°C (63.5°F), is Saint Heliers's warmest month. Weather in February »
Weather in March
March, the first month of the autumn in Saint Heliers, is still a pleasant month, with temperature in the range of an average low of 16.3°C (61.3°F) and an average high of 21.3°C (70.3°F). Saint Heliers's average high-temperature in March is a still agreeable 21.3°C (70.3°F), marking an insignificant difference from the 22.6°C (72.7°F) of February. Weather in March »
Weather in April
April, the same as March, is another enjoyable autumn month in Saint Heliers, New Zealand, with temperature in the range of an average high of 19.3°C (66.7°F) and an average low of 15°C (59°F). The arrival of April brings an average high-temperature of a comfortable 19.3°C (66.7°F), subtly diverging from March's 21.3°C (70.3°F). Weather in April »
Weather in May
May, the last month of the autumn in Saint Heliers, is also an enjoyable month, with an average temperature fluctuating between 13.1°C (55.6°F) and 16.8°C (62.2°F). May's onset brings an average high-temperature of a still enjoyable 16.8°C (62.2°F), showing a minute difference from April's 19.3°C (66.7°F). Weather in May »
Weather in June
June, the first month of the winter in Saint Heliers, is also a moderate month, with an average temperature varying between 11.8°C (53.2°F) and 14.9°C (58.8°F). The arrival of June denotes a barely perceptible change in the average high-temperatures to a still refreshing 14.9°C (58.8°F) from May's 16.8°C (62.2°F). Weather in June »
Weather in July
July, like June, is another refreshing winter month in Saint Heliers, New Zealand, with an average temperature ranging between min 10.4°C (50.7°F) and max 13.8°C (56.8°F). July is the coldest month of the year, registering average temperatures as high as 13.8°C (56.8°F) and as low as 10.4°C (50.7°F). Weather in July »
Weather in August
August, the last month of the winter in Saint Heliers, is another refreshing month, with an average temperature fluctuating between 10.6°C (51.1°F) and 14.4°C (57.9°F). As Saint Heliers, New Zealand, steps into August, the average high-temperature holds at a still refreshing 14.4°C (57.9°F), hinting at a minor fluctuation from the prior month. Weather in August »
Weather in September
The first month of the spring, September, is also a moderate month in Saint Heliers, New Zealand, with an average temperature fluctuating between 14.8°C (58.6°F) and 10.9°C (51.6°F). September's presence marks an average high-temperature of a still refreshing 14.8°C (58.6°F), subtly varied from August's 14.4°C (57.9°F). Weather in September »
Weather in October
October is a comfortable spring month in Saint Heliers, New Zealand, with an average temperature varying between 12°C (53.6°F) and 16.4°C (61.5°F). Saint Heliers experiences an average high-temperature of an enjoyable 16.4°C (61.5°F) with the onset of October, subtly varied from September's 14.8°C (58.6°F). Weather in October »
Weather in November
The last month of the spring, November, is also an enjoyable month in Saint Heliers, New Zealand, with an average temperature ranging between min 13.4°C (56.1°F) and max 18.2°C (64.8°F). The beginning of November records an average high-temperature of a still refreshing 18.2°C (64.8°F), marking a negligible difference from October's 16.4°C (61.5°F). Weather in November »
Weather in December
December, the first month of the summer in Saint Heliers, is an agreeable month, with an average temperature fluctuating between 20.3°C (68.5°F) and 15.5°C (59.9°F). The shift into December uncovers an average high-temperature of a pleasant 20.3°C (68.5°F), subtly different from the previous month. Weather in December »
Updated: Jan 27, 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 are the least humid months in Saint Heliers?
The months with the lowest humidity are January through March and November, with an average relative humidity of 77%.
What is the driest month in Saint Heliers?
January is the month with the least rainfall. Rain falls for 11.1 days and accumulates 34mm (1.34") of precipitation.
How many days does it rain in Saint Heliers?
Throughout the year, there are 186.5 rainfall days, and 625mm (24.61") of precipitation is accumulated.
When is the highest UV index in Saint Heliers?
The months with the highest UV index are January through April and December, with an average maximum UV index of 5.
What is the warmest month in Saint Heliers?
February is the warmest month of the year, registering average temperatures as high as 22.6°C (72.7°F) and as low as 17.5°C (63.5°F).
When is Daylight Saving Time (DST) in Saint Heliers?
On Sunday, 07. April 2024, at 3:00 am, Daylight Saving Time ends in Saint Heliers, and the time zone changes from NZDT to NZST. The next Daylight Saving Time starts on Sunday, 29. September 2024, at 2:00 am, and the time zone reverts from NZST to NZDT.
What is the rainiest month in Saint Heliers?
The month with the most rainfall in Saint Heliers, New Zealand, is June, when the rain falls for 16.4 days and typically aggregates up to 71mm (2.8") of precipitation.
What is the month with the shortest days in Saint Heliers?
With an average of 9h and 42min of daylight, June has the shortest days of the year in Saint Heliers, New Zealand.
What is the month with the lowest UV index in Saint Heliers?
With an average maximum UV index of 3, June is the month with the lowest UV index.
What part of the year is the coldest in Saint Heliers?
Saint Heliers's July weather, marked by an average high temperature of 13.8°C (56.8°F) and an average low temperature of 10.4°C (50.7°F), is the coldest in the year.
What are the most humid months in Saint Heliers?
The months with the highest humidity in Saint Heliers are August and September, with an average relative humidity of 79%.
What is the month with the least sunshine in Saint Heliers?
With an average of 6.4h of sunshine, August has the least sunshine of the year in Saint Heliers.
When are the longest days in Saint Heliers?
December has the longest days of the year in Saint Heliers, with an average of 14h and 36min of daylight.
What month has the most sunshine in Saint Heliers?
With an average of 8.3h of sunshine, December has the most sunshine of the year in Saint Heliers, New Zealand.
Average temperature
Saint Heliers, New Zealand
The warmest month (with the highest average high temperature) is February (22.6°C).
The month with the lowest average high temperature is July (13.8°C).
The month with the highest average low temperature is February (17.5°C).
The coldest month (with the lowest average low temperature) is July (10.4°C).
Average pressure
Saint Heliers, New Zealand
- Average pressure in January:
1014.8mbar - Average pressure in February:
1016.4mbar - Average pressure in March:
1018.3mbar - Average pressure in April:
1018.1mbar - Average pressure in May:
1016.2mbar - Average pressure in June:
1016.4mbar
- Average pressure in July:
1015.5mbar - Average pressure in August:
1015.1mbar - Average pressure in September:
1014.8mbar - Average pressure in October:
1016.1mbar - Average pressure in November:
1015.3mbar - Average pressure in December:
1015.5mbar
The month with the highest atmospheric pressure is March (1018.3mbar).
The months with the lowest atmospheric pressure are January and September (1014.8mbar).
Average wind speed
Saint Heliers, New Zealand
- Average wind speed in January:
15.5km/h - Average wind speed in February:
13.9km/h - Average wind speed in March:
14.9km/h - Average wind speed in April:
15.6km/h - Average wind speed in May:
17.4km/h - Average wind speed in June:
18.6km/h
- Average wind speed in July:
18.6km/h - Average wind speed in August:
17.6km/h - Average wind speed in September:
19km/h - Average wind speed in October:
18.3km/h - Average wind speed in November:
16.3km/h - Average wind speed in December:
15.3km/h
The windiest month (with the highest average wind speed) is September (19km/h).
The calmest month (with the lowest average wind speed) is February (13.9km/h).
Average humidity
Saint Heliers, New Zealand
The months with the highest relative humidity are August and September (79%).
The months with the lowest relative humidity are January, February, March and November (77%).
Average rainfall
Saint Heliers, New Zealand
The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is January (34mm).
Average rainfall days
Saint Heliers, New Zealand
- Average rainfall days in January:
11.1 days - Average rainfall days in February:
12.3 days - Average rainfall days in March:
14.2 days - Average rainfall days in April:
15.8 days - Average rainfall days in May:
18 days - Average rainfall days in June:
16.4 days
- Average rainfall days in July:
18.3 days - Average rainfall days in August:
18.9 days - Average rainfall days in September:
17.5 days - Average rainfall days in October:
16.2 days - Average rainfall days in November:
13.3 days - Average rainfall days in December:
14.5 days
The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is January (11.1 days).
Average daylight / Average sunshine
Saint Heliers, New Zealand
- Average daylight in January:
14h and 2min - Average daylight in February:
13h and 3min - Average daylight in March:
12h and 2min - Average daylight in April:
11h and 1min - Average daylight in May:
10h and 1min - Average daylight in June:
9h and 4min
- Average daylight in July:
9h and 5min - Average daylight in August:
10h and 4min - Average daylight in September:
11h and 5min - Average daylight in October:
13h and 0min - Average daylight in November:
14h and 1min - Average daylight in December:
14h and 4min
The month with the longest days is December (Average daylight: 14h and 36min).
The month with the shortest days is June (Average daylight: 9h and 42min).
- Average sunshine in January:
7h and 5min - Average sunshine in February:
7h and 4min - Average sunshine in March:
7h and 3min - Average sunshine in April:
7h and 2min - Average sunshine in May:
7h and 0min - Average sunshine in June:
6h and 4min
- Average sunshine in July:
6h and 4min - Average sunshine in August:
6h and 2min - Average sunshine in September:
6h and 3min - Average sunshine in October:
6h and 5min - Average sunshine in November:
7h and 4min - Average sunshine in December:
8h and 2min
The month with the most sunshine is December (Average sunshine: 8h and 18min).
The month with the least sunshine is August (Average sunshine: 6h and 24min).
Average sunshine days
Saint Heliers, New Zealand
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
12 days - Average sunshine days in March:
11.8 days - Average sunshine days in April:
10.2 days - Average sunshine days in May:
9.8 days - Average sunshine days in June:
9.5 days
- Average sunshine days in July:
9.2 days - Average sunshine days in August:
8.3 days - Average sunshine days in September:
7.7 days - Average sunshine days in October:
10.5 days - Average sunshine days in November:
12.9 days - Average sunshine days in December:
11.7 days
The month with the most sunshine days is January (16.3 days).
The month with the least sunshine days is September (7.7 days).
Average UV index
Saint Heliers, New Zealand
The months with the highest UV index are January, February, March, April and December (UV index 5).
The month with the lowest UV index is June (UV index 3).
Average cloud cover
Saint Heliers, New Zealand
The month with the most cloud cover is September (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 37).
Average visibility
Saint Heliers, New Zealand
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).
