Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
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). January witnesses an average nighttime temperature of 16.7°C (62.1°F) in Saint Heliers.Humidity
The months with the lowest humidity in Saint Heliers are January through March and November, with an average relative humidity of 77%.Rainfall
The month with the least rainfall is January, when the rain falls for 11.1 days and typically collects 34mm (1.34") of precipitation.Daylight
In January, the average length of the day in Saint Heliers is 14h and 22min.On the first day of the month, sunrise is at 6:04 am and sunset at 8:42 pm. On the last day of January, in Saint Heliers, sunrise is at 6:34 am and sunset at 8:33 pm NZDT.
Sunshine
The average sunshine in January in Saint Heliers is 7.9h.UV index
January through April and December, with an average maximum UV index of 5, are months with the highest UV index in Saint Heliers. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 5 in January interprets into the following recommendations:
Be vigilant - Preventing sunburn is recommended. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What are the temperatures in Saint Heliers in January?
What are the least humid months in Saint Heliers?
What is the average humidity in January in Saint Heliers?
What is the driest month in Saint Heliers?
How much does it rain in Saint Heliers in January?
What is the average length of the day in January in Saint Heliers?
When is the sunrise / sunset in January in Saint Heliers?
How long on average sun shines in January in Saint Heliers?
When is the highest UV index in Saint Heliers?
How high is the UV index in January in Saint Heliers?
Average temperature in January
Saint Heliers, New Zealand
- Average high temperature in January: 21.9°C
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).
- Average low temperature in January: 16.7°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 in January
Saint Heliers, New Zealand
- Average pressure in January: 1014.8mbar
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 in January
Saint Heliers, New Zealand
- Average wind speed in January: 15.5km/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 in January
Saint Heliers, New Zealand
- Average humidity in January: 77%
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 in January
Saint Heliers, New Zealand
- Average rainfall in January: 34mm
The wettest month (with the highest rainfall) is June (71mm).
The driest month (with the least rainfall) is January (34mm).
Average rainfall days in January
Saint Heliers, New Zealand
- Average rainfall days in January: 11.1 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 in January /
Average sunshine in January
Saint Heliers, New Zealand
- Average daylight in January: 14h and 2min
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
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 in January
Saint Heliers, New Zealand
- Average sunshine days in January: 16.3 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 in January
Saint Heliers, New Zealand
- Average UV index in January: 5
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 in January
Saint Heliers, New Zealand
- Average cloud cover in January: 37
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 in January
Saint Heliers, New Zealand
- Average visibility in January: 10km
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).
Saint Heliers, New Zealand
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