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 sea temperature 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
In January, the average high-temperature is practically the same as in December - a still comfortable 18.5°C (65.3°F). In Wellington, the average low-temperature is 15°C (59°F).Humidity
In January, the average relative humidity in Wellington is 79%.Rainfall
The months with the least rainfall in Wellington are January and February Rain falls for 9.6 days and accumulates 20mm (0.79") of rain.Sea temperature
In January, the average sea temperature in Wellington is 16.6°C (61.9°F).Note: Swimming in 16.6°C (61.9°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
Daylight
The average length of the day in January in Wellington is 14h and 46min.On the first day of January, sunrise is at 5:51 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 8:43 pm NZDT.
Sunshine
In January, the average sunshine is 8.8h.UV index
The months with the highest UV index are January through March and December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 5 in January transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the temperature in January in Wellington?
What is the average humidity in January in Wellington?
What is the driest month in Wellington?
How many days does it rain in January in Wellington?
What is the sea water temperature in January in Wellington?
What is the average length of the day in January in Wellington?
When is the sunrise / sunset in January in Wellington?
How long on average sun shines in January in Wellington?
When is the highest UV index in Wellington?
How high is the UV index in January in Wellington?
Average temperature in January
Wellington, New Zealand
- Average high temperature in January: 18.5°C
The warmest month (with the highest average high temperature) is February (18.8°C).
The month with the lowest average high temperature is July (11.4°C).
- Average low temperature in January: 15°C
The month with the highest average low temperature is February (15.4°C).
The coldest month (with the lowest average low temperature) is July (9°C).
Average pressure in January
Wellington, New Zealand
- Average pressure in January: 1012.4mbar
The month with the highest atmospheric pressure is March (1017.7mbar).
The months with the lowest atmospheric pressure are September and November (1012.2mbar).
Average wind speed in January
Wellington, New Zealand
- Average wind speed in January: 25.7km/h
The windiest month (with the highest average wind speed) is September (26.9km/h).
The calmest month (with the lowest average wind speed) is March (23.1km/h).
Average humidity in January
Wellington, New Zealand
- Average humidity in January: 79%
The months with the highest relative humidity are February, March, April and December (80%).
The month with the lowest relative humidity is July (78%).
Average rainfall in January
Wellington, New Zealand
- Average rainfall in January: 20mm
The wettest month (with the highest rainfall) is June (47mm).
The driest months (with the least rainfall) are January and February (20mm).
Average rainfall days in January
Wellington, New Zealand
- Average rainfall days in January: 9.6 days
The month with the highest number of rainy days is June (14.5 days).
The month with the least rainy days is February (8 days).
Average sea temperature in January
Wellington, New Zealand
- Average sea temperature in January: 16.6°C
The best month for swimming (with the highest average sea temperature) is February (17.1°C).
The coldest month (with the lowest average sea temperature) is August (12.3°C).
Average daylight in January /
Average sunshine in January
Wellington, New Zealand
- Average daylight in January: 14h and 46min
The month with the longest days is December (Average daylight: 15h and 6min).
The month with the shortest days is June (Average daylight: 9h and 15min).
- Average sunshine in January: 8h and 48min
The month with the most sunshine is December (Average sunshine: 9h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 24min).
Average sunshine days in January
Wellington, New Zealand
- Average sunshine days in January: 18 days
The month with the most sunshine days is March (19 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in January
Wellington, New Zealand
- Average UV index in January: 5
The months with the highest UV index are January, February, March and December (UV index 5).
The months with the lowest UV index are May and June (UV index 3).
Average cloud cover in January
Wellington, New Zealand
- Average cloud cover in January: 31
The month with the most cloud cover is June (Cloud cover 44).
The month with the least cloud cover is February (Cloud cover 30).
Average visibility in January
Wellington, 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).
Weather forecast for your location
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location
