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 snowfall in January
- Average snowfall 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
January is the month when Irwell experiences its warmest temperatures, averaging a high of 21.3°C (70.3°F) and a low of 11.9°C (53.4°F).Humidity
The least humid month in Irwell is January, with an average relative humidity of 70%.Rainfall
In Irwell, in January, during 10 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, there are 114.3 rainfall days, and 300mm (11.81") of precipitation is accumulated.Snowfall
January through May, October through December are months without snowfall in Irwell.Daylight
In Irwell, the average length of the day in January is 15h and 1min.On the first day of the month, sunrise is at 5:51 am and sunset at 9:15 pm. On the last day of January, in Irwell, New Zealand, sunrise is at 6:28 am and sunset at 8:59 pm NZDT.
Sunshine
In January, the average sunshine is 9.7h.UV index
With an average maximum UV index of 5, January is the month with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In January, an average UV index of 5 transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the warmest month in Irwell?
What are January temperatures in Irwell?
What is the least humid month in Irwell?
What is the average humidity in January in Irwell?
How much does it rain in Irwell in January?
When it does not snow in Irwell?
How many hours of daylight does Irwell have in January?
When is the sunrise / sunset in January in Irwell?
How many hours of sunshine does Irwell have in January?
What is the month with the highest UV index in Irwell?
How high is the UV index in January in Irwell?
Average temperature in January
Irwell, New Zealand
- Average high temperature in January: 21.3°C
The warmest month (with the highest average high temperature) is January (21.3°C).
The month with the lowest average high temperature is July (10.3°C).
- Average low temperature in January: 11.9°C
The month with the highest average low temperature is January (11.9°C).
The coldest month (with the lowest average low temperature) is July (3.8°C).
Average pressure in January
Irwell, New Zealand
- Average pressure in January: 1011.1mbar
The month with the highest atmospheric pressure is March (1016.9mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).
Average wind speed in January
Irwell, New Zealand
- Average wind speed in January: 15.3km/h
The windiest month (with the highest average wind speed) is January (15.3km/h).
The calmest month (with the lowest average wind speed) is August (12.4km/h).
Average humidity in January
Irwell, New Zealand
- Average humidity in January: 70%
The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is January (70%).
Average rainfall in January
Irwell, New Zealand
- Average rainfall in January: 20mm
The wettest month (with the highest rainfall) is October (38mm).
The driest month (with the least rainfall) is September (14mm).
Average rainfall days in January
Irwell, New Zealand
- Average rainfall days in January: 10 days
The month with the highest number of rainy days is October (12.5 days).
The month with the least rainy days is May (8 days).
Average snowfall in January
Irwell, New Zealand
- Average snowfall in January: 0mm
The month with the highest snowfall is August (5mm).
The months with the least snowfall are January, February, March, April, May, October, November and December (0mm).
Average snowfall days in January
Irwell, New Zealand
- Average snowfall days in January: 0 days
The months with the highest number of snowfall days are June and August (0.3 days).
The months with the least snowfall days are January, February, March, April, October, November and December (0 days).
Average daylight in January /
Average sunshine in January
Irwell, New Zealand
- Average daylight in January: 15h and 0min
The month with the longest days is December (Average daylight: 15h and 24min).
The month with the shortest days is June (Average daylight: 9h and 0min).
- Average sunshine in January: 9h and 4min
The month with the most sunshine is December (Average sunshine: 10h and 24min).
The month with the least sunshine is June (Average sunshine: 5h and 6min).
Average sunshine days in January
Irwell, New Zealand
- Average sunshine days in January: 18.8 days
The month with the most sunshine days is May (21.2 days).
The month with the least sunshine days is November (17.3 days).
Average UV index in January
Irwell, New Zealand
- Average UV index in January: 5
The month with the highest UV index is January (UV index 5).
The months with the lowest UV index are April, May, June, July, August and September (UV index 3).
Average cloud cover in January
Irwell, New Zealand
- Average cloud cover in January: 37
The month with the most cloud cover is June (Cloud cover 43).
The months with the least cloud cover are January, February, March and May (Cloud cover 37).
Average visibility in January
Irwell, New Zealand
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, June, July and December (10km).
The months with the lowest visibility are May, August, September, October and November (9km).
Irwell, New Zealand
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