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
January
Weather in January
Temperature
January, on average, is the coldest month, registering a high temperature of 4°C (39.2°F) and a low of 0.1°C (32.2°F).Humidity
In Unna, the average relative humidity in January is 87%.Rainfall
In January, the rain falls for 8.9 days. Throughout January, 12mm (0.47") of precipitation is accumulated. In Unna, during the entire year, the rain falls for 109.1 days and collects up to 144mm (5.67") of precipitation.Snowfall
Months with snowfall in Unna are January through March, November and December. The months with the most snowfall in Unna are January and February, with an average 11mm (0.43") of accumulated snow.Daylight
In January, the average length of the day in Unna is 8h and 26min.On the first day of the month, sunrise is at 08:34 and sunset at 16:30. On the last day of January, in Unna, sunrise is at 08:09 and sunset at 17:15 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 3.6h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 2 in January transforms into this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Unna?
Is it cold in Unna during January?
What is the average humidity in January in Unna?
How many days does it rain in January in Unna?
When does it snow the most in Unna?
How much does it snow in Unna in January?
What is the average length of the day in January in Unna?
When is the sunrise / sunset in January in Unna?
What are the months with the least sunshine in Unna?
How long on average sun shines in January in Unna?
What are the months with the lowest UV index in Unna?
How high is the UV index in January in Unna?
Average temperature in January
Unna, Germany
- Average high temperature in January: 4°C
The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in January: 0.1°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (0.1°C).
Average pressure in January
Unna, Germany
- Average pressure in January: 1015.9mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1013mbar).
Average wind speed in January
Unna, Germany
- Average wind speed in January: 15.6km/h
The windiest month (with the highest average wind speed) is December (16.4km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).
Average humidity in January
Unna, Germany
- Average humidity in January: 87%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (71%).
Average rainfall in January
Unna, Germany
- Average rainfall in January: 12mm
The wettest month (with the highest rainfall) is December (15mm).
The driest month (with the least rainfall) is September (8mm).
Average rainfall days in January
Unna, Germany
- Average rainfall days in January: 8.9 days
The month with the highest number of rainy days is July (11.1 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in January
Unna, Germany
- Average snowfall in January: 11mm
The months with the highest snowfall are January and February (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Unna, Germany
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is January (4.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Unna, Germany
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 36min).
Average sunshine days in January
Unna, Germany
- Average sunshine days in January: 15.4 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is December (15 days).
Average UV index in January
Unna, Germany
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Unna, Germany
- Average cloud cover in January: 63
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in January
Unna, Germany
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is December (8km).
