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 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
Horten, Norway, experiences a transition to a still cold 0.3°C (32.5°F) in average high-temperatures with the arrival of January, not greatly differing from December's 1.7°C (35.1°F). Horten's January nights witness minimal differential from the daytime temperatures, with averages of -2.9°C (26.8°F).Humidity
In Horten, the average relative humidity in January is 83%.Rainfall
In Horten, in January, during 7.4 rainfall days, 46mm (1.81") of precipitation is typically accumulated. In Horten, Norway, during the entire year, the rain falls for 146.5 days and collects up to 650mm (25.59") of precipitation.Snowfall
Months with snowfall in Horten are January through April, October through December. The month with the most snowfall is January, when snow falls for 11.1 days and typically aggregates up to 131mm (5.16") of snow.Sea temperature
In Horten, in January, the average water temperature is 4°C (39.2°F).Note: While swimming, this is identified as life-endangering and very dangerous. The water's freezing temperatures cause intense discomfort and induce rapid hyperventilation. A specialized swimsuit is mandatory to mitigate thermal damage.
Daylight
The average length of the day in January is 7h and 1min.On the first day of January, sunrise is at 09:14 and sunset at 15:27. On the last day of the month, sunrise is at 08:31 and sunset at 16:31 CET.
Sunshine
The average sunshine in January is 3.5h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Horten. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: In January, the maximum UV index of 2 suggests this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Horten in January?
What is the average humidity in January in Horten?
How many days does it rain in January in Horten?
When does it snow the most in Horten?
How much does it snow in Horten in January?
What is the water temperature in January in Horten?
How many hours of daylight does Horten have in January?
What time are sunrise and sunset in January in Horten?
How long on average sun shines in January in Horten?
What is the month with the lowest UV index in Horten?
What is the UV index intensity in January in Horten?
Average temperature in January
Horten, Norway
- Average high temperature in January: 0.3°C
The warmest month (with the highest average high temperature) is July (19.2°C).
The month with the lowest average high temperature is February (0.1°C).
- Average low temperature in January: -2.9°C
The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (-3.3°C).
Average pressure in January
Horten, Norway
- Average pressure in January: 1011.1mbar
The month with the highest atmospheric pressure is April (1014.4mbar).
The month with the lowest atmospheric pressure is December (1008mbar).
Average wind speed in January
Horten, Norway
- Average wind speed in January: 18.9km/h
The windiest months (with the highest average wind speed) are November and December (19.2km/h).
The calmest month (with the lowest average wind speed) is July (13.6km/h).
Average humidity in January
Horten, Norway
- Average humidity in January: 83%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and May (72%).
Average rainfall in January
Horten, Norway
- Average rainfall in January: 46mm
The wettest month (with the highest rainfall) is November (76mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in January
Horten, Norway
- Average rainfall days in January: 7.4 days
The month with the highest number of rainy days is August (16.3 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in January
Horten, Norway
- Average snowfall in January: 131mm
The month with the highest snowfall is January (131mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in January
Horten, Norway
- Average snowfall days in January: 11.1 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in January
Horten, Norway
- Average sea temperature in January: 4°C
The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).
Average daylight in January /
Average sunshine in January
Horten, Norway
- Average daylight in January: 7h and 0min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in January: 3h and 3min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in January
Horten, Norway
- Average sunshine days in January: 13.3 days
The month with the most sunshine days is April (18.3 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in January
Horten, Norway
- Average UV index in January: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in January
Horten, Norway
- Average cloud cover in January: 57
The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are June, July and August (Cloud cover 36).
Average visibility in January
Horten, Norway
- Average visibility in January: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The month with the lowest visibility is February (8km).
Horten, Norway
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