January weather forecastHerøyholmen, Norway
January weather for Herøyholmen, Norway: In Herøyholmen, Norway, in January, during 7.9 snowfall days, 80mm (3.15") of snow is typically accumulated. In Herøyholmen, during January, the rain falls for 10.2 days and regularly aggregates up to 75mm (2.95") of precipitation.
January
Weather in January
January, the same as December, is a wintry winter month in Herøyholmen, Norway, with temperature in the range of an average high of 1.2°C (34.2°F) and an average low of -1.5°C (29.3°F).Temperature
In Herøyholmen, the coldest months are January and February, registering an average high-temperature of 1.2°C (34.2°F).Humidity
The average relative humidity in January is 77%.Rainfall
In Herøyholmen, during January, the rain falls for 10.2 days and regularly aggregates up to 75mm (2.95") of precipitation. In Herøyholmen, during the entire year, the rain falls for 171.1 days and collects up to 742mm (29.21") of precipitation.Snowfall
January through May, October through December are months with snowfall. In Herøyholmen, during January, snow falls for 7.9 days and regularly aggregates up to 80mm (3.15") of snow. Throughout the year, in Herøyholmen, there are 50 snowfall days, and 486mm (19.13") of snow is accumulated.Daylight
The average length of the day in January is 4h and 45min.On the first day of January, sunrise is at 10:38 and sunset at 13:50. On the last day of the month, sunrise is at 09:11 and sunset at 15:36 CET.
Sunshine
The average sunshine in January is 1.8h.UV index
The months with the lowest UV index in Herøyholmen are January through April, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Herøyholmen, Norway
- Average high temperature in January: 1.2°C
The warmest month (with the highest average high temperature) is August (14.5°C).
The months with the lowest average high temperature are January and February (1.2°C).
- Average low temperature in January: -1.5°C
The month with the highest average low temperature is August (11.9°C).
The coldest months (with the lowest average low temperature) are January and February (-1.5°C).
Average pressure in January
Herøyholmen, Norway
- Average pressure in January: 1005.8mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1001.9mbar).
Average wind speed in January
Herøyholmen, Norway
- Average wind speed in January: 27.7km/h
The windiest month (with the highest average wind speed) is January (27.7km/h).
The calmest month (with the lowest average wind speed) is July (15.6km/h).
Average humidity in January
Herøyholmen, Norway
- Average humidity in January: 77%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Herøyholmen, Norway
- Average rainfall in January: 75mm
The wettest month (with the highest rainfall) is October (79mm).
The driest month (with the least rainfall) is May (41mm).
Average rainfall days in January
Herøyholmen, Norway
- Average rainfall days in January: 10.2 days
The month with the highest number of rainy days is September (18.5 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in January
Herøyholmen, Norway
- Average snowfall in January: 80mm
The month with the highest snowfall is March (106mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Herøyholmen, Norway
- Average snowfall days in January: 7.9 days
The month with the highest number of snowfall days is March (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Herøyholmen, Norway
- Average daylight in January: 4h and 42min
The month with the longest days is July (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 3h and 12min).
- Average sunshine in January: 1h and 48min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in January
Herøyholmen, Norway
- Average sunshine days in January: 13.1 days
The month with the most sunshine days is January (13.1 days).
The month with the least sunshine days is March (9.8 days).
Average UV index in January
Herøyholmen, Norway
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in January
Herøyholmen, Norway
- Average cloud cover in January: 60
The month with the most cloud cover is March (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 51).
Average visibility in January
Herøyholmen, Norway
- Average visibility in January: 9km
The months with the highest visibility are June, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, July, November and December (9km).





