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
Heiden experiences its lowest temperatures in January, with an average peak of 2.9°C (37.2°F) and a low of -2.9°C (26.8°F).Humidity
With an average relative humidity of 85%, January is the most humid month.Rainfall
In Heiden, during January, the rain falls for 12.1 days and regularly aggregates up to 78mm (3.07") of precipitation. Throughout the year, in Heiden, Switzerland, there are 177.8 rainfall days, and 1006mm (39.61") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall in Heiden is January, when snow falls for 12.3 days and typically aggregates up to 353mm (13.9") of snow.Daylight
The average length of the day in January in Heiden is 8h and 58min.On the first day of the month, sunrise is at 08:09 and sunset at 16:41. On the last day of January, sunrise is at 07:49 and sunset at 17:20 CET.
Sunshine
The average sunshine in January is 5.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 during January leads to these advisories:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Heiden?
How cold is it in Heiden in January?
What is the most humid month in Heiden?
What is the average humidity in January in Heiden?
How many days does it rain in January in Heiden?
What is the snowiest month in Heiden?
How much does it snow in Heiden in January?
What is the average length of the day in January in Heiden?
What time are sunrise and sunset in January in Heiden?
How long on average sun shines in January in Heiden?
What is the month with the lowest UV index in Heiden?
What is the UV index intensity in January in Heiden?
Average temperature in January
Heiden, Switzerland
- Average high temperature in January: 2.9°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.9°C).
- Average low temperature in January: -2.9°C
The months with the highest average low temperature are July and August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).
Average pressure in January
Heiden, Switzerland
- Average pressure in January: 1019.2mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in January
Heiden, Switzerland
- Average wind speed in January: 8.7km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).
Average humidity in January
Heiden, Switzerland
- Average humidity in January: 85%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (75%).
Average rainfall in January
Heiden, Switzerland
- Average rainfall in January: 78mm
The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is April (52mm).
Average rainfall days in January
Heiden, Switzerland
- Average rainfall days in January: 12.1 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in January
Heiden, Switzerland
- Average snowfall in January: 353mm
The month with the highest snowfall is January (353mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Heiden, Switzerland
- Average snowfall days in January: 12.3 days
The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Heiden, Switzerland
- Average daylight in January: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in January
Heiden, Switzerland
- Average sunshine days in January: 12.8 days
The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in January
Heiden, Switzerland
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Heiden, Switzerland
- Average cloud cover in January: 47
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Heiden, Switzerland
- Average visibility in January: 8km
The months with the highest visibility are April, May, June, July, August, October and November (9km).
The months with the lowest visibility are January, February, March, September and December (8km).
Heiden, Switzerland
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