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
Heby's January weather, with an average high temperature of -1.5°C (29.3°F) and an average low temperature of -5.4°C (22.3°F), tends to be the coldest of the year.Humidity
With an average relative humidity of 91%, January is the most humid month in Heby.Rainfall
In Heby, during January, the rain falls for 5.5 days and regularly aggregates up to 24mm (0.94") of precipitation. In Heby, during the entire year, the rain falls for 138.7 days and collects up to 389mm (15.31") of precipitation.Snowfall
January through May, October through December are months with snowfall. January is the month with the most snowfall in Heby. Snow falls for 13.7 days and accumulates 133mm (5.24") of snow.Daylight
In January, the average length of the day is 6h and 53min.On the first day of January in Heby, Sweden, sunrise is at 08:54 and sunset at 14:57. On the last day of the month, sunrise is at 08:09 and sunset at 16:02 CET.
Sunshine
The average sunshine in January in Heby is 3.2h.UV index
January, February and November, with an average maximum UV index of 1, are months with the lowest UV index in Heby. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 1 in January interprets into the following advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Boost your sun resistance with garments that are densely woven yet spacious. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What time of the year is the coldest in Heby?
How cold is it in Heby in January?
What is the most humid month in Heby?
What is the average humidity in January in Heby?
How much does it rain in Heby in January?
When does it snow the most in Heby?
How much does it snow in Heby in January?
What is the average length of the day in January in Heby?
When is the sunrise / sunset in January in Heby?
How long on average sun shines in January in Heby?
What is the month with the lowest UV index in Heby?
What is the UV index intensity in January in Heby?
Average temperature in January
Heby, Sweden
- Average high temperature in January: -1.5°C
The warmest month (with the highest average high temperature) is July (22.2°C).
The month with the lowest average high temperature is January (-1.5°C).
- Average low temperature in January: -5.4°C
The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is January (-5.4°C).
Average pressure in January
Heby, Sweden
- Average pressure in January: 1010.9mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1007.4mbar).
Average wind speed in January
Heby, Sweden
- Average wind speed in January: 12km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in January
Heby, Sweden
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is May (69%).
Average rainfall in January
Heby, Sweden
- Average rainfall in January: 24mm
The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in January
Heby, Sweden
- Average rainfall days in January: 5.5 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is February (5.4 days).
Average snowfall in January
Heby, Sweden
- Average snowfall in January: 133mm
The month with the highest snowfall is January (133mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Heby, Sweden
- Average snowfall days in January: 13.7 days
The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Heby, Sweden
- Average daylight in January: 6h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).
Average sunshine days in January
Heby, Sweden
- Average sunshine days in January: 13.8 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in January
Heby, Sweden
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in January
Heby, Sweden
- Average cloud cover in January: 67
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 44).
Average visibility in January
Heby, Sweden
- Average visibility in January: 7km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February, March, November and December (7km).
Heby, Sweden
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