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
Itäharju's January weather reaches an average high of -1.9°C (28.6°F) and an average low of -5.3°C (22.5°F), making it the coldest month.Humidity
The average relative humidity in January is 89%.Rainfall
In January, the rain falls for 5.8 days. Throughout January, 28mm (1.1") of precipitation is accumulated. Throughout the year, there are 134.6 rainfall days, and 394mm (15.51") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. January is the month with the most snowfall. Snow falls for 13.7 days and accumulates 103mm (4.06") of snow.Daylight
In Itäharju, Finland, the average length of the day in January is 6h and 45min.On the first day of the month, sunrise is at 09:37 and sunset at 15:30. On the last day of January, sunrise is at 08:50 and sunset at 16:37 EET.
Sunshine
In Itäharju, the average sunshine in January is 2.2h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 1 during January leads to these instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is it in January?
What is the average humidity in January?
How many days does it rain in January?
When does it snow the most in Itäharju?
How much does it snow in January?
How many hours of daylight does Itäharju have in January?
When is the sunrise / sunset in January?
How long on average sun shines in January?
What are the months with the lowest UV index in Itäharju?
What is the UV index reading in January?
Average temperature in January
Itäharju, Finland
- Average high temperature in January: -1.9°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-1.9°C).
- Average low temperature in January: -5.3°C
The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).
Average pressure in January
Itäharju, Finland
- Average pressure in January: 1011.1mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed in January
Itäharju, Finland
- Average wind speed in January: 18.6km/h
The windiest month (with the highest average wind speed) is December (20.4km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).
Average humidity in January
Itäharju, Finland
- Average humidity in January: 89%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).
Average rainfall in January
Itäharju, Finland
- Average rainfall in January: 28mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in January
Itäharju, Finland
- Average rainfall days in January: 5.8 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.2 days).
Average snowfall in January
Itäharju, Finland
- Average snowfall in January: 103mm
The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Itäharju, Finland
- 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
Itäharju, Finland
- Average daylight in January: 6h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in January: 2h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).
Average sunshine days in January
Itäharju, Finland
- Average sunshine days in January: 13.2 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in January
Itäharju, Finland
- Average UV index in January: 1
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, March, November and December (UV index 1).
Average cloud cover in January
Itäharju, Finland
- Average cloud cover in January: 70
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in January
Itäharju, Finland
- Average visibility in January: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).
