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
With its high average temperature of -5.8°C (21.6°F) and a low of -10°C (14°F), January is regarded as the coldest month.Humidity
January is the most humid month, with an average relative humidity of 96%.Rainfall
In Sievi, in January, it is raining for 4.2 days, with typically 30mm (1.18") of accumulated precipitation. In Sievi, during the entire year, the rain falls for 118.8 days and collects up to 391mm (15.39") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In January, it is snowing for 21.6 days. Throughout January, 187mm (7.36") of snow is accumulated. In Sievi, during the entire year, snow falls for 108.4 days and aggregates up to 1010mm (39.76") of snow.Daylight
In January, the average length of the day is 5h and 40min.On the first day of January, sunrise is at 10:09 and sunset at 14:40. On the last day of the month, sunrise is at 09:04 and sunset at 16:05 EET.
Sunshine
In January, the average sunshine is 1.4h.UV index
The months with the lowest UV index in Sievi 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 the average person.Note: The UV index of 1 in January translates into these instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is January?
What is the most humid month in Sievi?
What is the average humidity in January?
How much does it rain in January?
How many days does it snow in January in Sievi?
How many hours of daylight does Sievi have in January?
When are sunrise and sunset in January?
How long on average sun shines in January in Sievi?
What is the month with the lowest UV index?
How high is the UV index in January?
Average temperature in January
Sievi, Finland
- Average high temperature in January: -5.8°C
The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (-5.8°C).
- Average low temperature in January: -10°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is January (-10°C).
Average pressure in January
Sievi, Finland
- Average pressure in January: 1010mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1006mbar).
Average wind speed in January
Sievi, Finland
- Average wind speed in January: 11.1km/h
The windiest month (with the highest average wind speed) is December (11.5km/h).
The calmest month (with the lowest average wind speed) is July (8.9km/h).
Average humidity in January
Sievi, Finland
- Average humidity in January: 96%
The month with the highest relative humidity is January (96%).
The month with the lowest relative humidity is June (67%).
Average rainfall in January
Sievi, Finland
- Average rainfall in January: 30mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in January
Sievi, Finland
- Average rainfall days in January: 4.2 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is February (3.3 days).
Average snowfall in January
Sievi, Finland
- Average snowfall in January: 187mm
The month with the highest snowfall is December (200mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Sievi, Finland
- Average snowfall days in January: 21.6 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Sievi, Finland
- Average daylight in January: 5h and 4min
The month with the longest days is June (Average daylight: 20h and 42min).
The month with the shortest days is December (Average daylight: 4h and 30min).
- Average sunshine in January: 1h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 0h and 54min).
Average sunshine days in January
Sievi, Finland
- Average sunshine days in January: 9.9 days
The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (8.5 days).
Average UV index in January
Sievi, Finland
- Average UV index in January: 1
The month with the highest UV index is July (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
Sievi, Finland
- Average cloud cover in January: 80
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in January
Sievi, Finland
- Average visibility in January: 5km
The months with the highest visibility are May, June and July (9km).
The months with the lowest visibility are January and February (5km).
