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The weather in January in Posio

It's cold in January in Posio with an average temperature of -6°C. Temperatures this month range from a low of -11°C to a high of -3°C. At night, you can expect temperatures between -17°C and -7°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in January for Posio, Finland. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 3°C in 2020, Posio reached the highest temperature in January over the past 10 years. The lowest daytime temperature in this month was -29°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of -32°C to a highest value of 1°C.

Precipitation and snowfall

In January, there is an average of 74 mm of precipitation, spread over 11 days. Of the total precipitation, about 32 cm falls as snow in January. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in January for Posio

Click on any day in January to get detailed info about the usual weather on that day in Posio. Check out the historical temperatures and precipitation over the past 10 years on this day.

January weather comparison

  Posio New York
Average temperature -6°C 5°C
Max. temperature -3°C 11°C
Min. temperature -17°C -5°C
Total precipitation 74 mm 97 mm
Rainy days 11 days 12 days
Total snowfall 32 cm 16 cm
Snowy days 14 days 8 days

Start of January

The month of January starts in Posio with really cold temps, averaging around -6°C during the day and nights dipping to about -11°C.

Mid January

By mid-January, daytime temps stay steady at around -6°C, with nights around -12°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of January

By the end of January, the average daytime temperature in Posio is around -5°C, while nighttime temps are about -11°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.

Find affordable trips to Posio

UV index

The UV index is a maximum of 1 this month. That's a low value on the intensity scale of 1 to 11. The risk of sunburn is minimal at this time.

Check out the climate of Posio for all months and discover the best travel time

Curious about the weather in other parts of Finland? Check out the climate and weather for spots like Helsinki, Rovaniemi, Kuusamo, or explore other destinations in Finland.

Temperature charts

These charts show the average temperatures in January in Posio, Finland. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in January in Posio

Temperature in January in Posio over the years

Precipitation charts

These charts show the average amount of precipitation in January in Posio, Finland. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in January in Posio

Total precipitation in January in Posio over the years

Daily Snowfall in January in Posio

Snowfall in January in Posio per year

Daily UV index in January in Posio

This chart shows the average daily UV index in January in Posio, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in January in Posio

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Average weather in Posio by month

Click on a month below to see detailed weather info for Posio. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.