January weather forecast
Poznań, Poland

Embarking upon a new year, Poznań, Poland grapples with the chill of winter. Crisp mornings bring with them an average low temperature of -4.6°C (23.7°F), making January colder compared to December. A palpable level of cloud cover reduces the daylight hours to merely 8.3, further accentuating the winter feel of the city. January outfits usually involve layers upon warm layers as city-goers brace the weather. During this phase, the city rarely sees the light of the sun with the UV index dropping to as low as 1.

Temperature

January stands out as Poznań's coldest month, with an average high-temperature of 2.3°C (36.1°F) and a low-temperature of -4.6°C (23.7°F).

Humidity

In Poznań, the average relative humidity in January is 81%.

Rainfall

In Poznań, during January, the rain falls for 14 days and regularly aggregates up to 33mm (1.3") of precipitation. Throughout the year, in Poznań, there are 142 rainfall days, and 524mm (20.63") of precipitation is accumulated.

Daylight

In January, the average length of the day is 8h and 19min.
On the first day of January in Poznań, Poland, sunrise is at 08:02 and sunset at 15:48. On the last day of the month, sunrise is at 07:35 and sunset at 16:35 CET.

Sunshine

The average sunshine in January in Poznań is 1.8h.

UV index

In Poznań, Poland, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 1 in January translates into this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.