Long-term weather forecast
Long-term weather forecast

January weather forecast and Climate
Warsaw, Poland

A view of the old town square of Warsaw, Poland, on a warm summer day, and clear skies
A view of the old town square of Warsaw, Poland, on a warm summer day, and clear skies
January introduces Warsaw to cold weather with freezing temperatures in the range of -4°C (24.8°F) and 0°C (32°F). The nights get even colder with the arrival of winter cold air masses from Russia that bring the temperatures to as low as -6°C (21.2°F). Snowfall is moderately high, and snow accumulates slowly and without a thick build-up.
Warm winter coat, gloves, and warm boots are essential for a day out in January. In spite of warm clothes, most activities are still reduced to indoors.
The sun barely shines for an hour each day, and there is minimal precipitation for about fifteen days in January collecting barely 30.5mm (1.2").
Generally, most days are dull, mildly wet, and extremely cold with scarce sunshine. Skiing and skating are preferred activities in during winter.
  • The average high temperature in January: 0.4°C

The warmest month (with the highest average high temperature) is July (23.6°C).
The month with the lowest average high temperature is January (0.4°C).

  • The average low temperature in January: -4.8°C

The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).

  • The average rainfall in January: 26.5mm

The wettest month (with the highest rainfall) is July (72.9mm).
The driest month (with the lowest rainfall) is February (26.1mm).

  • The average rainfall days in January: 15 days

The month with the highest number of rainy days is December (16 days).
Months with the lowest number of rainy days are April, May, August and September (12 days).

  • The average daylight in January: 8h

The month with the longest days is June (Average daylight: 17h).
Months with shortest days are January and December (Average daylight: 8h).

  • The average sunshine in January: 1h

Months with most sunshine are June and July (Average sunshine: 8h).
Months with least sunshine are January and December (Average sunshine: 1).

  • The average UV index in January: 1

Months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 0).