Average temperatures, rainfall and packing tips for Warsaw, Poland in January
January in Warsaw is typically cold, with average daytime highs around 2°C and nights near -3°C. It is usually the coldest month of the year in Warsaw.
Expect some rain: around 66 mm falls in Warsaw during January on average.
If your dates are flexible, the most comfortable months in Warsaw are usually May, June, July, August and September.
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In January, Warsaw averages a daytime high of about 2°C and a night-time low of around -3°C, based on recent historical data. That makes it the coldest month of the year there.
Expect some rain: around 66 mm falls in Warsaw during January on average.
January is cold in Warsaw. City sightseeing works fine if you dress for it, but pack properly and expect short days. If your dates are flexible, the most comfortable months in Warsaw are usually May, June, July, August and September.