Verdict: Tough month
Warsaw Weather in January
January is properly cold in Warsaw, with highs of only 3°C (37°F). Expect showers on roughly 14 days of the month — rarely trip-ruining, worth planning around. If your dates are flexible, most travelers will have a better time in Warsaw outside January.
Average high
3°C / 37°F
Average low
-1°C / 30°F
Rain days
~14
Precipitation
57 mm
What to pack for Warsaw in January
- Full winter kit — insulated coat, gloves, warm hat
- Rain gear is non-negotiable — expect rain on roughly 14 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
January against the rest of the year
Warmest in Warsaw: Jul (26°C / 79°F) · Coolest: Jan (3°C / 37°F) · Wettest: Jan (~14 rain days)
3°
-1°
Jan
5°
-1°
Feb
9°
0°
Mar
13°
4°
Apr
19°
9°
May
24°
14°
Jun
26°
16°
Jul
25°
16°
Aug
21°
11°
Sep
14°
7°
Oct
7°
2°
Nov
3°
-1°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)