Zagreb Weather in January
In January, Zagreb averages a high of 5°C (40°F) and a low of 0°C (31°F), from 53 years of daily records (1971–2025).
5°C
Average high
40°F
0°C
Average low
31°F
19°C
Record high
66°F · January 7, 2001
-17°C
Record low
1°F · January 12, 1985
What January Is Like in Zagreb
- January in Zagreb has become 2.4°C (4.3°F) warmer on average: the 2011–2025 average against 1970–1989.
- The coldest January reading, -17°C (1°F) on January 12, 1985, has not been matched in 40 years.
- January is Zagreb's coldest month of the year.
- On average, 17 nights in January drop below freezing.
At least 1 mm of rain falls on 22% of January days, and the month averages 50 mm in total.
Warmest: 2007 (11.3°C)Latest: 2023 (8.6°C)10-year averageLong-run average (4.7°C)
Look Up a Day in January
See the weather in Zagreb on any January date, year by year.
Source: NOAA GHCN-Daily, Zagreb-Gric (1971–2025). Averages cover 1971–2025. How we compute this