January is generally one of the coldest months of the year in Prague, with highs reaching only –3°C (that’s about 28°F) during the day. Evenings are consistently cold, with average night-time temperatures remaining at around –5°C (23°F). January also happens to be one of the drier months of the year in Prague, with average rainfall of less than 30 mm.
Prague Average Temperature: –3°C
Average Minimum Temperature: –5°C
Average Maximum Temperature: 0°C
Average Precipitation/Rainfall: 23 mm
Wet Days (>0.1 mm): 13
Average Sunshine Hours/Day: 1.8
Average Number of Days with Frost: 21