Historical climate averages in Brussels for January
Belgium · 1941–2025 · 93 daily observations
A month-level reference built from observed daily highs, lows, and precipitation values. Use it to see how January fits into Brussels's annual pattern, then jump to nearby months below.
Average High
2.0°C
Average Low
-2.6°C
Record High
11.6°C
Record Low
-18.7°C
Average Daily Precipitation
2.7mm
Data Coverage
1941–2025 (93 obs)
January in context
January in Brussels is the coolest month by average daytime high. Average highs reach 2.0°C and average lows settle near -2.6°C.
the 2nd wettest month by average daily precipitation. Average daily precipitation is 2.7mm, versus 3.0mm in October, the wettest month.
This snapshot is built from 93 daily observations collected between 1941 and 2025. Record highs and lows mark the single hottest and coldest daily readings in the archive for this month.
Relative to the full year
- Daytime highs: -13.2°C vs city-wide monthly average
- Nighttime lows: -10.5°C vs city-wide monthly average
- Daily precipitation: +1.1mm vs city-wide monthly average
Archive quality
- Coverage: 1941–2025 (93 obs)
- Temperature span: 30.3°C between record low and high
- Driest month benchmark: March at 0.4mm
How this summary is calculated
PastWeather groups all recorded days for January, then calculates the average daytime high, average nighttime low, and average daily precipitation value for that month. The cards above stay tied to observed data rather than travel copy or generic climate descriptions.
Average high / low
Mean daily maximum and minimum temperatures across every recorded January day in the archive.
Record extremes
The single hottest and coldest daily readings observed during this month, useful for understanding outlier risk.
Precipitation note
Precipitation is shown as an average daily value for this month, which helps compare wetter and drier parts of the year on the same basis.
Explore another month
Move month by month or jump straight to the warmest, coldest, or wettest part of the year for Brussels.