ClimateAverages

Leuven Climate

Flanders, Belgium · population 92,892 · 290 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
13.7°C
Warmest month · July
22.0°C
Typical daytime high
Coldest month · January
-0.1°C
Typical overnight low

Leuven has an average annual daytime high of 13.7°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 22.0°C, and its coldest is January, with overnight lows near -0.1°C.

Month by month averages

MonthAvg highAvg low
January4.7°C-0.1°CColdest
February6.1°C0.1°C
March9.8°C1.9°C
April13.4°C4.0°C
May17.7°C7.7°C
June20.6°C10.6°C
July22.0°C12.4°CWarmest
August21.9°C12.3°C
September19.3°C10.1°C
October14.5°C6.8°C
November8.9°C3.4°C
December5.8°C1.0°C

Temperature range across the year

-2°4°11°17°24°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2006
+2.7°C vs. 1951–1980
Coldest year on record
1844
-2.1°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Leuven getting hotter?

Since 1900, Leuven's average temperature has risen by +2.3°C. Compared to the earliest station records that begin in 1750, warming totals +2.5°C.

9.3°10.0°10.7°11.4°12.1°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
May to September

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Leuven?

Leuven's average annual daytime high is 13.7°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 22.0°C, and the coldest is January, with lows averaging -0.1°C.

What is the warmest month in Leuven?

July is the warmest month in Leuven, with typical daytime highs of 22.0°C.

What is the hottest year on record for Leuven?

2006 is the hottest year on record for Leuven, running +2.7°C above the 1951 to 1980 baseline.

Is Leuven getting hotter?

Yes. Since 1900, Leuven has warmed by roughly +2.3°C.

When is the best time to visit Leuven?

May to September typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.