ClimateAverages

Mons Climate

Wallonia, Belgium · population 91,277 · 273 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
13.6°C
Warmest month · July
21.9°C
Typical daytime high
Coldest month · January
-0.3°C
Typical overnight low

Mons has an average annual daytime high of 13.6°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 21.9°C, and its coldest is January, with overnight lows near -0.3°C.

Month by month averages

MonthAvg highAvg low
January4.7°C-0.3°CColdest
February6.1°C-0.0°C
March9.8°C1.7°C
April13.3°C3.7°C
May17.4°C7.4°C
June20.3°C10.2°C
July21.9°C12.0°CWarmest
August21.8°C11.9°C
September19.2°C9.8°C
October14.4°C6.5°C
November8.7°C3.1°C
December5.7°C0.8°C

Temperature range across the year

-2°4°11°17°24°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2006
+2.6°C vs. 1951–1980
Coldest year on record
1844
-2.0°C vs. 1951–1980

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

Is Mons getting hotter?

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

8.8°9.5°10.2°10.9°11.6°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 Mons?

Mons's average annual daytime high is 13.6°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 21.9°C, and the coldest is January, with lows averaging -0.3°C.

What is the warmest month in Mons?

July is the warmest month in Mons, with typical daytime highs of 21.9°C.

What is the hottest year on record for Mons?

2006 is the hottest year on record for Mons, running +2.6°C above the 1951 to 1980 baseline.

Is Mons getting hotter?

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

When is the best time to visit Mons?

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.