ClimateAverages

Sint-Niklaas Climate

Flanders, Belgium · population 69,010 · 236 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
14.1°C
Warmest month · August
22.2°C
Typical daytime high
Coldest month · January
0.0°C
Typical overnight low

Sint-Niklaas has an average annual daytime high of 14.1°C, based on the 1951 to 1980 baseline. Its warmest month is August, when highs typically reach 22.2°C, and its coldest is January, with overnight lows near 0.0°C.

Month by month averages

MonthAvg highAvg low
January5.3°C0.0°CColdest
February6.5°C0.2°C
March10.2°C2.0°C
April13.6°C4.1°C
May17.9°C7.8°C
June20.8°C10.7°C
July22.1°C12.5°C
August22.2°C12.5°CWarmest
September19.6°C10.3°C
October14.9°C7.0°C
November9.5°C3.5°C
December6.5°C1.2°C

Temperature range across the year

-2°5°11°18°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 Sint-Niklaas getting hotter?

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

9.5°10.2°10.9°11.6°12.3°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 Sint-Niklaas?

Sint-Niklaas's average annual daytime high is 14.1°C, based on the 1951 to 1980 baseline period. The warmest month is August, with highs averaging 22.2°C, and the coldest is January, with lows averaging 0.0°C.

What is the warmest month in Sint-Niklaas?

August is the warmest month in Sint-Niklaas, with typical daytime highs of 22.2°C.

What is the hottest year on record for Sint-Niklaas?

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

Is Sint-Niklaas getting hotter?

Yes. Since 1900, Sint-Niklaas has warmed by roughly +2.3°C.

When is the best time to visit Sint-Niklaas?

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.