ClimateAverages

Slupsk Climate

Pomerania, Poland · 101 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
11.3°C
Warmest month · August
21.3°C
Typical daytime high
Coldest month · January
-5.4°C
Typical overnight low

Slupsk has an average annual daytime high of 11.3°C, based on the 1951 to 1980 baseline. Its warmest month is August, when highs typically reach 21.3°C, and its coldest is January, with overnight lows near -5.4°C.

Month by month averages

MonthAvg highAvg low
January0.5°C-5.4°CColdest
February1.4°C-5.3°C
March5.6°C-2.6°C
April11.1°C1.0°C
May16.3°C5.2°C
June20.2°C9.2°C
July21.3°C11.5°C
August21.3°C11.4°CWarmest
September17.8°C8.3°C
October12.0°C4.3°C
November6.0°C0.6°C
December2.4°C-3.0°C

Temperature range across the year

-7°0°8°16°23°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2006
+3.2°C vs. 1951–1980
Coldest year on record
1870
-2.2°C vs. 1951–1980

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

Is Slupsk getting hotter?

Since 1900, Slupsk's average temperature has risen by +2.4°C. Compared to the earliest station records that begin in 1750, warming totals +2.6°C.

6.8°7.5°8.3°9.0°9.8°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 Slupsk?

Slupsk's average annual daytime high is 11.3°C, based on the 1951 to 1980 baseline period. The warmest month is August, with highs averaging 21.3°C, and the coldest is January, with lows averaging -5.4°C.

What is the warmest month in Slupsk?

August is the warmest month in Slupsk, with typical daytime highs of 21.3°C.

What is the hottest year on record for Slupsk?

2006 is the hottest year on record for Slupsk, running +3.2°C above the 1951 to 1980 baseline.

Is Slupsk getting hotter?

Yes. Since 1900, Slupsk has warmed by roughly +2.4°C.

When is the best time to visit Slupsk?

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.