ClimateAverages

Olomouc Climate

Olomoucky, Czechia · population 101,268 · 276 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
11.4°C
Warmest month · July
22.4°C
Typical daytime high
Coldest month · January
-6.0°C
Typical overnight low

Olomouc has an average annual daytime high of 11.4°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 22.4°C, and its coldest is January, with overnight lows near -6.0°C.

Month by month averages

MonthAvg highAvg low
January-0.7°C-6.0°CColdest
February1.6°C-4.6°C
March6.2°C-1.6°C
April11.8°C2.5°C
May16.8°C6.8°C
June20.6°C10.4°C
July22.4°C11.8°CWarmest
August22.0°C11.6°C
September17.8°C8.4°C
October11.9°C3.9°C
November5.4°C0.5°C
December1.0°C-3.6°C

Temperature range across the year

-8°0°8°16°24°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2023
+3.2°C vs. 1951–1980
Coldest year on record
1837
-2.0°C vs. 1951–1980

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

Is Olomouc getting hotter?

Since 1900, Olomouc's average temperature has risen by +2.4°C. Compared to the earliest station records that begin in 1750, warming totals +2.5°C.

7.0°7.8°8.5°9.3°10.0°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 Olomouc?

Olomouc's average annual daytime high is 11.4°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 22.4°C, and the coldest is January, with lows averaging -6.0°C.

What is the warmest month in Olomouc?

July is the warmest month in Olomouc, with typical daytime highs of 22.4°C.

What is the hottest year on record for Olomouc?

2023 is the hottest year on record for Olomouc, running +3.2°C above the 1951 to 1980 baseline.

Is Olomouc getting hotter?

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

When is the best time to visit Olomouc?

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

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.