ClimateAverages

Suzhou Climate

Anhui, China · population 205,130 · 14 weather stations within 200 km · records 1757 to 2025

Average annual daytime high
19.6°C
Warmest month · July
31.4°C
Typical daytime high
Coldest month · January
-4.2°C
Typical overnight low

Suzhou has an average annual daytime high of 19.6°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 31.4°C, and its coldest is January, with overnight lows near -4.2°C.

Month by month averages

MonthAvg highAvg low
January5.1°C-4.2°CColdest
February7.5°C-2.0°C
March13.1°C2.8°C
April20.0°C8.8°C
May25.8°C14.5°C
June30.8°C19.7°C
July31.4°C23.1°CWarmest
August31.0°C22.5°C
September26.7°C17.0°C
October21.5°C10.5°C
November14.4°C3.9°C
December7.5°C-2.2°C

Temperature range across the year

-6°4°14°23°33°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2024
+2.5°C vs. 1951–1980
Coldest year on record
1860
-1.5°C vs. 1951–1980

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

Is Suzhou getting hotter?

Since 1900, Suzhou's average temperature has risen by +2.6°C. Compared to the earliest station records that begin in 1757, warming totals +2.5°C.

14.1°14.9°15.7°16.5°17.2°1951–1980 baseline190019251950197520002025

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

Best time to visit
April to October

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

FAQ

What is the average temperature in Suzhou?

Suzhou's average annual daytime high is 19.6°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 31.4°C, and the coldest is January, with lows averaging -4.2°C.

What is the warmest month in Suzhou?

July is the warmest month in Suzhou, with typical daytime highs of 31.4°C.

What is the hottest year on record for Suzhou?

2024 is the hottest year on record for Suzhou, running +2.5°C above the 1951 to 1980 baseline.

Is Suzhou getting hotter?

Yes. Since 1900, Suzhou has warmed by roughly +2.6°C.

When is the best time to visit Suzhou?

April to October 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.