ClimateAverages

Changshu City Climate

Jiangsu, China · population 1,047,700 · 35 weather stations within 200 km · records 1845 to 2025

Right now
25°C
Partly Cloudy · feels like 20°C
Humidity
91%
Wind
7 kph NE
UV
0
Rain
0%
Updated Jul 9, 07:45 PMWeather data by WeatherAPI.com
Average annual daytime high
19.2°C
Warmest month · July
31.1°C
Typical daytime high
Coldest month · January
-0.6°C
Typical overnight low

Changshu City has an average annual daytime high of 19.2°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 31.1°C, and its coldest is January, with overnight lows near -0.6°C.

Month by month averages

MonthAvg highAvg low
January6.1°C-0.6°CColdest
February7.7°C0.9°C
March12.2°C4.7°C
April18.4°C10.1°C
May23.4°C15.3°C
June27.4°C20.3°C
July31.1°C24.7°CWarmest
August31.1°C24.5°C
September26.6°C19.9°C
October21.4°C13.3°C
November15.5°C7.6°C
December9.0°C1.6°C

Temperature range across the year

-3°6°15°24°33°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2024
+2.5°C vs. 1951–1980
Coldest year on record
1884
-1.6°C vs. 1951–1980

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

Is Changshu City getting hotter?

Since 1900, Changshu City's average temperature has risen by +2.7°C. Compared to the earliest station records that begin in 1845, warming totals +2.6°C.

15.2°16.0°16.8°17.7°18.5°1951–1980 baseline190019251950197520002025

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

Best time to visit
April to November

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

FAQ

What is the average temperature in Changshu City?

Changshu City's average annual daytime high is 19.2°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 31.1°C, and the coldest is January, with lows averaging -0.6°C.

What is the warmest month in Changshu City?

July is the warmest month in Changshu City, with typical daytime highs of 31.1°C.

What is the hottest year on record for Changshu City?

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

Is Changshu City getting hotter?

Yes. Since 1900, Changshu City has warmed by roughly +2.7°C.

When is the best time to visit Changshu City?

April to November 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.