Changshu weather in 2023
Changshu weather in 2023, with 365 daily observations from Open-Meteo archive data.
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Use the graph view to inspect 2023 alongside other available years for Changshu.
Year summary
In 2023, Changshu averaged 21.7 C for daily highs and 13.0 C for daily lows.
A 1991-2020 normal is not available for this location yet, so this page compares 2023 with the 2023-2025 archive baseline. The 2023 average daily high was -0.3 C from that baseline, and total precipitation was +39.1 mm from the baseline total.
The warmest month was July, with an average high of 31.6 C, while January had the lowest average low at -0.2 C.
The wettest month was July, totaling 359.4 mm. The hottest day reached 35.6 C on July 12, 2023.
Monthly averages and precipitation
| Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|
| January | -0.2 | 10.0 | 40.5 | 31 |
| February | 2.3 | 10.4 | 57.2 | 28 |
| March | 6.9 | 17.4 | 51.3 | 31 |
| April | 11.8 | 22.2 | 40.3 | 30 |
| May | 16.8 | 27.1 | 128.6 | 31 |
| June | 21.4 | 29.9 | 196.0 | 30 |
| July | 25.7 | 31.6 | 359.4 | 31 |
| August | 24.2 | 31.2 | 186.4 | 31 |
| September | 21.6 | 28.0 | 142.2 | 30 |
| October | 14.7 | 23.5 | 31.1 | 31 |
| November | 8.3 | 17.8 | 38.7 | 30 |
| December | 1.3 | 10.4 | 30.5 | 31 |
Daily records in 2023
| Record | Date | Value |
|---|---|---|
| Hottest day | July 12, 2023 | 35.6 C |
| Coldest night | January 25, 2023 | -7.6 C |
| Wettest day | July 8, 2023 | 79.5 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.