Warmest month
- Saint Louis
- October, November · 27.68 °C
- Shanghai
- August · 28.29 °C
Saint Louis (Brazil) vs Shanghai (China): Temperature, Rainfall and Sunshine
Reference period: Saint Louis 2013–2023 · Shanghai 2013–2023
Across the 12 monthly averages, Saint Louis (Brazil) is warmer in 10 months and Shanghai (China) in 2; 0 months are equal at the displayed precision.
Key monthly differences
Coolest month
- Saint Louis
- March · 26.00 °C
- Shanghai
- January · 5.26 °C
Driest month
- Saint Louis
- September · 1.07 mm/day
- Shanghai
- December · 1.38 mm/day
Sunniest month
- Saint Louis
- September · 11.37 hours/day
- Shanghai
- August · 9.58 hours/day
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Climate comparison questions
When are the temperatures most similar and most different?
The smallest difference in monthly mean temperature is 1.11 °C (August); the largest is 21.28 °C (January).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 1.68 °C in Saint Louis (Brazil) and 23.02 °C in Shanghai (China). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Which location has more rainfall?
Saint Louis (Brazil) has a higher daily rainfall average in 7 months and Shanghai (China) in 5; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Which location has more sunshine?
Saint Louis (Brazil) has more average sunshine hours per day in 12 months and Shanghai (China) in 0; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.
Climate data notes
Show data and calculation
Daily values are averaged separately for each calendar month over the saved reference period. Temperatures are daily means, not daytime highs. Rainfall is an average daily amount, not a monthly total; sunshine is average hours per day. These historical averages are not a weather forecast. Each location’s reference period is listed below and may differ.
Mean of the 12 monthly averages
Monthly climate data
Difference: Shanghai (China) minus Saint Louis (Brazil)
Temperature °C
| Month | Saint Louis | Shanghai | +/- |
|---|---|---|---|
| Jan | 26.55 | 5.26 | −21.28 |
| Feb | 26.19 | 6.44 | −19.76 |
| Mar | 26.00 | 11.03 | −14.97 |
| Apr | 26.17 | 15.74 | −10.43 |
| May | 26.55 | 20.74 | −5.80 |
| Jun | 26.62 | 24.23 | −2.39 |
| Jul | 26.73 | 28.23 | +1.51 |
| Aug | 27.17 | 28.29 | +1.11 |
| Sep | 27.42 | 24.04 | −3.38 |
| Oct | 27.68 | 18.91 | −8.76 |
| Nov | 27.68 | 13.71 | −13.97 |
| Dec | 27.45 | 6.64 | −20.82 |
| Annual mean | 26.85 | 16.94 | −9.91 |
Average sunshine (hours/day)
| Month | Saint Louis | Shanghai | +/- |
|---|---|---|---|
| Jan | 9.75 | 5.82 | −3.93 |
| Feb | 8.98 | 5.73 | −3.25 |
| Mar | 8.60 | 6.75 | −1.84 |
| Apr | 9.07 | 7.97 | −1.10 |
| May | 9.89 | 7.64 | −2.25 |
| Jun | 10.80 | 6.55 | −4.25 |
| Jul | 11.01 | 8.73 | −2.28 |
| Aug | 11.29 | 9.58 | −1.70 |
| Sep | 11.37 | 7.71 | −3.66 |
| Oct | 11.27 | 7.16 | −4.11 |
| Nov | 10.91 | 6.10 | −4.81 |
| Dec | 10.39 | 6.33 | −4.05 |
| Annual mean | 10.28 | 7.17 | −3.10 |
Average daily rainfall (mm/day)
| Month | Saint Louis | Shanghai | +/- |
|---|---|---|---|
| Jan | 8.79 | 1.91 | −6.87 |
| Feb | 12.54 | 2.35 | −10.20 |
| Mar | 15.21 | 2.67 | −12.54 |
| Apr | 13.03 | 3.16 | −9.87 |
| May | 9.36 | 4.32 | −5.04 |
| Jun | 4.36 | 8.37 | +4.01 |
| Jul | 2.71 | 6.82 | +4.11 |
| Aug | 1.51 | 5.10 | +3.59 |
| Sep | 1.07 | 4.86 | +3.79 |
| Oct | 1.12 | 2.08 | +0.96 |
| Nov | 2.56 | 2.11 | −0.45 |
| Dec | 4.11 | 1.38 | −2.73 |
| Annual mean | 6.36 | 3.76 | −2.60 |
Snow (mm)
| Month | Saint Louis | Shanghai | +/- |
|---|---|---|---|
| Jan | 0.00 | 0.69 | +0.69 |
| Feb | 0.00 | 0.99 | +0.99 |
| Mar | 0.00 | 0.01 | +0.01 |
| Apr | 0.00 | 0.00 | 0.00 |
| May | 0.00 | 0.00 | 0.00 |
| Jun | 0.00 | 0.00 | 0.00 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.00 | 0.00 | 0.00 |
| Sep | 0.00 | 0.00 | 0.00 |
| Oct | 0.00 | 0.00 | 0.00 |
| Nov | 0.00 | 0.01 | +0.01 |
| Dec | 0.00 | 0.40 | +0.40 |
| Annual mean | 0.00 | 0.17 | +0.17 |
