Warmest months (mean temperature) (°C)
- Rio de Janeiro
- January: 27.36
- Shanghai
- August: 28.29
Rio de Janeiro (Brazil) vs Shanghai (China): Temperature, Rainfall and Sunshine
Across the 12 monthly averages, Rio de Janeiro (Brazil) is warmer in 8 months and Shanghai (China) in 4; 0 months are equal at the displayed precision.
Key monthly differences
Coolest months (mean temperature) (°C)
- Rio de Janeiro
- July: 20.62
- Shanghai
- January: 5.26
Months with the lowest daily rainfall average (mm/day)
- Rio de Janeiro
- June: 1.47
- Shanghai
- December: 1.38
Months with the most daily sunshine (hours/day)
- Rio de Janeiro
- December: 10.34
- Shanghai
- August: 9.58
Compare the climate of two locations
Climate comparison questions
When are the temperatures most similar and most different?
The smallest difference in monthly mean temperature is 1.24 °C (May); the largest is 22.10 °C (January).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 6.74 °C in Rio de Janeiro (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?
Rio de Janeiro (Brazil) has a higher daily rainfall average in 6 months and Shanghai (China) in 6; 0 months are equal at the displayed precision. Rainfall amounts do not tell us how many days it rains.
Which location has more sunshine?
Rio de Janeiro (Brazil) has more average sunshine hours per day in 11 months and Shanghai (China) in 1; 0 months are equal at the displayed precision. Sunshine duration is different from daylight duration.
Data and measurement guide
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.
- Rio de Janeiro (Brazil) — Reference period: 2013–2023
- Shanghai (China) — Reference period: 2013–2023
Monthly climate data
Difference: Shanghai (China) minus Rio de Janeiro (Brazil)
Temperature °C
| Month | Rio de Janeiro | Shanghai | +/- |
|---|---|---|---|
| Jan | 27.36 | 5.26 | -22.10 |
| Feb | 26.96 | 6.44 | -20.52 |
| Mar | 26.20 | 11.03 | -15.16 |
| Apr | 24.08 | 15.74 | -8.34 |
| May | 21.98 | 20.74 | -1.24 |
| Jun | 21.09 | 24.23 | 3.14 |
| Jul | 20.62 | 28.23 | 7.62 |
| Aug | 21.01 | 28.29 | 7.28 |
| Sep | 22.75 | 24.04 | 1.29 |
| Oct | 23.77 | 18.91 | -4.86 |
| Nov | 24.21 | 13.71 | -10.50 |
| Dec | 25.94 | 6.64 | -19.30 |
| ⌀ Month | 23.83 | 16.94 | -6.89 |
Average sunshine (hours/day)
| Month | Rio de Janeiro | Shanghai | +/- |
|---|---|---|---|
| Jan | 10.28 | 5.82 | -4.46 |
| Feb | 10.03 | 5.73 | -4.30 |
| Mar | 9.97 | 6.75 | -3.22 |
| Apr | 9.43 | 7.97 | -1.46 |
| May | 8.85 | 7.64 | -1.21 |
| Jun | 8.62 | 6.55 | -2.07 |
| Jul | 8.78 | 8.73 | -0.04 |
| Aug | 8.53 | 9.58 | 1.05 |
| Sep | 9.07 | 7.71 | -1.35 |
| Oct | 8.99 | 7.16 | -1.83 |
| Nov | 9.31 | 6.10 | -3.21 |
| Dec | 10.34 | 6.33 | -4.01 |
| ⌀ Month | 9.35 | 7.17 | -2.18 |
Average daily rainfall (mm/day)
| Month | Rio de Janeiro | Shanghai | +/- |
|---|---|---|---|
| Jan | 4.99 | 1.91 | -3.08 |
| Feb | 5.10 | 2.35 | -2.75 |
| Mar | 3.90 | 2.67 | -1.23 |
| Apr | 2.90 | 3.16 | 0.27 |
| May | 2.01 | 4.32 | 2.32 |
| Jun | 1.47 | 8.37 | 6.90 |
| Jul | 1.48 | 6.82 | 5.34 |
| Aug | 1.85 | 5.10 | 3.25 |
| Sep | 2.10 | 4.86 | 2.75 |
| Oct | 2.60 | 2.08 | -0.52 |
| Nov | 4.43 | 2.11 | -2.32 |
| Dec | 3.80 | 1.38 | -2.42 |
| ⌀ Month | 3.05 | 3.76 | 0.71 |
Snow (mm)
| Month | Rio de Janeiro | 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 |
| ⌀ Month | 0.00 | 0.17 | 0.17 |
