Warmest month
- Edinburgh of the Seven Seas, Tristan da Cunha
- February · 17.13 °C
- Shenzhen
- July · 28.52 °C
Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) vs Shenzhen (China): Temperature, Rainfall and Sunshine
Reference period: Edinburgh of the Seven Seas, Tristan da Cunha 2013–2023 · Shenzhen 2013–2023
Across the 12 monthly averages, Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) is warmer in 2 months and Shenzhen (China) in 10; 0 months are equal at the displayed precision.
Key monthly differences
Coolest month
- Edinburgh of the Seven Seas, Tristan da Cunha
- September · 11.23 °C
- Shenzhen
- January · 16.04 °C
Driest month
- Edinburgh of the Seven Seas, Tristan da Cunha
- February · 2.93 mm/day
- Shenzhen
- December · 1.06 mm/day
Sunniest month
- Edinburgh of the Seven Seas, Tristan da Cunha
- January · 10.17 hours/day
- Shenzhen
- July · 10.07 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 0.03 °C (February); the largest is 16.63 °C (July, August).
How much do temperatures vary across the year?
The difference between the warmest and coolest monthly means is 5.89 °C in Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) and 12.48 °C in Shenzhen (China). This describes seasonal variation, not the range between daytime highs and nighttime lows.
Which location has more rainfall?
Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) has a higher daily rainfall average in 7 months and Shenzhen (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?
Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) has more average sunshine hours per day in 5 months and Shenzhen (China) in 7; 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: Shenzhen (China) minus Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha)
Temperature °C
| Month | Edinburgh of the Seven Seas, Tristan da Cunha | Shenzhen | +/- |
|---|---|---|---|
| Jan | 16.61 | 16.04 | −0.57 |
| Feb | 17.13 | 17.09 | −0.03 |
| Mar | 16.91 | 20.43 | +3.52 |
| Apr | 15.75 | 23.09 | +7.34 |
| May | 14.24 | 26.15 | +11.90 |
| Jun | 12.88 | 27.97 | +15.09 |
| Jul | 11.89 | 28.52 | +16.63 |
| Aug | 11.43 | 28.06 | +16.63 |
| Sep | 11.23 | 27.50 | +16.27 |
| Oct | 12.06 | 24.71 | +12.64 |
| Nov | 13.27 | 21.75 | +8.48 |
| Dec | 15.36 | 16.50 | +1.15 |
| Annual mean | 14.06 | 23.15 | +9.09 |
Average sunshine (hours/day)
| Month | Edinburgh of the Seven Seas, Tristan da Cunha | Shenzhen | +/- |
|---|---|---|---|
| Jan | 10.17 | 7.64 | −2.52 |
| Feb | 9.70 | 7.52 | −2.19 |
| Mar | 8.23 | 7.46 | −0.77 |
| Apr | 7.22 | 8.00 | +0.78 |
| May | 6.10 | 8.20 | +2.11 |
| Jun | 5.33 | 8.92 | +3.59 |
| Jul | 5.76 | 10.07 | +4.31 |
| Aug | 6.96 | 8.50 | +1.54 |
| Sep | 7.73 | 9.22 | +1.49 |
| Oct | 8.65 | 8.77 | +0.11 |
| Nov | 9.48 | 8.01 | −1.47 |
| Dec | 9.72 | 7.40 | −2.32 |
| Annual mean | 7.92 | 8.31 | +0.39 |
Average daily rainfall (mm/day)
| Month | Edinburgh of the Seven Seas, Tristan da Cunha | Shenzhen | +/- |
|---|---|---|---|
| Jan | 3.10 | 1.29 | −1.81 |
| Feb | 2.93 | 1.61 | −1.32 |
| Mar | 5.28 | 3.29 | −1.99 |
| Apr | 5.56 | 4.05 | −1.52 |
| May | 6.14 | 8.78 | +2.65 |
| Jun | 6.83 | 9.79 | +2.96 |
| Jul | 5.67 | 6.54 | +0.88 |
| Aug | 4.40 | 10.92 | +6.52 |
| Sep | 4.57 | 7.08 | +2.51 |
| Oct | 5.17 | 3.92 | −1.25 |
| Nov | 3.87 | 1.59 | −2.27 |
| Dec | 3.37 | 1.06 | −2.31 |
| Annual mean | 4.74 | 4.99 | +0.25 |
Snow (mm)
| Month | Edinburgh of the Seven Seas, Tristan da Cunha | Shenzhen | +/- |
|---|---|---|---|
| Jan | 0.00 | 0.01 | +0.01 |
| Feb | 0.00 | 0.00 | 0.00 |
| Mar | 0.00 | 0.00 | 0.00 |
| 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 | 0.04 | 0.00 | −0.04 |
| Sep | 0.03 | 0.00 | −0.03 |
| Oct | 0.00 | 0.00 | 0.00 |
| Nov | 0.00 | 0.00 | 0.00 |
| Dec | 0.00 | 0.00 | 0.00 |
| Annual mean | 0.01 | 0.00 | −0.01 |
