Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) vs New York City (USA): Temperature, Rainfall and Sunshine
Across the 12 monthly averages, Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) is warmer in 6 months and New York City (USA) in 6; 0 months are equal at the displayed precision.
| Key monthly differences | Edinburgh of the Seven Seas, Tristan da Cunha | New York City |
|---|---|---|
| Warmest months (mean temperature) (°C) | February: 17.13 | July: 24.54 |
| Coolest months (mean temperature) (°C) | September: 11.23 | January: -0.23 |
| Months with the lowest daily rainfall average (mm/day) | February: 2.93 | January: 2.14 |
| Months with the most daily sunshine (hours/day) | January: 10.17 | July: 11.45 |
Climate comparison questions
When are the temperatures most similar and most different?
The smallest difference in monthly mean temperature is 1.55 °C (May); the largest is 16.85 °C (January).
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 24.77 °C in New York City (USA). 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 11 months and New York City (USA) in 1; 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 6 months and New York City (USA) in 6; 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.
- Edinburgh of the Seven Seas, Tristan da Cunha (Saint Helena, Ascension and Tristan da Cunha) — Reference period: 2013–2023
- New York City (USA) — Reference period: 2013–2023
Monthly climate data
Difference: New York City (USA) 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 | New York City | +/- |
|---|---|---|---|
| Jan | 16.61 | -0.23 | -16.85 |
| Feb | 17.13 | 0.33 | -16.80 |
| Mar | 16.91 | 3.97 | -12.94 |
| Apr | 15.75 | 10.07 | -5.68 |
| May | 14.24 | 15.79 | 1.55 |
| Jun | 12.88 | 20.92 | 8.05 |
| Jul | 11.89 | 24.54 | 12.65 |
| Aug | 11.43 | 23.53 | 12.10 |
| Sep | 11.23 | 20.07 | 8.84 |
| Oct | 12.06 | 14.25 | 2.19 |
| Nov | 13.27 | 7.20 | -6.06 |
| Dec | 15.36 | 3.25 | -12.10 |
| ⌀ Month | 14.06 | 11.97 | -2.09 |
Average sunshine (hours/day)
| Month | Edinburgh of the Seven Seas, Tristan da Cunha | New York City | +/- |
|---|---|---|---|
| Jan | 10.17 | 5.78 | -4.38 |
| Feb | 9.70 | 6.49 | -3.22 |
| Mar | 8.23 | 7.82 | -0.41 |
| Apr | 7.22 | 8.73 | 1.51 |
| May | 6.10 | 9.65 | 3.55 |
| Jun | 5.33 | 10.96 | 5.63 |
| Jul | 5.76 | 11.45 | 5.69 |
| Aug | 6.96 | 10.38 | 3.42 |
| Sep | 7.73 | 8.99 | 1.27 |
| Oct | 8.65 | 7.13 | -1.53 |
| Nov | 9.48 | 6.65 | -2.83 |
| Dec | 9.72 | 5.20 | -4.52 |
| ⌀ Month | 7.92 | 8.27 | 0.35 |
Average daily rainfall (mm/day)
| Month | Edinburgh of the Seven Seas, Tristan da Cunha | New York City | +/- |
|---|---|---|---|
| Jan | 3.10 | 2.14 | -0.96 |
| Feb | 2.93 | 2.23 | -0.70 |
| Mar | 5.28 | 2.28 | -3.00 |
| Apr | 5.56 | 3.32 | -2.24 |
| May | 6.14 | 2.96 | -3.18 |
| Jun | 6.83 | 3.47 | -3.36 |
| Jul | 5.67 | 4.40 | -1.26 |
| Aug | 4.40 | 3.10 | -1.31 |
| Sep | 4.57 | 3.76 | -0.82 |
| Oct | 5.17 | 4.10 | -1.07 |
| Nov | 3.87 | 2.50 | -1.36 |
| Dec | 3.37 | 3.41 | 0.04 |
| ⌀ Month | 4.74 | 3.14 | -1.60 |
Snow (mm)
| Month | Edinburgh of the Seven Seas, Tristan da Cunha | New York City | +/- |
|---|---|---|---|
| Jan | 0.00 | 4.81 | 4.81 |
| Feb | 0.00 | 8.50 | 8.50 |
| Mar | 0.00 | 6.10 | 6.10 |
| Apr | 0.00 | 0.39 | 0.39 |
| May | 0.00 | 0.01 | 0.01 |
| 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 | 0.71 | 0.71 |
| Dec | 0.00 | 2.52 | 2.52 |
| ⌀ Month | 0.01 | 1.92 | 1.92 |
