Jamestown Climate: Weather by Month and Best Time to Visit
Best months for Jamestown: September, August, June, July.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -1°C | -8°C | 94 mm | 15 | – | – | 3.0 |
| February | 1°C | -8°C | 74 mm | 13 | – | – | 3.4 |
| March | 6°C | -3°C | 94 mm | 13 | – | – | 4.3 |
| April | 13°C | 3°C | 115 mm | 14 | – | – | 5.6 |
| May | 19°C | 9°C | 119 mm | 15 | – | – | 6.5 |
| June | 23°C | 14°C | 129 mm | 14 | – | – | 7.0 |
| July | 25°C | 16°C | 114 mm | 14 | – | – | 7.0 |
| August | 24°C | 15°C | 109 mm | 13 | – | – | 7.2 |
| September | 21°C | 11°C | 97 mm | 11 | – | – | 7.4 |
| October | 14°C | 6°C | 104 mm | 13 | – | – | 6.0 |
| November | 8°C | 0°C | 97 mm | 14 | – | – | 4.7 |
| December | 2°C | -5°C | 99 mm | 15 | – | – | 3.3 |