Best Time to Visit Dartmouth: Month-by-Month Guide
Best months for Dartmouth: July, August, September.
- Best months for Dartmouth: July, August, September.
- Peak season is August, July, September. Expect higher prices and more visitors (estimated from the climate, not from visitor counts).
- Shoulder season: June. Good weather without the busiest period.
- Wettest months: December, March, April.
- The least pleasant month is January (score 3.4).
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 0°C | -9°C | 111 mm | 11 | – | – | 3.4 |
| February | 0°C | -8°C | 101 mm | 10 | – | – | 3.7 |
| March | 3°C | -4°C | 108 mm | 12 | – | – | 4.0 |
| April | 9°C | 1°C | 92 mm | 12 | – | – | 5.3 |
| May | 15°C | 6°C | 83 mm | 11 | – | – | 6.4 |
| June | 19°C | 10°C | 97 mm | 11 | – | – | 7.1 |
| July | 23°C | 15°C | 91 mm | 10 | – | – | 7.7 |
| August | 23°C | 15°C | 90 mm | 10 | – | – | 7.7 |
| September | 20°C | 12°C | 97 mm | 9 | – | – | 7.4 |
| October | 14°C | 7°C | 124 mm | 10 | – | – | 6.2 |
| November | 8°C | 2°C | 129 mm | 11 | – | – | 5.1 |
| December | 3°C | -4°C | 134 mm | 13 | – | – | 3.7 |
Frequently asked questions
When is the best time to visit Dartmouth?
The best months are July, August, September.
When is the rainy season in Dartmouth?
The wettest months are December, March, April.