Climate normals · 1970–2000
Dartmouth Climate
Dartmouth is a city in Canada (07) with a population of about 101,343. Its average annual temperature is 6.6°C (44°F), with roughly 1432 mm of rain per year.
6.6°C
Avg Temp
1432
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
Dartmouth Climate
Dartmouth has an average annual temperature of 6.6°C (44°F) and receives about 1432 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
6.6°C
Avg Temp
1432
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -5° / 22° | 137 mm |
| February | -5° / 23° | 112 mm |
| March | -1° / 30° | 127 mm |
| April | 4° / 39° | 114 mm |
| May | 10° / 49° | 112 mm |
| June | 15° / 58° | 106 mm |
| July | 18° / 65° | 102 mm |
| August | 19° / 65° | 100 mm |
| September | 15° / 58° | 98 mm |
| October | 9° / 48° | 128 mm |
| November | 4° / 39° | 145 mm |
| December | -2° / 28° | 151 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Dartmouth
The most comfortable months to visit Dartmouth are typically August, July and September, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 23°C high). The coldest is January (near -10°C low). December is usually the wettest month.
Where to stay near Dartmouth
Planning a trip to Dartmouth? Compare hotels and short-term rentals — live availability and prices.
Top-rated places to stay near Dartmouth
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Dartmouth?
Get climate tips and the best lodging deals for Dartmouth by email. No spam, unsubscribe anytime.
Other cities in Canada
Frequently Asked Questions
The most comfortable months to visit Dartmouth are typically August, July and September, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Dartmouth, Canada has an average annual temperature of 6.6°C and about 1432 mm of precipitation per year. The warmest month is August and the coldest is January.
In August, the hottest month, daily highs in Dartmouth average about 23°C (74°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.