Env. Canada, European, American side by side around Dartmouth and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Dartmouth, 07 is at its warmest in Jul (average highs near 24°C) and coldest in Feb (lows around -8°C), with roughly 1656 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Dartmouth right now, and see exactly where they disagree.
Dartmouth climate by month
average daytime high and overnight low across a typical year
Jan
2°
-4°
Feb
1°
-8°
Mar
5°
-2°
Apr
10°
1°
May
15°
6°
Jun
20°
12°
Jul
24°
17°
Aug
23°
16°
Sep
21°
14°
Oct
16°
8°
Nov
8°
2°
Dec
4°
-3°
Common questions
What's the weather in Dartmouth today?
On this page we show what Env. Canada, European, American each forecast for Dartmouth today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Dartmouth today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Dartmouth and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Dartmouth?
No single model is always right. Env. Canada, European, American each run their own physics, so we line all three up: when they agree the Dartmouth forecast is reliable, and when they split you should expect surprises. See our tested CA accuracy scoreboard for how the models compare.
What is the warmest month in Dartmouth?
Jul is typically the warmest month in Dartmouth, with average highs around 24°C.
How cold does Dartmouth get?
The coldest month in Dartmouth is Feb, when overnight lows average about -8°C.
How much rain does Dartmouth get?
Dartmouth sees roughly 1656 mm of precipitation a year, with Jun usually the wettest month.
The forecasts Canadians check
Environment Canada runs the national GEM model as open data, so it sits right in the comparison above. The Weather Network and AccuWeather keep theirs closed, so we link you to them.