Env. Canada, European, American side by side around Greater Sudbury 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
Greater Sudbury, 08 is at its warmest in Jul (average highs near 25°C) and coldest in Feb (lows around -12°C), with roughly 944 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Greater Sudbury right now, and see exactly where they disagree.
Greater Sudbury climate by month
average daytime high and overnight low across a typical year
Jan
-4°
-11°
Feb
-2°
-12°
Mar
3°
-7°
Apr
10°
-1°
May
19°
6°
Jun
23°
12°
Jul
25°
15°
Aug
24°
14°
Sep
22°
11°
Oct
13°
6°
Nov
4°
-2°
Dec
-1°
-7°
Common questions
What's the weather in Greater Sudbury today?
On this page we show what Env. Canada, European, American each forecast for Greater Sudbury 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 Greater Sudbury today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Greater Sudbury 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 Greater Sudbury?
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 Greater Sudbury 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 Greater Sudbury?
Jul is typically the warmest month in Greater Sudbury, with average highs around 25°C.
How cold does Greater Sudbury get?
The coldest month in Greater Sudbury is Feb, when overnight lows average about -12°C.
How much rain does Greater Sudbury get?
Greater Sudbury sees roughly 944 mm of precipitation a year, with Apr 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.