Env. Canada, European, American side by side around Duncan 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
Duncan, 02 is at its warmest in Jul (average highs near 26°C) and coldest in Jan (lows around 1°C), with roughly 1424 mm of precipitation across the year. Below, compare what Env. Canada, European, American forecast for Duncan right now, and see exactly where they disagree.
Duncan climate by month
average daytime high and overnight low across a typical year
Jan
6°
1°
Feb
7°
1°
Mar
10°
1°
Apr
12°
3°
May
19°
8°
Jun
21°
10°
Jul
26°
13°
Aug
25°
14°
Sep
21°
10°
Oct
14°
6°
Nov
9°
2°
Dec
8°
2°
Common questions
What's the weather in Duncan today?
On this page we show what Env. Canada, European, American each forecast for Duncan 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 Duncan today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from Env. Canada, European, American for Duncan 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 Duncan?
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 Duncan 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 Duncan?
Jul is typically the warmest month in Duncan, with average highs around 26°C.
How cold does Duncan get?
The coldest month in Duncan is Jan, when overnight lows average about 1°C.
How much rain does Duncan get?
Duncan sees roughly 1424 mm of precipitation a year, with Dec 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.