NWS, American, European side by side around Tucson 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
Tucson, AZ is at its warmest in Jul (average highs near 105°F) and coldest in Jan (lows around 39°F), with roughly 14 in of precipitation across the year. Below, compare what NWS, American, European forecast for Tucson right now, and see exactly where they disagree.
Tucson climate by month
average daytime high and overnight low across a typical year
Jan
61°
39°
Feb
66°
42°
Mar
70°
46°
Apr
83°
54°
May
92°
64°
Jun
101°
73°
Jul
105°
80°
Aug
100°
77°
Sep
98°
73°
Oct
91°
63°
Nov
74°
49°
Dec
71°
44°
Common questions
What's the weather in Tucson today?
On this page we show what NWS, American, European each forecast for Tucson 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 Tucson today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Tucson 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 Tucson?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Tucson forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Tucson?
Jul is typically the warmest month in Tucson, with average highs around 105°F.
How cold does Tucson get?
The coldest month in Tucson is Jan, when overnight lows average about 39°F.
How much rain does Tucson get?
Tucson sees roughly 14 in of precipitation a year, with Mar usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.