NWS, American, European side by side around Phoenix 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
Phoenix, AZ is at its warmest in Jul (average highs near 111°F) and coldest in Jan (lows around 40°F), with roughly 8 in of precipitation across the year. Below, compare what NWS, American, European forecast for Phoenix right now, and see exactly where they disagree.
Phoenix climate by month
average daytime high and overnight low across a typical year
Jan
62°
40°
Feb
67°
44°
Mar
71°
48°
Apr
85°
57°
May
94°
68°
Jun
104°
77°
Jul
111°
87°
Aug
106°
84°
Sep
102°
76°
Oct
93°
65°
Nov
75°
50°
Dec
70°
45°
Common questions
What's the weather in Phoenix today?
On this page we show what NWS, American, European each forecast for Phoenix 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 Phoenix today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Phoenix 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 Phoenix?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Phoenix 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 Phoenix?
Jul is typically the warmest month in Phoenix, with average highs around 111°F.
How cold does Phoenix get?
The coldest month in Phoenix is Jan, when overnight lows average about 40°F.
How much rain does Phoenix get?
Phoenix sees roughly 8 in of precipitation a year, with Jan 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.