NWS, American, European side by side around Perris 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
Perris, CA is at its warmest in Jul (average highs near 100°F) and coldest in Feb (lows around 41°F), with roughly 19 in of precipitation across the year. Below, compare what NWS, American, European forecast for Perris right now, and see exactly where they disagree.
Perris climate by month
average daytime high and overnight low across a typical year
Jan
59°
42°
Feb
59°
41°
Mar
60°
44°
Apr
74°
48°
May
79°
54°
Jun
87°
59°
Jul
100°
70°
Aug
96°
68°
Sep
89°
63°
Oct
85°
58°
Nov
72°
47°
Dec
69°
44°
Common questions
What's the weather in Perris today?
On this page we show what NWS, American, European each forecast for Perris 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 Perris today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Perris 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 Perris?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Perris 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 Perris?
Jul is typically the warmest month in Perris, with average highs around 100°F.
How cold does Perris get?
The coldest month in Perris is Feb, when overnight lows average about 41°F.
How much rain does Perris get?
Perris sees roughly 19 in of precipitation a year, with Feb 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.