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CheckWeather USPerris
Forecast confidence: High · models disagree by 4°F

Perris weather

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Mostly clear,rain likely tomorrow

NWS, the American and the European model agree on a high near 93° in Perris today. Tomorrow looks light rain around 79°, with a 93% chance of rain.

93°60°
79°70°
94°69°
97°71°
102°75°
102°76°
Todaymodels agreeTomorrowmodels agreeMondaysplit ±6°Tuesdaysplit ±7°Wednesdaysplit ±7°Thursdaysplit ±8°
NWSNational Blend (NBM)
90°
Mostly clear
Today 90°·Low 62°·Rain 2%
AmericanNOAA GFS
94°
Partly cloudy
Today 94°·Low 57°·Rain 2%
EuropeanECMWF
94°
Light drizzle
Today 94°·Low 60°·Rain 46%

The weather map: all three models at once

NWS, American, European side by side around Perris and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Mostly clear
93° 60°
models agree
Tomorrow
Light rain
79° 70°
models agree
Mon
Cloudy
94° 69°
±6°
Tue
Cloudy
97° 71°
±7°
Wed
Partly cloudy
102° 75°
±7°
Thu
Clear
102° 76°
±8°
Fri
Clear
97° 72°
±5°
Sat
Clear
91° 66°
models agree
Sun
Clear
93° 65°
±8°
Mon
Clear
95° 66°
±7°
Tue
Light drizzle
96° 69°
±13°
Wed
Cloudy
99° 73°
models agree
Thu
Light drizzle
94° 72°
±8°
Fri
Clear
93° 71°
±11°

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.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

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°

Which forecast is most accurate in Perris?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
95
/100rank #1
91±0.9°F95±1.5 mph100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
93
/100rank #2
90±1.0°F89±3.5 mph100100% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±4°90° to 94°±44%2% to 46% chance
Tomorrow±3°78° to 80°±52%41% to 93% chance
Mon±6°91° to 98°±20%6% to 26% chance
Tue±7°94° to 100°±2%10% to 12% chance
Wed±7°98° to 105°±10%19% to 29% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Perris

today, local time
Sunrise
06:25
Sunset
19:09
Daylight
12h 44m

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?
Over the last 30 days, the European model has been the most accurate for Perris (CheckWeather Score 95/100), ahead of the American at 93. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Perris?
July is typically the warmest month in Perris, with average highs around 100°F.
How cold does Perris get?
The coldest month in Perris is February, when overnight lows average about 41°F.
How much rain does Perris get?
Perris sees roughly 19 in of precipitation a year, with February usually the wettest month.

Nearby

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