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CheckWeather USPorterville
Forecast confidence: High · models disagree by 3°F

Porterville weather

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Clear,much the same tomorrow

NWS, the American and the European model agree on a high near 88° in Porterville today. Tomorrow looks clear around 89°, with a 11% chance of rain.

88°61°
89°63°
92°63°
95°65°
101°72°
104°76°
Todaymodels agreeTomorrowsplit ±7°Mondaysplit ±8°Tuesdaysplit ±12°Wednesdaysplit ±13°Thursdaysplit ±15°
NWSNational Blend (NBM)
87°
Clear
Today 87°·Low 62°·Rain 0%
AmericanNOAA GFS
89°
Clear
Today 89°·Low 58°·Rain 0%
EuropeanECMWF
90°
Clear
Today 90°·Low 63°·Rain 0%

The weather map: all three models at once

NWS, American, European side by side around Porterville 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
Clear
88° 61°
models agree
Tomorrow
Clear
89° 63°
±7°
Mon
Clear
92° 63°
±8°
Tue
Cloudy
95° 65°
±12°
Wed
Cloudy
101° 72°
±13°
Thu
Mostly clear
104° 76°
±15°
Fri
Clear
101° 75°
±14°
Sat
Clear
95° 69°
±10°
Sun
Mostly clear
92° 63°
±9°
Mon
Mostly clear
93° 64°
±14°
Tue
Clear
95° 65°
±17°
Wed
Cloudy
100° 68°
±8°
Thu
Cloudy
99° 69°
±7°
Fri
Mostly clear
97° 66°
models agree

Porterville, CA is at its warmest in Jul (average highs near 106°F) and coldest in Jan (lows around 39°F), with roughly 20 in of precipitation across the year. Below, compare what NWS, American, European forecast for Porterville 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.

Porterville climate by month

average daytime high and overnight low across a typical year
Jan
57°
39°
Feb
59°
39°
Mar
62°
43°
Apr
73°
47°
May
84°
57°
Jun
93°
65°
Jul
106°
74°
Aug
99°
70°
Sep
92°
64°
Oct
84°
56°
Nov
66°
43°
Dec
60°
42°

Which forecast is most accurate in Porterville?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
98
/100rank #1
95±0.5°F98±0.7 mph100100% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
87
/100rank #2
77±2.3°F92±2.5 mph9597% 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±3°87° to 90°models agree0% to 0% chance
Tomorrow±7°85° to 92°±10%1% to 11% chance
Mon±8°87° to 95°models agree0% to 0% chance
Tue±12°89° to 101°models agree6% to 6% chance
Wed±13°93° to 107°±11%10% to 21% 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 Porterville

today, local time
Sunrise
06:31
Sunset
19:18
Daylight
12h 47m

Common questions

What's the weather in Porterville today?
On this page we show what NWS, American, European each forecast for Porterville 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 Porterville today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Porterville 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 Porterville?
Over the last 30 days, the European model has been the most accurate for Porterville (CheckWeather Score 98/100), ahead of the American at 87. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Porterville?
July is typically the warmest month in Porterville, with average highs around 106°F.
How cold does Porterville get?
The coldest month in Porterville is January, when overnight lows average about 39°F.
How much rain does Porterville get?
Porterville sees roughly 20 in of precipitation a year, with March usually the wettest month.

Nearby

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