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CheckWeather USPenn Hills
Forecast confidence: High · models disagree by 1°F

Penn Hills weather

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Cloudy,much the same tomorrow

NWS, the American and the European model agree on a high near 77° in Penn Hills today. Tomorrow looks cloudy around 77°, with a 20% chance of rain.

77°62°
77°58°
74°64°
66°55°
63°56°
61°52°
Todaymodels agreeTomorrowsplit ±4°Sundaymodels agreeMondaysplit ±5°Tuesdaymodels agreeWednesdaysplit ±4°
NWSNational Blend (NBM)
77°
Cloudy
Today 77°·Low 61°·Rain 4%
AmericanNOAA GFS
77°
Cloudy
Today 77°·Low 63°·Rain 4%
EuropeanECMWF
78°
Light drizzle
Today 78°·Low 63°·Rain 69%
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Penn Hills weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Penn Hills weather in numbers

from 30 years of measured normals

Penn Hills swings 54°F across the year, from 83°F highs in July to 29°F lows in January, and April is usually the wettest month in a year that brings about 46 in of precipitation.

Warmest month
July
83°F average high
Coldest month
January
29°F average low
Wettest month
April
46 in a year
Below freezing
3 months
January, February and December
Comfortable
3 months
May, September and October
Residents
45,000
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The weather map: all three models at once

NWS, American, European side by side around Penn Hills and nearby towns.Live rain radar →
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Penn Hills hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Penn Hills 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Cloudy
77° 62°
models agree
Tomorrow
Cloudy
77° 58°
±4°
Sun
Showers
74° 64°
models agree
Mon
Light drizzle
66° 55°
±5°
Tue
Light rain
63° 56°
models agree
Wed
Heavy drizzle
61° 52°
±4°
Thu
Drizzle
64° 54°
±5°
Fri
Light drizzle
68° 52°
models agree
Sat
Cloudy
70° 48°
±4°
Sun
Mostly clear
69° 50°
±14°
Mon
Cloudy
72° 52°
±7°
Tue
Cloudy
74° 52°
±6°
Wed
Rain
62° 51°
models agree
Thu
Cloudy
64° 47°
±5°

Penn Hills, Pennsylvania (PA) is at its warmest in Jul (average highs near 83°F) and coldest in Jan (lows around 29°F), with roughly 46 in of precipitation across the year. Below, compare what NWS, American, European forecast for Penn Hills 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.

Penn Hills climate by month

average daytime high and overnight low across a typical year
Jan
40°
29°
Feb
49°
29°
Mar
52°
33°
Apr
64°
43°
May
72°
51°
Jun
79°
59°
Jul
83°
64°
Aug
81°
62°
Sep
76°
58°
Oct
65°
47°
Nov
53°
37°
Dec
44°
31°

Which forecast is most accurate in Penn Hills?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
91
/100rank #1
94±0.6°F98±0.5 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
62
/100rank #2
85±1.5°F95±1.5 mph1352% 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.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±1°77° to 78°±65%4% to 69% chance
Tomorrow±4°74° to 78°±11%9% to 20% chance
Sun±3°72° to 75°±6%93% to 99% chance
Mon±5°63° to 68°±13%27% to 40% chance
Tue±2°62° to 64°±17%58% to 75% 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 Penn Hills

today, local time
Sunrise
07:03
Sunset
19:23
Daylight
12h 20m

Common questions

What's the weather in Penn Hills today?
On this page we show what NWS, American, European each forecast for Penn Hills 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 Penn Hills today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Penn Hills 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 Penn Hills?
Over the last 30 days, the European model has been the most accurate for Penn Hills (CheckWeather Score 91/100), ahead of the American at 62. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Penn Hills?
July is typically the warmest month in Penn Hills, with average highs around 83°F.
How cold does Penn Hills get?
The coldest month in Penn Hills is January, when overnight lows average about 29°F.
How much rain does Penn Hills get?
Penn Hills sees roughly 46 in of precipitation a year, with April usually the wettest month.

Nearby

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