Skip to main content
Every US forecast, compared
checkweather.io
CheckWeather USPittsburgh
Forecast confidence: High · models disagree by 0°F

Pittsburgh weather

Loading live data…

Heavy drizzle,much the same tomorrow

NWS, the American and the European model agree on a high near 80° in Pittsburgh today. Tomorrow looks mostly clear around 77°, with a 0% chance of rain.

80°68°
77°60°
79°58°
84°60°
87°67°
77°67°
Todaymodels agreeTomorrowsplit ±4°Mondaymodels agreeTuesdaymodels agreeWednesdaymodels agreeThursdaymodels agree
NWSNational Blend (NBM)
80°
Heavy drizzle
Today 80°·Low 68°·Rain 11%
AmericanNOAA GFS
80°
Cloudy
Today 80°·Low 67°·Rain 11%
EuropeanECMWF
80°
Drizzle
Today 80°·Low 68°·Rain 96%

The weather map: all three models at once

NWS, American, European side by side around Pittsburgh 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
Heavy drizzle
80° 68°
models agree
Tomorrow
Mostly clear
77° 60°
±4°
Mon
Mostly clear
79° 58°
models agree
Tue
Cloudy
84° 60°
models agree
Wed
Cloudy
87° 67°
models agree
Thu
Drizzle
77° 67°
models agree
Fri
Cloudy
78° 61°
±6°
Sat
Mostly clear
83° 60°
±8°
Sun
Light drizzle
86° 66°
±8°
Mon
Drizzle
82° 65°
±13°
Tue
Light drizzle
78° 62°
±19°
Wed
Drizzle
71° 57°
models agree
Thu
Cloudy
73° 55°
models agree
Fri
Cloudy
75° 58°
models agree

Pittsburgh, PA is at its warmest in Jul (average highs near 84°F) and coldest in Jan (lows around 29°F), with roughly 48 in of precipitation across the year. Below, compare what NWS, American, European forecast for Pittsburgh 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.

Pittsburgh climate by month

average daytime high and overnight low across a typical year
Jan
41°
29°
Feb
49°
29°
Mar
52°
33°
Apr
64°
43°
May
73°
52°
Jun
80°
60°
Jul
84°
65°
Aug
81°
63°
Sep
76°
58°
Oct
66°
47°
Nov
53°
37°
Dec
45°
32°

Which forecast is most accurate in Pittsburgh?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
91
/100rank #1
88±1.2°F97±0.8 mph8994% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
71
/100rank #2
85±1.5°F96±1.4 mph3665% 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
Todaymodels agree80° to 80°±85%11% to 96% chance
Tomorrow±4°75° to 79°models agree0% to 0% chance
Mon±4°76° to 80°models agree0% to 0% chance
Tuemodels agree84° to 84°models agree0% to 0% chance
Wed±2°86° to 88°±10%24% to 34% 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 Pittsburgh

today, local time
Sunrise
06:51
Sunset
19:45
Daylight
12h 54m

Common questions

What's the weather in Pittsburgh today?
On this page we show what NWS, American, European each forecast for Pittsburgh 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 Pittsburgh today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Pittsburgh 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 Pittsburgh?
Over the last 30 days, the European model has been the most accurate for Pittsburgh (CheckWeather Score 91/100), ahead of the American at 71. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Pittsburgh?
July is typically the warmest month in Pittsburgh, with average highs around 84°F.
How cold does Pittsburgh get?
The coldest month in Pittsburgh is January, when overnight lows average about 29°F.
How much rain does Pittsburgh get?
Pittsburgh sees roughly 48 in of precipitation a year, with April usually the wettest month.

Nearby

More US weather