NWS, American, European side by side around Philadelphia 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
Philadelphia, PA is at its warmest in Jul (average highs near 89°F) and coldest in Feb (lows around 31°F), with roughly 46 in of precipitation across the year. Below, compare what NWS, American, European forecast for Philadelphia right now, and see exactly where they disagree.
Philadelphia climate by month
average daytime high and overnight low across a typical year
Jan
46°
32°
Feb
49°
31°
Mar
55°
36°
Apr
67°
46°
May
74°
53°
Jun
85°
63°
Jul
89°
70°
Aug
85°
67°
Sep
78°
61°
Oct
70°
50°
Nov
57°
40°
Dec
47°
33°
Common questions
What's the weather in Philadelphia today?
On this page we show what NWS, American, European each forecast for Philadelphia 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 Philadelphia today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Philadelphia 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 Philadelphia?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Philadelphia 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 Philadelphia?
Jul is typically the warmest month in Philadelphia, with average highs around 89°F.
How cold does Philadelphia get?
The coldest month in Philadelphia is Feb, when overnight lows average about 31°F.
How much rain does Philadelphia get?
Philadelphia sees roughly 46 in of precipitation a year, with Apr 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.