Clairton, PA Weather & Climate Normals
What a normal year in Clairton actually looks like
On the 30-year record NOAA keeps for Clairton, PA, the comfort score comes out to 50/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Clairton's weather actually swings
Average temperatures in Clairton run from 30°F in Jan up to 73°F in Jul, a 43.6°F seasonal swing, a middling gap by national standards.
Clairton, month by month
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 39°F | 21°F | 3.04in |
| Feb | 42°F | 22°F | 2.54in |
| Mar | 51°F | 29°F | 3.2in |
| Apr | 64°F | 38°F | 3.76in |
| May | 74°F | 47°F | 3.99in |
| Jun | 81°F | 57°F | 5in |
| Jul | 85°F | 61°F | 4.12in |
| Aug | 83°F | 60°F | 3.53in |
| Sep | 77°F | 53°F | 3.45in |
| Oct | 65°F | 42°F | 3.2in |
| Nov | 53°F | 32°F | 2.98in |
| Dec | 43°F | 25°F | 3.55in |
If you're timing a visit, May, Jun, Jul, Aug, and Sep are Clairton's mildest stretch; if you're moving there, you should plan around Jan's cold instead.
How wet Clairton actually gets
Clairton averages 42.36in of precipitation a year across roughly 153 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Clairton against the rest of the country
Out of 4876 cities scored here, Clairton comes in at 1964; within PA alone it ranks 55 of 193. Population is about 5,945.
Checking the actual forecast
These figures come from Mckeesport, PA US, the NOAA station 3.3 miles from Clairton, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · What a 30-year climate normal actually is