McKees Rocks, PA Weather & Climate Normals
McKees Rocks's real weather, in one number
McKees Rocks, PA scores 50/100 on this site's reading of NOAA's own 30-year normals: strongly seasonal. Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. 5 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
McKees Rocks's hottest and coldest months
McKees Rocks's hottest month is Jul, averaging 75°F; its coldest is Jan, averaging 30°F, a 44.6°F swing across the year, a middling gap by national standards.
McKees Rocks's weather across the year
| Month | Avg high | Avg low | Precip |
|---|---|---|---|
| Jan | 39°F | 21°F | 3.36in |
| Feb | 42°F | 22°F | 2.78in |
| Mar | 51°F | 29°F | 3.18in |
| Apr | 64°F | 39°F | 3.22in |
| May | 74°F | 50°F | 3.52in |
| Jun | 81°F | 59°F | 3.53in |
| Jul | 85°F | 64°F | 3.64in |
| Aug | 84°F | 62°F | 3.25in |
| Sep | 78°F | 55°F | 3.19in |
| Oct | 66°F | 44°F | 2.8in |
| Nov | 54°F | 33°F | 2.83in |
| Dec | 43°F | 26°F | 3.02in |
May, Jun, Jul, Aug, and Sep are the best time to see McKees Rocks at its mildest; the rest of the year, plan around Jan's cold.
Rain and snow in McKees Rocks
Over a typical year, McKees Rocks sees about 38.32in of precipitation a year across roughly 136 days with measurable rain or snow. That station has no snowfall reading, so none is shown rather than assumed.
Where McKees Rocks ranks
McKees Rocks ranks 1980 of 4876 US cities in this dataset for comfort score, and 59 of 193 within PA. About 5,694 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Emsworth L/D Ohio Rvr, PA US, 2.8 miles from McKees Rocks, not a prediction for any specific day.
More on how this is worked out
Why some cities show no snow or rain figure · How the comfort score is calculated