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Current conditions at
Chester County Airport (KMQS)
Lat: 39.98°NLon: 75.87°WElev: 659ft.53°F
12°C
| Humidity | 53% |
| Wind Speed | N 3 mph |
| Barometer | 30.28 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 19 Oct 7:15 pm EDT |
Extended Forecast for
Saint Peters PA
Tonight
Low: 44 °F
Clear
Tuesday
High: 67 °F
Sunny
Tuesday Night
Low: 43 °F
Clear
Wednesday
High: 63 °F
Sunny
Wednesday Night
Low: 41 °F
Mostly Clear
Thursday
High: 65 °F
Sunny
Thursday Night
Low: 43 °F
Mostly Clear
Friday
High: 58 °F
Sunny
Friday Night
Low: 37 °F
Mostly Clear
Detailed Forecast
Tonight
Clear, with a low around 44. Calm wind becoming north around 5 mph after midnight.
Tuesday
Sunny, with a high near 67. North wind around 10 mph.
Tuesday Night
Clear, with a low around 43. North wind around 5 mph.
Wednesday
Sunny, with a high near 63. North wind around 10 mph.
Wednesday Night
Mostly clear, with a low around 41. North wind around 5 mph.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 43.
Monday
Mostly sunny, with a high near 67.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Saint Peters PA
40.12°N 75.82°W (Elev. 600 ft)
40.12°N 75.82°W (Elev. 600 ft)
4:08 pm EDT Oct 19, 2026
7pm EDT Oct 19, 2026-6pm EDT Oct 26, 2026
Additional Resources
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Hourly Weather Forecast
