Saint Marys, Pennsylvania Climate
United States
Pop. 13,070 Elev. 507 m / 1,663 ft
TZ: America/New_York (UTC-4) ·
Saint Marys sees mild summers peaking at 82°F (28°C) in July, and frigid winters that bottom out around 15°F (-9°C) in January. Humidity pushes the summer feels-like temperature to 87°F (31°C), while wind chill can drive winter lows to 5°F (-15°C). Precipitation occurs on roughly 66 days per year (38.5 in / 977 mm total), with snow on 4 days and 59 in (1501 mm) of annual accumulation. The city averages 76 sunny days per year and around 29 thunderstorm days.
| Temperature | 82°F (28°C) high | 15°F (-9°C) low |
| Feels like | 87°F (30°C) high | 5°F (-15°C) low |
| Rain | 66 days | 38.5 in (977 mm) /yr |
| Snow | 4 days | 59.1 in (1501 mm) /yr |
| Sky | 76 sunny | 29 stormy |
| Wind | 3.4 mph (1.5 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Jul, Aug, Sep
Sky & Air by Month
Cloud cover (%)
82
Jan 86
Feb 58
Mar 75
Apr 78
May 65
Jun 55
Jul 49
Aug 50
Sep 46
Oct 71
Nov 83
Dec Humidity (%)
75
Jan 70
Feb 57
Mar 60
Apr 75
May 77
Jun 75
Jul 63
Aug 65
Sep 71
Oct 74
Nov 75
Dec Weather Days by Month
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 26 mi Bradford Regional Airport (BFD)
Ski resort 58 mi Holiday Valley
National park 64 mi Horseshoe Curve National Historic Landmark
Mountain peak
(5,102 ft) 298 mi Algonquin Peak
Hospital 1 mi Penn Highlands Elk
Hiking trail 19 mi Quehanna Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 26°F -3°C | 15°F -9°C | 0.6 in 14 mm | 12.9 in327 mm | 2 |
| February | 33°F 0°C | 20°F -7°C | 2.2 in 55 mm | 14.4 in365 mm | 0 |
| March | 52°F 11°C | 33°F 0°C | 3.3 in 84 mm | 2.4 in60 mm | 6 |
| April | 60°F 15°C | 39°F 4°C | 4.3 in 108 mm | 3.2 in81 mm | 5 |
| May | 64°F 18°C | 49°F 9°C | 7.6 in 193 mm | — | 3 |
| June | 76°F 24°C | 60°F 16°C | 5.8 in 146 mm | — | 7 |
| July | 82°F 28°C | 64°F 18°C | 2.8 in 72 mm | — | 8 |
| August | 78°F 25°C | 57°F 14°C | 1.1 in 28 mm | — | 13 |
| September | 75°F 24°C | 52°F 11°C | 2.6 in 65 mm | — | 14 |
| October | 60°F 15°C | 41°F 5°C | 4.2 in 107 mm | — | 14 |
| November | 45°F 7°C | 32°F 0°C | 2.4 in 62 mm | 7.3 in186 mm | 2 |
| December | 32°F 0°C | 18°F -8°C | 1.7 in 43 mm | 19.0 in482 mm | 2 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 2 | 0 |
| February | 0 | 0 |
| March | 6 | 3 |
| April | 5 | 2 |
| May | 3 | 7 |
| June | 7 | 6 |
| July | 8 | 4 |
| August | 13 | 1 |
| September | 14 | 2 |
| October | 14 | 1 |
| November | 2 | 3 |
| December | 2 | 0 |