Stewartstown, Pennsylvania Climate
United States
Pop. 2,305 Elev. 268 m / 879 ft
TZ: America/New_York (UTC-4) ·
Stewartstown has warm summers with average highs of 87°F (31°C) in July, and frigid winters averaging 23°F (-5°C) in January. Humidity pushes the summer feels-like temperature to 99°F (37°C), while wind chill can drive winter lows to 16°F (-9°C). Rain falls on about 66 days per year (42.1 in / 1068 mm total), with snow on 4 days and 23 in (574 mm) of annual accumulation. The city averages 119 sunny days per year and around 42 thunderstorm days. Ocean water temperatures reach 86°F (30°C) in summer.
| Temperature | 87°F (30°C) high | 23°F (-5°C) low |
| Feels like | 99°F (37°C) high | 16°F (-9°C) low |
| Rain | 66 days | 42.1 in (1068 mm) /yr |
| Snow | 4 days | 22.6 in (574 mm) /yr |
| Sky | 119 sunny | 42 stormy |
| Wind | 2.5 mph (1.1 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
42
Jan 63
Feb 46
Mar 69
Apr 75
May 63
Jun 63
Jul 53
Aug 60
Sep 44
Oct 54
Nov 62
Dec Humidity (%)
56
Jan 56
Feb 50
Mar 55
Apr 68
May 71
Jun 75
Jul 70
Aug 71
Sep 66
Oct 60
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 32 mi Harrisburg International Airport (MDT)
Ski resort 30 mi Roundtop Mountain Resort
National park 56 mi Greenbelt Park
Mountain peak
(5,102 ft) 331 mi Algonquin Peak
Hospital 13 mi OSS Orthopaedic Hospital
Hiking trail 11 mi Panther Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 35°F 2°C | 23°F -5°C | 0.5 in 12 mm | 9.6 in245 mm | 17 |
| February | 42°F 6°C | 29°F -2°C | 1.9 in 49 mm | 6.3 in161 mm | 7 |
| March | 59°F 15°C | 39°F 4°C | 2.5 in 62 mm | — | 13 |
| April | 65°F 18°C | 48°F 9°C | 3.3 in 83 mm | — | 5 |
| May | 72°F 22°C | 56°F 14°C | 7.9 in 200 mm | — | 3 |
| June | 83°F 28°C | 66°F 19°C | 4.4 in 112 mm | — | 9 |
| July | 87°F 30°C | 72°F 22°C | 9.9 in 250 mm | — | 9 |
| August | 80°F 26°C | 63°F 17°C | 1.5 in 38 mm | — | 13 |
| September | 78°F 25°C | 61°F 16°C | 4.0 in 102 mm | — | 10 |
| October | 65°F 18°C | 48°F 9°C | 3.0 in 75 mm | — | 14 |
| November | 54°F 12°C | 39°F 4°C | 1.7 in 43 mm | 0.1 in4 mm | 12 |
| December | 39°F 4°C | 27°F -3°C | 1.6 in 41 mm | 6.5 in165 mm | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 17 | 0 |
| February | 7 | 2 |
| March | 13 | 1 |
| April | 5 | 2 |
| May | 3 | 8 |
| June | 9 | 8 |
| July | 9 | 13 |
| August | 13 | 2 |
| September | 10 | 4 |
| October | 14 | 1 |
| November | 12 | 0 |
| December | 7 | 1 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 42°F 5°C | 33°F 0°C |
| February | 40°F 4°C | 32°F 0°C |
| March | 52°F 11°C | 41°F 5°C |
| April | 63°F 17°C | 50°F 10°C |
| May | 69°F 21°C | 62°F 17°C |
| June | 83°F 28°C | 73°F 23°C |
| July | 86°F 30°C | 81°F 27°C |
| August | 84°F 29°C | 73°F 23°C |
| September | 76°F 24°C | 69°F 20°C |
| October | 72°F 22°C | 58°F 14°C |
| November | 57°F 14°C | 46°F 8°C |
| December | 45°F 7°C | 35°F 1°C |