Cornwells Heights, Pennsylvania Climate
United States
Pop. 1,391 Elev. 24 m / 79 ft
TZ: America/New_York (UTC-4) ·
Cornwells Heights has warm summers with average highs of 89°F (32°C) in July, and cold winters averaging 26°F (-3°C) in January. Humidity pushes the summer feels-like temperature to 101°F (38°C), while wind chill can drive winter lows to 18°F (-8°C). Rain falls on about 60 days per year (35.1 in / 893 mm total), with snow on 4 days and 20 in (504 mm) of annual accumulation. The city averages 133 sunny days per year and around 28 thunderstorm days. Nearby lake water reaches 81°F (27°C) in summer.
| Temperature | 89°F (31°C) high | 26°F (-4°C) low |
| Feels like | 101°F (38°C) high | 18°F (-8°C) low |
| Rain | 60 days | 35.1 in (893 mm) /yr |
| Snow | 4 days | 19.9 in (504 mm) /yr |
| Sky | 133 sunny | 28 stormy |
| Wind | 3.1 mph (1.4 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 (%)
39
Jan 61
Feb 48
Mar 67
Apr 74
May 67
Jun 59
Jul 47
Aug 57
Sep 44
Oct 52
Nov 57
Dec Humidity (%)
51
Jan 54
Feb 49
Mar 52
Apr 65
May 65
Jun 68
Jul 62
Aug 67
Sep 59
Oct 56
Nov 60
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 16 mi Trenton Mercer Airport (TTN)
Ski resort 30 mi Spring Mountain Ski Area
National park 130 mi Harriet Tubman Underground Railroad National Monument
Mountain peak
(4,971 ft) 284 mi Schofield Cobble
Hospital 2 mi Jefferson Torresdale Hospital
Hiking trail 5 mi Silver Lake Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 38°F 3°C | 26°F -4°C | 0.7 in 18 mm | 6.6 in168 mm | 18 |
| February | 44°F 7°C | 30°F -1°C | 2.2 in 57 mm | 5.8 in148 mm | 8 |
| March | 60°F 15°C | 40°F 4°C | 3.6 in 91 mm | — | 14 |
| April | 66°F 19°C | 48°F 9°C | 3.7 in 94 mm | 0.1 in3 mm | 5 |
| May | 73°F 23°C | 57°F 14°C | 5.4 in 138 mm | — | 5 |
| June | 84°F 29°C | 67°F 19°C | 2.7 in 69 mm | — | 9 |
| July | 89°F 31°C | 73°F 23°C | 6.0 in 153 mm | — | 9 |
| August | 82°F 28°C | 64°F 18°C | 1.3 in 32 mm | — | 14 |
| September | 79°F 26°C | 62°F 17°C | 3.1 in 79 mm | — | 11 |
| October | 68°F 20°C | 50°F 10°C | 2.5 in 63 mm | — | 17 |
| November | 55°F 13°C | 40°F 5°C | 1.9 in 49 mm | — | 14 |
| December | 41°F 5°C | 27°F -3°C | 1.9 in 49 mm | 7.3 in185 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 18 | 1 |
| February | 8 | 1 |
| March | 14 | 1 |
| April | 5 | 4 |
| May | 5 | 5 |
| June | 9 | 2 |
| July | 9 | 8 |
| August | 14 | 1 |
| September | 11 | 4 |
| October | 17 | 1 |
| November | 14 | 0 |
| December | 9 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 33°F 0°C |
| February | 33°F 0°C |
| March | 47°F 8°C |
| April | 56°F 13°C |
| May | 65°F 18°C |
| June | 74°F 24°C |
| July | 81°F 27°C |
| August | 74°F 23°C |
| September | 70°F 21°C |
| October | 58°F 14°C |
| November | 45°F 7°C |
| December | 33°F 1°C |