Penns Grove, New Jersey Climate
United States
Pop. 4,945 Elev. 8 m / 26 ft
TZ: America/New_York (UTC-4) ·
Summers in Penns Grove are warm, with July highs around 88°F (31°C), while winters are cold with January lows of 25°F (-4°C). Humidity pushes the summer feels-like temperature to 101°F (38°C), while wind chill can drive winter lows to 18°F (-8°C). Expect around 61 rainy days annually (39.5 in / 1004 mm total), with snow on 4 days and 20 in (506 mm) of annual accumulation. The city averages 128 sunny days per year and around 31 thunderstorm days. Ocean water temperatures reach 84°F (29°C) in summer.
| Temperature | 88°F (31°C) high | 25°F (-4°C) low |
| Feels like | 101°F (38°C) high | 18°F (-8°C) low |
| Rain | 61 days | 39.5 in (1004 mm) /yr |
| Snow | 4 days | 19.9 in (506 mm) /yr |
| Sky | 128 sunny | 31 stormy |
| Wind | 2.8 mph (1.3 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 60
Feb 47
Mar 68
Apr 73
May 65
Jun 60
Jul 51
Aug 59
Sep 46
Oct 52
Nov 58
Dec Humidity (%)
56
Jan 56
Feb 51
Mar 55
Apr 67
May 70
Jun 73
Jul 68
Aug 72
Sep 63
Oct 59
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 8 mi Wilmington Airport (ILG)
Ski resort 37 mi Spring Mountain Ski Area
National park 96 mi Harriet Tubman Underground Railroad National Monument
Mountain peak
(4,971 ft) 313 mi Schofield Cobble
Hospital 5 mi Christiana Care Health Services - Wilmington Hospital
Hiking trail 4 mi Northern Delaware Greenway
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 37°F 3°C | 25°F -4°C | 0.6 in 14 mm | 7.9 in201 mm | 16 |
| February | 43°F 6°C | 30°F -1°C | 2.1 in 54 mm | 5.6 in142 mm | 8 |
| March | 60°F 15°C | 40°F 5°C | 3.7 in 93 mm | — | 15 |
| April | 66°F 19°C | 49°F 10°C | 3.4 in 86 mm | — | 5 |
| May | 73°F 23°C | 58°F 14°C | 6.4 in 164 mm | — | 6 |
| June | 84°F 29°C | 67°F 20°C | 3.2 in 81 mm | — | 9 |
| July | 88°F 31°C | 73°F 23°C | 8.9 in 225 mm | — | 11 |
| August | 81°F 27°C | 65°F 18°C | 1.3 in 32 mm | — | 13 |
| September | 78°F 26°C | 63°F 17°C | 3.9 in 98 mm | — | 10 |
| October | 67°F 19°C | 50°F 10°C | 2.6 in 66 mm | — | 12 |
| November | 55°F 13°C | 41°F 5°C | 1.8 in 45 mm | — | 14 |
| December | 40°F 5°C | 28°F -2°C | 1.8 in 45 mm | 6.4 in162 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 16 | 0 |
| February | 8 | 1 |
| March | 15 | 2 |
| April | 5 | 2 |
| May | 6 | 6 |
| June | 9 | 2 |
| July | 11 | 11 |
| August | 13 | 0 |
| September | 10 | 6 |
| October | 12 | 1 |
| November | 14 | 0 |
| December | 9 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 42°F 6°C | 33°F 0°C |
| February | 39°F 4°C | 33°F 0°C |
| March | 49°F 9°C | 46°F 8°C |
| April | 59°F 15°C | 55°F 13°C |
| May | 68°F 20°C | 64°F 18°C |
| June | 80°F 26°C | 74°F 23°C |
| July | 84°F 29°C | 80°F 27°C |
| August | 83°F 28°C | 73°F 23°C |
| September | 74°F 23°C | 69°F 21°C |
| October | 72°F 22°C | 57°F 14°C |
| November | 57°F 14°C | 45°F 7°C |
| December | 46°F 8°C | 33°F 1°C |