Last updated: May 6, 2024
Under the Köppen–Geiger climate classification River Edge features a humid subtropical climate (Cfa).Temperatures typically range between 0 °C (33 °F) and 25 °C (77 °F) through the year, but rarely can drop to -18 °C (1 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 1305 mm (51.4 inches) and receives 133 rainy days on the 1 mm (0.04 inches) threshold annually.River Edge enjoys an average of 2909 hours of sunshine throughout the year, and daylight varies from 9 hours 16 minutes to 15 hours 2 minutes per day.
The warmest months in River Edge are June, July and August, with daily mean temperatures ranging from 21 to 25 °C (71 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 0 to 3 °C (33 - 37 °F) throughout the day. On average each year, River Edge experiences 74 days above 25 °C (77.0 °F) and 75 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 18°C (65°F) | 22°C (71°F) | 25°C (77°F) | 28°C (82°F) | 32°C (90°F) | 34°C (94°F) | 35°C (96°F) | 34°C (93°F) | 33°C (92°F) | 32°C (91°F) | 23°C (74°F) | 17°C (63°F) |
Mean maximum | 14°C (57°F) | 17°C (62°F) | 19°C (67°F) | 24°C (75°F) | 30°C (86°F) | 32°C (91°F) | 35°C (95°F) | 33°C (91°F) | 31°C (88°F) | 27°C (80°F) | 21°C (70°F) | 15°C (59°F) |
Average high | 4°C (39°F) | 6°C (42°F) | 9°C (48°F) | 14°C (58°F) | 20°C (69°F) | 26°C (78°F) | 29°C (84°F) | 28°C (82°F) | 24°C (76°F) | 19°C (66°F) | 11°C (52°F) | 6°C (43°F) |
Daily mean | 0°C (33°F) | 2°C (35°F) | 5°C (41°F) | 10°C (51°F) | 16°C (61°F) | 21°C (71°F) | 25°C (77°F) | 24°C (75°F) | 20°C (69°F) | 15°C (59°F) | 7°C (45°F) | 3°C (37°F) |
Average low | -3°C (27°F) | -2°C (29°F) | 1°C (34°F) | 6°C (44°F) | 12°C (54°F) | 17°C (63°F) | 21°C (70°F) | 20°C (69°F) | 17°C (62°F) | 11°C (53°F) | 3°C (38°F) | -0°C (31°F) |
Mean minimum | -13°C (8°F) | -12°C (10°F) | -7°C (20°F) | 0°C (33°F) | 5°C (42°F) | 12°C (54°F) | 16°C (62°F) | 15°C (60°F) | 10°C (50°F) | 4°C (40°F) | -5°C (23°F) | -9°C (17°F) |
Minimum | -18°C (1°F) | -17°C (1°F) | -10°C (13°F) | -2°C (28°F) | 1°C (35°F) | 9°C (49°F) | 15°C (60°F) | 14°C (58°F) | 7°C (45°F) | 2°C (36°F) | -11°C (13°F) | -12°C (11°F) |
Compare temperature, precipitation, sunshine, UV index in River Edge, New Jersey, United States with other places around the world.
River Edge usually has the most precipitation in July, August and October, with an average of 12 rainy days and 138 mm (5.4 inches) of precipitation per month.The driest months in River Edge are January, March and November. On average, 83 mm (3.3 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 69 (2.7) | 98 (3.9) | 93 (3.7) | 114 (4.5) | 121 (4.8) | 95 (3.7) | 149 (5.9) | 129 (5.1) | 106 (4.2) | 135 (5.3) | 86 (3.4) | 109 (4.3) |
Average precipitation days (≥ 1 mm) | 8 | 11 | 10 | 12 | 12 | 12 | 14 | 14 | 10 | 10 | 9 | 11 |
The sunniest months in River Edge are June, July and August, when the sun shines an average of 10 hours 25 minutes a day.Least sunny months in River Edge: January, February and December receive an average of 5 hours 25 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 145 | 176 | 249 | 238 | 270 | 310 | 337 | 311 | 275 | 217 | 204 | 172 |
Mean daily daylight hours | 9h 36m | 10h 38m | 11h 58m | 13h 19m | 14h 28m | 15h 2m | 14h 44m | 13h 42m | 12h 24m | 11h 3m | 9h 52m | 9h 16m |
River Edge experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly River Edge UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 3 | 5 | 6 | 8 | 10 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |