Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Mount Arlington features a humid subtropical climate (Cfa).Temperatures typically range between -1 °C (31 °F) and 24 °C (76 °F) through the year, but rarely can drop to -21 °C (-6 °F) or can rise to as high as 35 °C (96 °F).The average annual precipitation amounts to about 1306 mm (51.4 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually.Mount Arlington enjoys an average of 2863 hours of sunshine throughout the year, and daylight varies from 9 hours 16 minutes to 15 hours 3 minutes per day.
The warmest months in Mount Arlington are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (69 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -1 to 2 °C (31 - 35 °F) throughout the day. On average each year, Mount Arlington experiences 77 days above 25 °C (77.0 °F) and 91 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 17°C (63°F) | 24°C (76°F) | 25°C (78°F) | 28°C (83°F) | 32°C (90°F) | 34°C (94°F) | 35°C (96°F) | 34°C (93°F) | 33°C (92°F) | 32°C (90°F) | 24°C (75°F) | 17°C (62°F) |
Mean maximum | 14°C (57°F) | 18°C (65°F) | 21°C (70°F) | 25°C (78°F) | 30°C (87°F) | 32°C (91°F) | 35°C (94°F) | 33°C (91°F) | 31°C (88°F) | 27°C (81°F) | 22°C (71°F) | 15°C (59°F) |
Average high | 3°C (38°F) | 5°C (42°F) | 9°C (48°F) | 15°C (59°F) | 21°C (69°F) | 26°C (78°F) | 29°C (84°F) | 28°C (82°F) | 24°C (76°F) | 18°C (65°F) | 10°C (51°F) | 5°C (42°F) |
Daily mean | -1°C (31°F) | 1°C (34°F) | 4°C (39°F) | 10°C (50°F) | 16°C (60°F) | 21°C (69°F) | 24°C (76°F) | 23°C (73°F) | 19°C (67°F) | 14°C (57°F) | 6°C (43°F) | 2°C (35°F) |
Average low | -4°C (25°F) | -3°C (27°F) | -1°C (31°F) | 5°C (42°F) | 11°C (52°F) | 16°C (60°F) | 19°C (67°F) | 19°C (66°F) | 15°C (59°F) | 10°C (50°F) | 1°C (34°F) | -2°C (29°F) |
Mean minimum | -14°C (7°F) | -15°C (6°F) | -10°C (15°F) | -2°C (29°F) | 3°C (38°F) | 10°C (51°F) | 14°C (58°F) | 13°C (55°F) | 7°C (46°F) | 2°C (35°F) | -7°C (19°F) | -11°C (13°F) |
Minimum | -18°C (-0°F) | -21°C (-6°F) | -17°C (2°F) | -4°C (25°F) | -1°C (31°F) | 7°C (45°F) | 12°C (54°F) | 12°C (54°F) | 4°C (40°F) | -0°C (32°F) | -14°C (7°F) | -16°C (4°F) |
Compare temperature, precipitation, sunshine, UV index in Mount Arlington, New Jersey, United States with other places around the world.
Mount Arlington usually has the most precipitation in May, July and October, with an average of 11 rainy days and 136 mm (5.4 inches) of precipitation per month.The driest months in Mount Arlington are January, June and November. On average, 84 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) | 70 (2.8) | 100 (3.9) | 95 (3.7) | 112 (4.4) | 135 (5.3) | 94 (3.7) | 130 (5.1) | 127 (5.0) | 106 (4.2) | 144 (5.7) | 88 (3.5) | 107 (4.2) |
Average precipitation days (≥ 1 mm) | 8 | 11 | 11 | 13 | 12 | 13 | 13 | 14 | 10 | 10 | 9 | 11 |
The sunniest months in Mount Arlington are June, July and August, when the sun shines an average of 10 hours 20 minutes a day.Least sunny months in Mount Arlington: January, February and December receive an average of 5 hours 16 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 138 | 175 | 242 | 236 | 266 | 309 | 335 | 307 | 270 | 216 | 198 | 166 |
Mean daily daylight hours | 9h 36m | 10h 38m | 11h 58m | 13h 19m | 14h 29m | 15h 3m | 14h 44m | 13h 43m | 12h 24m | 11h 3m | 9h 52m | 9h 16m |
Mount Arlington 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 Mount Arlington UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 3 | 5 | 6 | 8 | 10 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |