Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Montclair features a humid subtropical climate (Cfa).Temperatures typically range between 3 °C (38 °F) and 27 °C (81 °F) through the year, but rarely can drop to -14 °C (7 °F) or can rise to as high as 39 °C (102 °F).The average annual precipitation amounts to about 1188 mm (46.8 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Montclair enjoys an average of 3147 hours of sunshine throughout the year, and daylight varies from 9 hours 30 minutes to 14 hours 48 minutes per day.
The warmest months in Montclair are June, July and August, with daily mean temperatures ranging from 24 to 27 °C (76 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 3 to 6 °C (38 - 43 °F) throughout the day. On average each year, Montclair experiences 118 days above 25 °C (77.0 °F) and 46 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 21°C (70°F) | 27°C (80°F) | 29°C (84°F) | 33°C (92°F) | 35°C (95°F) | 36°C (97°F) | 39°C (102°F) | 37°C (99°F) | 37°C (99°F) | 36°C (96°F) | 26°C (79°F) | 21°C (69°F) |
Mean maximum | 19°C (66°F) | 22°C (73°F) | 26°C (80°F) | 29°C (85°F) | 33°C (93°F) | 35°C (96°F) | 37°C (99°F) | 35°C (96°F) | 34°C (93°F) | 31°C (88°F) | 25°C (77°F) | 19°C (67°F) |
Average high | 7°C (46°F) | 11°C (52°F) | 14°C (57°F) | 20°C (68°F) | 25°C (77°F) | 29°C (85°F) | 32°C (91°F) | 30°C (87°F) | 27°C (81°F) | 22°C (72°F) | 14°C (58°F) | 10°C (50°F) |
Daily mean | 3°C (38°F) | 6°C (43°F) | 9°C (48°F) | 14°C (58°F) | 20°C (67°F) | 24°C (76°F) | 27°C (81°F) | 26°C (78°F) | 23°C (73°F) | 17°C (63°F) | 9°C (49°F) | 6°C (42°F) |
Average low | -0°C (32°F) | 1°C (35°F) | 4°C (40°F) | 10°C (50°F) | 15°C (59°F) | 20°C (68°F) | 23°C (74°F) | 22°C (72°F) | 19°C (66°F) | 13°C (56°F) | 5°C (41°F) | 2°C (35°F) |
Mean minimum | -9°C (16°F) | -7°C (19°F) | -4°C (26°F) | 2°C (36°F) | 7°C (44°F) | 15°C (59°F) | 19°C (66°F) | 17°C (63°F) | 12°C (53°F) | 5°C (42°F) | -3°C (28°F) | -5°C (24°F) |
Minimum | -14°C (7°F) | -13°C (10°F) | -5°C (23°F) | -1°C (31°F) | 3°C (38°F) | 11°C (53°F) | 17°C (64°F) | 16°C (61°F) | 8°C (47°F) | 2°C (36°F) | -4°C (25°F) | -10°C (15°F) |
Compare temperature, precipitation, sunshine, UV index in Montclair, Virginia, United States with other places around the world.
Montclair usually has the most precipitation in May, August and October, with an average of 12 rainy days and 126 mm (5.0 inches) of precipitation per month.The driest months in Montclair are January, March and November. On average, 73 mm (2.9 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 61 (2.4) | 93 (3.6) | 79 (3.1) | 101 (4.0) | 117 (4.6) | 108 (4.3) | 108 (4.2) | 153 (6.0) | 93 (3.6) | 109 (4.3) | 78 (3.1) | 89 (3.5) |
Average precipitation days (≥ 1 mm) | 7 | 12 | 9 | 10 | 12 | 13 | 10 | 15 | 11 | 9 | 7 | 9 |
The sunniest months in Montclair are June, July and August, when the sun shines an average of 11 hours 2 minutes a day.Least sunny months in Montclair: January, February and December receive an average of 5 hours 53 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 158 | 184 | 261 | 271 | 298 | 335 | 357 | 322 | 279 | 255 | 228 | 193 |
Mean daily daylight hours | 9h 48m | 10h 45m | 11h 58m | 13h 13m | 14h 17m | 14h 48m | 14h 31m | 13h 35m | 12h 23m | 11h 8m | 10h 3m | 9h 30m |
Montclair 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, February and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Montclair UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 3 | 5 | 7 | 9 | 10 | 10 | 10 | 9 | 8 | 7 | 5 | 3 |