Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Mount Vernon features a humid subtropical climate (Cfa).Temperatures typically range between 11 °C (52 °F) and 28 °C (83 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 40 °C (105 °F).The average annual precipitation amounts to about 1138 mm (44.8 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually.Mount Vernon enjoys an average of 3254 hours of sunshine throughout the year, and daylight varies from 10 hours 4 minutes to 14 hours 12 minutes per day.
The warmest months in Mount Vernon are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (80 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 11 to 14 °C (52 - 57 °F) throughout the day. On average each year, Mount Vernon experiences 196 days above 25 °C (77.0 °F) and 14 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 28°C (83°F) | 30°C (86°F) | 33°C (91°F) | 37°C (99°F) | 38°C (101°F) | 38°C (100°F) | 39°C (103°F) | 40°C (105°F) | 38°C (101°F) | 37°C (100°F) | 31°C (88°F) | 27°C (80°F) |
Mean maximum | 26°C (79°F) | 28°C (83°F) | 30°C (87°F) | 32°C (91°F) | 36°C (97°F) | 36°C (97°F) | 39°C (102°F) | 38°C (100°F) | 36°C (98°F) | 34°C (93°F) | 29°C (85°F) | 25°C (77°F) |
Average high | 17°C (62°F) | 20°C (69°F) | 23°C (73°F) | 26°C (80°F) | 31°C (87°F) | 32°C (90°F) | 34°C (94°F) | 34°C (93°F) | 32°C (91°F) | 28°C (83°F) | 21°C (70°F) | 18°C (64°F) |
Daily mean | 11°C (52°F) | 14°C (57°F) | 16°C (62°F) | 20°C (68°F) | 24°C (76°F) | 27°C (80°F) | 28°C (83°F) | 28°C (82°F) | 26°C (80°F) | 22°C (72°F) | 14°C (58°F) | 12°C (54°F) |
Average low | 6°C (42°F) | 8°C (47°F) | 10°C (50°F) | 13°C (56°F) | 18°C (65°F) | 22°C (72°F) | 24°C (75°F) | 24°C (75°F) | 21°C (71°F) | 17°C (63°F) | 9°C (48°F) | 7°C (44°F) |
Mean minimum | -4°C (25°F) | -2°C (29°F) | -1°C (30°F) | 4°C (39°F) | 10°C (51°F) | 17°C (63°F) | 21°C (71°F) | 20°C (69°F) | 16°C (60°F) | 8°C (46°F) | 0°C (33°F) | -2°C (29°F) |
Minimum | -6°C (21°F) | -3°C (26°F) | -4°C (26°F) | 1°C (33°F) | 9°C (49°F) | 14°C (58°F) | 19°C (67°F) | 17°C (64°F) | 13°C (56°F) | 4°C (39°F) | -1°C (30°F) | -5°C (24°F) |
Compare temperature, precipitation, sunshine, UV index in Mount Vernon, Georgia, United States with other places around the world.
Mount Vernon usually has the most precipitation in July, August and December, with an average of 14 rainy days and 123 mm (4.8 inches) of precipitation per month.The driest months in Mount Vernon are March, April and November. On average, 71 mm (2.8 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 83 (3.2) | 101 (4.0) | 74 (2.9) | 82 (3.2) | 84 (3.3) | 108 (4.3) | 126 (5.0) | 119 (4.7) | 99 (3.9) | 83 (3.3) | 56 (2.2) | 124 (4.9) |
Average precipitation days (≥ 1 mm) | 8 | 10 | 8 | 8 | 8 | 15 | 16 | 17 | 11 | 7 | 7 | 9 |
The sunniest months in Mount Vernon are May, July and August, when the sun shines an average of 10 hours 28 minutes a day.Least sunny months in Mount Vernon: January, February and December receive an average of 6 hours 13 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 173 | 189 | 276 | 292 | 317 | 316 | 338 | 318 | 300 | 284 | 242 | 202 |
Mean daily daylight hours | 10h 17m | 11h 2m | 12h 0m | 12h 59m | 13h 48m | 14h 12m | 13h 59m | 13h 15m | 12h 19m | 11h 20m | 10h 29m | 10h 4m |
Mount Vernon experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Mount Vernon UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 4 | 7 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 8 | 6 | 4 |