Last updated: May 6, 2024
Under the Köppen–Geiger climate classification McDonough features a humid subtropical climate (Cfa).Temperatures typically range between 8 °C (46 °F) and 27 °C (80 °F) through the year, but rarely can drop to -10 °C (14 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1345 mm (53.0 inches) and receives 133 rainy days on the 1 mm (0.04 inches) threshold annually.McDonough enjoys an average of 3145 hours of sunshine throughout the year, and daylight varies from 9 hours 57 minutes to 14 hours 19 minutes per day.
The warmest months in McDonough are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 11 °C (46 - 52 °F) throughout the day. On average each year, McDonough experiences 149 days above 25 °C (77.0 °F) and 24 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 25°C (78°F) | 27°C (80°F) | 30°C (85°F) | 30°C (86°F) | 34°C (94°F) | 34°C (93°F) | 36°C (96°F) | 35°C (95°F) | 36°C (96°F) | 36°C (97°F) | 26°C (79°F) | 24°C (76°F) |
Mean maximum | 22°C (72°F) | 25°C (77°F) | 27°C (81°F) | 29°C (84°F) | 33°C (91°F) | 33°C (91°F) | 35°C (95°F) | 34°C (94°F) | 33°C (92°F) | 31°C (89°F) | 25°C (77°F) | 22°C (72°F) |
Average high | 13°C (56°F) | 17°C (62°F) | 19°C (67°F) | 23°C (74°F) | 27°C (81°F) | 30°C (86°F) | 32°C (89°F) | 31°C (88°F) | 29°C (85°F) | 25°C (77°F) | 18°C (64°F) | 15°C (58°F) |
Daily mean | 8°C (46°F) | 11°C (52°F) | 14°C (57°F) | 17°C (63°F) | 22°C (72°F) | 25°C (77°F) | 27°C (80°F) | 26°C (79°F) | 24°C (76°F) | 19°C (67°F) | 12°C (53°F) | 9°C (49°F) |
Average low | 3°C (38°F) | 6°C (43°F) | 8°C (48°F) | 11°C (52°F) | 17°C (62°F) | 21°C (69°F) | 22°C (73°F) | 22°C (72°F) | 20°C (67°F) | 14°C (58°F) | 6°C (44°F) | 5°C (41°F) |
Mean minimum | -6°C (22°F) | -3°C (27°F) | -3°C (27°F) | 2°C (36°F) | 9°C (48°F) | 16°C (61°F) | 19°C (67°F) | 19°C (66°F) | 14°C (57°F) | 5°C (41°F) | -2°C (29°F) | -4°C (26°F) |
Minimum | -10°C (14°F) | -5°C (24°F) | -5°C (23°F) | -0°C (32°F) | 5°C (42°F) | 13°C (55°F) | 16°C (61°F) | 17°C (63°F) | 11°C (51°F) | 0°C (33°F) | -5°C (24°F) | -5°C (22°F) |
Compare temperature, precipitation, sunshine, UV index in McDonough, Georgia, United States with other places around the world.
McDonough usually has the most precipitation in February, August and December, with an average of 12 rainy days and 135 mm (5.3 inches) of precipitation per month.The driest months in McDonough are January, May and November. On average, 91 mm (3.6 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 101 (4.0) | 133 (5.2) | 113 (4.5) | 115 (4.5) | 93 (3.7) | 116 (4.6) | 103 (4.1) | 140 (5.5) | 109 (4.3) | 110 (4.3) | 79 (3.1) | 133 (5.2) |
Average precipitation days (≥ 1 mm) | 8 | 12 | 12 | 9 | 10 | 15 | 17 | 15 | 8 | 8 | 8 | 11 |
The sunniest months in McDonough are May, July and August, when the sun shines an average of 10 hours 26 minutes a day.Least sunny months in McDonough: January, February and December receive an average of 5 hours 52 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 168 | 172 | 242 | 282 | 314 | 309 | 338 | 317 | 296 | 269 | 240 | 192 |
Mean daily daylight hours | 10h 12m | 10h 59m | 11h 59m | 13h 1m | 13h 53m | 14h 19m | 14h 5m | 13h 19m | 12h 19m | 11h 18m | 10h 24m | 9h 57m |
McDonough experiences the highest level of ultraviolet (UV) radiation in April, May and July, 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 McDonough UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 4 | 7 | 8 | 11 | 11 | 11 | 11 | 10 | 9 | 8 | 6 | 4 |