Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Piedmont features a humid subtropical climate (Cfa).Temperatures typically range between 7 °C (45 °F) and 27 °C (80 °F) through the year, but rarely can drop to -12 °C (12 °F) or can rise to as high as 37 °C (99 °F).The average annual precipitation amounts to about 1491 mm (58.7 inches) and receives 140 rainy days on the 1 mm (0.04 inches) threshold annually.Piedmont enjoys an average of 3057 hours of sunshine throughout the year, and daylight varies from 9 hours 55 minutes to 14 hours 21 minutes per day.
The warmest months in Piedmont 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 7 to 10 °C (45 - 51 °F) throughout the day. On average each year, Piedmont experiences 147 days above 25 °C (77.0 °F) and 27 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 25°C (77°F) | 26°C (80°F) | 30°C (86°F) | 30°C (87°F) | 35°C (95°F) | 34°C (93°F) | 36°C (97°F) | 36°C (98°F) | 36°C (97°F) | 37°C (99°F) | 26°C (79°F) | 24°C (75°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) | 32°C (89°F) | 25°C (77°F) | 22°C (72°F) |
Average high | 12°C (54°F) | 16°C (61°F) | 19°C (67°F) | 23°C (73°F) | 27°C (81°F) | 30°C (86°F) | 31°C (89°F) | 31°C (88°F) | 29°C (85°F) | 24°C (76°F) | 17°C (63°F) | 14°C (57°F) |
Daily mean | 7°C (45°F) | 10°C (51°F) | 14°C (57°F) | 17°C (62°F) | 22°C (72°F) | 25°C (77°F) | 27°C (80°F) | 26°C (79°F) | 24°C (75°F) | 19°C (66°F) | 11°C (52°F) | 9°C (48°F) |
Average low | 3°C (37°F) | 5°C (42°F) | 8°C (47°F) | 11°C (52°F) | 17°C (63°F) | 21°C (69°F) | 23°C (73°F) | 22°C (72°F) | 19°C (67°F) | 14°C (58°F) | 6°C (42°F) | 4°C (40°F) |
Mean minimum | -6°C (21°F) | -4°C (26°F) | -2°C (29°F) | 2°C (37°F) | 8°C (47°F) | 16°C (61°F) | 19°C (67°F) | 19°C (66°F) | 14°C (57°F) | 5°C (40°F) | -2°C (28°F) | -4°C (25°F) |
Minimum | -12°C (12°F) | -7°C (20°F) | -4°C (25°F) | 0°C (33°F) | 6°C (43°F) | 12°C (54°F) | 17°C (63°F) | 16°C (61°F) | 11°C (51°F) | 0°C (33°F) | -6°C (22°F) | -6°C (21°F) |
Compare temperature, precipitation, sunshine, UV index in Piedmont, Alabama, United States with other places around the world.
Piedmont usually has the most precipitation in February, April and August, with an average of 12 rainy days and 152 mm (6.0 inches) of precipitation per month.The driest months in Piedmont are May, September and November. On average, 95 mm (3.7 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 112 (4.4) | 168 (6.6) | 137 (5.4) | 142 (5.6) | 105 (4.1) | 121 (4.8) | 112 (4.4) | 144 (5.7) | 96 (3.8) | 127 (5.0) | 85 (3.3) | 142 (5.6) |
Average precipitation days (≥ 1 mm) | 10 | 14 | 13 | 10 | 10 | 15 | 16 | 14 | 9 | 9 | 8 | 12 |
The sunniest months in Piedmont are May, July and August, when the sun shines an average of 10 hours 14 minutes a day.Least sunny months in Piedmont: January, February and December receive an average of 5 hours 29 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 158 | 161 | 229 | 278 | 311 | 305 | 333 | 308 | 292 | 262 | 236 | 180 |
Mean daily daylight hours | 10h 10m | 10h 58m | 11h 59m | 13h 2m | 13h 55m | 14h 21m | 14h 7m | 13h 20m | 12h 20m | 11h 17m | 10h 22m | 9h 55m |
Piedmont 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 Piedmont UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 4 | 7 | 8 | 10 | 11 | 11 | 11 | 11 | 9 | 8 | 6 | 4 |