Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Raleigh features a humid subtropical climate (Cfa).Temperatures typically range between 9 °C (49 °F) and 27 °C (81 °F) through the year, but rarely can drop to -13 °C (9 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 1498 mm (59.0 inches) and receives 136 rainy days on the 1 mm (0.04 inches) threshold annually.Raleigh enjoys an average of 3077 hours of sunshine throughout the year, and daylight varies from 10 hours 4 minutes to 14 hours 11 minutes per day.
The warmest months in Raleigh are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (79 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 12 °C (49 - 55 °F) throughout the day. On average each year, Raleigh experiences 176 days above 25 °C (77.0 °F) and 19 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 27°C (81°F) | 28°C (82°F) | 31°C (89°F) | 31°C (89°F) | 35°C (95°F) | 37°C (99°F) | 37°C (99°F) | 37°C (98°F) | 38°C (101°F) | 37°C (99°F) | 29°C (84°F) | 27°C (80°F) |
Mean maximum | 25°C (77°F) | 26°C (80°F) | 29°C (85°F) | 30°C (86°F) | 33°C (93°F) | 35°C (95°F) | 36°C (97°F) | 36°C (97°F) | 35°C (96°F) | 33°C (92°F) | 27°C (81°F) | 25°C (77°F) |
Average high | 15°C (59°F) | 18°C (65°F) | 22°C (72°F) | 24°C (76°F) | 29°C (84°F) | 31°C (89°F) | 32°C (90°F) | 32°C (91°F) | 31°C (88°F) | 27°C (80°F) | 20°C (68°F) | 17°C (62°F) |
Daily mean | 9°C (49°F) | 12°C (55°F) | 16°C (61°F) | 18°C (65°F) | 23°C (74°F) | 26°C (79°F) | 27°C (81°F) | 27°C (81°F) | 26°C (78°F) | 21°C (70°F) | 13°C (56°F) | 11°C (52°F) |
Average low | 5°C (40°F) | 7°C (45°F) | 11°C (51°F) | 12°C (54°F) | 18°C (65°F) | 22°C (71°F) | 23°C (74°F) | 23°C (73°F) | 21°C (70°F) | 16°C (60°F) | 7°C (45°F) | 6°C (43°F) |
Mean minimum | -5°C (23°F) | -3°C (27°F) | -0°C (32°F) | 3°C (38°F) | 11°C (52°F) | 17°C (64°F) | 20°C (69°F) | 19°C (66°F) | 15°C (60°F) | 6°C (43°F) | -1°C (30°F) | -3°C (27°F) |
Minimum | -13°C (9°F) | -9°C (16°F) | -3°C (26°F) | 2°C (36°F) | 8°C (46°F) | 14°C (57°F) | 19°C (66°F) | 18°C (65°F) | 11°C (52°F) | 1°C (35°F) | -5°C (23°F) | -6°C (22°F) |
Compare temperature, precipitation, sunshine, UV index in Raleigh, Mississippi, United States with other places around the world.
Raleigh usually has the most precipitation in May, June and August, with an average of 14 rainy days and 151 mm (6.0 inches) of precipitation per month.The driest months in Raleigh are September, October and November. On average, 87 mm (3.4 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 110 (4.3) | 142 (5.6) | 128 (5.0) | 142 (5.6) | 145 (5.7) | 166 (6.5) | 129 (5.1) | 143 (5.6) | 95 (3.7) | 94 (3.7) | 73 (2.9) | 130 (5.1) |
Average precipitation days (≥ 1 mm) | 8 | 12 | 11 | 9 | 11 | 15 | 17 | 16 | 9 | 8 | 8 | 12 |
The sunniest months in Raleigh are May, July and August, when the sun shines an average of 10 hours 2 minutes a day.Least sunny months in Raleigh: January, February and December receive an average of 5 hours 54 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 166 | 173 | 234 | 275 | 305 | 296 | 322 | 306 | 281 | 269 | 247 | 198 |
Mean daily daylight hours | 10h 18m | 11h 2m | 12h 0m | 12h 58m | 13h 48m | 14h 11m | 13h 58m | 13h 15m | 12h 19m | 11h 20m | 10h 30m | 10h 4m |
Raleigh experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 11 - 12, 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 Raleigh UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 4 | 7 | 9 | 11 | 11 | 12 | 11 | 11 | 10 | 8 | 6 | 4 |