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Monthly climate in Roanoke, Alabama, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Roanoke features a humid subtropical climate (Cfa). Temperatures typically range between 8 °C (47 °F) and 26 °C (80 °F) through the year, but rarely can drop to -11 °C (13 °F) or can rise to as high as 37 °C (98 °F). The average annual precipitation amounts to about 1400 mm (55.1 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Roanoke enjoys an average of 3064 hours of sunshine throughout the year, and daylight varies from 9 hours 59 minutes to 14 hours 17 minutes per day.

Monthly average temperatures in Roanoke, Alabama, United States §

The warmest months in Roanoke are June, July and August, with daily mean temperatures ranging from 25 to 26 °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 (47 - 53 °F) throughout the day. On average each year, Roanoke experiences 151 days above 25 °C (77.0 °F) and 21 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Roanoke, Alabama, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 25°C
(78°F)		 26°C
(79°F)		 30°C
(87°F)		 30°C
(86°F)		 33°C
(93°F)		 34°C
(93°F)		 35°C
(95°F)		 36°C
(97°F)		 36°C
(97°F)		 37°C
(98°F)		 26°C
(79°F)		 24°C
(75°F)
Mean maximum 22°C
(72°F)		 25°C
(77°F)		 27°C
(82°F)		 29°C
(84°F)		 32°C
(90°F)		 33°C
(91°F)		 34°C
(94°F)		 34°C
(94°F)		 33°C
(92°F)		 32°C
(89°F)		 25°C
(77°F)		 23°C
(73°F)
Average high 13°C
(56°F)		 17°C
(63°F)		 20°C
(68°F)		 23°C
(74°F)		 27°C
(81°F)		 30°C
(86°F)		 31°C
(89°F)		 31°C
(88°F)		 29°C
(85°F)		 25°C
(77°F)		 18°C
(64°F)		 15°C
(59°F)
Daily mean 8°C
(47°F)		 11°C
(53°F)		 14°C
(58°F)		 17°C
(63°F)		 22°C
(72°F)		 25°C
(77°F)		 26°C
(80°F)		 26°C
(79°F)		 24°C
(76°F)		 19°C
(67°F)		 12°C
(53°F)		 10°C
(49°F)
Average low 4°C
(39°F)		 7°C
(44°F)		 9°C
(48°F)		 11°C
(53°F)		 17°C
(63°F)		 21°C
(70°F)		 23°C
(73°F)		 22°C
(72°F)		 20°C
(68°F)		 15°C
(59°F)		 6°C
(44°F)		 5°C
(42°F)
Mean minimum -6°C
(22°F)		 -3°C
(27°F)		 -2°C
(29°F)		 3°C
(37°F)		 9°C
(48°F)		 17°C
(62°F)		 19°C
(67°F)		 19°C
(67°F)		 14°C
(58°F)		 5°C
(42°F)		 -2°C
(29°F)		 -4°C
(25°F)
Minimum -11°C
(13°F)		 -6°C
(22°F)		 -4°C
(24°F)		 0°C
(32°F)		 6°C
(43°F)		 14°C
(57°F)		 17°C
(64°F)		 17°C
(63°F)		 11°C
(53°F)		 1°C
(34°F)		 -5°C
(23°F)		 -8°C
(18°F)

Compare climate in Roanoke with other places

Compare temperature, precipitation, sunshine, UV index in Roanoke, Alabama, United States with other places around the world.

Monthly average precipitation in Roanoke, Alabama, United States §

Roanoke usually has the most precipitation in February, August and December, with an average of 13 rainy days and 141 mm (5.5 inches) of precipitation per month. The driest months in Roanoke are May, September and November. On average, 96 mm (3.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Roanoke, Alabama, United States. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 108 (4.3) 146 (5.7) 114 (4.5) 130 (5.1) 101 (4.0) 118 (4.6) 105 (4.1) 131 (5.2) 102 (4.0) 117 (4.6) 84 (3.3) 145 (5.7)
Average precipitation days (≥ 1 mm) 9 13 12 8 10 14 17 15 9 8 8 12

Monthly sunshine hours in Roanoke, Alabama, United States §

The sunniest months in Roanoke are May, July and August, when the sun shines an average of 10 hours 11 minutes a day. Least sunny months in Roanoke: January, February and December receive an average of 5 hours 38 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Roanoke, Alabama, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 160 168 234 277 310 294 329 308 295 262 238 185
Mean daily daylight hours 10h 13m 11h 0m 11h 59m 13h 1m 13h 52m 14h 17m 14h 3m 13h 18m 12h 19m 11h 18m 10h 25m 9h 59m

Solar UV radiation in Roanoke, Alabama, United States §

Roanoke 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 Roanoke UV Index data.

Average daily maximum UV levels by month for Roanoke, Alabama, United States. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  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

Detailed Monthly Weather Insights for Roanoke, Alabama, United States

Discover in-depth weather details for every month in Roanoke. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Roanoke's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.