Monthly climate in Fort Chiswell, Virginia, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Fort Chiswell features a oceanic climate (Cfb).Temperatures typically range between 2 °C (35 °F) and 23 °C (73 °F) through the year, but rarely can drop to -19 °C (-3 °F) or can rise to as high as 33 °C (91 °F).The average annual precipitation amounts to about 1101 mm (43.3 inches) and receives 126 rainy days on the 1 mm (0.04 inches) threshold annually.Fort Chiswell enjoys an average of 3004 hours of sunshine throughout the year, and daylight varies from 9 hours 39 minutes to 14 hours 38 minutes per day.

Monthly average temperatures in Fort Chiswell, Virginia, United States §

The warmest months in Fort Chiswell are June, July and August, with daily mean temperatures ranging from 20 to 23 °C (69 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 5 °C (35 - 41 °F) throughout the day. On average each year, Fort Chiswell experiences 92 days above 25 °C (77.0 °F) and 78 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Fort Chiswell, Virginia, 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 21°C
(69°F)
24°C
(76°F)
29°C
(85°F)
28°C
(83°F)
31°C
(87°F)
31°C
(88°F)
32°C
(90°F)
33°C
(91°F)
31°C
(88°F)
32°C
(89°F)
24°C
(75°F)
20°C
(69°F)
Mean maximum 17°C
(63°F)
21°C
(70°F)
24°C
(75°F)
27°C
(80°F)
29°C
(84°F)
30°C
(85°F)
32°C
(89°F)
31°C
(88°F)
29°C
(85°F)
28°C
(83°F)
22°C
(73°F)
18°C
(64°F)
Average high 6°C
(44°F)
10°C
(50°F)
13°C
(55°F)
18°C
(65°F)
22°C
(72°F)
25°C
(78°F)
28°C
(83°F)
27°C
(81°F)
25°C
(77°F)
20°C
(68°F)
12°C
(54°F)
9°C
(48°F)
Daily mean 2°C
(35°F)
5°C
(41°F)
7°C
(45°F)
12°C
(54°F)
17°C
(63°F)
20°C
(69°F)
23°C
(73°F)
22°C
(71°F)
19°C
(67°F)
14°C
(58°F)
6°C
(43°F)
4°C
(40°F)
Average low -2°C
(28°F)
0°C
(33°F)
2°C
(36°F)
6°C
(44°F)
12°C
(54°F)
15°C
(60°F)
18°C
(64°F)
17°C
(63°F)
15°C
(58°F)
9°C
(49°F)
1°C
(34°F)
-0°C
(32°F)
Mean minimum -16°C
(4°F)
-10°C
(14°F)
-8°C
(17°F)
-3°C
(26°F)
2°C
(36°F)
10°C
(50°F)
12°C
(55°F)
12°C
(55°F)
7°C
(45°F)
-0°C
(31°F)
-7°C
(20°F)
-11°C
(13°F)
Minimum -19°C
(-3°F)
-15°C
(6°F)
-12°C
(10°F)
-5°C
(23°F)
-2°C
(29°F)
7°C
(45°F)
11°C
(53°F)
11°C
(51°F)
3°C
(37°F)
-3°C
(28°F)
-11°C
(12°F)
-14°C
(7°F)

Compare climate in Fort Chiswell with other places

Compare temperature, precipitation, sunshine, UV index in Fort Chiswell, Virginia, United States with other places around the world.

Monthly average precipitation in Fort Chiswell, Virginia, United States §

Fort Chiswell usually has the most precipitation in February, April and May, with an average of 12 rainy days and 109 mm (4.3 inches) of precipitation per month.The driest months in Fort Chiswell are January, July and November. On average, 66 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Fort Chiswell, Virginia, 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) 68 (2.7) 108 (4.2) 88 (3.4) 113 (4.5) 105 (4.2) 99 (3.9) 67 (2.6) 101 (4.0) 98 (3.9) 103 (4.1) 62 (2.4) 89 (3.5)
Average precipitation days (≥ 1 mm) 10 13 12 12 13 11 10 12 8 9 7 9

Monthly sunshine hours in Fort Chiswell, Virginia, United States §

The sunniest months in Fort Chiswell are June, July and August, when the sun shines an average of 10 hours 40 minutes a day.Least sunny months in Fort Chiswell: January, February and December receive an average of 5 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Fort Chiswell, Virginia, 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 139 168 237 252 295 310 353 317 281 255 219 171
Mean daily daylight hours 9h 56m 10h 50m 11h 59m 13h 9m 14h 9m 14h 38m 14h 22m 13h 29m 12h 21m 11h 11m 10h 10m 9h 39m

Solar UV radiation in Fort Chiswell, Virginia, United States §

Fort Chiswell experiences the highest level of ultraviolet (UV) radiation in May, June 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 exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Fort Chiswell UV Index data.

Average daily maximum UV levels by month for Fort Chiswell, Virginia, 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 6 8 10 11 11 11 10 10 7 5 3