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Monthly climate in Collinsville, Virginia, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Collinsville features a humid subtropical climate (Cfa).Temperatures typically range between 4 °C (39 °F) and 26 °C (78 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 1260 mm (49.6 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually.Collinsville enjoys an average of 3099 hours of sunshine throughout the year, and daylight varies from 9 hours 40 minutes to 14 hours 37 minutes per day.

Monthly average temperatures in Collinsville, Virginia, United States §

The warmest months in Collinsville are June, July and August, with daily mean temperatures ranging from 23 to 26 °C (74 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 7 °C (39 - 45 °F) throughout the day. On average each year, Collinsville experiences 122 days above 25 °C (77.0 °F) and 52 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Collinsville, 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 22°C
(72°F)		 25°C
(78°F)		 29°C
(85°F)		 29°C
(85°F)		 34°C
(93°F)		 35°C
(95°F)		 36°C
(97°F)		 35°C
(96°F)		 35°C
(96°F)		 35°C
(95°F)		 27°C
(80°F)		 22°C
(72°F)
Mean maximum 19°C
(67°F)		 23°C
(74°F)		 26°C
(78°F)		 28°C
(83°F)		 32°C
(89°F)		 33°C
(91°F)		 35°C
(95°F)		 34°C
(93°F)		 33°C
(92°F)		 30°C
(87°F)		 25°C
(76°F)		 20°C
(68°F)
Average high 9°C
(48°F)		 12°C
(55°F)		 15°C
(60°F)		 21°C
(69°F)		 25°C
(77°F)		 28°C
(83°F)		 31°C
(89°F)		 30°C
(86°F)		 27°C
(81°F)		 22°C
(72°F)		 14°C
(58°F)		 11°C
(53°F)
Daily mean 4°C
(39°F)		 7°C
(45°F)		 10°C
(50°F)		 15°C
(59°F)		 19°C
(67°F)		 23°C
(74°F)		 26°C
(78°F)		 24°C
(76°F)		 22°C
(71°F)		 16°C
(62°F)		 9°C
(48°F)		 6°C
(43°F)
Average low -0°C
(32°F)		 2°C
(36°F)		 5°C
(41°F)		 9°C
(48°F)		 14°C
(58°F)		 18°C
(65°F)		 21°C
(70°F)		 20°C
(68°F)		 17°C
(63°F)		 12°C
(53°F)		 3°C
(39°F)		 2°C
(35°F)
Mean minimum -10°C
(13°F)		 -7°C
(20°F)		 -4°C
(24°F)		 -0°C
(32°F)		 5°C
(41°F)		 13°C
(56°F)		 16°C
(61°F)		 15°C
(60°F)		 10°C
(50°F)		 3°C
(37°F)		 -5°C
(24°F)		 -7°C
(20°F)
Minimum -15°C
(5°F)		 -10°C
(15°F)		 -7°C
(19°F)		 -2°C
(29°F)		 0°C
(32°F)		 11°C
(52°F)		 14°C
(58°F)		 13°C
(56°F)		 5°C
(41°F)		 -1°C
(31°F)		 -6°C
(21°F)		 -9°C
(16°F)

Compare climate in Collinsville with other places

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

Monthly average precipitation in Collinsville, Virginia, United States §

Collinsville usually has the most precipitation in April, May and September, with an average of 11 rainy days and 139 mm (5.5 inches) of precipitation per month.The driest months in Collinsville are January, March and July. On average, 74 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Collinsville, 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) 75 (3.0) 110 (4.4) 74 (2.9) 141 (5.6) 141 (5.6) 98 (3.9) 72 (2.8) 108 (4.3) 133 (5.3) 121 (4.8) 79 (3.1) 105 (4.2)
Average precipitation days (≥ 1 mm) 8 12 11 11 13 11 12 12 10 8 7 8

Monthly sunshine hours in Collinsville, Virginia, United States §

The sunniest months in Collinsville are June, July and August, when the sun shines an average of 10 hours 47 minutes a day.Least sunny months in Collinsville: January, February and December receive an average of 5 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Collinsville, 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 152 181 250 276 295 320 356 315 274 254 225 195
Mean daily daylight hours 9h 57m 10h 51m 11h 59m 13h 9m 14h 8m 14h 37m 14h 21m 13h 29m 12h 21m 11h 12m 10h 11m 9h 40m

Solar UV radiation in Collinsville, Virginia, United States §

Collinsville experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 Collinsville UV Index data.

Average daily maximum UV levels by month for Collinsville, 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) 3 6 8 9 10 11 10 10 9 8 5 3