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Monthly climate in Jacksonville, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Jacksonville features a humid subtropical climate (Cfa).Temperatures typically range between 10 °C (49 °F) and 29 °C (85 °F) through the year, but rarely can drop to -17 °C (2 °F) or can rise to as high as 42 °C (108 °F).The average annual precipitation amounts to about 1283 mm (50.5 inches) and receives 125 rainy days on the 1 mm (0.04 inches) threshold annually.Jacksonville enjoys an average of 3020 hours of sunshine throughout the year, and daylight varies from 10 hours 5 minutes to 14 hours 11 minutes per day.

Monthly average temperatures in Jacksonville, Texas, United States §

The warmest months in Jacksonville are June, July and August, with daily mean temperatures ranging from 27 to 29 °C (81 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 12 °C (49 - 54 °F) throughout the day. On average each year, Jacksonville experiences 179 days above 25 °C (77.0 °F) and 15 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Jacksonville, Texas, 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 26°C
(80°F)		 29°C
(84°F)		 30°C
(87°F)		 32°C
(90°F)		 36°C
(97°F)		 37°C
(99°F)		 42°C
(108°F)		 40°C
(104°F)		 39°C
(102°F)		 36°C
(98°F)		 30°C
(85°F)		 28°C
(83°F)
Mean maximum 24°C
(75°F)		 26°C
(79°F)		 28°C
(83°F)		 30°C
(87°F)		 34°C
(93°F)		 36°C
(96°F)		 38°C
(101°F)		 39°C
(102°F)		 37°C
(99°F)		 35°C
(95°F)		 28°C
(83°F)		 26°C
(79°F)
Average high 15°C
(59°F)		 16°C
(61°F)		 22°C
(72°F)		 24°C
(76°F)		 29°C
(84°F)		 32°C
(90°F)		 35°C
(95°F)		 35°C
(95°F)		 32°C
(90°F)		 27°C
(81°F)		 21°C
(69°F)		 17°C
(64°F)
Daily mean 10°C
(49°F)		 11°C
(52°F)		 16°C
(62°F)		 19°C
(66°F)		 24°C
(75°F)		 27°C
(81°F)		 29°C
(85°F)		 29°C
(85°F)		 26°C
(80°F)		 21°C
(70°F)		 14°C
(58°F)		 12°C
(54°F)
Average low 5°C
(41°F)		 6°C
(43°F)		 11°C
(52°F)		 13°C
(56°F)		 19°C
(66°F)		 23°C
(73°F)		 24°C
(76°F)		 24°C
(76°F)		 22°C
(71°F)		 16°C
(60°F)		 9°C
(48°F)		 7°C
(45°F)
Mean minimum -5°C
(23°F)		 -4°C
(24°F)		 1°C
(34°F)		 4°C
(40°F)		 12°C
(53°F)		 19°C
(67°F)		 21°C
(70°F)		 21°C
(69°F)		 15°C
(59°F)		 5°C
(42°F)		 0°C
(32°F)		 -1°C
(30°F)
Minimum -12°C
(11°F)		 -17°C
(2°F)		 -5°C
(24°F)		 2°C
(36°F)		 7°C
(46°F)		 16°C
(61°F)		 20°C
(67°F)		 19°C
(66°F)		 11°C
(52°F)		 1°C
(33°F)		 -5°C
(23°F)		 -2°C
(28°F)

Compare climate in Jacksonville with other places

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

Monthly average precipitation in Jacksonville, Texas, United States §

Jacksonville usually has the most precipitation in February, April and May, with an average of 12 rainy days and 140 mm (5.5 inches) of precipitation per month.The driest months in Jacksonville are July, August and November. On average, 74 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Jacksonville, Texas, 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) 109 (4.3) 140 (5.5) 119 (4.7) 132 (5.2) 148 (5.8) 100 (4.0) 79 (3.1) 79 (3.1) 85 (3.3) 111 (4.4) 65 (2.5) 115 (4.5)
Average precipitation days (≥ 1 mm) 8 12 12 11 13 12 13 9 9 10 8 8

Monthly sunshine hours in Jacksonville, Texas, United States §

The sunniest months in Jacksonville are June, July and August, when the sun shines an average of 10 hours 38 minutes a day.Least sunny months in Jacksonville: January, February and December receive an average of 5 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Jacksonville, Texas, 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 158 142 221 252 281 318 342 317 277 263 234 209
Mean daily daylight hours 10h 18m 11h 3m 12h 0m 12h 58m 13h 47m 14h 11m 13h 58m 13h 15m 12h 18m 11h 20m 10h 30m 10h 5m

Solar UV radiation in Jacksonville, Texas, United States §

Jacksonville experiences the highest level of ultraviolet (UV) radiation in May, July 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 Jacksonville UV Index data.

Average daily maximum UV levels by month for Jacksonville, Texas, 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 12 11 10 8 6 4