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Monthly climate in Junction, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Junction features a humid subtropical climate (Cfa).Temperatures typically range between 9 °C (49 °F) and 29 °C (84 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 607 mm (23.9 inches) and receives 70 rainy days on the 1 mm (0.04 inches) threshold annually.Junction enjoys an average of 3244 hours of sunshine throughout the year, and daylight varies from 10 hours 11 minutes to 14 hours 4 minutes per day.

Monthly average temperatures in Junction, Texas, United States §

The warmest months in Junction are June, July and August, with daily mean temperatures ranging from 27 to 29 °C (81 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 11 °C (49 - 53 °F) throughout the day. On average each year, Junction experiences 191 days above 25 °C (77.0 °F) and 19 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Junction, 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 29°C
(85°F)		 32°C
(90°F)		 31°C
(89°F)		 37°C
(98°F)		 38°C
(100°F)		 40°C
(104°F)		 41°C
(106°F)		 40°C
(104°F)		 38°C
(101°F)		 37°C
(99°F)		 31°C
(88°F)		 29°C
(84°F)
Mean maximum 25°C
(77°F)		 28°C
(83°F)		 30°C
(86°F)		 34°C
(94°F)		 35°C
(96°F)		 37°C
(100°F)		 39°C
(103°F)		 38°C
(101°F)		 37°C
(99°F)		 34°C
(93°F)		 28°C
(84°F)		 27°C
(81°F)
Average high 16°C
(62°F)		 18°C
(64°F)		 23°C
(74°F)		 26°C
(80°F)		 30°C
(86°F)		 33°C
(92°F)		 35°C
(95°F)		 35°C
(95°F)		 31°C
(89°F)		 27°C
(80°F)		 21°C
(70°F)		 18°C
(65°F)
Daily mean 9°C
(49°F)		 11°C
(52°F)		 17°C
(62°F)		 20°C
(68°F)		 24°C
(75°F)		 27°C
(81°F)		 29°C
(84°F)		 29°C
(84°F)		 26°C
(78°F)		 20°C
(69°F)		 14°C
(58°F)		 11°C
(53°F)
Average low 4°C
(39°F)		 5°C
(42°F)		 11°C
(51°F)		 13°C
(56°F)		 18°C
(65°F)		 21°C
(71°F)		 23°C
(73°F)		 23°C
(73°F)		 20°C
(68°F)		 14°C
(58°F)		 9°C
(48°F)		 5°C
(42°F)
Mean minimum -6°C
(21°F)		 -5°C
(23°F)		 0°C
(33°F)		 4°C
(40°F)		 11°C
(52°F)		 18°C
(65°F)		 20°C
(68°F)		 19°C
(67°F)		 13°C
(56°F)		 3°C
(38°F)		 -1°C
(31°F)		 -3°C
(27°F)
Minimum -10°C
(15°F)		 -15°C
(5°F)		 -6°C
(22°F)		 3°C
(38°F)		 7°C
(45°F)		 14°C
(58°F)		 16°C
(61°F)		 17°C
(62°F)		 8°C
(47°F)		 -0°C
(32°F)		 -6°C
(22°F)		 -4°C
(24°F)

Compare climate in Junction with other places

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

Monthly average precipitation in Junction, Texas, United States §

Junction usually has the most precipitation in March, May and September, with an average of 8 rainy days and 92 mm (3.6 inches) of precipitation per month.The driest months in Junction are July, November and December. On average, 24 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Junction, 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) 31 (1.2) 35 (1.4) 62 (2.4) 54 (2.1) 137 (5.4) 44 (1.7) 26 (1.0) 36 (1.4) 76 (3.0) 59 (2.3) 19 (0.7) 29 (1.1)
Average precipitation days (≥ 1 mm) 4 5 6 6 11 7 6 5 7 6 3 4

Monthly sunshine hours in Junction, Texas, United States §

The sunniest months in Junction are June, July and August, when the sun shines an average of 11 hours 14 minutes a day.Least sunny months in Junction: January, February and November receive an average of 6 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Junction, 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 187 192 248 267 296 337 357 338 288 266 229 234
Mean daily daylight hours 10h 25m 11h 6m 12h 0m 12h 55m 13h 41m 14h 4m 13h 51m 13h 11m 12h 18m 11h 23m 10h 35m 10h 11m

Solar UV radiation in Junction, Texas, United States §

Junction experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 12 - 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 Junction UV Index data.

Average daily maximum UV levels by month for Junction, 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) 5 8 9 11 12 12 12 12 11 9 6 5