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Monthly climate in Johnson City, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Johnson City features a humid subtropical climate (Cfa).Temperatures typically range between 10 °C (50 °F) and 29 °C (84 °F) through the year, but rarely can drop to -15 °C (6 °F) or can rise to as high as 41 °C (107 °F).The average annual precipitation amounts to about 867 mm (34.1 inches) and receives 98 rainy days on the 1 mm (0.04 inches) threshold annually.Johnson City enjoys an average of 3150 hours of sunshine throughout the year, and daylight varies from 10 hours 12 minutes to 14 hours 3 minutes per day.

Monthly average temperatures in Johnson City, Texas, United States §

The warmest months in Johnson City 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 10 to 12 °C (50 - 54 °F) throughout the day. On average each year, Johnson City experiences 184 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 Johnson City, 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
(79°F)		 30°C
(86°F)		 32°C
(90°F)		 35°C
(95°F)		 37°C
(98°F)		 39°C
(103°F)		 41°C
(107°F)		 39°C
(103°F)		 37°C
(100°F)		 36°C
(96°F)		 31°C
(88°F)		 28°C
(82°F)
Mean maximum 24°C
(76°F)		 27°C
(81°F)		 30°C
(86°F)		 33°C
(92°F)		 35°C
(95°F)		 36°C
(98°F)		 39°C
(102°F)		 38°C
(100°F)		 36°C
(98°F)		 33°C
(92°F)		 28°C
(83°F)		 27°C
(80°F)
Average high 16°C
(62°F)		 17°C
(63°F)		 23°C
(73°F)		 26°C
(79°F)		 29°C
(85°F)		 33°C
(91°F)		 35°C
(95°F)		 35°C
(95°F)		 31°C
(88°F)		 27°C
(80°F)		 21°C
(70°F)		 18°C
(65°F)
Daily mean 10°C
(50°F)		 11°C
(52°F)		 17°C
(62°F)		 20°C
(67°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)		 15°C
(59°F)		 12°C
(54°F)
Average low 5°C
(41°F)		 6°C
(43°F)		 11°C
(52°F)		 14°C
(57°F)		 19°C
(66°F)		 22°C
(72°F)		 23°C
(74°F)		 23°C
(74°F)		 20°C
(69°F)		 15°C
(59°F)		 9°C
(49°F)		 6°C
(44°F)
Mean minimum -5°C
(23°F)		 -5°C
(23°F)		 1°C
(34°F)		 5°C
(41°F)		 11°C
(53°F)		 19°C
(66°F)		 20°C
(68°F)		 20°C
(68°F)		 14°C
(58°F)		 4°C
(39°F)		 -0°C
(32°F)		 -2°C
(28°F)
Minimum -9°C
(16°F)		 -15°C
(6°F)		 -5°C
(23°F)		 4°C
(39°F)		 8°C
(47°F)		 15°C
(59°F)		 16°C
(61°F)		 18°C
(65°F)		 9°C
(49°F)		 2°C
(35°F)		 -5°C
(24°F)		 -4°C
(26°F)

Compare climate in Johnson City with other places

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

Monthly average precipitation in Johnson City, Texas, United States §

Johnson City usually has the most precipitation in May, September and October, with an average of 10 rainy days and 111 mm (4.4 inches) of precipitation per month.The driest months in Johnson City are January, November and December. On average, 42 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Johnson City, 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) 46 (1.8) 62 (2.4) 65 (2.6) 71 (2.8) 140 (5.5) 73 (2.9) 57 (2.2) 81 (3.2) 99 (3.9) 95 (3.7) 33 (1.3) 46 (1.8)
Average precipitation days (≥ 1 mm) 6 8 9 8 13 10 7 8 10 9 5 5

Monthly sunshine hours in Johnson City, Texas, United States §

The sunniest months in Johnson City are June, July and August, when the sun shines an average of 11 hours 4 minutes a day.Least sunny months in Johnson City: January, February and December receive an average of 6 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Johnson City, 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 175 174 233 258 283 333 353 332 278 270 228 227
Mean daily daylight hours 10h 25m 11h 7m 12h 0m 12h 55m 13h 41m 14h 3m 13h 50m 13h 10m 12h 18m 11h 23m 10h 36m 10h 12m

Solar UV radiation in Johnson City, Texas, United States §

Johnson City experiences the highest level of ultraviolet (UV) radiation in April, June and July, 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 Johnson City UV Index data.

Average daily maximum UV levels by month for Johnson City, 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 7 9 11 11 12 12 11 11 9 6 5