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Monthly climate in Glenn Heights, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Glenn Heights features a humid subtropical climate (Cfa).Temperatures typically range between 9 °C (48 °F) and 30 °C (85 °F) through the year, but rarely can drop to -19 °C (-1 °F) or can rise to as high as 42 °C (108 °F).The average annual precipitation amounts to about 1173 mm (46.2 inches) and receives 104 rainy days on the 1 mm (0.04 inches) threshold annually.Glenn Heights enjoys an average of 3194 hours of sunshine throughout the year, and daylight varies from 10 hours 1 minutes to 14 hours 14 minutes per day.

Monthly average temperatures in Glenn Heights, Texas, United States §

The warmest months in Glenn Heights are June, July and August, with daily mean temperatures ranging from 28 to 30 °C (82 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 11 °C (48 - 53 °F) throughout the day. On average each year, Glenn Heights experiences 175 days above 25 °C (77.0 °F) and 17 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Glenn Heights, 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)		 30°C
(86°F)		 33°C
(92°F)		 34°C
(93°F)		 35°C
(96°F)		 38°C
(100°F)		 42°C
(108°F)		 40°C
(104°F)		 38°C
(101°F)		 36°C
(98°F)		 34°C
(93°F)		 28°C
(83°F)
Mean maximum 24°C
(76°F)		 27°C
(81°F)		 30°C
(86°F)		 31°C
(89°F)		 33°C
(92°F)		 36°C
(97°F)		 38°C
(101°F)		 38°C
(100°F)		 37°C
(99°F)		 34°C
(94°F)		 29°C
(84°F)		 26°C
(79°F)
Average high 14°C
(58°F)		 15°C
(60°F)		 22°C
(71°F)		 24°C
(76°F)		 29°C
(84°F)		 32°C
(91°F)		 34°C
(94°F)		 34°C
(94°F)		 32°C
(89°F)		 26°C
(79°F)		 20°C
(69°F)		 17°C
(63°F)
Daily mean 9°C
(48°F)		 10°C
(50°F)		 16°C
(61°F)		 19°C
(66°F)		 24°C
(75°F)		 28°C
(82°F)		 30°C
(85°F)		 29°C
(85°F)		 26°C
(80°F)		 20°C
(69°F)		 14°C
(57°F)		 11°C
(53°F)
Average low 4°C
(39°F)		 5°C
(41°F)		 11°C
(52°F)		 13°C
(56°F)		 19°C
(66°F)		 23°C
(74°F)		 25°C
(77°F)		 25°C
(77°F)		 22°C
(71°F)		 15°C
(59°F)		 9°C
(48°F)		 6°C
(44°F)
Mean minimum -6°C
(22°F)		 -6°C
(22°F)		 1°C
(34°F)		 4°C
(40°F)		 11°C
(52°F)		 19°C
(67°F)		 22°C
(71°F)		 22°C
(71°F)		 15°C
(59°F)		 5°C
(40°F)		 -0°C
(32°F)		 -2°C
(29°F)
Minimum -11°C
(12°F)		 -19°C
(-1°F)		 -6°C
(22°F)		 2°C
(35°F)		 7°C
(45°F)		 16°C
(61°F)		 18°C
(65°F)		 20°C
(68°F)		 11°C
(52°F)		 1°C
(35°F)		 -5°C
(24°F)		 -5°C
(24°F)

Compare climate in Glenn Heights with other places

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

Monthly average precipitation in Glenn Heights, Texas, United States §

Glenn Heights usually has the most precipitation in April, May and October, with an average of 10 rainy days and 151 mm (6.0 inches) of precipitation per month.The driest months in Glenn Heights are January, July and November. On average, 58 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Glenn Heights, 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) 64 (2.5) 101 (4.0) 100 (3.9) 130 (5.1) 178 (7.0) 97 (3.8) 58 (2.3) 92 (3.6) 88 (3.5) 145 (5.7) 53 (2.1) 68 (2.7)
Average precipitation days (≥ 1 mm) 6 10 11 8 13 9 8 7 9 10 6 7

Monthly sunshine hours in Glenn Heights, Texas, United States §

The sunniest months in Glenn Heights are June, July and August, when the sun shines an average of 11 hours 15 minutes a day.Least sunny months in Glenn Heights: January, February and December receive an average of 6 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Glenn Heights, 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 175 171 244 263 282 344 360 330 284 272 241 224
Mean daily daylight hours 10h 16m 11h 1m 12h 0m 13h 0m 13h 50m 14h 14m 14h 1m 13h 16m 12h 19m 11h 19m 10h 27m 10h 1m

Solar UV radiation in Glenn Heights, Texas, United States §

Glenn Heights experiences the highest level of ultraviolet (UV) radiation in May, July and August, 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 / 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 Glenn Heights UV Index data.

Average daily maximum UV levels by month for Glenn Heights, 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 11 11 10 8 6 4