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Monthly climate in Marfa, Texas, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Marfa features a cold semi-arid climate (BSk).Temperatures typically range between 7 °C (46 °F) and 26 °C (80 °F) through the year, but rarely can drop to -14 °C (7 °F) or can rise to as high as 39 °C (103 °F).The average annual precipitation amounts to about 259 mm (10.2 inches) and receives 49 rainy days on the 1 mm (0.04 inches) threshold annually.Marfa enjoys an average of 3626 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 Marfa, Texas, United States §

The warmest months in Marfa are June, July and August, with daily mean temperatures ranging from 26 to 26 °C (78 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 10 °C (46 - 51 °F) throughout the day. On average each year, Marfa experiences 173 days above 25 °C (77.0 °F) and 29 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Marfa, 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 25°C
(77°F)		 29°C
(84°F)		 32°C
(90°F)		 33°C
(91°F)		 37°C
(99°F)		 39°C
(103°F)		 39°C
(102°F)		 38°C
(100°F)		 35°C
(95°F)		 32°C
(90°F)		 28°C
(82°F)		 25°C
(77°F)
Mean maximum 22°C
(72°F)		 25°C
(77°F)		 30°C
(86°F)		 32°C
(90°F)		 35°C
(96°F)		 38°C
(100°F)		 37°C
(99°F)		 36°C
(97°F)		 33°C
(92°F)		 32°C
(89°F)		 27°C
(81°F)		 22°C
(73°F)
Average high 15°C
(58°F)		 17°C
(64°F)		 22°C
(72°F)		 26°C
(79°F)		 31°C
(87°F)		 33°C
(92°F)		 32°C
(90°F)		 32°C
(89°F)		 28°C
(83°F)		 25°C
(77°F)		 20°C
(69°F)		 16°C
(61°F)
Daily mean 7°C
(46°F)		 10°C
(51°F)		 15°C
(59°F)		 19°C
(67°F)		 24°C
(75°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(78°F)		 23°C
(73°F)		 18°C
(65°F)		 13°C
(56°F)		 9°C
(49°F)
Average low 1°C
(34°F)		 4°C
(39°F)		 8°C
(46°F)		 12°C
(53°F)		 16°C
(60°F)		 19°C
(67°F)		 20°C
(68°F)		 20°C
(68°F)		 17°C
(62°F)		 12°C
(54°F)		 6°C
(44°F)		 3°C
(38°F)
Mean minimum -8°C
(18°F)		 -6°C
(21°F)		 -2°C
(29°F)		 3°C
(38°F)		 8°C
(46°F)		 15°C
(59°F)		 17°C
(63°F)		 16°C
(61°F)		 11°C
(53°F)		 1°C
(33°F)		 -2°C
(29°F)		 -5°C
(23°F)
Minimum -14°C
(7°F)		 -14°C
(7°F)		 -6°C
(22°F)		 1°C
(35°F)		 3°C
(37°F)		 13°C
(56°F)		 16°C
(61°F)		 13°C
(57°F)		 7°C
(46°F)		 -5°C
(24°F)		 -6°C
(21°F)		 -10°C
(15°F)

Compare climate in Marfa with other places

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

Monthly average precipitation in Marfa, Texas, United States §

Marfa usually has the most precipitation in June, August and September, with an average of 8 rainy days and 39 mm (1.5 inches) of precipitation per month.The driest months in Marfa are February, March and November. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Marfa, 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) 13 (0.5) 10 (0.4) 12 (0.5) 12 (0.5) 15 (0.6) 31 (1.2) 30 (1.2) 40 (1.6) 47 (1.9) 21 (0.8) 8 (0.3) 20 (0.8)
Average precipitation days (≥ 1 mm) 2 2 1 2 3 7 7 9 8 4 2 2

Monthly sunshine hours in Marfa, Texas, United States §

The sunniest months in Marfa are May, June and July, when the sun shines an average of 11 hours 43 minutes a day.Least sunny months in Marfa: January, February and December receive an average of 7 hours 57 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Marfa, 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 214 247 295 320 359 355 364 344 302 293 266 261
Mean daily daylight hours 10h 25m 11h 7m 12h 0m 12h 55m 13h 41m 14h 3m 13h 51m 13h 10m 12h 18m 11h 23m 10h 36m 10h 12m

Solar UV radiation in Marfa, Texas, United States §

Marfa experiences the highest level of ultraviolet (UV) radiation in April, May and July, when the maximum UV index can reach values of 13 - 13, 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 7. For more detailed information, check out our hourly Marfa UV Index data.

Average daily maximum UV levels by month for Marfa, 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) 6 8 10 13 13 13 13 12 11 9 7 5