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Monthly climate in First Mesa, Arizona, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification First Mesa features a cold semi-arid climate (BSk).Temperatures typically range between 2 °C (35 °F) and 27 °C (80 °F) through the year, but rarely can drop to -18 °C (0 °F) or can rise to as high as 40 °C (104 °F).The average annual precipitation amounts to about 181 mm (7.1 inches) and receives 37 rainy days on the 1 mm (0.04 inches) threshold annually.First Mesa enjoys an average of 3639 hours of sunshine throughout the year, and daylight varies from 9 hours 45 minutes to 14 hours 32 minutes per day.

Monthly average temperatures in First Mesa, Arizona, United States §

The warmest months in First Mesa are June, July and August, with daily mean temperatures ranging from 25 to 27 °C (77 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 4 °C (35 - 40 °F) throughout the day. On average each year, First Mesa experiences 120 days above 25 °C (77.0 °F) and 89 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in First Mesa, Arizona, 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 16°C
(62°F)		 22°C
(71°F)		 26°C
(78°F)		 29°C
(84°F)		 33°C
(92°F)		 38°C
(101°F)		 40°C
(104°F)		 37°C
(99°F)		 37°C
(98°F)		 29°C
(85°F)		 23°C
(74°F)		 17°C
(63°F)
Mean maximum 14°C
(57°F)		 18°C
(64°F)		 23°C
(73°F)		 27°C
(81°F)		 31°C
(88°F)		 35°C
(94°F)		 37°C
(100°F)		 35°C
(96°F)		 34°C
(94°F)		 27°C
(82°F)		 20°C
(69°F)		 14°C
(58°F)
Average high 8°C
(46°F)		 11°C
(51°F)		 15°C
(59°F)		 20°C
(69°F)		 24°C
(76°F)		 32°C
(89°F)		 33°C
(91°F)		 32°C
(90°F)		 28°C
(83°F)		 20°C
(69°F)		 15°C
(58°F)		 8°C
(47°F)
Daily mean 2°C
(35°F)		 4°C
(40°F)		 8°C
(47°F)		 14°C
(57°F)		 18°C
(64°F)		 25°C
(77°F)		 27°C
(80°F)		 26°C
(79°F)		 21°C
(71°F)		 13°C
(56°F)		 7°C
(46°F)		 2°C
(36°F)
Average low -4°C
(26°F)		 -2°C
(29°F)		 2°C
(35°F)		 6°C
(42°F)		 9°C
(49°F)		 16°C
(61°F)		 19°C
(67°F)		 19°C
(66°F)		 14°C
(57°F)		 6°C
(43°F)		 1°C
(33°F)		 -3°C
(26°F)
Mean minimum -13°C
(9°F)		 -11°C
(12°F)		 -7°C
(20°F)		 -3°C
(28°F)		 3°C
(37°F)		 9°C
(48°F)		 14°C
(58°F)		 15°C
(58°F)		 6°C
(43°F)		 -3°C
(28°F)		 -8°C
(17°F)		 -11°C
(13°F)
Minimum -18°C
(0°F)		 -15°C
(5°F)		 -12°C
(11°F)		 -4°C
(24°F)		 1°C
(33°F)		 6°C
(44°F)		 12°C
(55°F)		 12°C
(54°F)		 2°C
(36°F)		 -8°C
(18°F)		 -11°C
(13°F)		 -13°C
(10°F)

Compare climate in First Mesa with other places

Compare temperature, precipitation, sunshine, UV index in First Mesa, Arizona, United States with other places around the world.

Monthly average precipitation in First Mesa, Arizona, United States §

First Mesa usually has the most precipitation in February, March and October, with an average of 4 rainy days and 24 mm (0.9 inches) of precipitation per month.The driest months in First Mesa are April, June and August. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in First Mesa, Arizona, 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) 19 (0.8) 20 (0.8) 31 (1.2) 8 (0.3) 12 (0.5) 3 (0.1) 20 (0.8) 4 (0.2) 12 (0.5) 20 (0.8) 11 (0.4) 19 (0.8)
Average precipitation days (≥ 1 mm) 5 4 6 3 3 0 4 1 2 3 2 4

Monthly sunshine hours in First Mesa, Arizona, United States §

The sunniest months in First Mesa are May, June and July, when the sun shines an average of 12 hours 9 minutes a day.Least sunny months in First Mesa: January, February and December receive an average of 7 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in First Mesa, Arizona, 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 190 240 297 328 370 375 373 353 317 296 258 238
Mean daily daylight hours 10h 1m 10h 53m 11h 59m 13h 7m 14h 4m 14h 32m 14h 17m 13h 26m 12h 21m 11h 13m 10h 14m 9h 45m

Solar UV radiation in First Mesa, Arizona, United States §

First Mesa experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 13, which corresponds to the Extreme category of sun exposure.January, February 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 First Mesa UV Index data.

Average daily maximum UV levels by month for First Mesa, Arizona, 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 6 9 11 12 13 13 12 11 8 6 4