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Monthly climate in Saint David, Arizona, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Saint David features a cold semi-arid climate (BSk).Temperatures typically range between 8 °C (47 °F) and 28 °C (83 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 41 °C (106 °F).The average annual precipitation amounts to about 297 mm (11.7 inches) and receives 48 rainy days on the 1 mm (0.04 inches) threshold annually.Saint David enjoys an average of 3625 hours of sunshine throughout the year, and daylight varies from 10 hours 5 minutes to 14 hours 11 minutes per day.

Monthly average temperatures in Saint David, Arizona, United States §

The warmest months in Saint David are June, July and August, with daily mean temperatures ranging from 27 to 28 °C (81 - 83 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 10 °C (47 - 49 °F) throughout the day. On average each year, Saint David experiences 177 days above 25 °C (77.0 °F) and 22 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Saint David, 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 22°C
(73°F)		 27°C
(80°F)		 30°C
(86°F)		 34°C
(93°F)		 36°C
(98°F)		 41°C
(106°F)		 41°C
(106°F)		 40°C
(104°F)		 37°C
(99°F)		 34°C
(93°F)		 29°C
(85°F)		 23°C
(74°F)
Mean maximum 21°C
(71°F)		 23°C
(75°F)		 28°C
(83°F)		 32°C
(90°F)		 35°C
(95°F)		 38°C
(101°F)		 39°C
(102°F)		 37°C
(99°F)		 35°C
(96°F)		 32°C
(90°F)		 27°C
(81°F)		 22°C
(72°F)
Average high 16°C
(60°F)		 17°C
(63°F)		 21°C
(70°F)		 26°C
(79°F)		 30°C
(86°F)		 35°C
(96°F)		 34°C
(93°F)		 33°C
(92°F)		 31°C
(88°F)		 27°C
(80°F)		 22°C
(71°F)		 16°C
(60°F)
Daily mean 8°C
(47°F)		 10°C
(49°F)		 13°C
(57°F)		 18°C
(65°F)		 22°C
(73°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)		 25°C
(76°F)		 19°C
(67°F)		 14°C
(57°F)		 9°C
(48°F)
Average low 2°C
(36°F)		 3°C
(38°F)		 6°C
(44°F)		 10°C
(51°F)		 14°C
(57°F)		 20°C
(68°F)		 22°C
(71°F)		 21°C
(70°F)		 18°C
(65°F)		 12°C
(54°F)		 7°C
(46°F)		 3°C
(37°F)
Mean minimum -4°C
(25°F)		 -4°C
(26°F)		 0°C
(33°F)		 4°C
(40°F)		 8°C
(47°F)		 15°C
(60°F)		 18°C
(65°F)		 18°C
(65°F)		 14°C
(57°F)		 5°C
(41°F)		 1°C
(35°F)		 -4°C
(26°F)
Minimum -5°C
(23°F)		 -6°C
(21°F)		 -2°C
(30°F)		 3°C
(37°F)		 5°C
(42°F)		 13°C
(56°F)		 17°C
(63°F)		 17°C
(63°F)		 12°C
(53°F)		 0°C
(33°F)		 -1°C
(30°F)		 -6°C
(22°F)

Compare climate in Saint David with other places

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

Monthly average precipitation in Saint David, Arizona, United States §

Saint David usually has the most precipitation in February, July and August, with an average of 8 rainy days and 49 mm (1.9 inches) of precipitation per month.The driest months in Saint David are April, May and June. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Saint David, 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) 24 (0.9) 32 (1.2) 17 (0.7) 3 (0.1) 3 (0.1) 8 (0.3) 65 (2.6) 52 (2.0) 31 (1.2) 13 (0.5) 23 (0.9) 27 (1.1)
Average precipitation days (≥ 1 mm) 4 4 3 0 1 1 12 10 5 2 2 4

Monthly sunshine hours in Saint David, Arizona, United States §

The sunniest months in Saint David are May, June and July, when the sun shines an average of 11 hours 51 minutes a day.Least sunny months in Saint David: January, February and December receive an average of 7 hours 35 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Saint David, 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 203 242 302 334 369 370 351 332 310 300 262 244
Mean daily daylight hours 10h 18m 11h 3m 12h 0m 12h 58m 13h 47m 14h 11m 13h 58m 13h 15m 12h 18m 11h 20m 10h 30m 10h 5m

Solar UV radiation in Saint David, Arizona, United States §

Saint David experiences the highest level of ultraviolet (UV) radiation in April, June and August, when the maximum UV index can reach values of 12 - 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 6. For more detailed information, check out our hourly Saint David UV Index data.

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