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Monthly climate in Congress, Arizona, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Congress features a cold semi-arid climate (BSk).Temperatures typically range between 8 °C (47 °F) and 29 °C (85 °F) through the year, but rarely can drop to -11 °C (12 °F) or can rise to as high as 42 °C (107 °F).The average annual precipitation amounts to about 369 mm (14.5 inches) and receives 46 rainy days on the 1 mm (0.04 inches) threshold annually.Congress enjoys an average of 3624 hours of sunshine throughout the year, and daylight varies from 9 hours 53 minutes to 14 hours 23 minutes per day.

Monthly average temperatures in Congress, Arizona, United States §

The warmest months in Congress are June, July and August, with daily mean temperatures ranging from 28 to 29 °C (82 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 9 °C (47 - 48 °F) throughout the day. On average each year, Congress experiences 156 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 Congress, 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 23°C
(74°F)		 23°C
(74°F)		 28°C
(83°F)		 33°C
(91°F)		 37°C
(98°F)		 42°C
(107°F)		 41°C
(106°F)		 42°C
(107°F)		 40°C
(103°F)		 35°C
(95°F)		 30°C
(86°F)		 24°C
(75°F)
Mean maximum 20°C
(69°F)		 21°C
(70°F)		 26°C
(78°F)		 30°C
(87°F)		 33°C
(92°F)		 37°C
(99°F)		 40°C
(104°F)		 39°C
(102°F)		 37°C
(99°F)		 31°C
(88°F)		 27°C
(80°F)		 21°C
(71°F)
Average high 14°C
(58°F)		 15°C
(59°F)		 18°C
(65°F)		 24°C
(76°F)		 27°C
(82°F)		 34°C
(93°F)		 35°C
(94°F)		 34°C
(94°F)		 31°C
(89°F)		 25°C
(78°F)		 21°C
(69°F)		 15°C
(59°F)
Daily mean 8°C
(47°F)		 9°C
(48°F)		 12°C
(55°F)		 18°C
(64°F)		 22°C
(71°F)		 28°C
(82°F)		 29°C
(85°F)		 29°C
(84°F)		 26°C
(79°F)		 19°C
(66°F)		 14°C
(57°F)		 9°C
(48°F)
Average low 3°C
(38°F)		 3°C
(38°F)		 6°C
(44°F)		 10°C
(51°F)		 14°C
(57°F)		 20°C
(68°F)		 23°C
(74°F)		 23°C
(73°F)		 19°C
(67°F)		 12°C
(55°F)		 8°C
(46°F)		 3°C
(38°F)
Mean minimum -3°C
(27°F)		 -4°C
(24°F)		 0°C
(32°F)		 4°C
(40°F)		 7°C
(45°F)		 14°C
(57°F)		 19°C
(66°F)		 19°C
(67°F)		 13°C
(56°F)		 5°C
(41°F)		 1°C
(35°F)		 -3°C
(28°F)
Minimum -7°C
(20°F)		 -11°C
(12°F)		 -3°C
(27°F)		 1°C
(34°F)		 6°C
(43°F)		 11°C
(52°F)		 17°C
(62°F)		 18°C
(65°F)		 8°C
(47°F)		 2°C
(36°F)		 -1°C
(31°F)		 -4°C
(26°F)

Compare climate in Congress with other places

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

Monthly average precipitation in Congress, Arizona, United States §

Congress usually has the most precipitation in January, February and July, with an average of 7 rainy days and 54 mm (2.1 inches) of precipitation per month.The driest months in Congress are April, May and June. On average, 6 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Congress, 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) 46 (1.8) 47 (1.8) 46 (1.8) 5 (0.2) 8 (0.3) 5 (0.2) 70 (2.8) 34 (1.3) 27 (1.0) 23 (0.9) 28 (1.1) 31 (1.2)
Average precipitation days (≥ 1 mm) 5 5 5 1 1 0 11 8 3 2 1 4

Monthly sunshine hours in Congress, Arizona, United States §

The sunniest months in Congress are May, June and July, when the sun shines an average of 12 hours 7 minutes a day.Least sunny months in Congress: January, February and December receive an average of 7 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Congress, 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 187 241 300 329 372 375 367 348 315 297 255 232
Mean daily daylight hours 10h 9m 10h 57m 11h 59m 13h 3m 13h 57m 14h 23m 14h 8m 13h 21m 12h 20m 11h 16m 10h 21m 9h 53m

Solar UV radiation in Congress, Arizona, United States §

Congress experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 12 - 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 Congress UV Index data.

Average daily maximum UV levels by month for Congress, 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 7 9 11 12 12 12 11 10 8 6 4