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Monthly climate in Lake Montezuma, Arizona, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Lake Montezuma features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 4 °C (40 °F) and 26 °C (79 °F) through the year, but rarely can drop to -15 °C (5 °F) or can rise to as high as 40 °C (105 °F).The average annual precipitation amounts to about 434 mm (17.1 inches) and receives 54 rainy days on the 1 mm (0.04 inches) threshold annually.Lake Montezuma enjoys an average of 3629 hours of sunshine throughout the year, and daylight varies from 9 hours 50 minutes to 14 hours 26 minutes per day.

Monthly average temperatures in Lake Montezuma, Arizona, United States §

The warmest months in Lake Montezuma are June, July and August, with daily mean temperatures ranging from 25 to 26 °C (77 - 79 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 4 to 5 °C (40 - 41 °F) throughout the day. On average each year, Lake Montezuma experiences 129 days above 25 °C (77.0 °F) and 62 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Lake Montezuma, 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 20°C
(68°F)		 20°C
(68°F)		 25°C
(78°F)		 30°C
(87°F)		 34°C
(94°F)		 40°C
(104°F)		 40°C
(104°F)		 40°C
(105°F)		 38°C
(100°F)		 32°C
(90°F)		 26°C
(79°F)		 21°C
(69°F)
Mean maximum 17°C
(62°F)		 18°C
(65°F)		 22°C
(73°F)		 28°C
(82°F)		 31°C
(88°F)		 35°C
(96°F)		 38°C
(100°F)		 36°C
(98°F)		 35°C
(96°F)		 28°C
(83°F)		 23°C
(74°F)		 18°C
(65°F)
Average high 11°C
(52°F)		 12°C
(54°F)		 15°C
(59°F)		 21°C
(71°F)		 25°C
(77°F)		 32°C
(90°F)		 32°C
(90°F)		 32°C
(90°F)		 29°C
(85°F)		 22°C
(72°F)		 18°C
(64°F)		 12°C
(53°F)
Daily mean 4°C
(40°F)		 5°C
(41°F)		 8°C
(47°F)		 14°C
(58°F)		 18°C
(65°F)		 25°C
(77°F)		 26°C
(79°F)		 25°C
(78°F)		 22°C
(72°F)		 15°C
(60°F)		 10°C
(50°F)		 5°C
(41°F)
Average low -1°C
(30°F)		 -1°C
(31°F)		 2°C
(36°F)		 6°C
(44°F)		 10°C
(50°F)		 16°C
(61°F)		 19°C
(67°F)		 19°C
(66°F)		 15°C
(59°F)		 8°C
(47°F)		 3°C
(38°F)		 -0°C
(32°F)
Mean minimum -11°C
(12°F)		 -9°C
(16°F)		 -7°C
(21°F)		 0°C
(33°F)		 3°C
(38°F)		 10°C
(50°F)		 16°C
(61°F)		 15°C
(60°F)		 9°C
(48°F)		 1°C
(34°F)		 -4°C
(25°F)		 -8°C
(19°F)
Minimum -15°C
(5°F)		 -14°C
(7°F)		 -8°C
(18°F)		 -2°C
(28°F)		 2°C
(35°F)		 7°C
(45°F)		 14°C
(57°F)		 14°C
(57°F)		 4°C
(40°F)		 -3°C
(26°F)		 -10°C
(14°F)		 -14°C
(6°F)

Compare climate in Lake Montezuma with other places

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

Monthly average precipitation in Lake Montezuma, Arizona, United States §

Lake Montezuma usually has the most precipitation in February, March and July, with an average of 7 rainy days and 63 mm (2.5 inches) of precipitation per month.The driest months in Lake Montezuma are April, May and June. On average, 11 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Lake Montezuma, 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) 55 (2.2) 62 (2.4) 65 (2.6) 13 (0.5) 17 (0.7) 3 (0.1) 63 (2.5) 25 (1.0) 22 (0.9) 30 (1.2) 33 (1.3) 46 (1.8)
Average precipitation days (≥ 1 mm) 6 6 7 2 3 0 9 6 4 4 2 5

Monthly sunshine hours in Lake Montezuma, Arizona, United States §

The sunniest months in Lake Montezuma are May, June and July, when the sun shines an average of 12 hours 5 minutes a day.Least sunny months in Lake Montezuma: January, February and December receive an average of 7 hours 16 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Lake Montezuma, 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 186 242 302 332 375 376 361 348 317 296 257 233
Mean daily daylight hours 10h 6m 10h 56m 11h 59m 13h 5m 13h 59m 14h 26m 14h 11m 13h 23m 12h 20m 11h 15m 10h 19m 9h 50m

Solar UV radiation in Lake Montezuma, Arizona, United States §

Lake Montezuma experiences the highest level of ultraviolet (UV) radiation in May, July and August, 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 Lake Montezuma UV Index data.

Average daily maximum UV levels by month for Lake Montezuma, 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 8 9 11 12 12 12 12 11 8 6 5