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Monthly climate in Glendale, Arizona, United States

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Glendale features a hot desert climate (BWh). Temperatures typically range between 12 °C (55 °F) and 35 °C (96 °F) through the year, but rarely can drop to -1 °C (30 °F) or can rise to as high as 48 °C (118 °F). The average annual precipitation amounts to about 241 mm (9.5 inches) and receives 27 rainy days on the 1 mm (0.04 inches) threshold annually. Glendale enjoys an average of 3635 hours of sunshine throughout the year, and daylight varies from 9 hours 57 minutes to 14 hours 19 minutes per day.

Monthly average temperatures in Glendale, Arizona, United States §

The warmest months in Glendale are June, July and August, with daily mean temperatures ranging from 33 to 35 °C (92 - 96 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 12 to 14 °C (55 - 57 °F) throughout the day. On average each year, Glendale experiences 220 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Glendale, 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 28°C
(84°F)		 28°C
(83°F)		 35°C
(95°F)		 39°C
(103°F)		 43°C
(109°F)		 48°C
(118°F)		 47°C
(118°F)		 47°C
(116°F)		 45°C
(114°F)		 41°C
(105°F)		 36°C
(97°F)		 28°C
(83°F)
Mean maximum 24°C
(76°F)		 26°C
(80°F)		 32°C
(89°F)		 37°C
(99°F)		 40°C
(104°F)		 43°C
(110°F)		 46°C
(115°F)		 45°C
(113°F)		 43°C
(110°F)		 37°C
(99°F)		 31°C
(88°F)		 25°C
(77°F)
Average high 19°C
(67°F)		 21°C
(70°F)		 25°C
(77°F)		 31°C
(88°F)		 34°C
(94°F)		 40°C
(105°F)		 41°C
(106°F)		 40°C
(105°F)		 38°C
(100°F)		 31°C
(89°F)		 26°C
(79°F)		 19°C
(67°F)
Daily mean 12°C
(55°F)		 14°C
(57°F)		 18°C
(65°F)		 24°C
(75°F)		 28°C
(82°F)		 33°C
(92°F)		 35°C
(96°F)		 35°C
(95°F)		 32°C
(89°F)		 24°C
(76°F)		 19°C
(66°F)		 13°C
(55°F)
Average low 7°C
(44°F)		 8°C
(46°F)		 11°C
(53°F)		 16°C
(61°F)		 20°C
(68°F)		 26°C
(78°F)		 29°C
(85°F)		 29°C
(84°F)		 25°C
(77°F)		 17°C
(63°F)		 12°C
(54°F)		 7°C
(45°F)
Mean minimum 1°C
(35°F)		 2°C
(36°F)		 5°C
(42°F)		 10°C
(51°F)		 13°C
(57°F)		 20°C
(69°F)		 24°C
(75°F)		 25°C
(77°F)		 19°C
(67°F)		 11°C
(52°F)		 7°C
(45°F)		 1°C
(35°F)
Minimum -1°C
(30°F)		 1°C
(34°F)		 3°C
(38°F)		 8°C
(46°F)		 12°C
(55°F)		 18°C
(64°F)		 23°C
(74°F)		 23°C
(74°F)		 14°C
(57°F)		 7°C
(45°F)		 5°C
(42°F)		 0°C
(32°F)

Compare climate in Glendale with other places

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

Monthly average precipitation in Glendale, Arizona, United States §

Glendale usually has the most precipitation in February, July and August, with an average of 4 rainy days and 33 mm (1.3 inches) of precipitation per month. The driest months in Glendale are April, May and June. On average, 2 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Glendale, 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) 22 (0.9) 32 (1.2) 29 (1.2) 1 (0.0) 2 (0.1) 2 (0.1) 34 (1.3) 34 (1.3) 25 (1.0) 23 (0.9) 17 (0.7) 20 (0.8)
Average precipitation days (≥ 1 mm) 3 3 3 0 0 0 4 5 3 2 1 3

Monthly sunshine hours in Glendale, Arizona, United States §

The sunniest months in Glendale are May, June and July, when the sun shines an average of 12 hours 3 minutes a day. Least sunny months in Glendale: January, February and December receive an average of 7 hours 24 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Glendale, 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 194 242 307 329 372 375 361 347 314 296 256 237
Mean daily daylight hours 10h 12m 10h 59m 11h 59m 13h 2m 13h 54m 14h 19m 14h 5m 13h 19m 12h 19m 11h 18m 10h 24m 9h 57m

Solar UV radiation in Glendale, Arizona, United States §

Glendale experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 11 - 12, which corresponds to the Extreme category of sun exposure. January, November and December are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 5. For more detailed information, check out our hourly Glendale UV Index data.

Average daily maximum UV levels by month for Glendale, 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 10 11 12 11 11 10 7 5 4

Detailed Monthly Weather Insights for Glendale, Arizona, United States

Discover in-depth weather details for every month in Glendale. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Glendale's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.