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Monthly climate in Summerlin South, Nevada, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Summerlin South features a cold desert climate (BWk).Temperatures typically range between 8 °C (46 °F) and 32 °C (91 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 44 °C (112 °F).The average annual precipitation amounts to about 143 mm (5.6 inches) and receives 26 rainy days on the 1 mm (0.04 inches) threshold annually.Summerlin South enjoys an average of 3657 hours of sunshine throughout the year, and daylight varies from 9 hours 44 minutes to 14 hours 33 minutes per day.

Monthly average temperatures in Summerlin South, Nevada, United States §

The warmest months in Summerlin South are June, July and August, with daily mean temperatures ranging from 30 to 32 °C (86 - 91 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 9 °C (46 - 49 °F) throughout the day. On average each year, Summerlin South experiences 159 days above 25 °C (77.0 °F) and 12 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Summerlin South, Nevada, 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)		 25°C
(77°F)		 31°C
(89°F)		 35°C
(96°F)		 40°C
(104°F)		 44°C
(112°F)		 44°C
(112°F)		 43°C
(110°F)		 43°C
(110°F)		 35°C
(96°F)		 28°C
(83°F)		 23°C
(73°F)
Mean maximum 18°C
(65°F)		 22°C
(73°F)		 27°C
(81°F)		 32°C
(90°F)		 36°C
(97°F)		 40°C
(103°F)		 43°C
(109°F)		 42°C
(107°F)		 40°C
(105°F)		 32°C
(90°F)		 26°C
(79°F)		 19°C
(67°F)
Average high 13°C
(56°F)		 15°C
(60°F)		 19°C
(67°F)		 25°C
(78°F)		 29°C
(84°F)		 36°C
(97°F)		 38°C
(101°F)		 38°C
(101°F)		 34°C
(93°F)		 25°C
(78°F)		 19°C
(67°F)		 13°C
(55°F)
Daily mean 8°C
(47°F)		 9°C
(49°F)		 13°C
(56°F)		 19°C
(66°F)		 23°C
(73°F)		 30°C
(86°F)		 32°C
(91°F)		 32°C
(90°F)		 27°C
(81°F)		 19°C
(66°F)		 13°C
(56°F)		 8°C
(46°F)
Average low 3°C
(38°F)		 4°C
(40°F)		 8°C
(46°F)		 12°C
(54°F)		 16°C
(61°F)		 22°C
(72°F)		 26°C
(78°F)		 25°C
(77°F)		 20°C
(69°F)		 12°C
(55°F)		 7°C
(46°F)		 3°C
(38°F)
Mean minimum -2°C
(29°F)		 -2°C
(28°F)		 1°C
(35°F)		 6°C
(43°F)		 9°C
(48°F)		 15°C
(60°F)		 21°C
(70°F)		 20°C
(68°F)		 14°C
(58°F)		 5°C
(42°F)		 2°C
(35°F)		 -2°C
(29°F)
Minimum -5°C
(24°F)		 -3°C
(26°F)		 1°C
(34°F)		 3°C
(37°F)		 7°C
(46°F)		 13°C
(55°F)		 18°C
(65°F)		 19°C
(67°F)		 10°C
(50°F)		 0°C
(33°F)		 -0°C
(32°F)		 -3°C
(27°F)

Compare climate in Summerlin South with other places

Compare temperature, precipitation, sunshine, UV index in Summerlin South, Nevada, United States with other places around the world.

Monthly average precipitation in Summerlin South, Nevada, United States §

Summerlin South usually has the most precipitation in January, February and March, with an average of 3 rainy days and 20 mm (0.8 inches) of precipitation per month.The driest months in Summerlin South are June, September and October. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Summerlin South, Nevada, 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 (0.7) 22 (0.9) 19 (0.8) 6 (0.2) 8 (0.3) 1 (0.0) 17 (0.7) 11 (0.4) 5 (0.2) 4 (0.2) 13 (0.5) 17 (0.7)
Average precipitation days (≥ 1 mm) 2 3 4 2 2 0 5 2 1 1 1 3

Monthly sunshine hours in Summerlin South, Nevada, United States §

The sunniest months in Summerlin South are May, June and July, when the sun shines an average of 12 hours 17 minutes a day.Least sunny months in Summerlin South: 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 Summerlin South, Nevada, 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 188 241 294 328 369 380 381 363 323 295 258 232
Mean daily daylight hours 10h 0m 10h 52m 11h 59m 13h 8m 14h 5m 14h 33m 14h 18m 13h 26m 12h 21m 11h 12m 10h 13m 9h 44m

Solar UV radiation in Summerlin South, Nevada, United States §

Summerlin South experiences the highest level of ultraviolet (UV) radiation in June, July 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 Summerlin South UV Index data.

Average daily maximum UV levels by month for Summerlin South, Nevada, 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 8 10 11 12 12 11 10 7 5 3