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Monthly climate in Edgemont, South Dakota, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Edgemont features a cold semi-arid climate (BSk).Temperatures typically range between -5 °C (24 °F) and 24 °C (75 °F) through the year, but rarely can drop to -30 °C (-21 °F) or can rise to as high as 40 °C (105 °F).The average annual precipitation amounts to about 496 mm (19.5 inches) and receives 92 rainy days on the 1 mm (0.04 inches) threshold annually.Edgemont enjoys an average of 3336 hours of sunshine throughout the year, and daylight varies from 9 hours 0 minutes to 15 hours 19 minutes per day.

Monthly average temperatures in Edgemont, South Dakota, United States §

The warmest months in Edgemont are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (69 - 75 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -5 to -1 °C (24 - 31 °F) throughout the day. On average each year, Edgemont experiences 88 days above 25 °C (77.0 °F) and 143 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Edgemont, South Dakota, 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 15°C
(58°F)		 21°C
(69°F)		 26°C
(79°F)		 29°C
(85°F)		 33°C
(91°F)		 39°C
(102°F)		 40°C
(104°F)		 38°C
(101°F)		 40°C
(105°F)		 30°C
(87°F)		 24°C
(75°F)		 21°C
(70°F)
Mean maximum 13°C
(55°F)		 15°C
(60°F)		 22°C
(73°F)		 27°C
(81°F)		 31°C
(87°F)		 32°C
(90°F)		 38°C
(101°F)		 36°C
(97°F)		 36°C
(98°F)		 28°C
(82°F)		 21°C
(69°F)		 16°C
(62°F)
Average high 3°C
(38°F)		 2°C
(36°F)		 10°C
(50°F)		 14°C
(57°F)		 19°C
(67°F)		 28°C
(82°F)		 31°C
(88°F)		 30°C
(86°F)		 25°C
(78°F)		 14°C
(58°F)		 10°C
(50°F)		 5°C
(41°F)
Daily mean -3°C
(28°F)		 -5°C
(24°F)		 3°C
(38°F)		 7°C
(44°F)		 13°C
(55°F)		 21°C
(69°F)		 24°C
(75°F)		 22°C
(72°F)		 18°C
(64°F)		 8°C
(46°F)		 3°C
(38°F)		 -1°C
(31°F)
Average low -7°C
(19°F)		 -10°C
(14°F)		 -3°C
(26°F)		 -0°C
(32°F)		 6°C
(44°F)		 13°C
(56°F)		 17°C
(62°F)		 15°C
(59°F)		 11°C
(51°F)		 1°C
(35°F)		 -3°C
(28°F)		 -6°C
(22°F)
Mean minimum -21°C
(-5°F)		 -24°C
(-10°F)		 -16°C
(3°F)		 -11°C
(13°F)		 -0°C
(32°F)		 7°C
(45°F)		 11°C
(52°F)		 9°C
(48°F)		 3°C
(37°F)		 -10°C
(14°F)		 -11°C
(12°F)		 -17°C
(2°F)
Minimum -25°C
(-13°F)		 -30°C
(-21°F)		 -25°C
(-13°F)		 -16°C
(3°F)		 -3°C
(26°F)		 5°C
(41°F)		 9°C
(49°F)		 7°C
(44°F)		 0°C
(32°F)		 -16°C
(3°F)		 -17°C
(1°F)		 -25°C
(-12°F)

Compare climate in Edgemont with other places

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

Monthly average precipitation in Edgemont, South Dakota, United States §

Edgemont usually has the most precipitation in April, May and June, with an average of 11 rainy days and 67 mm (2.6 inches) of precipitation per month.The driest months in Edgemont are January, November and December. On average, 19 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Edgemont, South Dakota, 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) 15 (0.6) 26 (1.0) 45 (1.8) 59 (2.3) 83 (3.3) 58 (2.3) 53 (2.1) 35 (1.4) 33 (1.3) 47 (1.8) 20 (0.8) 23 (0.9)
Average precipitation days (≥ 1 mm) 4 7 7 10 13 10 10 8 6 7 5 5

Monthly sunshine hours in Edgemont, South Dakota, United States §

The sunniest months in Edgemont are June, July and August, when the sun shines an average of 12 hours 0 minutes a day.Least sunny months in Edgemont: January, February and December receive an average of 6 hours 36 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Edgemont, South Dakota, 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 170 217 267 285 302 370 381 352 288 253 231 214
Mean daily daylight hours 9h 22m 10h 31m 11h 58m 13h 26m 14h 42m 15h 19m 14h 58m 13h 51m 12h 26m 10h 57m 9h 40m 9h 0m

Solar UV radiation in Edgemont, South Dakota, United States §

Edgemont experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / 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 4. For more detailed information, check out our hourly Edgemont UV Index data.

Average daily maximum UV levels by month for Edgemont, South Dakota, 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) 3 5 6 8 9 11 11 10 8 6 4 3