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Monthly climate in McLaughlin, South Dakota, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification McLaughlin features a humid continental climate (Dfa).Temperatures typically range between -10 °C (15 °F) and 24 °C (76 °F) through the year, but rarely can drop to -34 °C (-30 °F) or can rise to as high as 38 °C (101 °F).The average annual precipitation amounts to about 528 mm (20.8 inches) and receives 74 rainy days on the 1 mm (0.04 inches) threshold annually.McLaughlin enjoys an average of 3152 hours of sunshine throughout the year, and daylight varies from 8 hours 42 minutes to 15 hours 39 minutes per day.

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

The warmest months in McLaughlin are June, July and August, with daily mean temperatures ranging from 21 to 24 °C (70 - 76 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -10 to -4 °C (15 - 24 °F) throughout the day. On average each year, McLaughlin experiences 78 days above 25 °C (77.0 °F) and 155 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in McLaughlin, 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 12°C
(54°F)		 14°C
(57°F)		 22°C
(73°F)		 25°C
(77°F)		 33°C
(91°F)		 37°C
(99°F)		 38°C
(101°F)		 37°C
(99°F)		 35°C
(96°F)		 29°C
(85°F)		 24°C
(76°F)		 18°C
(65°F)
Mean maximum 8°C
(47°F)		 9°C
(49°F)		 16°C
(62°F)		 23°C
(74°F)		 30°C
(86°F)		 32°C
(90°F)		 36°C
(97°F)		 35°C
(96°F)		 33°C
(91°F)		 25°C
(77°F)		 18°C
(65°F)		 12°C
(54°F)
Average high -4°C
(26°F)		 -5°C
(24°F)		 5°C
(41°F)		 11°C
(52°F)		 19°C
(67°F)		 27°C
(82°F)		 30°C
(86°F)		 28°C
(83°F)		 23°C
(74°F)		 12°C
(55°F)		 6°C
(43°F)		 0°C
(32°F)
Daily mean -8°C
(17°F)		 -10°C
(15°F)		 -0°C
(31°F)		 5°C
(42°F)		 13°C
(57°F)		 21°C
(70°F)		 24°C
(76°F)		 22°C
(71°F)		 17°C
(63°F)		 7°C
(45°F)		 1°C
(33°F)		 -4°C
(24°F)
Average low -13°C
(10°F)		 -15°C
(6°F)		 -5°C
(22°F)		 -1°C
(31°F)		 7°C
(46°F)		 15°C
(59°F)		 18°C
(65°F)		 15°C
(60°F)		 11°C
(52°F)		 2°C
(36°F)		 -4°C
(25°F)		 -9°C
(17°F)
Mean minimum -26°C
(-15°F)		 -28°C
(-19°F)		 -19°C
(-2°F)		 -10°C
(13°F)		 -0°C
(31°F)		 8°C
(48°F)		 13°C
(56°F)		 9°C
(49°F)		 2°C
(36°F)		 -9°C
(16°F)		 -13°C
(8°F)		 -22°C
(-7°F)
Minimum -30°C
(-22°F)		 -34°C
(-30°F)		 -27°C
(-17°F)		 -16°C
(4°F)		 -4°C
(26°F)		 6°C
(44°F)		 11°C
(52°F)		 8°C
(47°F)		 -1°C
(31°F)		 -18°C
(1°F)		 -16°C
(3°F)		 -26°C
(-14°F)

Compare climate in McLaughlin with other places

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

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

McLaughlin usually has the most precipitation in July, August and October, with an average of 7 rainy days and 70 mm (2.8 inches) of precipitation per month.The driest months in McLaughlin are January, February and November. On average, 15 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in McLaughlin, 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) 13 (0.5) 18 (0.7) 27 (1.1) 41 (1.6) 61 (2.4) 63 (2.5) 63 (2.5) 79 (3.1) 57 (2.2) 67 (2.7) 13 (0.5) 25 (1.0)
Average precipitation days (≥ 1 mm) 3 5 5 8 8 8 9 7 7 7 3 4

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

The sunniest months in McLaughlin are June, July and August, when the sun shines an average of 11 hours 53 minutes a day.Least sunny months in McLaughlin: January, November and December receive an average of 5 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in McLaughlin, 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 154 208 245 264 307 373 381 338 268 218 202 188
Mean daily daylight hours 9h 7m 10h 22m 11h 57m 13h 34m 14h 57m 15h 39m 15h 15m 14h 1m 12h 28m 10h 51m 9h 26m 8h 42m

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

McLaughlin experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly McLaughlin UV Index data.

Average daily maximum UV levels by month for McLaughlin, 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) 2 5 5 8 9 10 10 9 8 5 3 2