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Monthly climate in Madison, South Dakota, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Madison features a humid continental climate (Dfa).Temperatures typically range between -8 °C (18 °F) and 23 °C (74 °F) through the year, but rarely can drop to -37 °C (-35 °F) or can rise to as high as 36 °C (98 °F).The average annual precipitation amounts to about 828 mm (32.6 inches) and receives 89 rainy days on the 1 mm (0.04 inches) threshold annually.Madison enjoys an average of 3055 hours of sunshine throughout the year, and daylight varies from 8 hours 55 minutes to 15 hours 24 minutes per day.

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

The warmest months in Madison are June, July and August, with daily mean temperatures ranging from 21 to 23 °C (70 - 74 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -4 °C (18 - 25 °F) throughout the day. On average each year, Madison experiences 73 days above 25 °C (77.0 °F) and 147 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Madison, 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 9°C
(49°F)		 17°C
(63°F)		 26°C
(78°F)		 29°C
(84°F)		 33°C
(92°F)		 36°C
(98°F)		 35°C
(95°F)		 34°C
(94°F)		 32°C
(90°F)		 28°C
(83°F)		 25°C
(78°F)		 14°C
(58°F)
Mean maximum 6°C
(44°F)		 9°C
(49°F)		 19°C
(66°F)		 25°C
(78°F)		 30°C
(86°F)		 31°C
(89°F)		 34°C
(93°F)		 31°C
(88°F)		 31°C
(88°F)		 27°C
(80°F)		 18°C
(64°F)		 10°C
(50°F)
Average high -3°C
(26°F)		 -3°C
(27°F)		 5°C
(42°F)		 12°C
(53°F)		 19°C
(67°F)		 27°C
(81°F)		 28°C
(83°F)		 26°C
(79°F)		 23°C
(74°F)		 13°C
(56°F)		 6°C
(43°F)		 0°C
(33°F)
Daily mean -8°C
(18°F)		 -8°C
(18°F)		 1°C
(33°F)		 6°C
(43°F)		 14°C
(58°F)		 22°C
(72°F)		 23°C
(74°F)		 21°C
(70°F)		 18°C
(64°F)		 8°C
(47°F)		 1°C
(34°F)		 -4°C
(25°F)
Average low -12°C
(10°F)		 -13°C
(9°F)		 -4°C
(25°F)		 1°C
(33°F)		 9°C
(48°F)		 16°C
(61°F)		 18°C
(65°F)		 16°C
(61°F)		 12°C
(55°F)		 3°C
(38°F)		 -4°C
(25°F)		 -8°C
(17°F)
Mean minimum -26°C
(-15°F)		 -24°C
(-12°F)		 -15°C
(4°F)		 -10°C
(14°F)		 1°C
(33°F)		 10°C
(51°F)		 12°C
(54°F)		 10°C
(51°F)		 4°C
(39°F)		 -7°C
(20°F)		 -13°C
(9°F)		 -21°C
(-6°F)
Minimum -37°C
(-35°F)		 -29°C
(-19°F)		 -27°C
(-17°F)		 -18°C
(-0°F)		 -0°C
(31°F)		 6°C
(43°F)		 10°C
(51°F)		 9°C
(48°F)		 3°C
(37°F)		 -13°C
(9°F)		 -16°C
(3°F)		 -25°C
(-14°F)

Compare climate in Madison with other places

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

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

Madison usually has the most precipitation in May, August and September, with an average of 10 rainy days and 111 mm (4.4 inches) of precipitation per month.The driest months in Madison are January, February and November. On average, 23 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Madison, 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) 20 (0.8) 22 (0.9) 60 (2.4) 74 (2.9) 108 (4.3) 81 (3.2) 98 (3.9) 116 (4.6) 108 (4.3) 78 (3.1) 27 (1.1) 35 (1.4)
Average precipitation days (≥ 1 mm) 4 4 6 10 13 9 7 9 9 8 6 4

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

The sunniest months in Madison are June, July and August, when the sun shines an average of 11 hours 21 minutes a day.Least sunny months in Madison: 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 Madison, 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 146 208 233 257 285 347 366 331 256 223 204 194
Mean daily daylight hours 9h 18m 10h 28m 11h 57m 13h 28m 14h 46m 15h 24m 15h 3m 13h 54m 12h 26m 10h 56m 9h 36m 8h 55m

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

Madison experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 11, which corresponds to the Very High / Extreme 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 Madison UV Index data.

Average daily maximum UV levels by month for Madison, 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 11 10 9 8 5 3 2