How is the weather in Jefferson, SD?

At 10:20 AM on Sat, Sep 6, 2025 it is sunny and 56 degrees Fahrenheit, feeling like 56 degrees.

Jefferson, SD Weather Forecast and Current Conditions (57038)

56°F
Feels Like 56°F

Humidity 75% Dew Point 48°F Wind SW 5 MPH Gusts 7 Barometer 30.15 in.765.8 mm

Solar Rad 476 w/m2 UV Index 4

Report from 5.2 miles ESE of central Jefferson at 10:20 AM Sat, Sep 6, 2025

Current Weather

56°F
Feels Like 56°F

Humidity 75% Dew Point 48°F Wind SW 5 MPH Gusts 7 Barometer 30.15 in.765.8 mm

Solar Rad 476 w/m2 UV Index 4

Report from 5.2 miles ESE of central Jefferson at 10:20 AM Sat, Sep 6, 2025

Forecast at a Glance

SatSep 6

67°

39°

SunSep 7

71°

56°

MonSep 8

20%

79°

60°

TueSep 9

30%

81°

60°

WedSep 10

10%

82°

62°

ThuSep 11

20%

82°

64°

FriSep 12

20%

80°

63°

This Date in Weather History

1988 - Unseasonably cool weather prevailed across the north central and northeastern U.S. Thirty cities reported record low temperatures for the date, including Saint Joseph MO with a reading of 38 degrees. A low of 44 degrees at Indianapolis IN was their coolest reading of record for so early in the season. The mercury dipped to 31 degrees at Hibbing MN and Philips WI.

Jefferson 7 Day Weather Forecast Details

Saturday Sep 6

Day: Sunny, with a high near 67. Northwest wind 5 to 10 mph.

Night: Mostly clear, with a low around 39. Northeast wind 0 to 5 mph.

Sunday Sep 7

Day: Sunny, with a high near 71. Southeast wind 0 to 10 mph.

Night: Partly cloudy, with a low around 56. South southeast wind around 10 mph.

Monday Sep 8

Day: A slight chance of rain showers between 7am and 4pm, then a slight chance of showers and thunderstorms. Partly sunny. High near 79, with temperatures falling to around 76 in the afternoon. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. South wind 5 to 15 mph. Chance of precipitation is 40%.

Tuesday Sep 9

Day: A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

Night: Mostly clear, with a low around 60.

Wednesday Sep 10

Day: Mostly sunny, with a high near 82.

Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62.

Thursday Sep 11

Day: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 82.

Night: A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64.

Friday Sep 12

Day: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80.

Night: A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

Sun & Moon Monthly

First Light 6:29 AM

Sunrise 6:58 AM

Sunset 7:53 PM

Last Light 8:22 PM

Moonrise 7:27 PM

Moonset 5:25 AM

Moon Phase

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