How is the weather in Groton, SD?

At 4:20 PM on Tue, Sep 9, 2025 it is 79 degrees Fahrenheit, feeling like 79 degrees.

Groton, SD Weather Forecast and Current Conditions (57445)

79°F
Feels Like 79°F

Humidity 62% Dew Point 65°F Wind SE 2 MPH Gusts 4 Barometer 29.96 in.761.0 mm

Solar Rad 543 w/m2

Report from 0.3 miles W of central Groton at 4:20 PM Tue, Sep 9, 2025

Current Weather

79°F
Feels Like 79°F

Humidity 62% Dew Point 65°F Wind SE 2 MPH Gusts 4 Barometer 29.96 in.761.0 mm

Solar Rad 543 w/m2

Report from 0.3 miles W of central Groton at 4:20 PM Tue, Sep 9, 2025

Forecast at a Glance

TueSep 9

80°

55°

WedSep 10

81°

61°

ThuSep 11

85°

64°

FriSep 12

10%

87°

64°

SatSep 13

20%

86°

62°

SunSep 14

40%

81°

60°

MonSep 15

20%

84°

61°

This Date in Weather History

1921 - A dying tropical depression unloaded 38.2 inches of rain upon the town of Thrall in southeastern Texas killing 224 persons. 36.4 inches fell in 18 hours.

Groton 7 Day Weather Forecast Details

Tuesday Sep 9

Day: Mostly sunny, with a high near 80. Northeast wind around 5 mph.

Night: Patchy fog after 4am. Partly cloudy, with a low around 55. East northeast wind around 6 mph.

Wednesday Sep 10

Day: Patchy fog before 11am. Mostly sunny, with a high near 81. East wind 5 to 12 mph.

Night: Partly cloudy, with a low around 61. Southeast wind around 12 mph.

Thursday Sep 11

Day: Mostly sunny, with a high near 85. Southeast wind 10 to 17 mph, with gusts as high as 28 mph.

Night: Partly cloudy, with a low around 64. Southeast wind 10 to 15 mph, with gusts as high as 25 mph.

Friday Sep 12

Day: Mostly sunny, with a high near 87. Southeast wind around 10 mph.

Night: Mostly cloudy, with a low around 64. East wind around 9 mph.

Saturday Sep 13

Day: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 86. East southeast wind 9 to 15 mph. Chance of precipitation is 20%.

Night: A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

Sunday Sep 14

Day: A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.

Night: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.

Monday Sep 15

Day: A slight chance of rain showers before 7am. Mostly sunny, with a high near 84. Chance of precipitation is 20%.

Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 61. Chance of precipitation is 20%.

Sun & Moon Monthly

First Light 6:35 AM

Sunrise 7:05 AM

Sunset 7:57 PM

Last Light 8:27 PM

Moonrise 8:38 PM

Moonset 9:16 AM

Moon Phase

Airport Delays - Check over 300 airports

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