How is the weather in Spearfish, SD?

At 2:43 PM on Thu, Sep 18, 2025 it is mostly cloudy and 64 degrees Fahrenheit, feeling like 64 degrees.

Spearfish, SD Weather Forecast and Current Conditions (57783)

64°F
Feels Like 64°F

Humidity 61% Dew Point 50°F Wind ENE 2 MPH Gusts 2 Barometer 33.4 in.848.4 mm

Solar Rad 256 w/m2 UV Index 2

Report from 1.2 miles S of central Spearfish at 2:43 PM Thu, Sep 18, 2025

Current Weather

64°F
Feels Like 64°F

Humidity 61% Dew Point 50°F Wind ENE 2 MPH Gusts 2 Barometer 33.4 in.848.4 mm

Solar Rad 256 w/m2 UV Index 2

Report from 1.2 miles S of central Spearfish at 2:43 PM Thu, Sep 18, 2025

Forecast at a Glance

ThuSep 18

20%

65°

46°

FriSep 19

68°

50°

SatSep 20

74°

53°

SunSep 21

79°

53°

MonSep 22

30%

63°

48°

TueSep 23

10%

69°

48°

WedSep 24

74°

52°

This Date in Weather History

1988 - A strong cold front produced severe thunderstorms in the north central U.S. High winds behind the cold front gusted to 92 mph at Fort Collins CO, and up to a foot of snow blanketed the mountains of Montana, with seven inches reported at Great Falls. High winds in Colorado caused three million dollars damage.

Spearfish 7 Day Weather Forecast Details

Thursday Sep 18

Day: A slight chance of rain showers before 5pm. Sunny, with a high near 65. East wind 0 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Night: Areas of fog after midnight. Partly cloudy, with a low around 46. Southeast wind 0 to 10 mph, with gusts as high as 20 mph.

Friday Sep 19

Day: Areas of fog before 9am. Sunny. High near 68, with temperatures falling to around 66 in the afternoon. North wind 0 to 5 mph.

Night: Partly cloudy, with a low around 50. Southeast wind around 5 mph.

Saturday Sep 20

Day: Sunny. High near 74, with temperatures falling to around 72 in the afternoon. East wind 0 to 5 mph.

Night: Mostly clear, with a low around 53. South wind around 5 mph.

Sunday Sep 21

Day: Sunny, with a high near 79. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

Night: A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 53. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Monday Sep 22

Day: A chance of rain showers before noon, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 63.

Night: Partly cloudy, with a low around 48.

Tuesday Sep 23

Day: Sunny, with a high near 69.

Night: Mostly clear, with a low around 48.

Wednesday Sep 24

Day: Sunny, with a high near 74.

Night: Mostly clear, with a low around 52.

Sun & Moon Monthly

First Light 6:10 AM

Sunrise 6:39 AM

Sunset 7:02 PM

Last Light 7:31 PM

Moonrise 3:04 AM

Moonset 5:57 PM

Moon Phase

Lakes Weather - Plan for a Beautiful Day

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