Weather forecast for 10 days
Spearfish, SD

Weather forecast for the weekend

Sunday, May 11.

Mostly Sunny
5:30 am

8:13 pm
MDT
Mostly Sunny
90°F / 68°F
  • Wind: 14mph SW
  • Humidity: 21%
  • Precip. probability: 17%
  • Precipitation: 0"
  • UV index: 7
Tomorrow, in Spearfish, clear skies with only minor cloud interruptions are in the outlook.
Temperature fluctuations between a hot 89.6°F and a pleasant 68°F are expected.
The weather tomorrow is hotter, with a maximum expected near 74.8°F - more like June than May.
Sunrise will be at 5:30 am and sunset at 8:13 pm; tomorrow's daylight will last for 14h and 44min.

Frequently asked questions

What is the weather forecast for Spearfish for the next ten days?
In Spearfish, weather will be unstable, and a combination of dull, damp, bright and turbulent weather is predicted for the next ten days.
Will it rain in the next ten days?
Rain is expected on Tuesday through Thursday, next Sunday and Monday in Spearfish. Next Sunday, with moderate precipitation of 0.67", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 50°F and 91.4°F, as the minimum temperature will range between 42.8°F and 68°F.
What will be the hottest and the coldest days?
With the maximum temperature of 91.4°F, Monday will be the hottest day. Thursday will be the coldest day, with a maximum temperature of 50°F.

Long-term weather forecast

SatMay 10.
  • min.
  • 68°F
Clear
Clear
  • Wind: 19mph SSW
  • Humidity: 27%
  • UV index: 0
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:31 am 8:12 pm MDT
SunMay 11.
  • 90°F
  • 68°F
Mostly Sunny
Mostly Sunny
  • Wind: 14mph SW
  • Humidity: 21%
  • UV index: 7
  • Precip. probability: 17%
  • Precipitation: 0"
  • 5:30 am 8:13 pm MDT
MonMay 12.
  • 91°F
  • 64°F
Sunny
Sunny
  • Wind: 16mph SW
  • Humidity: 20%
  • UV index: 7
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:28 am 8:14 pm MDT
TueMay 13.
  • 75°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph NW
  • Humidity: 37%
  • UV index: 6
  • Precip. probability: 15%
  • Precipitation: 0.12"
  • 5:27 am 8:15 pm MDT
WedMay 14.
  • 55°F
  • 45°F
Showers
Showers
  • Wind: 19mph WNW
  • Humidity: 74%
  • UV index: 6
  • Precip. probability: 41%
  • Precipitation: 0.39"
  • 5:26 am 8:17 pm MDT
ThuMay 15.
  • 50°F
  • 43°F
Showers / Wind
Showers / Wind
  • Wind: 23mph WNW
  • Humidity: 75%
  • UV index: 5
  • Precip. probability: 50%
  • Precipitation: 0.24"
  • 5:25 am 8:18 pm MDT
FriMay 16.
  • 61°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph NW
  • Humidity: 52%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:24 am 8:19 pm MDT
SatMay 17.
  • 64°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph E
  • Humidity: 51%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:23 am 8:20 pm MDT
SunMay 18.
  • 54°F
  • 43°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 14mph E
  • Humidity: 74%
  • UV index: 6
  • Precip. probability: 43%
  • Precipitation: 0.67"
  • 5:22 am 8:21 pm MDT
MonMay 19.
  • 54°F
  • 43°F
Showers
Showers
  • Wind: 12mph NNW
  • Humidity: 74%
  • UV index: 5
  • Precip. probability: 52%
  • Precipitation: 0.47"
  • 5:21 am 8:22 pm MDT
And a mix of overcast, rainy, dry and sunny and storm-filled weather is predicted.
Rain is expected on Tuesday through Thursday, next Sunday and Monday.
There will be a considerable variation in temperature in the upcoming days. The maximum temperature will vary between 50°F and 91.4°F, while the variation in nighttime lows will be also notably wide, as the overnight lows will vary from 42.8°F to 68°F.
Expect the hottest day on Monday, with temperatures peaking at 91.4°F; the coldest day will be Thursday, with a maximum of 50°F.
Updated: May 11, 2025 @ 04:55:20 UTC
Published by: Weather Atlas | About Us
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