Weather forecast for 10 days
Keystone, SD

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Weather forecast for the weekend

Weather forecast - Saturday, Feb 22.

Mostly Cloudy
6:39 am

5:34 pm
MST
Mostly Cloudy
52°F / 34°F
  • Wind: 6mph W
  • Humidity: 40%
  • Precip. probability: 1%
  • Precipitation: 0"
  • UV index: 2
On Saturday, in Keystone, the sky will be predominantly clouded.
Temperatures are forecasted to range from a maximum of a fresh 51.8°F (11°C) to a minimum of a cold 33.8°F (1°C).
It will be warmer, and the highest temperature today will be more in line with March's average maximum of 43.9°F (6.6°C) than February's of 31.5°F (-0.3°C).
Sunrise was at 6:39 am and sunset will be at 5:34 pm; the daylight will last for 10h and 55min.

Weather forecast - Sunday, Feb 23.

Partly Cloudy
6:37 am

5:36 pm
MST
Partly Cloudy
59°F / 37°F
  • Wind: 16mph W
  • Humidity: 38%
  • Precip. probability: 0%
  • Precipitation: 0"
  • UV index: 3
Tomorrow, on Sunday, relatively clouded weather is also expected.
The temperature variation is forecasted to range from a maximum of a moderate 59°F (15°C) to a minimum of an icy 37.4°F (3°C).
Tomorrow, it will be warmer and the highest temperature of 59°F (15°C) will be more in line with March's average maximum of 43.9°F (6.6°C) than the average maximum of 31.5°F (-0.3°C) in February.
Sunrise will be at 6:37 am and sunset at 5:36 pm; tomorrow's daylight will last for 10h and 58min.

Frequently asked questions

What is the weather forecast for Keystone for tomorrow?

Tomorrow, on Sunday, partly cloudy weather is expected.

What will be the maximum temperature tomorrow?

Tomorrow, the maximum temperature will be 59°F (15°C), while the minimum temperature will be 37.4°F (3°C).
The highest temperature will be uncommonly higher than the average maximum of 31.5°F (-0.3°C) in February. The lowest temperature will be also uncommonly higher than the average low of 16.2°F (-8.8°C).

When are sunrise and sunset tomorrow?

On Sunday, in Keystone, sunrise will be at 6:37 am and sunset at 5:36 pm (MST).

How long will the day be tomorrow?

Tomorrow in Keystone, the daylight will last for 10h and 58min.

What is the weather forecast for Keystone for the next ten days?

In Keystone, predominantly cloudy and occasionally sunny weather is predicted for the next ten days.

Will it rain in the next ten days?

Rainfall is expected only on next Monday. With a probability of 24%, light precipitation of 0.31" (8mm) is expected.

How warm will it be in the next ten days?

The maximum temperature will vary between 41°F (5°C) and 60.8°F (16°C), as the minimum temperature will vary between 23°F (-5°C) and 39.2°F (4°C).

What will be the warmest and the coldest days?

The warmest day will be Thursday, with a maximum of 60.8°F (16°C). With a maximum temperature of 41°F (5°C), next Monday will be the coldest day.

Long-term weather forecast

10 days weather forecast - Keystone, SD

SatFeb 22.
  • 52°F
  • 34°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph W
  • Humidity: 40%
  • UV index: 2
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:39 am 5:34 pm MST
SunFeb 23.
  • 59°F
  • 37°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph W
  • Humidity: 38%
  • UV index: 3
  • Precip. probability: 0%
  • Precipitation: 0"
  • 6:37 am 5:36 pm MST
MonFeb 24.
  • 57°F
  • 34°F
Partly Cloudy
Partly Cloudy
  • Wind: 18mph WNW
  • Humidity: 39%
  • UV index: 3
  • Precip. probability: 9%
  • Precipitation: 0"
  • 6:36 am 5:37 pm MST
TueFeb 25.
  • 54°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Wind: 18mph WNW
  • Humidity: 44%
  • UV index: 3
  • Precip. probability: 8%
  • Precipitation: 0"
  • 6:34 am 5:38 pm MST
WedFeb 26.
  • 48°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph NW
  • Humidity: 45%
  • UV index: 3
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:32 am 5:39 pm MST
ThuFeb 27.
  • 61°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph W
  • Humidity: 27%
  • UV index: 3
  • Precip. probability: 0%
  • Precipitation: 0"
  • 6:31 am 5:41 pm MST
FriFeb 28.
  • 54°F
  • 30°F
Partly Cloudy
Partly Cloudy
  • Wind: 13mph NW
  • Humidity: 31%
  • UV index: 3
  • Precip. probability: 0%
  • Precipitation: 0"
  • 6:29 am 5:42 pm MST
SatMar 1.
  • 54°F
  • 32°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SSW
  • Humidity: 36%
  • UV index: 3
  • Precip. probability: 0%
  • Precipitation: 0"
  • 6:27 am 5:43 pm MST
SunMar 2.
  • 54°F
  • 32°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph ESE
  • Humidity: 37%
  • UV index: 3
  • Precip. probability: 4%
  • Precipitation: 0"
  • 6:26 am 5:45 pm MST
MonMar 3.
  • 41°F
  • 23°F
Cloudy
Cloudy
  • Wind: 12mph N
  • Humidity: 57%
  • UV index: 2
  • Precip. probability: 24%
  • Precipitation: 0.31"
  • 6:24 am 5:46 pm MST
For the next ten days, primarily cloudy and occasionally sunny weather is predicted.
With a probability of 24%, rainfall is anticipated only on next Monday. Expected precipitation will be light at 0.31" (8mm).
Temperature variation will be noticeable in the upcoming period. The maximum temperature will range between 41°F (5°C) and 60.8°F (16°C), while the lowest nightly temperature fluctuation will be also considerable, as the minimum temperature will vary between 23°F (-5°C) and 39.2°F (4°C).
With the highest temperature of 60.8°F (16°C), Thursday will be the warmest day; with the highest temperature of 41°F (5°C), next Monday will be the coldest day.
Updated: Feb 22, 2025 @ 21:39:29 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Keystone, South Dakota, USA

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