Weather forecast for 10 days
Westby, MT

Weather forecast for the weekend

Saturday, May 10.

Partly Cloudy
6:18 am

9:26 pm
CDT
Partly Cloudy
90°F / 57°F
  • Wind: 16mph SSW
  • Humidity: 29%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 6
On Saturday, in Westby, a partly cloudy sky is anticipated.
Significant temperature variations are expected, soaring to a maximum of a hot 89.6°F and descending to a minimum of a mild 57.2°F.
The projected high resembles June more than May, matching 74.1°F rather than 64.2°F.
Sunrise will be at 6:18 am and sunset at 9:26 pm; the daylight will last for 15h and 8min.

Sunday, May 11.

Mostly Cloudy
6:17 am

9:28 pm
CDT
Mostly Cloudy
88°F / 55°F
  • Wind: 13mph ESE
  • Humidity: 29%
  • Precip. probability: 1%
  • Precipitation: 0"
  • UV index: 5
On Sunday, May 11, the weather will feel mostly overcast.
Substantial temperature variations are forecasted, soaring to a maximum of a blazing 87.8°F and descending to a minimum of a mild 55.4°F.
It will be hotter, and the temperature will align more closely with June's average high of 74.1°F than May's.
Sunrise will be at 6:17 am and sunset at 9:28 pm; the daylight will last for 15h and 11min.

Frequently asked questions

What is the weather forecast for Westby for Saturday?
On Saturday, a partly cloudy sky is anticipated.
What will be the maximum temperature on Saturday?
On Saturday, the maximum temperature will be 89.6°F, while the minimum temperature will be 57.2°F.
What is the weather forecast for Westby for Sunday?
On Sunday, in Westby, the sky will be mainly overcast.
What will be the highest temperature on Sunday in Westby?
On Sunday, the maximum temperature will be 87.8°F, while the minimum temperature will be 55.4°F.
What is the weather forecast for Westby for the next ten days?
In Westby, predominantly cloudy and occasionally clear weather is anticipated for the next ten days.
Will it rain in the next ten days?
Rain is forecasted only for next Thursday. With a probability of 24%, minimal precipitation of 0.08" is expected.
How hot will it be in the next ten days?
The maximum temperature will vary between 55.4°F and 89.6°F, as the minimum temperature will vary between 41°F and 57.2°F.
What will be the hottest and the coldest days?
The hottest day will be Saturday, with a maximum of 89.6°F. With a maximum temperature of 55.4°F, next Wednesday will be the coldest day.

Long-term weather forecast

WedMay 7.
  • 75°F
  • 52°F
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Wind: 21mph SSE
  • Humidity: 36%
  • UV index: 6
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:23 am 9:22 pm CDT
ThuMay 8.
  • 84°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 19mph SW
  • Humidity: 31%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:21 am 9:23 pm CDT
FriMay 9.
  • 73°F
  • 52°F
Mostly Sunny
Mostly Sunny
  • Wind: 12mph ENE
  • Humidity: 34%
  • UV index: 6
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:19 am 9:25 pm CDT
SatMay 10.
  • 90°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph SSW
  • Humidity: 29%
  • UV index: 6
  • Precip. probability: 2%
  • Precipitation: 0"
  • 6:18 am 9:26 pm CDT
SunMay 11.
  • 88°F
  • 55°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 13mph ESE
  • Humidity: 29%
  • UV index: 5
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:17 am 9:28 pm CDT
MonMay 12.
  • 81°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph NE
  • Humidity: 41%
  • UV index: 6
  • Precip. probability: 17%
  • Precipitation: 0"
  • 6:15 am 9:29 pm CDT
TueMay 13.
  • 73°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph NNW
  • Humidity: 43%
  • UV index: 6
  • Precip. probability: 6%
  • Precipitation: 0"
  • 6:14 am 9:30 pm CDT
WedMay 14.
  • 55°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 19mph NNW
  • Humidity: 61%
  • UV index: 5
  • Precip. probability: 24%
  • Precipitation: 0"
  • 6:12 am 9:32 pm CDT
ThuMay 15.
  • 61°F
  • 41°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 19mph NNW
  • Humidity: 53%
  • UV index: 5
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • 6:11 am 9:33 pm CDT
FriMay 16.
  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph NW
  • Humidity: 50%
  • UV index: 6
  • Precip. probability: 21%
  • Precipitation: 0"
  • 6:10 am 9:34 pm CDT
Over the next ten days, conditions will reflect that primarily dull and occasionally mostly clear weather is forecasted.
With a 24% probability, rainfall is expected only on next Thursday. Expected precipitation will be minimal at 0.08".
Substantial differences in temperature are forecasted over the next several days. Maximum temperatures are forecasted between 55.4°F and 89.6°F, while there will be also a marked difference in overnight low temperatures, as the minimum temperature is expected to range between 41°F and 57.2°F.
The hottest day will be Saturday, with a maximum of 89.6°F; next Wednesday will be the coldest day, with the highest temperature of 55.4°F.
Updated: May 7, 2025 @ 05:13:09 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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