Weather forecast for 10 days
Sidney, MT

Weather forecast for the weekend

Saturday, May 10.

Mostly Sunny
5:22 am

8:23 pm
MDT
Mostly Sunny
90°F / 55°F
  • Wind: 14mph S
  • Humidity: 28%
  • Precip. probability: 0%
  • Precipitation: 0"
  • UV index: 6
On Saturday, May 10, a crisp, sunny atmosphere is likely.
Temperature measurements will peak at a blazing 89.6°F, with a considerable drop to a low of a refreshing 55.4°F.
The predicted temperature of 89.6°F resembles June's typical high of 75.7°F more than May's.
Sunrise will be at 5:22 am and sunset at 8:23 pm; the daylight will last for 15h and 1min.

Sunday, May 11.

Partly Cloudy
5:21 am

8:24 pm
MDT
Partly Cloudy
93°F / 57°F
  • Wind: 16mph S
  • Humidity: 25%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 6
On Sunday, May 11, thin clouds will pass through at times, but overall, it will remain bright.
A notable disparity in temperature is forecasted, reaching up to a maximum of a humid 93.2°F and falling to a minimum of a mild 57.2°F.
Conditions will lean hotter, as the high of 93.2°F is more representative of June's climate.
Sunrise will be at 5:21 am and sunset at 8:24 pm; the daylight will last for 15h and 3min.

Frequently asked questions

What is the weather forecast for Sidney for Saturday?
On Saturday, a bright and mostly cloud-free sky is in store.
What will be the highest temperature on Saturday?
On Saturday, the maximum temperature will be 89.6°F, while the minimum temperature will be 55.4°F.
What is the weather forecast for Sidney for Sunday?
On Sunday, in Sidney, the sky will feature a blend of clouds and sunshine.
What will be the maximum temperature on Sunday?
On Sunday, the maximum temperature will be 93.2°F, while the minimum temperature will be 57.2°F.
What is the weather forecast for Sidney for the next ten days?
In Sidney, a combination of cloud-filled, mostly clear and rain-soaked weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rain is forecasted only for next Wednesday. With a probability of 31%, light precipitation of 0.2" is expected.
How hot will it be in the next ten days?
The maximum temperature will range between 62.6°F and 93.2°F, as the minimum temperature will range between 42.8°F and 57.2°F.
What will be the hottest and the coldest days?
Sunday will be the hottest day, with a maximum temperature of 93.2°F. The coldest day will be next Wednesday, with a maximum of 62.6°F.

Long-term weather forecast

MonMay 5.
  • 64°F
  • 43°F
Cloudy / Wind
Cloudy / Wind
  • Wind: 30mph N
  • Humidity: 51%
  • UV index: 2
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:30 am 8:16 pm MDT
TueMay 6.
  • 64°F
  • 43°F
Cloudy
Cloudy
  • Wind: 12mph NNE
  • Humidity: 42%
  • UV index: 4
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:28 am 8:17 pm MDT
WedMay 7.
  • 79°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 19mph SSE
  • Humidity: 38%
  • UV index: 6
  • Precip. probability: 3%
  • Precipitation: 0"
  • 5:27 am 8:19 pm MDT
ThuMay 8.
  • 86°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Wind: 17mph SW
  • Humidity: 30%
  • UV index: 6
  • Precip. probability: 13%
  • Precipitation: 0"
  • 5:25 am 8:20 pm MDT
FriMay 9.
  • 79°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph N
  • Humidity: 32%
  • UV index: 6
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:24 am 8:21 pm MDT
SatMay 10.
  • 90°F
  • 55°F
Mostly Sunny
Mostly Sunny
  • Wind: 14mph S
  • Humidity: 28%
  • UV index: 6
  • Precip. probability: 0%
  • Precipitation: 0"
  • 5:22 am 8:23 pm MDT
SunMay 11.
  • 93°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 16mph S
  • Humidity: 25%
  • UV index: 6
  • Precip. probability: 2%
  • Precipitation: 0"
  • 5:21 am 8:24 pm MDT
MonMay 12.
  • 86°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph W
  • Humidity: 32%
  • UV index: 6
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:20 am 8:25 pm MDT
TueMay 13.
  • 77°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph WNW
  • Humidity: 38%
  • UV index: 6
  • Precip. probability: 16%
  • Precipitation: 0"
  • 5:18 am 8:27 pm MDT
WedMay 14.
  • 63°F
  • 45°F
PM Showers
PM Showers
  • Wind: 17mph NW
  • Humidity: 57%
  • UV index: 6
  • Precip. probability: 31%
  • Precipitation: 0.2"
  • 5:17 am 8:28 pm MDT
Looking ahead, conditions suggest a period of dull, sun-filled and wet weather is anticipated.
With a probability of 31%, rainfall is forecasted only for next Wednesday. Forecasted precipitation will be light at 0.2".
Expect a substantial fluctuation in daytime highs in the upcoming period. The maximum temperature will vary between 62.6°F and 93.2°F, while the lowest nightly temperature differences will be also quite pronounced, as temperatures overnight will fluctuate from 42.8°F up to 57.2°F.
Expect the hottest day on Sunday, with temperatures peaking at 93.2°F; the lowest daytime temperature of the period will be reached on next Wednesday, peaking at 62.6°F.
Updated: May 5, 2025 @ 17:20:46 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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