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Severe weather to focus on the central US this week. Click for the forecast. Chevron right

Sidney, MT

46°F
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Sidney

Montana

46°
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Sidney, MT Weather
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Chevron right

12 AM

44°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 17%
Chevron down
Partly cloudy

WindESE 4 mph

Air QualityExcellent

Wind Gusts5 mph

Humidity95%

Indoor Humidity40% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover48%

Visibility10 mi

Cloud Ceiling30000 ft

1 AM

42°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 18%
Chevron down
Intermittent clouds

WindENE 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity95%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling4400 ft

2 AM

41°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Mostly cloudy

WindNNE 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity96%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling5700 ft

3 AM

40°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindNNW 5 mph

Air QualityExcellent

Wind Gusts6 mph

Humidity96%

Indoor Humidity35% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling7100 ft

4 AM

39°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindNW 5 mph

Air QualityExcellent

Wind Gusts6 mph

Humidity95%

Indoor Humidity33% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling5900 ft

5 AM

39°
RealFeel® 38°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindW 5 mph

Air QualityExcellent

Wind Gusts6 mph

Humidity95%

Indoor Humidity32% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling4800 ft

6 AM

38°
RealFeel® 36°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 20%
Chevron down
Cloudy

WindWSW 5 mph

Air QualityExcellent

Wind Gusts6 mph

Humidity95%

Indoor Humidity32% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3700 ft

7 AM

37°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 13%
Chevron down
Cloudy

RealFeel Shade™35°

WindWSW 6 mph

Air QualityExcellent

Max UV Index0.2 (Low)

Wind Gusts7 mph

Humidity100%

Indoor Humidity32% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling3700 ft

8 AM

40°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

RealFeel Shade™37°

WindWSW 7 mph

Air QualityExcellent

Max UV Index0.4 (Low)

Wind Gusts8 mph

Humidity95%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling3700 ft

9 AM

45°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

RealFeel Shade™42°

WindWSW 8 mph

Air QualityExcellent

Max UV Index0.7 (Low)

Wind Gusts9 mph

Humidity82%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling3700 ft

10 AM

50°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™45°

WindWSW 9 mph

Air QualityExcellent

Max UV Index1.7 (Low)

Wind Gusts10 mph

Humidity71%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling12400 ft

11 AM

55°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™51°

WindWSW 10 mph

Air QualityExcellent

Max UV Index2.9 (Moderate)

Wind Gusts13 mph

Humidity60%

Indoor Humidity38% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling21200 ft

12 PM

59°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™54°

WindWSW 12 mph

Air QualityExcellent

Max UV Index4.0 (Moderate)

Wind Gusts15 mph

Humidity53%

Indoor Humidity38% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

62°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™57°

WindWSW 12 mph

Air QualityExcellent

Max UV Index4.0 (Moderate)

Wind Gusts16 mph

Humidity45%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling24900 ft

2 PM

64°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™59°

WindWSW 15 mph

Air QualityExcellent

Max UV Index3.3 (Moderate)

Wind Gusts22 mph

Humidity40%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling19800 ft

3 PM

65°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™62°

WindWSW 15 mph

Air QualityExcellent

Max UV Index2.5 (Moderate)

Wind Gusts22 mph

Humidity36%

Indoor Humidity33% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling14700 ft

4 PM

66°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™63°

WindW 15 mph

Air QualityExcellent

Max UV Index2.2 (Low)

Wind Gusts24 mph

Humidity33%

Indoor Humidity32% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling19800 ft

5 PM

67°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™64°

WindW 15 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts24 mph

Humidity31%

Indoor Humidity30% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

65°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™61°

WindW 14 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts23 mph

Humidity33%

Indoor Humidity30% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

63°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™59°

WindW 13 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts20 mph

Humidity35%

Indoor Humidity43% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

58°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindW 8 mph

Air QualityExcellent

Wind Gusts10 mph

Humidity41%

Indoor Humidity43% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

54°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWSW 6 mph

Air QualityExcellent

Wind Gusts7 mph

Humidity48%

Indoor Humidity43% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

52°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSW 7 mph

Air QualityExcellent

Wind Gusts8 mph

Humidity53%

Indoor Humidity30% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

49°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSSW 7 mph

Air QualityExcellent

Wind Gusts8 mph

Humidity59%

Indoor Humidity30% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Sidney

AccuWeather's hourly forecast for Sidney provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 44° with a RealFeel® of 45°, partly cloudy with a 17% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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