Weather Sidney week

Weather forecast for Sidney for this and next week.

Monday, Jan 12

46 / 36°F

0.00 in

12 mph

32 °F	27 °F	5 am
45 °F	37 °F	11 am
45 °F	39 °F	5 pm
43 °F	36 °F	11 pm

sunrise 7:41 am
sunset 4:28 pm

HOURLY

From morning untill noon cloudy, later morning initially cloudy, later overcast. The highest temperature 46 °F. Total rainfall 0.01 in. At night cloudy. The lowest temperature 36 °F.

Interactive map weather Montana, USA

GPS: 47.7167; -104.1563

altitude: 1938 ft
local time:

PLACES IN THE AREA

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Weather forecast Sidney, Montana, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Monday 01/12/2026
5 AM 7 AM	cloudy	32 °F 27 °F	0.0 in	12 fps 8 mph west-southwest	30.1 in	66 %	23 °F	61 %	0%	0%	0%	61%
11 AM 1 PM	overcast	45 °F 39 °F	0.01 in	18 fps 12 mph west-southwest	29.9 in	48 %	27 °F	91 %	0%	2%	14%	89%
5 PM 7 PM	overcast	45 °F 39 °F	0.00 in	23 fps 16 mph west	29.8 in	64 %	32 °F	99 %	0%	0%	38%	99%
11 PM 1 AM	cloudy	43 °F 37 °F	0.0 in	25 fps 17 mph west-northwest	29.8 in	70 %	32 °F	84 %	0%	4%	76%	67%
Tuesday 01/13/2026
5 AM 7 AM	clear	39 °F 34 °F	0.0 in	23 fps 16 mph west-northwest	29.9 in	74 %	32 °F	3 %	0%	0%	3%	0%
11 AM 1 PM	overcast	43 °F 37 °F	0.00 in	21 fps 14 mph west-northwest	29.9 in	61 %	32 °F	90 %	0%	0%	89%	35%
5 PM 7 PM	cloudy	39 °F 32 °F	0.0 in	22 fps 15 mph northwest	30.0 in	65 %	30 °F	55 %	0%	50%	13%	5%
11 PM 1 AM	overcast	37 °F 32 °F	0.0 in	21 fps 14 mph northwest	30.2 in	70 %	30 °F	100 %	0%	100%	53%	0%

Sidney, Montana, USA - information

State: Montana, USA

GPS coordinates: 47.7167; -104.1563

Time zone: America / Denver time difference in hours with time in NY is -8 hours

Population: 6 828
Altitude: 1938 ft
The administrative part:

Montana, Helena
Richland County, Sidney

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Weather Sidney, Montana, USA. Weather forecast Sidney.

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Data source

Weather forecast for Sidney is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Sidney

data are always in the local time

Sun and light

Jan. 12, 2026

Sunrise:	Sunset:
7:41 am	4:28 pm
Noon:	Length of day:
12:05 pm	08:46
Start of civil twilight*:	End of civil twilight*:
7:06 am	5:04 pm
Start of nautical twilight*:	End of nautical twilight*:
6:28 am	5:41 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:51 am	6:18 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
01/12/2026 2:29 am	01/12/2026 11:34 am
Next new moon:	Next full moon:
01/18/2026	02/01/2026