Weather Boulder today

PLACES IN THE AREA

61 °F	59 °F	8 pm
59 °F	57 °F	9 pm
57 °F	55 °F	10 pm
54 °F	52 °F	11 pm

sunrise 6:54 am
sunset 7:58 pm

HOURLY

Weather forecast Boulder Sept. 5, 2025

Afternoon in the afternoon clear. The highest temperature 72 °F. At night the lowest temperature 46 °F.

Interactive map weather Montana, USA

GPS: 46.2366; -112.1208

altitude: 4908 ft
local time:

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Weather forecast Boulder, Montana, USA extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Today, Friday 09/05/2025
3 PM 5 PM	clear	70 °F 66 °F	0.0 in	10 fps 6 mph southeast	29.9 in	37 %	41 °F	0 %	0%	0%	0%	0%
4 PM 6 PM	clear	70 °F 66 °F	0.0 in	9 fps 6 mph east-southeast	29.9 in	36 %	41 °F	0 %	0%	0%	0%	0%
5 PM 7 PM	clear	72 °F 70 °F	0.0 in	9 fps 6 mph east-southeast	29.9 in	36 %	41 °F	0 %	0%	0%	0%	0%
6 PM 8 PM	clear	70 °F 66 °F	0.0 in	8 fps 5 mph southeast	29.9 in	36 %	41 °F	0 %	0%	0%	0%	0%
7 PM 9 PM	clear	66 °F 64 °F	0.0 in	6 fps 4 mph southeast	29.9 in	47 %	45 °F	0 %	0%	0%	0%	0%
8 PM 10 PM	clear	61 °F 59 °F	0.0 in	4 fps 2 mph east-southeast	29.9 in	54 %	43 °F	0 %	0%	0%	0%	0%
9 PM 11 PM	clear	59 °F 57 °F	0.0 in	1 fps 1 mph south	29.9 in	57 %	43 °F	0 %	0%	0%	0%	0%
10 PM 12 AM	clear	57 °F 55 °F	0.0 in	3 fps 2 mph west-southwest	30.0 in	60 %	43 °F	3 %	0%	0%	0%	3%
11 PM 1 AM	partly cloudy	54 °F 52 °F	0.0 in	4 fps 2 mph west	30.0 in	67 %	43 °F	23 %	0%	0%	0%	23%
Tomorrow, Saturday 09/06/2025
12 AM 2 AM	clear	52 °F 50 °F	0.0 in	3 fps 2 mph west	30.0 in	74 %	43 °F	9 %	0%	0%	0%	9%
1 AM 3 AM	clear	50 °F 48 °F	0.0 in	3 fps 2 mph west	30.0 in	78 %	43 °F	3 %	0%	0%	0%	3%
2 AM 4 AM	clear	48 °F 46 °F	0.0 in	4 fps 3 mph west-southwest	30.0 in	80 %	41 °F	0 %	0%	0%	0%	0%
3 AM 5 AM	clear	48 °F 46 °F	0.0 in	5 fps 3 mph west-southwest	30.0 in	79 %	41 °F	0 %	0%	0%	0%	0%
4 AM 6 AM	clear	46 °F 43 °F	0.0 in	5 fps 3 mph west-southwest	30.0 in	78 %	39 °F	0 %	0%	0%	0%	0%
5 AM 7 AM	clear	46 °F 43 °F	0.0 in	5 fps 4 mph west-southwest	30.0 in	76 %	39 °F	0 %	0%	0%	0%	0%
6 AM 8 AM	clear	46 °F 43 °F	0.0 in	5 fps 4 mph west	30.0 in	75 %	37 °F	0 %	0%	0%	0%	0%
7 AM 9 AM	clear	46 °F 43 °F	0.0 in	5 fps 4 mph west	30.0 in	76 %	37 °F	0 %	0%	0%	0%	0%
8 AM 10 AM	clear	50 °F 46 °F	0.0 in	6 fps 4 mph west	30.0 in	69 %	39 °F	0 %	0%	0%	0%	0%
9 AM 11 AM	cloudy	59 °F 57 °F	0.0 in	5 fps 3 mph northeast	30.0 in	56 %	43 °F	56 %	0%	0%	0%	56%
10 AM 12 PM	cloudy	66 °F 64 °F	0.0 in	5 fps 3 mph east-southeast	30.0 in	40 %	41 °F	85 %	0%	0%	0%	85%
11 AM 1 PM	cloudy	72 °F 68 °F	0.0 in	7 fps 5 mph east-southeast	29.9 in	33 %	39 °F	81 %	0%	0%	0%	81%
12 PM 2 PM	cloudy	75 °F 72 °F	0.0 in	9 fps 6 mph east-southeast	29.9 in	29 %	39 °F	75 %	0%	0%	0%	75%
1 PM 3 PM	cloudy	77 °F 73 °F	0.0 in	10 fps 7 mph east-southeast	29.9 in	27 %	39 °F	96 %	0%	0%	0%	96%
2 PM 4 PM	cloudy	79 °F 75 °F	0.0 in	11 fps 7 mph east-southeast	29.9 in	25 %	41 °F	100 %	0%	0%	0%	100%
3 PM 5 PM	cloudy	81 °F 77 °F	0.0 in	10 fps 7 mph east-southeast	29.9 in	25 %	41 °F	96 %	0%	0%	3%	96%
4 PM 6 PM	partly cloudy	81 °F 77 °F	0.0 in	10 fps 6 mph east-southeast	29.9 in	24 %	39 °F	14 %	0%	0%	12%	2%
5 PM 7 PM	partly cloudy	79 °F 75 °F	0.0 in	11 fps 7 mph east-southeast	29.9 in	25 %	39 °F	32 %	0%	0%	11%	24%
6 PM 8 PM	overcast	77 °F 73 °F	0.0 in	10 fps 7 mph southeast	29.9 in	26 %	39 °F	94 %	0%	0%	17%	93%
7 PM 9 PM	overcast	73 °F 72 °F	0.0 in	7 fps 5 mph southeast	29.9 in	34 %	43 °F	100 %	0%	0%	13%	100%
8 PM 10 PM	cloudy	66 °F 64 °F	0.0 in	4 fps 2 mph south-southeast	29.9 in	42 %	43 °F	100 %	0%	0%	3%	100%
9 PM 11 PM	cloudy	64 °F 63 °F	0.0 in	3 fps 2 mph west-southwest	29.9 in	44 %	41 °F	100 %	0%	0%	1%	100%
10 PM 12 AM	cloudy	61 °F 59 °F	0.0 in	6 fps 4 mph west	29.9 in	50 %	41 °F	100 %	0%	0%	4%	100%
11 PM 1 AM	cloudy	59 °F 57 °F	0.0 in	7 fps 5 mph west	29.9 in	54 %	41 °F	96 %	0%	0%	0%	96%

Boulder, Montana, USA - information

State: Montana, USA

GPS coordinates: 46.2366; -112.1208

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

Population: 1 207
Altitude: 4908 ft
The administrative part:

Montana, Helena
Jefferson County, Boulder

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Weather Boulder, Montana, USA. Weather forecast Boulder.

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Data source

Weather forecast for Boulder 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 Boulder

data are always in the local time

Sun and light

Sept. 5, 2025

Sunrise:	Sunset:
6:54 am	7:58 pm
Noon:	Length of day:
1:27 pm	13:04
Start of civil twilight*:	End of civil twilight*:
6:22 am	8:30 pm
Start of nautical twilight*:	End of nautical twilight*:
5:46 am	9:05 pm
Start of astronomical twilight*:	End of astronomical twilight*:
5:07 am	9:44 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
09/04/2025 6:54 pm	09/05/2025 4:06 am
Next new moon:	Next full moon:
09/21/2025	09/07/2025