Boulder, MT Hourly Weather Forecast

Sat, Oct 10, 2026

Tomorrow

Sun 10/11

High 48°f25°f

Cloudy early with periods of light rain and snow later in the day. Turning cooler. Morning high of 48F with temps falling to near 35. Winds N at 10 to 20 mph. Chance of rain 80%.

Tomorrow night

Sun 10/11

Low 25°f

75% Precip. / 2.2 in

Watching a potential winter storm. Cloudy with snow. Low near 25F. Winds N at 10 to 20 mph. Chance of snow 80%. 1 to 3 inches of snow expected.

Sunrise 7:38 AM

Sunset 6:50 PM

Moonrise 7:48 AM

Moonset 6:31 PM

New, 0% visible

Hourly Forecast

12AM

52°

1AM

50°

2AM

49°

3AM

48°

4AM

47°

5AM

46°

6AM

45°

7AM

45°

7:39AM

Sunrise

8AM

44°

9AM

46°

10AM

47°

11AM

48°

12PM

47°

1PM

46%

45°

2PM

57%

43°

3PM

62%

42°

4PM

71%

41°

5PM

84%

38°

6PM

79%

36°

6:50PM

Sunset

7PM

64%

35°

8PM

48%

33°

9PM

60%

33°

10PM

70%

32°

11PM

63%

31°

Time	Conditions	Temp.	Feels Like	Precip	Amount	Cloud Cover	Dew Point	Humidity	Wind	Pressure
12:00 am	Mostly Cloudy	52°F	51°F	0%	0in	61%	28°F	40%	5 mph WNW	29.51in
1:00 am	Mostly Cloudy	50°F	49°F	0%	0in	78%	28°F	42%	4 mph NW	29.51in
2:00 am	Cloudy	49°F	48°F	0%	0in	84%	29°F	46%	4 mph NW	29.54in
3:00 am	Cloudy	48°F	47°F	0%	0in	87%	30°F	50%	4 mph NW	29.55in
4:00 am	Cloudy	47°F	46°F	1%	0in	88%	31°F	53%	4 mph NW	29.55in
5:00 am	Cloudy	46°F	45°F	1%	0in	88%	32°F	58%	4 mph NW	29.56in
6:00 am	Cloudy	45°F	44°F	3%	0in	92%	33°F	61%	3 mph NW	29.58in
7:00 am	Cloudy	45°F	44°F	7%	0in	92%	34°F	63%	4 mph NW	29.59in
8:00 am	Cloudy	44°F	42°F	4%	0in	87%	35°F	68%	4 mph NNW	29.61in
9:00 am	Cloudy	46°F	43°F	5%	0in	85%	36°F	68%	6 mph N	29.61in
10:00 am	Cloudy	47°F	44°F	4%	0in	92%	37°F	68%	6 mph N	29.63in
11:00 am	Cloudy	48°F	45°F	24%	0in	86%	38°F	69%	6 mph N	29.63in
12:00 pm	Cloudy	47°F	42°F	24%	0in	91%	38°F	72%	10 mph N	29.65in
1:00 pm	Showers	45°F	40°F	46%	0.01in	92%	38°F	74%	11 mph N	29.68in
2:00 pm	Showers	43°F	37°F	57%	0.02in	96%	37°F	80%	12 mph N	29.73in
3:00 pm	Rain	42°F	35°F	62%	0.03in	100%	36°F	78%	13 mph N	29.75in
4:00 pm	Rain	41°F	33°F	71%	0.06in	100%	34°F	76%	14 mph N	29.8in
5:00 pm	Snow	38°F	29°F	84%	0.04in	100%	32°F	79%	14 mph N	29.84in
6:00 pm	Snow	36°F	26°F	79%	0.02in	100%	29°F	77%	15 mph N	29.89in
7:00 pm	Snow	35°F	25°F	64%	0.02in	100%	28°F	78%	14 mph NNW	29.92in
8:00 pm	Snow Showers	33°F	24°F	48%	0.01in	99%	28°F	81%	13 mph NNW	29.95in
9:00 pm	Light Snow	33°F	23°F	60%	0.01in	100%	28°F	81%	14 mph NNW	29.97in
10:00 pm	Snow	32°F	21°F	70%	0.02in	100%	27°F	84%	15 mph NNW	29.98in
11:00 pm	Light Snow	31°F	21°F	63%	0.02in	98%	27°F	85%	13 mph N	29.99in

Additional Conditions

Pressure 29.6 in
Visibility 10 miles
Clouds Clear
Dew Point29°F
Humidity 27%
Rainfall 0 in
Snow Depth 0 in

KBTM Station History

Almanac for October 9, 2026

Forecast Average Record
Temperature
High 78°F 61°F 79°F 1980
Low 43°F 30°F -5°F 1985
Rain/Snow Depth
Precipitation 0 in - in -
Snow 0 in - in -

Almanac for October 10, 2026

Forecast Average Record
Temperature
High 51°F 61°F 82°F
Low 29°F 30°F 7°F

Astronomy

Sun Rise Set
Actual Time 7:37 AM 6:52 PM
Civil Twilight 7:07 AM 7:22 PM
Nautical Twilight 6:32 AM 7:57PM
Astronomical Twilight 5:57 AM 8:32 PM

Length of Visible Light 12h 15m
Length of Day 11h 15m
Tomorrow will be 3 minutes 13 seconds shorter

Moon 6:35 AM 6:13 PM
Waning Crescent1% of the Moon is Illuminated

Oct 10

New Moon

Oct 18

Waxing Half First Qtr

Oct 25

Full Moon

Nov 1

Waning Half Last Qtr

Nearby Weather Stations

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