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Kirby, MT Weather Forecast | 10 Days

Updated: Fri Nov 6th 2026 4:30 PM MST

Fri, 11-6

59°F
38°F

Sat, 11-7

62°F
42°F

Sun, 11-8

64°F
44°F

Mon, 11-9

59°F
44°F

Tue, 11-10

60°F
42°F

Wed, 11-11

61°F
42°F

Thu, 11-12

60°F
42°F

Fri, 11-13

59°F
42°F

Sat, 11-14

61°F
45°F

Sun, 11-15

57°F
42°F

Overcast

Kirby MT Weather Forecast for Fri 11-6

Overcast with a high of 59°F and a low of 38°F. There's a very small chance of rainfall, only about 5%. Winds will be light at 7mph and gusts of 15.2mph at 7 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 58% at 8 PM and 41% being its lowest at 6 PM. Barometric pressure is its highest of 30.04 at 8 PM, a lowest point of 30.01 at 6 PM with an avg 30.02.

HI: 59°F
LO: 38°F

Rain: 5%
Snow: 0%

Wind
6.3 mph
Humidity
49% avg.

UV Index
2.1
Air Quality
Good

Sunrise
06:54 AM
Sunset
04:48 PM

Moonrise
03:59 AM
Moonset
03:14 PM
Moon Phase
Waning Crescent

Hourly

Sunny

Kirby MT Weather Forecast for Sat 11-7

Sunny with a high of 62°F and a low of 42°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 10mph and gusts of 17mph at 2 PM. Humidity levels should be comfortable, sitting around 41% on average, the maximum being 58% at 8 PM and 28% being its lowest at 12 PM. Barometric pressure is its highest of 30.11 at 8 PM, a lowest point of 29.99 at 4 AM with an avg 30.04.

HI: 62°F
LO: 42°F

Rain: 3%
Snow: 0%

Wind
9.8 mph
Humidity
41% avg.

UV Index
2.3
Air Quality
Good

Sunrise
06:55 AM
Sunset
04:47 PM

Moonrise
05:16 AM
Moonset
03:36 PM
Moon Phase
New Moon

Hourly

Overcast

Kirby MT Weather Forecast for Sun 11-8

Overcast with a high of 64°F and a low of 44°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 7mph and gusts of 18.1mph at 1 AM. Humidity levels should be comfortable, sitting around 43% on average, the maximum being 57% at 5 AM and 31% being its lowest at 12 PM. Barometric pressure is its highest of 30.01 at 12 AM, a lowest point of 29.83 at 12 PM with an avg 29.91.

HI: 64°F
LO: 44°F

Rain: 8%
Snow: 0%

Wind
6.9 mph
Humidity
43% avg.

UV Index
2
Air Quality
Good

Sunrise
06:56 AM
Sunset
04:46 PM

Moonrise
06:33 AM
Moonset
04:03 PM
Moon Phase
New Moon

Hourly

Overcast

Kirby MT Weather Forecast for Mon 11-9

Overcast with a high of 59°F and a low of 44°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 10mph and gusts of 17.2mph at 10 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 65% at 8 AM and 35% being its lowest at 1 PM. Barometric pressure is its highest of 30.11 at 8 AM, a lowest point of 29.97 at 12 AM with an avg 30.05.

HI: 59°F
LO: 44°F

Rain: 8%
Snow: 0%

Wind
9.6 mph
Humidity
49% avg.

UV Index
5
Air Quality
Good

Sunrise
06:58 AM
Sunset
04:45 PM

Moonrise
07:50 AM
Moonset
04:35 PM
Moon Phase
New Moon

Hourly

Overcast

Kirby MT Weather Forecast for Tue 11-10

Overcast with a high of 60°F and a low of 42°F. There's a very small chance of rainfall, only about 6%. Winds will be light at 9mph and gusts of 19mph at 10 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 66% at 5 AM and 37% being its lowest at 1 PM. Barometric pressure is its highest of 30.14 at 11 PM, a lowest point of 30.03 at 4 AM with an avg 30.06.

HI: 60°F
LO: 42°F

Rain: 6%
Snow: 0%

Wind
8.7 mph
Humidity
49% avg.

UV Index
5
Air Quality
Good

Sunrise
06:59 AM
Sunset
04:43 PM

Moonrise
09:02 AM
Moonset
05:16 PM
Moon Phase
New Moon

Hourly

Partly Cloudy

Kirby MT Weather Forecast for Wed 11-11

Partly Cloudy with a high of 61°F and a low of 42°F. There's a very small chance of rainfall, only about 7%. Winds will be light at 6mph and gusts of 14.8mph at 12 AM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 63% at 2 AM and 36% being its lowest at 2 PM. Barometric pressure is its highest of 30.2 at 8 AM, a lowest point of 30.08 at 8 PM with an avg 30.13.

HI: 61°F
LO: 42°F

Rain: 7%
Snow: 0%

Wind
5.8 mph
Humidity
51% avg.

UV Index
4
Air Quality
TBA

Sunrise
07:01 AM
Sunset
04:42 PM

Moonrise
10:06 AM
Moonset
06:06 PM
Moon Phase
Waxing Crescent

Hourly

Sunny

Kirby MT Weather Forecast for Thu 11-12

Sunny with a high of 60°F and a low of 42°F. There's a very small chance of rainfall, only about 3%. Winds will be light at 6mph and gusts of 8.2mph at 11 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 57% at 2 AM and 35% being its lowest at 11 AM. Barometric pressure is its highest of 30.07 at 1 AM, a lowest point of 29.86 at 11 PM with an avg 29.98.

HI: 60°F
LO: 42°F

Rain: 3%
Snow: 0%

Wind
5.1 mph
Humidity
49% avg.

UV Index
5
Air Quality
TBA

Sunrise
07:02 AM
Sunset
04:41 PM

Moonrise
11:00 AM
Moonset
07:04 PM
Moon Phase
Waxing Crescent

Hourly

Partly Cloudy

Kirby MT Weather Forecast for Fri 11-13

Partly Cloudy with a high of 59°F and a low of 42°F. There's a very small chance of rainfall, only about 5%. Winds will be light at 6mph and gusts of 8.9mph at 11 PM. Humidity levels should be comfortable, sitting around 44% on average, the maximum being 56% at 5 AM and 30% being its lowest at 11 AM. Barometric pressure is its highest of 29.85 at 12 AM, a lowest point of 29.66 at 11 PM with an avg 29.75.

HI: 59°F
LO: 42°F

Rain: 5%
Snow: 0%

Wind
6 mph
Humidity
44% avg.

UV Index
4
Air Quality
TBA

Sunrise
07:03 AM
Sunset
04:40 PM

Moonrise
11:42 AM
Moonset
08:09 PM
Moon Phase
Waxing Crescent

Hourly

Partly Cloudy

Kirby MT Weather Forecast for Sat 11-14

Partly Cloudy with a high of 61°F and a low of 45°F. There's a very small chance of rainfall, only about 5%. Winds will be light at 8mph and gusts of 21.2mph at 5 PM. Humidity levels should be comfortable, sitting around 40% on average, the maximum being 53% at 11 PM and 29% being its lowest at 11 AM. Barometric pressure is its highest of 29.87 at 11 PM, a lowest point of 29.64 at 5 AM with an avg 29.72.

HI: 61°F
LO: 45°F

Rain: 5%
Snow: 0%

Wind
7.8 mph
Humidity
40% avg.

UV Index
5
Air Quality
TBA

Sunrise
07:05 AM
Sunset
04:39 PM

Moonrise
12:15 PM
Moonset
09:15 PM
Moon Phase
First Quarter

Hourly

Partly Cloudy

Kirby MT Weather Forecast for Sun 11-15

Partly Cloudy with a high of 57°F and a low of 42°F. There's a very small chance of rainfall, only about 6%. Winds will be light at 6mph and gusts of 13.9mph at 2 PM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 67% at 11 PM and 38% being its lowest at 11 AM. Barometric pressure is its highest of 29.92 at 5 AM, a lowest point of 29.75 at 11 PM with an avg 29.85.

HI: 57°F
LO: 42°F

Rain: 6%
Snow: 0%

Wind
5.1 mph
Humidity
53% avg.

UV Index
4
Air Quality
TBA

Sunrise
07:06 AM
Sunset
04:38 PM

Moonrise
12:41 PM
Moonset
10:21 PM
Moon Phase
First Quarter

Hourly

Currently

	55°F	29.99 inHg. Barometer 38% Humidity W 3.6 mph Wind
Overcast

Full Report

National Outlook

Heavy Rain for New England and South Texas, Pacific Northwest Braces for Strong Storm - 11-06 to 11-08

Fri Nov 6th 2026, 6:52am PST

Read

Weather Alerts for November 9th to November 13th

Extended Forecast
Fri Nov 6th 2026, 6:53am PST

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