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Hamilton MT Weather - Overcast - 51°F
Overcast
51°F
Updated 6:36 am
Feels Like 48°F
Humidity 93%
Wind S 9 mph
Barometer  29.94 in
Dew Point 50°F
Hamilton MT Weather - Overcast - 11°C
Overcast
11°C
Updated 6:36 am
Feels Like 9°C
Humidity 93%
Wind S 14 km/h
Barometer  101.3 kPa
Dew Point 10°C
Hamilton, MT Weather and Current Conditionshamilton mt weather forecast

Hamilton, MT Weather Forecast

Hamilton Montana WeatherHamilton, Montana Weather Weather Forecast
14 day API weather forecast for Hamilton, Montana. Note: The 7-day weather forecast for Hamilton, MT is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Hamilton, MT Weather Forecast Dated: 636 AM Mon Sep 07 2026
Expect a mild stretch with a mix of sun and clouds and occasional showers over the coming period. comfortable humidity and no major pressure swings will dominate.

Monday, September 7, 2026

Mid-Morning
Hamilton Weather - 2026-09-07 - Morning - Rain
50°F 10°C
Rain
Mid-Afternoon
Hamilton Weather - 2026-09-07 - Afternoon - Scattered Showers
45°F 7°C
Scattered Showers
Early-Evening
Hamilton Weather - 2026-09-07 - Evening - Scattered Showers
44°F 7°C
Scattered Showers
Brisk around 45°F 7°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure rising.

Tuesday, September 8, 2026

Mid-Morning
Hamilton Weather - 2026-09-08 - Morning - Sunny
48°F 9°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-08 - Afternoon - Sunny
57°F 14°C
Sunny
Early-Evening
Hamilton Weather - 2026-09-08 - Evening - Sunny
54°F 12°C
Sunny
Cool and brisk at 57°F 14°C, sunny throughout the day, with lower humidity and steady pressure.

Wednesday, September 9, 2026

Mid-Morning
Hamilton Weather - 2026-09-09 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-09 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Hamilton Weather - 2026-09-09 - Evening - Sunny
62°F 17°C
Sunny
Enjoyable around 70°F 21°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the SSW to the W at 8 mph 13 km/h.

Thursday, September 10, 2026

Mid-Morning
Hamilton Weather - 2026-09-10 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-10 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Hamilton Weather - 2026-09-10 - Evening - Sunny
64°F 18°C
Sunny
Mild temperatures up to 77°F 25°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds switching from the SSW to the WSW at 8 mph 13 km/h. Gusts up to 20 mph 33 km/h.

Friday, September 11, 2026

Mid-Morning
Hamilton Weather - 2026-09-11 - Morning - Sunny
58°F 14°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-11 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Hamilton Weather - 2026-09-11 - Evening - Nearby Thunderstorms
55°F 13°C
Nearby Thunderstorms
Mild with a high of 68°F 20°C, locally heavy thunderstorms at times, with steady humidity and steady pressure. Winds moving from the WSW to the N at 6 mph 9 km/h.

Saturday, September 12, 2026

Mid-Morning
Hamilton Weather - 2026-09-12 - Morning - Scattered Showers
39°F 4°C
Scattered Showers
Mid-Afternoon
Hamilton Weather - 2026-09-12 - Afternoon - Sunny
60°F 15°C
Sunny
Early-Evening
Hamilton Weather - 2026-09-12 - Evening - Sunny
54°F 12°C
Sunny
Mildly cool near 60°F 15°C, locally heavy downpours at times, with lower humidity and barometric pressure falling.

Sunday, September 13, 2026

Mid-Morning
Hamilton Weather - 2026-09-13 - Morning - Sunny
48°F 9°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-13 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Hamilton Weather - 2026-09-13 - Evening - Sunny
61°F 17°C
Sunny
Comfortable with temperatures reaching 71°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Monday, September 14, 2026

Mid-Morning
Hamilton Weather - 2026-09-14 - Morning - Sunny
56°F 14°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-14 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Hamilton Weather - 2026-09-14 - Evening - Sunny
69°F 21°C
Sunny
Enjoyable around 79°F 26°C, sunny throughout the day, with steady humidity and barometric pressure falling.

Tuesday, September 15, 2026

Mid-Morning
Hamilton Weather - 2026-09-15 - Morning - Sunny
60°F 16°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-15 - Afternoon - Sunny
80°F 26°C
Sunny
Early-Evening
Hamilton Weather - 2026-09-15 - Evening - Partly Cloudy
68°F 20°C
Partly Cloudy
Warm temperatures up to 80°F 26°C, sunny through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds swinging from the S to the WNW at 7 mph 10 km/h.

Wednesday, September 16, 2026

Mid-Morning
Hamilton Weather - 2026-09-16 - Morning - Overcast
57°F 14°C
Overcast
Mid-Afternoon
Hamilton Weather - 2026-09-16 - Afternoon - Overcast
75°F 24°C
Overcast
Early-Evening
Hamilton Weather - 2026-09-16 - Evening - Overcast
66°F 19°C
Overcast
Mild with a high of 75°F 24°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling.

Thursday, September 17, 2026

Mid-Morning
Hamilton Weather - 2026-09-17 - Morning - Overcast
58°F 14°C
Overcast
Mid-Afternoon
Hamilton Weather - 2026-09-17 - Afternoon - Sunny
74°F 23°C
Sunny
Early-Evening
Hamilton Weather - 2026-09-17 - Evening - Sunny
62°F 17°C
Sunny
Pleasant near 74°F 23°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds shifting from the SSW to the W at 8 mph 13 km/h.

Friday, September 18, 2026

Mid-Morning
Hamilton Weather - 2026-09-18 - Morning - Overcast
52°F 11°C
Overcast
Mid-Afternoon
Hamilton Weather - 2026-09-18 - Afternoon - Overcast
68°F 20°C
Overcast
Early-Evening
Hamilton Weather - 2026-09-18 - Evening - Overcast
57°F 14°C
Overcast
Comfortable with temperatures reaching 68°F 20°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.

Saturday, September 19, 2026

Mid-Morning
Hamilton Weather - 2026-09-19 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Hamilton Weather - 2026-09-19 - Afternoon - Overcast
64°F 18°C
Overcast
Early-Evening
Hamilton Weather - 2026-09-19 - Evening - Cloudy
58°F 14°C
Cloudy
Refreshing around 64°F 18°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling.

Sunday, September 20, 2026

Mid-Morning
Hamilton Weather - 2026-09-20 - Morning - Overcast
55°F 13°C
Overcast
Mid-Afternoon
Hamilton Weather - 2026-09-20 - Afternoon - Overcast
83°F 28°C
Overcast
Early-Evening
Hamilton Weather - 2026-09-20 - Evening - Overcast
71°F 22°C
Overcast
Warm temperatures up to 83°F 28°C, overcast throughout the day, with steady humidity and barometric pressure falling.

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Weather by the Numbers

Mon, 7th
Hamilton MT Weather - Monday, Sep 7, 2026 - Patchy Rain Nearby
Hi: 54°F 12°C
Lo: 43°F 6°C
Sunrise 07:05 AM
Sunset 08:03 PM
Wind W 5 mph9 km/h
Dew Point 41°F5°C
uv Index 2
Barometric Pressure 29.94 in1014 mb
POP 31% *
Humidity 77%
Tue, 8th
Hamilton MT Weather - Tuesday, Sep 8, 2026 - Overcast
Hi: 61°F 16°C
Lo: 40°F 4°C
Sunrise 07:06 AM
Sunset 08:01 PM
Wind W 8 mph13 km/h
Dew Point 34°F1°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 10% *
Humidity 41%
Wed, 9th
Hamilton MT Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 71°F 22°C
Lo: 43°F 6°C
Sunrise 07:07 AM
Sunset 07:59 PM
Wind WSW 4 mph6 km/h
Dew Point 29°F-2°C
uv Index 5
Barometric Pressure 30.18 in1022 mb
POP 0% *
Humidity 24%
Thu, 10th
Hamilton MT Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 77°F 25°C
Lo: 50°F 10°C
Sunrise 07:09 AM
Sunset 07:58 PM
Wind SW 6 mph10 km/h
Dew Point 27°F-3°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 0% *
Humidity 17%
Fri, 11th
Hamilton MT Weather - Friday, Sep 11, 2026 - Sunny
Hi: 68°F 20°C
Lo: 46°F 8°C
Sunrise 07:10 AM
Sunset 07:56 PM
Wind WNW 7 mph11 km/h
Dew Point 35°F2°C
uv Index 5
Barometric Pressure 29.77 in1008 mb
POP 1% *
Humidity 34%
Sat, 12th
Hamilton MT Weather - Saturday, Sep 12, 2026 - Overcast
Hi: 61°F 16°C
Lo: 38°F 4°C
Sunrise 07:11 AM
Sunset 07:54 PM
Wind S 2 mph3 km/h
Dew Point 38°F3°C
uv Index 2
Barometric Pressure 30.09 in1019 mb
POP 18% *
Humidity 68%
Sun, 13th
Hamilton MT Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 71°F 22°C
Lo: 40°F 5°C
Sunrise 07:13 AM
Sunset 07:52 PM
Wind SE 4 mph6 km/h
Dew Point 25°F-4°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 0% *
Humidity 24%
Mon, 14th
Hamilton MT Weather - Monday, Sep 14, 2026 - Sunny
Hi: 79°F 26°C
Lo: 47°F 9°C
Sunrise 07:14 AM
Sunset 07:50 PM
Wind SSE 5 mph8 km/h
Dew Point 29°F-2°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 0% *
Humidity 20%
Tue, 15th
Hamilton MT Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 80°F 26°C
Lo: 52°F 11°C
Sunrise 07:15 AM
Sunset 07:48 PM
Wind SE 4 mph6 km/h
Dew Point 32°F0°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 22%
Wed, 16th
Hamilton MT Weather - Wednesday, Sep 16, 2026 - Overcast
Hi: 75°F 24°C
Lo: 51°F 11°C
Sunrise 07:16 AM
Sunset 07:46 PM
Wind E 3 mph5 km/h
Dew Point 34°F1°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 9% *
Humidity 28%
Thu, 17th
Hamilton MT Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 74°F 23°C
Lo: 50°F 10°C
Sunrise 07:18 AM
Sunset 07:44 PM
Wind S 5 mph8 km/h
Dew Point 34°F1°C
uv Index 6
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 25%
Fri, 18th
Hamilton MT Weather - Friday, Sep 18, 2026 - Overcast
Hi: 68°F 20°C
Lo: 45°F 7°C
Sunrise 07:19 AM
Sunset 07:42 PM
Wind ESE 2 mph3 km/h
Dew Point 27°F-3°C
uv Index 4
Barometric Pressure 30 in1016 mb
POP 9% *
Humidity 26%
Sat, 19th
Hamilton MT Weather - Saturday, Sep 19, 2026 - Partly Cloudy
Hi: 65°F 18°C
Lo: 40°F 4°C
Sunrise 07:20 AM
Sunset 07:40 PM
Wind ENE 4 mph7 km/h
Dew Point 23°F-5°C
uv Index 4
Barometric Pressure 30.12 in1020 mb
POP 4% *
Humidity 27%
Sun, 20th
Hamilton MT Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 83°F 28°C
Lo: 47°F 8°C
Sunrise 07:21 AM
Sunset 07:38 PM
Wind SE 4 mph7 km/h
Dew Point 28°F-2°C
uv Index 5
Barometric Pressure 29.85 in1011 mb
POP 9% *
Humidity 20%
* POP = Probability of Precipitation. Data for 12:00 PM.