Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 6°C. Select a day from the live weather forecast for Hamilton, Montana, USA for more weather parameters.

Thursday
29th Jan
6

-1

2

1
Friday
30th Jan
7

-1

0

1
Saturday
31st Jan
9

1

7

2
Sunday
1st Feb
10

-1

3

2
Monday
2nd Feb
7

-3

4

2

5-day weather forecast updated at 04:03 on Thursday 29th January 2026 GMT

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The 5-day weather forecast for Montana (Hamilton) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Hamilton weather forecast by day

Below are the detailed weather forecasts for Hamilton for the next 5 days.

Hamilton weather for Thursday 29th January 2026

Expect broken clouds in Hamilton, Montana with a maximum temperature of 6°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

6
°C maximum temperature
-1
°C minimum temperature
broken clouds
2
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
11
kph wind from S

Hamilton weather for Friday 30th January 2026

Expect broken clouds in Hamilton, Montana with a maximum temperature of 7°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

7
°C maximum temperature
-1
°C minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
13
kph wind from S

Hamilton weather for Saturday 31st January 2026

Expect broken clouds in Hamilton, Montana with a maximum temperature of 9°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south.

9
°C maximum temperature
1
°C minimum temperature
broken clouds
7
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
8
°C wind chill
12
kph wind from S

Hamilton weather for Sunday 1st February 2026

Expect mostly cloudy with light rain in Hamilton, Montana with a maximum temperature of 10°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a light breeze of 8 kph from the south.

10
°C maximum temperature
-1
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
2
UV index (Low)
25
% chance of some rain
<2
mm of rainfall expected
9
°C wind chill
8
kph wind from S

Hamilton weather for Monday 2nd February 2026

Expect cloudy with sleet or snow in Hamilton, Montana with a maximum temperature of 7°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 29% chance of some sleet or snow and a light breeze of 11 kph from the south.