Hamilton weather live forecast

Today's maximum temperature in Hamilton is expected to be 9°C. Select a day from the live weather forecast for Hamilton, Montana, USA for more weather parameters.

Monday
9th Mar
9

-1

8

2
Tuesday
10th Mar
4

-4

7

2
Wednesday
11th Mar
9

-5

3

3
Thursday
12th Mar
9

5

1

1
Friday
13th Mar
10

6

4

1

5-day weather forecast updated at 04:03 on Monday 9th March 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 Monday 9th March 2026

Expect sunshine and showers in Hamilton, Montana with a maximum temperature of 9°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a moderate breeze of 20 kph from the west.

9
°C maximum temperature
-1
°C minimum temperature
sunshine and showers
8
hours of sunshine
2
UV index (Low)
32
% chance of some rain
<2
mm of rainfall expected
6
°C wind chill
20
kph wind from W

Hamilton weather for Tuesday 10th March 2026

Expect scattered clouds in Hamilton, Montana with a maximum temperature of 4°C, maximum UV of 2 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

4
°C maximum temperature
-4
°C minimum temperature
scattered clouds
7
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
°C wind chill
16
kph wind from W

Hamilton weather for Wednesday 11th March 2026

Expect mostly cloudy with light rain in Hamilton, Montana with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 97% chance of some rain and a moderate breeze of 20 kph from the south.

9
°C maximum temperature
-5
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
97
% chance of some rain
<2
mm of rainfall expected
6
°C wind chill
20
kph wind from S

Hamilton weather for Thursday 12th March 2026

Expect mostly cloudy with rain in Hamilton, Montana with a maximum temperature of 9°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 24 kph from the south-west.

9
°C maximum temperature
5
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
99
% chance of some rain
<30
mm of rainfall expected
6
°C wind chill
24
kph wind from SW

Hamilton weather for Friday 13th March 2026

Expect mostly cloudy with rain in Hamilton, Montana with a maximum temperature of 10°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 90% chance of some rain and a gentle breeze of 16 kph from the south-west.