Weather forecast for todayHamilton, MT

Weather forecast for today

Current condition 1:53 am MDT

  • 37°F
  • Feels like:
    37°F
Fair
Fair
  • Precipitation: 0"
  • Wind: 2mphSSW 200°
  • Humidity: 92%
  • Dewpoint: 36°F
  • Pressure: 30.07"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Currently, the day starts and ends with fair skies and comfortable temperatures.
The temperature is a wintry 37.4°F. The current temperature is near the lowest predicted 39.2°F for today.

Wednesday Oct 21, 2026

  • 68°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphS 191°
  • Humidity: 62%
  • UV index: 3
  • Sunrise: 8:02 am MDT
  • Sunset: 6:39 pm MDT
  • ▼
On Wednesday, October 21, sunshine will dominate, with only occasional cloud cover.
Temperatures are forecasted to move from a peak of a pleasant 68°F to a low of a wintry 39.2°F.
A forecast high of 68°F brings conditions more familiar to September's average than October's.
Sunrise will be at 8:02 am and sunset at 6:39 pm; the daylight will last for 10h and 37min.

Hourly overview

Hourly temperatures

Warmest hour: 5 pm 66°C.
Coldest hour: 8 am 36°C.

Chance of precipitation

Highest chance: 8 pm - 11 pm 2%.

Hourly weather forecast

  • 2 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphS 176°
  • Humidity: 90%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 36°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphS 183°
  • Humidity: 89%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 37°F
  • Feels like:
    37°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphS 180°
  • Humidity: 81%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 am
  • 36°F
  • Feels like:
    36°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 2mphSSW 196°
  • Humidity: 83%
  • Pressure: 30.06"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 8:02 am
  • 10 am
  • 45°F
  • Feels like:
    45°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 2mphS 185°
  • Humidity: 74%
  • Pressure: 30.03"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 54°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphS 186°
  • Humidity: 61%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 61°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphS 171°
  • Humidity: 49%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSW 194°
  • Humidity: 44%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    63°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphWSW 236°
  • Humidity: 51%
  • Pressure: 29.85"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:39 pm
  • 8 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphS 180°
  • Humidity: 69%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphS 180°
  • Humidity: 74%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Hamilton, primarily mostly clear and occasionally gloomy weather is expected.
The temperature will be between the lowest temperature of 35.6°F and the highest temperature of 66.2°F. The warmest part of the day will be at 4 pm and 5 pm.
The maximum temperature will align more closely with September's average high of 66.2°F than with October's 50°F. The expected low will be also more comparable to what’s typical in September than in October.
Updated: Oct 21, 2026 @ 07:53:21 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 1:53 am MDT is 37.4°F.

On Wednesday, in Hamilton, sun-filled skies will remain for most of the day.

Today, the maximum temperature will be 68°F, while the minimum temperature will be 39.2°F.
The highest temperature will be noticeably higher than the average maximum of 50°F in October. The lowest temperature will be a few degrees higher than the average low of 30.4°F.

On Wednesday, in Hamilton, sunrise will be at 8:02 am and sunset at 6:39 pm (MDT).

In Hamilton, the length of the day today will be 10h and 37min.