Weather forecast for todayRoundup, MT
Weather forecast for today
Current condition 12:17 am MDT
- 46°F
- Feels like:46°F
Clear
- Precipitation: 0"
- Wind: 3mphN 10°
- Humidity: 69%
- Dewpoint: 37°F
- Pressure: 30.2"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Currently, in Roundup, an endless stretch of blue sky remains completely clear.
The temperature is a frosty 46.4°F. The current temperature is almost at the minimum-expected 44.6°F for today.
The temperature is a frosty 46.4°F. The current temperature is almost at the minimum-expected 44.6°F for today.
Wednesday Oct 21, 2026
- 70°F
- 45°F
Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 9mphSW 215°
- Humidity: 59%
- UV index: 3
- Sunrise: 7:40 am MDT
- Sunset: 6:17 pm MDT
- details ▼
On Wednesday, in Roundup, uninterrupted sunshine is anticipated.
Temperature fluctuations between a delightful 69.8°F and a brisk 44.6°F are forecasted.
This October day will feature warmer weather, consistent with September's average of 72.7°F.
Sunrise will be at 7:40 am and sunset at 6:17 pm; the daylight will last for 10h and 37min.
Temperature fluctuations between a delightful 69.8°F and a brisk 44.6°F are forecasted.
This October day will feature warmer weather, consistent with September's average of 72.7°F.
Sunrise will be at 7:40 am and sunset at 6:17 pm; the daylight will last for 10h and 37min.
Hourly overview
Hourly temperatures
Warmest hour: 4 pm 68°C.
Coldest period: 4 am - 7 am 39°C.
Coldest period: 4 am - 7 am 39°C.
Chance of precipitation
Highest chance: 7 am 4%.
Hourly weather forecast
- 2 am
- 43°F
- Feels like:43°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 3mphW 263°
- Humidity: 74%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 39°F
- Feels like:36°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 6mphWSW 258°
- Humidity: 83%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 am
- 39°F
- Feels like:36°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 6mphWSW 237°
- Humidity: 83%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunrise: 7:40 am
- 8 am
- 37°F
- Feels like:32°F
Partly Cloudy
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 7mphSW 224°
- Humidity: 90%
- Pressure: 30.18"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 am
- 46°F
- Feels like:43°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 8mphSW 230°
- Humidity: 74%
- Pressure: 30.12"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 12 pm
- 57°F
- Feels like:55°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSW 225°
- Humidity: 54%
- Pressure: 30.06"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 2 pm
- 64°F
- Feels like:64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 9mphSW 217°
- Humidity: 44%
- Pressure: 29.97"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 4 pm
- 68°F
- Feels like:68°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 8mphSSW 198°
- Humidity: 39%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSSE 168°
- Humidity: 48%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:17 pm
- 8 pm
- 57°F
- Feels like:55°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 5mphSSW 205°
- Humidity: 56%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 54°F
- Feels like:52°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 5mphWSW 259°
- Humidity: 61%
- Pressure: 29.91"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, in Roundup, primarily clear and occasionally gloomy weather is expected.
The temperature will be between a maximum of 68°F and a minimum of 37.4°F. The warmest part of the day is anticipated around 4 pm.
The day’s peak temperature will reflect September's norm of 72.7°F more than October's 56.3°F. Forecasts indicate a night temperature a few degrees higher than the usual October minimum of 39.7°F.
The temperature will be between a maximum of 68°F and a minimum of 37.4°F. The warmest part of the day is anticipated around 4 pm.
The day’s peak temperature will reflect September's norm of 72.7°F more than October's 56.3°F. Forecasts indicate a night temperature a few degrees higher than the usual October minimum of 39.7°F.
Updated: Oct 21, 2026 @ 06:17:41 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
The current temperature (12:17 am MDT) is 46.4°F.
Today, conditions will remain bright with clear skies.
Today, the highest temperature will be 69.8°F, while the lowest temperature will be 44.6°F.
The highest temperature will be uncommonly higher than the average maximum of 56.3°F in October. The lowest temperature will be relatively higher than the average low of 39.7°F.
The highest temperature will be uncommonly higher than the average maximum of 56.3°F in October. The lowest temperature will be relatively higher than the average low of 39.7°F.
On Wednesday, in Roundup, sunrise will be at 7:40 am and sunset at 6:17 pm (MDT).
Today, the daylight will last for 10h and 37min.
Roundup, Montana, USA
- en: Roundup, Montana, USA
- es: Roundup, Montana, EE.UU.
- hr: Raundap, Montana, SAD
- mk: Raundap, Montana, SAD
- sr: Raundap, Montana, SAD
- zh: 朗达普, 蒙大拿, 美国
- Latitude: 46.445242°
- Longitude: -108.541800°
- Elevation: 3219 ft
- Current time: 12:29am MDT
- Sunrise: 7:40 am MDT
- Sunset: 6:17 pm MDT
- Timezone: America/Denver
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