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Roundup MT Weather - Light Rain - 44°F
Light Rain
44°F
Updated 5:25 pm
Feels Like 32°F
Humidity 78%
Wind NW 23 mph
Barometer  29.86 in
Dew Point 38°F
Roundup MT Weather - Light Rain - 7°C
Light Rain
7°C
Updated 5:25 pm
Feels Like 0°C
Humidity 78%
Wind NW 37 km/h
Barometer  101.1 kPa
Dew Point 3°C
Roundup, MT Weather and Current Conditionsroundup mt weather forecast

Roundup, MT Weather Forecast

Roundup Montana WeatherRoundup, Montana Weather Weather Forecast
Here is the API 14 day weather forecast for Roundup, Montana. Note: The 7-day weather forecast for Roundup, MT is the most reliable and accurate weather forecast. This template should only be used as a probable scenario. Forecasting weather beyond the next 7 days is a challenge.
Roundup, MT Weather Forecast Dated: 525 PM Fri Oct 23 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.

Friday, October 23, 2026

Mid-Morning
Roundup Weather - 2026-10-23 - Morning - Partly Cloudy
54°F 12°C
Partly Cloudy
Mid-Afternoon
Roundup Weather - 2026-10-23 - Afternoon - Light Showers
56°F 13°C
Light Showers
Early-Evening
Roundup Weather - 2026-10-23 - Evening - Light Rain
40°F 4°C
Light Rain
Brisk around 56°F 13°C, drier morning followed by showers lasting through evening, with increasing humidity and barometric pressure rising. Winds picking up from SW at 2 mph 3 km/h to WNW at 19 mph 31 km/h. Gusts up to 31 mph 50 km/h.

Saturday, October 24, 2026

Mid-Morning
Roundup Weather - 2026-10-24 - Morning - Sunny
32°F 0°C
Sunny
Mid-Afternoon
Roundup Weather - 2026-10-24 - Afternoon - Sunny
49°F 9°C
Sunny
Early-Evening
Roundup Weather - 2026-10-24 - Evening - Sunny
41°F 5°C
Sunny
Cool and brisk at 49°F 9°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the SSW to the ESE at 5 mph 8 km/h.

Sunday, October 25, 2026

Mid-Morning
Roundup Weather - 2026-10-25 - Morning - Sunny
33°F 1°C
Sunny
Mid-Afternoon
Roundup Weather - 2026-10-25 - Afternoon - Sunny
48°F 9°C
Sunny
Early-Evening
Roundup Weather - 2026-10-25 - Evening - Sunny
41°F 5°C
Sunny
Chilly near 48°F 9°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds moving from the NNE to the ENE at 6 mph 10 km/h.

Monday, October 26, 2026

Mid-Morning
Roundup Weather - 2026-10-26 - Morning - Sunny
35°F 1°C
Sunny
Mid-Afternoon
Roundup Weather - 2026-10-26 - Afternoon - Sunny
53°F 12°C
Sunny
Early-Evening
Roundup Weather - 2026-10-26 - Evening - Sunny
44°F 7°C
Sunny
Crisp with a high near 53°F 12°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and barometric pressure falling.

Tuesday, October 27, 2026

Mid-Morning
Roundup Weather - 2026-10-27 - Morning - Partly Cloudy
37°F 3°C
Partly Cloudy
Mid-Afternoon
Roundup Weather - 2026-10-27 - Afternoon - Overcast
50°F 10°C
Overcast
Early-Evening
Roundup Weather - 2026-10-27 - Evening - Overcast
44°F 7°C
Overcast
Brisk around 50°F 10°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure.

Wednesday, October 28, 2026

Mid-Morning
Roundup Weather - 2026-10-28 - Morning - Drizzle
40°F 4°C
Drizzle
Mid-Afternoon
Roundup Weather - 2026-10-28 - Afternoon - Scattered Showers
48°F 9°C
Scattered Showers
Early-Evening
Roundup Weather - 2026-10-28 - Evening - Partly Cloudy
41°F 5°C
Partly Cloudy
Cool and brisk at 48°F 9°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds swinging from the NW to the NE at 3 mph 5 km/h.

Thursday, October 29, 2026

Mid-Morning
Roundup Weather - 2026-10-29 - Morning - Sunny
37°F 3°C
Sunny
Mid-Afternoon
Roundup Weather - 2026-10-29 - Afternoon - Sunny
47°F 9°C
Sunny
Early-Evening
Roundup Weather - 2026-10-29 - Evening - Sunny
42°F 6°C
Sunny
Chilly near 47°F 9°C, sunny throughout the day, with steady humidity and barometric pressure falling.

Friday, October 30, 2026

Mid-Morning
Roundup Weather - 2026-10-30 - Morning - Sunny
40°F 4°C
Sunny
Mid-Afternoon
Roundup Weather - 2026-10-30 - Afternoon - Sunny
51°F 10°C
Sunny
Early-Evening
Roundup Weather - 2026-10-30 - Evening - Partly Cloudy
46°F 7°C
Partly Cloudy
Crisp with a high near 51°F 10°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling.

Saturday, October 31, 2026

Mid-Morning
Roundup Weather - 2026-10-31 - Morning - Sunny
48°F 9°C
Sunny
Mid-Afternoon
Roundup Weather - 2026-10-31 - Afternoon - Partly Cloudy
57°F 14°C
Partly Cloudy
Early-Evening
Roundup Weather - 2026-10-31 - Evening - Partly Cloudy
51°F 11°C
Partly Cloudy
Brisk around 57°F 14°C, partly cloudy throughout the day, with steady humidity and steady pressure.

Sunday, November 1, 2026

Mid-Morning
Roundup Weather - 2026-11-01 - Morning - Cloudy
49°F 9°C
Cloudy
Mid-Afternoon
Roundup Weather - 2026-11-01 - Afternoon - Overcast
54°F 12°C
Overcast
Early-Evening
Roundup Weather - 2026-11-01 - Evening - Overcast
49°F 9°C
Overcast
Cool and brisk at 54°F 12°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.

Monday, November 2, 2026

Mid-Morning
Roundup Weather - 2026-11-02 - Morning - Drizzle
46°F 8°C
Drizzle
Mid-Afternoon
Roundup Weather - 2026-11-02 - Afternoon - Scattered Showers
49°F 9°C
Scattered Showers
Early-Evening
Roundup Weather - 2026-11-02 - Evening - Scattered Showers
44°F 6°C
Scattered Showers
Chilly near 49°F 9°C, scattered downpours possible, with steady humidity and barometric pressure rising.

Tuesday, November 3, 2026

Mid-Morning
Roundup Weather - 2026-11-03 - Morning - Partly Cloudy
45°F 7°C
Partly Cloudy
Mid-Afternoon
Roundup Weather - 2026-11-03 - Afternoon - Partly Cloudy
51°F 11°C
Partly Cloudy
Early-Evening
Roundup Weather - 2026-11-03 - Evening - Clear
47°F 8°C
Clear
Crisp with a high near 51°F 11°C, partly cloudy throughout the day, with steady humidity and barometric pressure falling.

Wednesday, November 4, 2026

Mid-Morning
Roundup Weather - 2026-11-04 - Morning - Partly Cloudy
50°F 10°C
Partly Cloudy
Mid-Afternoon
Roundup Weather - 2026-11-04 - Afternoon - Partly Cloudy
56°F 13°C
Partly Cloudy
Early-Evening
Roundup Weather - 2026-11-04 - Evening - Partly Cloudy
50°F 10°C
Partly Cloudy
Brisk around 56°F 13°C, partly cloudy throughout the day, with steady humidity and barometric pressure falling. Winds blowing from the SW at 10 mph 16 km/h.

Thursday, November 5, 2026

Mid-Morning
Roundup Weather - 2026-11-05 - Morning - Partly Cloudy
52°F 11°C
Partly Cloudy
Mid-Afternoon
Roundup Weather - 2026-11-05 - Afternoon - Partly Cloudy
57°F 14°C
Partly Cloudy
Early-Evening
Roundup Weather - 2026-11-05 - Evening - Partly Cloudy
52°F 11°C
Partly Cloudy
Cool and brisk at 57°F 14°C, cloudy in the morning, becoming partly cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds SW at 7 mph 11 km/h.

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Weather by the Numbers

Fri, 23rd
Roundup MT Weather - Friday, Oct 23, 2026 - Cloudy
Hi: 67°F 20°C
Lo: 38°F 3°C
Sunrise 07:43 AM
Sunset 06:13 PM
Wind WSW 7 mph11 km/h
Dew Point 44°F7°C
uv Index 2
Barometric Pressure 29.53 in1000 mb
POP 6% *
Humidity 45%
Sat, 24th
Roundup MT Weather - Saturday, Oct 24, 2026 - Sunny
Hi: 50°F 10°C
Lo: 30°F -1°C
Sunrise 07:45 AM
Sunset 06:11 PM
Wind SSW 8 mph13 km/h
Dew Point 20°F-7°C
uv Index 2
Barometric Pressure 30.36 in1028 mb
POP 1% *
Humidity 36%
Sun, 25th
Roundup MT Weather - Sunday, Oct 25, 2026 - Sunny
Hi: 50°F 10°C
Lo: 31°F -0°C
Sunrise 07:46 AM
Sunset 06:10 PM
Wind NE 9 mph15 km/h
Dew Point 22°F-6°C
uv Index 2
Barometric Pressure 30.39 in1029 mb
POP 1% *
Humidity 42%
Mon, 26th
Roundup MT Weather - Monday, Oct 26, 2026 - Sunny
Hi: 54°F 12°C
Lo: 31°F -1°C
Sunrise 07:47 AM
Sunset 06:08 PM
Wind SSE 2 mph3 km/h
Dew Point 33°F1°C
uv Index 2
Barometric Pressure 30.24 in1024 mb
POP 3% *
Humidity 58%
Tue, 27th
Roundup MT Weather - Tuesday, Oct 27, 2026 - Cloudy
Hi: 58°F 14°C
Lo: 34°F 1°C
Sunrise 07:49 AM
Sunset 06:07 PM
Wind SW 1 mph1 km/h
Dew Point 35°F2°C
uv Index 2
Barometric Pressure 29.91 in1013 mb
POP 14% *
Humidity 68%
Wed, 28th
Roundup MT Weather - Wednesday, Oct 28, 2026 - Patchy Rain Nearby
Hi: 48°F 9°C
Lo: 35°F 1°C
Sunrise 07:50 AM
Sunset 06:05 PM
Wind NW 9 mph14 km/h
Dew Point 28°F-2°C
uv Index 2
Barometric Pressure 30.21 in1023 mb
POP 6% *
Humidity 49%
Thu, 29th
Roundup MT Weather - Thursday, Oct 29, 2026 - Sunny
Hi: 47°F 9°C
Lo: 30°F -1°C
Sunrise 07:52 AM
Sunset 06:04 PM
Wind SSE 4 mph7 km/h
Dew Point 28°F-2°C
uv Index 3
Barometric Pressure 30.24 in1024 mb
POP 2% *
Humidity 49%
Fri, 30th
Roundup MT Weather - Friday, Oct 30, 2026 - Sunny
Hi: 51°F 10°C
Lo: 34°F 1°C
Sunrise 07:53 AM
Sunset 06:02 PM
Wind SSW 4 mph6 km/h
Dew Point 30°F-1°C
uv Index 3
Barometric Pressure 30.03 in1017 mb
POP 2% *
Humidity 47%
Sat, 31st
Roundup MT Weather - Saturday, Oct 31, 2026 - Partly Cloudy
Hi: 57°F 14°C
Lo: 41°F 5°C
Sunrise 07:55 AM
Sunset 06:01 PM
Wind WSW 4 mph7 km/h
Dew Point 32°F-0°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 39%
Sun, 1st
Roundup MT Weather - Sunday, Nov 1, 2026 - Cloudy
Hi: 56°F 13°C
Lo: 38°F 4°C
Sunrise 07:56 AM
Sunset 05:59 PM
Wind SW 4 mph7 km/h
Dew Point 33°F1°C
uv Index 3
Barometric Pressure 29.97 in1015 mb
POP 8% *
Humidity 43%
Mon, 2nd
Roundup MT Weather - Monday, Nov 2, 2026 - Patchy Rain Nearby
Hi: 50°F 10°C
Lo: 40°F 4°C
Sunrise 06:57 AM
Sunset 04:58 PM
Wind NNW 5 mph8 km/h
Dew Point 38°F3°C
uv Index 2
Barometric Pressure 30.15 in1021 mb
POP 18% *
Humidity 65%
Tue, 3rd
Roundup MT Weather - Tuesday, Nov 3, 2026 - Partly Cloudy
Hi: 52°F 11°C
Lo: 37°F 3°C
Sunrise 06:59 AM
Sunset 04:56 PM
Wind SW 10 mph15 km/h
Dew Point 34°F1°C
uv Index 4
Barometric Pressure 30.36 in1028 mb
POP 5% *
Humidity 51%
Wed, 4th
Roundup MT Weather - Wednesday, Nov 4, 2026 - Partly Cloudy
Hi: 58°F 14°C
Lo: 41°F 5°C
Sunrise 07:00 AM
Sunset 04:55 PM
Wind SW 13 mph21 km/h
Dew Point 34°F1°C
uv Index 4
Barometric Pressure 30.15 in1021 mb
POP 3% *
Humidity 42%
Thu, 5th
Roundup MT Weather - Thursday, Nov 5, 2026 - Partly Cloudy
Hi: 59°F 15°C
Lo: 44°F 7°C
Sunrise 07:02 AM
Sunset 04:53 PM
Wind SW 9 mph15 km/h
Dew Point 30°F-1°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 3% *
Humidity 34%
* POP = Probability of Precipitation. Data for 12:00 PM.