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Grass Range MT Weather - Clear - 75°F
Clear
75°F
Updated 2:08 pm
Feels Like 63°F
Humidity 33%
Wind W 17 mph
Barometer  30.08 in
Dew Point 44°F
Grass Range MT Weather - Clear - 24°C
Clear
24°C
Updated 2:08 pm
Feels Like 17°C
Humidity 33%
Wind W 27 km/h
Barometer  101.9 kPa
Dew Point 7°C
Grass Range, MT Weather and Current Conditionsgrass range mt weather forecast

Grass Range, MT Weather Forecast

Grass Range Montana WeatherGrass Range, Montana Weather Weather Forecast
Here is the API 14 day weather forecast for Grass Range, Montana. Note: The 7-day weather forecast for Grass Range, 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.
Grass Range, MT Weather Forecast Dated: 208 PM Wed Sep 09 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.

Wednesday, September 9, 2026

Mid-Morning
Grass Range Weather - 2026-09-09 - Morning - Sunny
60°F 15°C
Sunny
Mid-Afternoon
Grass Range Weather - 2026-09-09 - Afternoon - Sunny
76°F 24°C
Sunny
Early-Evening
Grass Range Weather - 2026-09-09 - Evening - Sunny
68°F 20°C
Sunny
Pleasant near 76°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the W to the SW at 12 mph 18 km/h.

Thursday, September 10, 2026

Mid-Morning
Grass Range Weather - 2026-09-10 - Morning - Overcast
73°F 23°C
Overcast
Mid-Afternoon
Grass Range Weather - 2026-09-10 - Afternoon - Sunny
87°F 31°C
Sunny
Early-Evening
Grass Range Weather - 2026-09-10 - Evening - Overcast
77°F 25°C
Overcast
Balmy with temperatures reaching 87°F 31°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds tapering down from W 21 mph 34 km/h to NNW 10 mph 16 km/h.

Friday, September 11, 2026

Mid-Morning
Grass Range Weather - 2026-09-11 - Morning - Light Showers
54°F 12°C
Light Showers
Mid-Afternoon
Grass Range Weather - 2026-09-11 - Afternoon - Scattered Showers
53°F 11°C
Scattered Showers
Early-Evening
Grass Range Weather - 2026-09-11 - Evening - Light Showers
51°F 11°C
Light Showers
Chilly near 53°F 11°C, locally heavy downpours at times, with steady humidity and barometric pressure rising. Winds N at 12 mph 20 km/h.

Saturday, September 12, 2026

Mid-Morning
Grass Range Weather - 2026-09-12 - Morning - Overcast
49°F 10°C
Overcast
Mid-Afternoon
Grass Range Weather - 2026-09-12 - Afternoon - Overcast
49°F 10°C
Overcast
Early-Evening
Grass Range Weather - 2026-09-12 - Evening - Overcast
50°F 10°C
Overcast
Crisp with a high near 49°F 10°C, overcast throughout the day, with steady humidity and steady pressure. Winds swinging from the ESE to the E at 6 mph 9 km/h.

Sunday, September 13, 2026

Mid-Morning
Grass Range Weather - 2026-09-13 - Morning - Light Showers
44°F 7°C
Light Showers
Mid-Afternoon
Grass Range Weather - 2026-09-13 - Afternoon - Light Showers
44°F 6°C
Light Showers
Early-Evening
Grass Range Weather - 2026-09-13 - Evening - Scattered Showers
39°F 4°C
Scattered Showers
Biting cold near 44°F 6°C, scattered downpours possible, with steady humidity and barometric pressure rising. Winds shifting from the ENE to the NW at 15 mph 24 km/h. Gusts up to 22 mph 35 km/h.

Monday, September 14, 2026

Mid-Morning
Grass Range Weather - 2026-09-14 - Morning - Sunny
43°F 6°C
Sunny
Mid-Afternoon
Grass Range Weather - 2026-09-14 - Afternoon - Sunny
60°F 15°C
Sunny
Early-Evening
Grass Range Weather - 2026-09-14 - Evening - Sunny
55°F 13°C
Sunny
Mildly cool near 60°F 15°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds turning from the W to the SE at 8 mph 13 km/h.

Tuesday, September 15, 2026

Mid-Morning
Grass Range Weather - 2026-09-15 - Morning - Sunny
53°F 12°C
Sunny
Mid-Afternoon
Grass Range Weather - 2026-09-15 - Afternoon - Partly Cloudy
64°F 18°C
Partly Cloudy
Early-Evening
Grass Range Weather - 2026-09-15 - Evening - Overcast
59°F 15°C
Overcast
Comfortable at 64°F 18°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds switching from the NNW to the N at 7 mph 11 km/h.

Wednesday, September 16, 2026

Mid-Morning
Grass Range Weather - 2026-09-16 - Morning - Sunny
51°F 11°C
Sunny
Mid-Afternoon
Grass Range Weather - 2026-09-16 - Afternoon - Overcast
64°F 18°C
Overcast
Early-Evening
Grass Range Weather - 2026-09-16 - Evening - Overcast
62°F 17°C
Overcast
Cool with a high near 64°F 18°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the NNW to the ESE at 8 mph 13 km/h.

Thursday, September 17, 2026

Mid-Morning
Grass Range Weather - 2026-09-17 - Morning - Overcast
58°F 14°C
Overcast
Mid-Afternoon
Grass Range Weather - 2026-09-17 - Afternoon - Partly Cloudy
78°F 25°C
Partly Cloudy
Early-Evening
Grass Range Weather - 2026-09-17 - Evening - Sunny
70°F 21°C
Sunny
Mild temperatures up to 78°F 25°C, overcast in the morning, partly cloudy in the afternoon, and sunny this evening, with lower humidity and barometric pressure falling.

Friday, September 18, 2026

Mid-Morning
Grass Range Weather - 2026-09-18 - Morning - Sunny
67°F 19°C
Sunny
Mid-Afternoon
Grass Range Weather - 2026-09-18 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Grass Range Weather - 2026-09-18 - Evening - Overcast
68°F 20°C
Overcast
Mild with a high of 77°F 25°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the WSW to the E at 6 mph 10 km/h.

Saturday, September 19, 2026

Mid-Morning
Grass Range Weather - 2026-09-19 - Morning - Scattered Showers
66°F 19°C
Scattered Showers
Mid-Afternoon
Grass Range Weather - 2026-09-19 - Afternoon - Partly Cloudy
87°F 31°C
Partly Cloudy
Early-Evening
Grass Range Weather - 2026-09-19 - Evening - Scattered Showers
65°F 18°C
Scattered Showers
Warm and summery near 87°F 31°C, scattered downpours possible, with increasing humidity and steady pressure. Winds shifting from the SSE to the W at 9 mph 15 km/h.

Sunday, September 20, 2026

Mid-Morning
Grass Range Weather - 2026-09-20 - Morning - Scattered Showers
56°F 14°C
Scattered Showers
Mid-Afternoon
Grass Range Weather - 2026-09-20 - Afternoon - Scattered Showers
60°F 16°C
Scattered Showers
Early-Evening
Grass Range Weather - 2026-09-20 - Evening - Scattered Showers
60°F 16°C
Scattered Showers
Cool with a high near 60°F 16°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds tapering down from WNW 19 mph 30 km/h to NE 11 mph 18 km/h.

Monday, September 21, 2026

Mid-Morning
Grass Range Weather - 2026-09-21 - Morning - Sunny
56°F 14°C
Sunny
Mid-Afternoon
Grass Range Weather - 2026-09-21 - Afternoon - Sunny
74°F 23°C
Sunny
Early-Evening
Grass Range Weather - 2026-09-21 - Evening - Sunny
68°F 20°C
Sunny
Enjoyable around 74°F 23°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds switching from the SSE to the SSW at 7 mph 12 km/h.

Tuesday, September 22, 2026

Mid-Morning
Grass Range Weather - 2026-09-22 - Morning - Partly Cloudy
65°F 19°C
Partly Cloudy
Mid-Afternoon
Grass Range Weather - 2026-09-22 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Grass Range Weather - 2026-09-22 - Evening - Sunny
67°F 20°C
Sunny
Mild temperatures up to 75°F 24°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with increasing humidity and steady pressure. Winds moving from the W to the SSE at 8 mph 12 km/h.

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Weather by the Numbers

Wed, 9th
Grass Range MT Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 76°F 24°C
Lo: 50°F 10°C
Sunrise 06:45 AM
Sunset 07:39 PM
Wind WNW 13 mph22 km/h
Dew Point 38°F3°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 31%
Thu, 10th
Grass Range MT Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 87°F 31°C
Lo: 59°F 15°C
Sunrise 06:47 AM
Sunset 07:37 PM
Wind WNW 18 mph29 km/h
Dew Point 32°F0°C
uv Index 5
Barometric Pressure 29.68 in1005 mb
POP 1% *
Humidity 16%
Fri, 11th
Grass Range MT Weather - Friday, Sep 11, 2026 - Light Rain Shower
Hi: 64°F 18°C
Lo: 49°F 10°C
Sunrise 06:48 AM
Sunset 07:35 PM
Wind N 15 mph25 km/h
Dew Point 46°F8°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 50% *
Humidity 85%
Sat, 12th
Grass Range MT Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 50°F 10°C
Lo: 47°F 8°C
Sunrise 06:49 AM
Sunset 07:33 PM
Wind ESE 8 mph13 km/h
Dew Point 38°F4°C
uv Index 3
Barometric Pressure 30.09 in1019 mb
POP 19% *
Humidity 66%
Sun, 13th
Grass Range MT Weather - Sunday, Sep 13, 2026 - Light Rain Shower
Hi: 50°F 10°C
Lo: 37°F 3°C
Sunrise 06:51 AM
Sunset 07:31 PM
Wind NNE 15 mph25 km/h
Dew Point 42°F6°C
uv Index 2
Barometric Pressure 29.94 in1014 mb
POP 53% *
Humidity 97%
Mon, 14th
Grass Range MT Weather - Monday, Sep 14, 2026 - Sunny
Hi: 60°F 15°C
Lo: 39°F 4°C
Sunrise 06:52 AM
Sunset 07:29 PM
Wind ESE 2 mph3 km/h
Dew Point 35°F2°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 52%
Tue, 15th
Grass Range MT Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 64°F 18°C
Lo: 46°F 8°C
Sunrise 06:53 AM
Sunset 07:27 PM
Wind NE 5 mph9 km/h
Dew Point 36°F2°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 40%
Wed, 16th
Grass Range MT Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 64°F 18°C
Lo: 48°F 9°C
Sunrise 06:55 AM
Sunset 07:25 PM
Wind NE 10 mph16 km/h
Dew Point 40°F4°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 2% *
Humidity 49%
Thu, 17th
Grass Range MT Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 78°F 25°C
Lo: 52°F 11°C
Sunrise 06:56 AM
Sunset 07:23 PM
Wind SSE 8 mph13 km/h
Dew Point 49°F10°C
uv Index 6
Barometric Pressure 30.06 in1018 mb
POP 2% *
Humidity 48%
Fri, 18th
Grass Range MT Weather - Friday, Sep 18, 2026 - Partly Cloudy
Hi: 77°F 25°C
Lo: 59°F 15°C
Sunrise 06:57 AM
Sunset 07:21 PM
Wind NNW 13 mph22 km/h
Dew Point 39°F4°C
uv Index 6
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 26%
Sat, 19th
Grass Range MT Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 87°F 31°C
Lo: 60°F 16°C
Sunrise 06:59 AM
Sunset 07:19 PM
Wind S 11 mph18 km/h
Dew Point 43°F6°C
uv Index 7
Barometric Pressure 29.74 in1007 mb
POP 0% *
Humidity 27%
Sun, 20th
Grass Range MT Weather - Sunday, Sep 20, 2026 - Patchy Rain Nearby
Hi: 62°F 17°C
Lo: 55°F 13°C
Sunrise 07:00 AM
Sunset 07:17 PM
Wind WNW 19 mph31 km/h
Dew Point 44°F7°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 12% *
Humidity 53%
Mon, 21st
Grass Range MT Weather - Monday, Sep 21, 2026 - Sunny
Hi: 74°F 23°C
Lo: 50°F 10°C
Sunrise 07:01 AM
Sunset 07:15 PM
Wind S 11 mph17 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 42%
Tue, 22nd
Grass Range MT Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 75°F 24°C
Lo: 58°F 14°C
Sunrise 07:03 AM
Sunset 07:13 PM
Wind NW 15 mph25 km/h
Dew Point 37°F3°C
uv Index 6
Barometric Pressure 30 in1016 mb
POP 0% *
Humidity 26%
* POP = Probability of Precipitation. Data for 12:00 PM.