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Simms MT Weather - Overcast - 65°F
Overcast
65°F
Updated 3:30 pm
Feels Like 61°F
Humidity 58%
Wind NW 9 mph
Barometer  30.01 in
Dew Point 50°F
Simms MT Weather - Overcast - 18°C
Overcast
18°C
Updated 3:30 pm
Feels Like 16°C
Humidity 58%
Wind NW 14 km/h
Barometer  101.6 kPa
Dew Point 10°C
Simms, MT Weather and Current Conditionssimms mt weather forecast

Simms, MT Weather Forecast

Simms Montana WeatherSimms, Montana Weather Weather Forecast
14 day API forecast for Simms, Montana. Note. The 7-day weather forecast for Simms, MT is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Simms, MT Weather Forecast Dated: 330 PM Sun Sep 06 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.

Sunday, September 6, 2026

Mid-Morning
Simms Weather - 2026-09-06 - Morning - Drizzle
57°F 14°C
Drizzle
Mid-Afternoon
Simms Weather - 2026-09-06 - Afternoon - Drizzle
63°F 17°C
Drizzle
Early-Evening
Simms Weather - 2026-09-06 - Evening - Drizzle
58°F 15°C
Drizzle
Refreshing around 63°F 17°C, rounds of showers expected off and on all day, with steady humidity and barometric pressure falling. Winds picking up from E at 6 mph 9 km/h to NW at 14 mph 22 km/h. Gusts up to 20 mph 32 km/h.

Monday, September 7, 2026

Mid-Morning
Simms Weather - 2026-09-07 - Morning - Light Showers
55°F 13°C
Light Showers
Mid-Afternoon
Simms Weather - 2026-09-07 - Afternoon - Light Showers
58°F 14°C
Light Showers
Early-Evening
Simms Weather - 2026-09-07 - Evening - Overcast
57°F 14°C
Overcast
Mildly cool near 58°F 14°C, showers lingering into the afternoon before clearing, with lower humidity and steady pressure. Winds building from SW at 3 mph 4 km/h to WSW at 16 mph 25 km/h. Gusts up to 24 mph 39 km/h.

Tuesday, September 8, 2026

Mid-Morning
Simms Weather - 2026-09-08 - Morning - Partly Cloudy
54°F 12°C
Partly Cloudy
Mid-Afternoon
Simms Weather - 2026-09-08 - Afternoon - Overcast
61°F 16°C
Overcast
Early-Evening
Simms Weather - 2026-09-08 - Evening - Cloudy
62°F 17°C
Cloudy
Comfortable at 61°F 16°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds moving from the WSW to the WNW at 8 mph 14 km/h.

Wednesday, September 9, 2026

Mid-Morning
Simms Weather - 2026-09-09 - Morning - Sunny
54°F 12°C
Sunny
Mid-Afternoon
Simms Weather - 2026-09-09 - Afternoon - Sunny
78°F 25°C
Sunny
Early-Evening
Simms Weather - 2026-09-09 - Evening - Sunny
71°F 22°C
Sunny
Mild temperatures up to 78°F 25°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds out of the W at 18 mph 28 km/h.

Thursday, September 10, 2026

Mid-Morning
Simms Weather - 2026-09-10 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Simms Weather - 2026-09-10 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Simms Weather - 2026-09-10 - Evening - Partly Cloudy
74°F 24°C
Partly Cloudy
Very warm with a high of 82°F 28°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds shifting from the SW to the WNW at 12 mph 18 km/h.

Friday, September 11, 2026

Mid-Morning
Simms Weather - 2026-09-11 - Morning - Overcast
53°F 12°C
Overcast
Mid-Afternoon
Simms Weather - 2026-09-11 - Afternoon - Overcast
65°F 18°C
Overcast
Early-Evening
Simms Weather - 2026-09-11 - Evening - Sunny
61°F 16°C
Sunny
Mildly cool near 65°F 18°C, overcast through the afternoon, turning sunny this evening, with steady humidity and barometric pressure falling. Winds turning from the NE to the N at 10 mph 16 km/h.

Saturday, September 12, 2026

Mid-Morning
Simms Weather - 2026-09-12 - Morning - Partly Cloudy
52°F 11°C
Partly Cloudy
Mid-Afternoon
Simms Weather - 2026-09-12 - Afternoon - Scattered Showers
60°F 16°C
Scattered Showers
Early-Evening
Simms Weather - 2026-09-12 - Evening - Light Showers
51°F 11°C
Light Showers
Comfortable at 60°F 16°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds picking up from NNE at 4 mph 7 km/h to N at 16 mph 25 km/h. Gusts up to 25 mph 40 km/h.

Sunday, September 13, 2026

Mid-Morning
Simms Weather - 2026-09-13 - Morning - Overcast
51°F 11°C
Overcast
Mid-Afternoon
Simms Weather - 2026-09-13 - Afternoon - Scattered Showers
62°F 17°C
Scattered Showers
Early-Evening
Simms Weather - 2026-09-13 - Evening - Scattered Showers
56°F 13°C
Scattered Showers
Cool with a high near 62°F 17°C, scattered downpours possible, with lower humidity and steady pressure. Winds building from NW at 2 mph 3 km/h to SSW at 14 mph 23 km/h. Gusts up to 21 mph 34 km/h.

Monday, September 14, 2026

Mid-Morning
Simms Weather - 2026-09-14 - Morning - Sunny
50°F 10°C
Sunny
Mid-Afternoon
Simms Weather - 2026-09-14 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Simms Weather - 2026-09-14 - Evening - Sunny
65°F 18°C
Sunny
Mild temperatures up to 72°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds swinging from the SW to the WNW at 10 mph 16 km/h.

Tuesday, September 15, 2026

Mid-Morning
Simms Weather - 2026-09-15 - Morning - Overcast
56°F 13°C
Overcast
Mid-Afternoon
Simms Weather - 2026-09-15 - Afternoon - Sunny
69°F 20°C
Sunny
Early-Evening
Simms Weather - 2026-09-15 - Evening - Scattered Showers
58°F 15°C
Scattered Showers
Mild with a high of 69°F 20°C, periods of heavy rain and gusty conditions, with increasing humidity and barometric pressure rising. Winds picking up from NW at 5 mph 8 km/h to N at 17 mph 27 km/h. Gusts up to 20 mph 32 km/h.

Wednesday, September 16, 2026

Mid-Morning
Simms Weather - 2026-09-16 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Simms Weather - 2026-09-16 - Afternoon - Sunny
69°F 21°C
Sunny
Early-Evening
Simms Weather - 2026-09-16 - Evening - Sunny
65°F 18°C
Sunny
Pleasant near 69°F 21°C, sunny throughout the day, with lower humidity and barometric pressure falling.

Thursday, September 17, 2026

Mid-Morning
Simms Weather - 2026-09-17 - Morning - Sunny
61°F 16°C
Sunny
Mid-Afternoon
Simms Weather - 2026-09-17 - Afternoon - Overcast
80°F 26°C
Overcast
Early-Evening
Simms Weather - 2026-09-17 - Evening - Overcast
70°F 21°C
Overcast
Balmy with temperatures reaching 80°F 26°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the SSW to the NNW at 10 mph 15 km/h.

Friday, September 18, 2026

Mid-Morning
Simms Weather - 2026-09-18 - Morning - Scattered Showers
46°F 8°C
Scattered Showers
Mid-Afternoon
Simms Weather - 2026-09-18 - Afternoon - Overcast
44°F 6°C
Overcast
Early-Evening
Simms Weather - 2026-09-18 - Evening - Scattered Showers
43°F 6°C
Scattered Showers
Nippy around 44°F 6°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds switching from the N to the NW at 12 mph 19 km/h.

Saturday, September 19, 2026

Mid-Morning
Simms Weather - 2026-09-19 - Morning - Cloudy
40°F 5°C
Cloudy
Mid-Afternoon
Simms Weather - 2026-09-19 - Afternoon - Sunny
56°F 13°C
Sunny
Early-Evening
Simms Weather - 2026-09-19 - Evening - Sunny
52°F 11°C
Sunny
Cool and brisk at 56°F 13°C, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure falling. Winds moving from the NW to the SSE at 5 mph 8 km/h.

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Weather by the Numbers

Sun, 6th
Simms MT Weather - Sunday, Sep 6, 2026 - Light Drizzle
Hi: 64°F 18°C
Lo: 53°F 12°C
Sunrise 06:53 AM
Sunset 07:57 PM
Wind SSE 2 mph3 km/h
Dew Point 52°F11°C
uv Index 2
Barometric Pressure 29.94 in1014 mb
POP 35% *
Humidity 71%
Mon, 7th
Simms MT Weather - Monday, Sep 7, 2026 - Light Rain Shower
Hi: 61°F 16°C
Lo: 54°F 12°C
Sunrise 06:54 AM
Sunset 07:55 PM
Wind W 15 mph24 km/h
Dew Point 46°F8°C
uv Index 3
Barometric Pressure 29.8 in1009 mb
POP 57% *
Humidity 67%
Tue, 8th
Simms MT Weather - Tuesday, Sep 8, 2026 - Overcast
Hi: 66°F 19°C
Lo: 51°F 10°C
Sunrise 06:55 AM
Sunset 07:53 PM
Wind NW 15 mph23 km/h
Dew Point 41°F5°C
uv Index 2
Barometric Pressure 30.12 in1020 mb
POP 13% *
Humidity 52%
Wed, 9th
Simms MT Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 79°F 26°C
Lo: 47°F 9°C
Sunrise 06:57 AM
Sunset 07:51 PM
Wind WSW 15 mph24 km/h
Dew Point 34°F1°C
uv Index 5
Barometric Pressure 30.06 in1018 mb
POP 0% *
Humidity 25%
Thu, 10th
Simms MT Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 82°F 28°C
Lo: 60°F 16°C
Sunrise 06:58 AM
Sunset 07:49 PM
Wind WSW 20 mph33 km/h
Dew Point 30°F-1°C
uv Index 5
Barometric Pressure 29.77 in1008 mb
POP 0% *
Humidity 17%
Fri, 11th
Simms MT Weather - Friday, Sep 11, 2026 - Patchy Rain Nearby
Hi: 65°F 18°C
Lo: 50°F 10°C
Sunrise 06:59 AM
Sunset 07:47 PM
Wind ENE 6 mph10 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 13% *
Humidity 43%
Sat, 12th
Simms MT Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 60°F 16°C
Lo: 48°F 9°C
Sunrise 07:01 AM
Sunset 07:45 PM
Wind NE 11 mph18 km/h
Dew Point 44°F7°C
uv Index 3
Barometric Pressure 29.83 in1010 mb
POP 16% *
Humidity 58%
Sun, 13th
Simms MT Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 62°F 17°C
Lo: 49°F 9°C
Sunrise 07:02 AM
Sunset 07:43 PM
Wind SW 6 mph10 km/h
Dew Point 46°F8°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 7% *
Humidity 68%
Mon, 14th
Simms MT Weather - Monday, Sep 14, 2026 - Sunny
Hi: 72°F 22°C
Lo: 45°F 7°C
Sunrise 07:04 AM
Sunset 07:41 PM
Wind SW 15 mph24 km/h
Dew Point 40°F5°C
uv Index 5
Barometric Pressure 29.88 in1012 mb
POP 1% *
Humidity 40%
Tue, 15th
Simms MT Weather - Tuesday, Sep 15, 2026 - Overcast
Hi: 69°F 20°C
Lo: 51°F 11°C
Sunrise 07:05 AM
Sunset 07:39 PM
Wind NNW 7 mph12 km/h
Dew Point 42°F6°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 11% *
Humidity 48%
Wed, 16th
Simms MT Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 70°F 21°C
Lo: 49°F 9°C
Sunrise 07:06 AM
Sunset 07:37 PM
Wind SSE 6 mph10 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 3% *
Humidity 55%
Thu, 17th
Simms MT Weather - Thursday, Sep 17, 2026 - Overcast
Hi: 80°F 26°C
Lo: 55°F 13°C
Sunrise 07:08 AM
Sunset 07:35 PM
Wind WSW 11 mph18 km/h
Dew Point 41°F5°C
uv Index 5
Barometric Pressure 29.74 in1007 mb
POP 8% *
Humidity 28%
Fri, 18th
Simms MT Weather - Friday, Sep 18, 2026 - Patchy Rain Nearby
Hi: 52°F 11°C
Lo: 41°F 5°C
Sunrise 07:09 AM
Sunset 07:33 PM
Wind N 15 mph24 km/h
Dew Point 37°F3°C
uv Index 2
Barometric Pressure 30.09 in1019 mb
POP 27% *
Humidity 73%
Sat, 19th
Simms MT Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 57°F 14°C
Lo: 37°F 3°C
Sunrise 07:10 AM
Sunset 07:31 PM
Wind SSW 7 mph12 km/h
Dew Point 28°F-2°C
uv Index 3
Barometric Pressure 30.27 in1025 mb
POP 2% *
Humidity 48%
* POP = Probability of Precipitation. Data for 12:00 PM.