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Belle Fourche SD Weather - Clear - 71°F
Clear
71°F
Updated 5:54 pm
Feels Like 63°F
Humidity 46%
Wind ESE 21 mph
Barometer  29.87 in
Dew Point 50°F
Belle Fourche SD Weather - Clear - 22°C
Clear
22°C
Updated 5:54 pm
Feels Like 17°C
Humidity 46%
Wind ESE 34 km/h
Barometer  101.1 kPa
Dew Point 10°C
Belle Fourche, SD Weather and Current Conditionsbelle fourche sd weather forecast

Belle Fourche, SD Weather Forecast

Belle Fourche South Dakota WeatherBelle Fourche, South Dakota Weather Weather Forecast
14 Day API Belle Fourche, SD Weather Forecast. Note: Our 7 day Belle Fourche, South Dakota weather forecast is our most reliable, and specific forecast. This model should only be used as a probable scenario. Forecasting more than 7 days ahead is challenging.
Belle Fourche, SD Weather Forecast Dated: 554 PM Sun Sep 13 2026
Expect a very warm period 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 13, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-13 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-13 - Afternoon - Overcast
78°F 25°C
Overcast
Early-Evening
Belle Fourche Weather - 2026-09-13 - Evening - Overcast
74°F 23°C
Overcast
Pleasant near 78°F 25°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds turning from the ESE to the SE at 25 mph 41 km/h. Gusts up to 37 mph 60 km/h.

Monday, September 14, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-14 - Morning - Scattered Showers
65°F 18°C
Scattered Showers
Mid-Afternoon
Belle Fourche Weather - 2026-09-14 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-14 - Evening - Sunny
66°F 19°C
Sunny
Comfortable with temperatures reaching 75°F 24°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds blowing from the WNW at 25 mph 41 km/h. Gusts up to 31 mph 50 km/h.

Tuesday, September 15, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-15 - Morning - Sunny
56°F 14°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-15 - Afternoon - Sunny
71°F 21°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-15 - Evening - Overcast
66°F 19°C
Overcast
Enjoyable around 71°F 21°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds increasing from the WNW at 8 mph 13 km/h to ESE at 16 mph 26 km/h. Gusts up to 26 mph 42 km/h.

Wednesday, September 16, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-16 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-16 - Afternoon - Sunny
82°F 28°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-16 - Evening - Sunny
74°F 24°C
Sunny
Warm temperatures up to 82°F 28°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the N at 7 mph 12 km/h.

Thursday, September 17, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-17 - Morning - Sunny
67°F 20°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-17 - Afternoon - Overcast
94°F 34°C
Overcast
Early-Evening
Belle Fourche Weather - 2026-09-17 - Evening - Overcast
79°F 26°C
Overcast
Very hot with a high of 94°F 34°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds building from ESE at 8 mph 12 km/h to W at 20 mph 32 km/h. Gusts up to 31 mph 50 km/h.

Friday, September 18, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-18 - Morning - Overcast
72°F 22°C
Overcast
Mid-Afternoon
Belle Fourche Weather - 2026-09-18 - Afternoon - Overcast
72°F 22°C
Overcast
Early-Evening
Belle Fourche Weather - 2026-09-18 - Evening - Cloudy
72°F 22°C
Cloudy
Pleasant near 72°F 22°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the NW to the SSW at 5 mph 8 km/h.

Saturday, September 19, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-19 - Morning - Overcast
65°F 18°C
Overcast
Mid-Afternoon
Belle Fourche Weather - 2026-09-19 - Afternoon - Partly Cloudy
78°F 26°C
Partly Cloudy
Early-Evening
Belle Fourche Weather - 2026-09-19 - Evening - Overcast
69°F 21°C
Overcast
Comfortable with temperatures reaching 78°F 26°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds out of the ESE at 17 mph 28 km/h. Gusts up to 24 mph 39 km/h.

Sunday, September 20, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-20 - Morning - Light Showers
59°F 15°C
Light Showers
Mid-Afternoon
Belle Fourche Weather - 2026-09-20 - Afternoon - Heavy Rain Showers
57°F 14°C
Heavy Rain Showers
Early-Evening
Belle Fourche Weather - 2026-09-20 - Evening - Overcast
58°F 15°C
Overcast
Crisp with a high near 57°F 14°C, showers lingering into the afternoon before clearing, with steady humidity and steady pressure. Winds moving from the ESE to the ENE at 9 mph 14 km/h.

Monday, September 21, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-21 - Morning - Sunny
59°F 15°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-21 - Afternoon - Sunny
72°F 22°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-21 - Evening - Sunny
67°F 19°C
Sunny
Mild temperatures up to 72°F 22°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds increasing from the SSE at 3 mph 5 km/h to ESE at 14 mph 23 km/h. Gusts up to 24 mph 39 km/h.

Tuesday, September 22, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-22 - Morning - Overcast
63°F 17°C
Overcast
Mid-Afternoon
Belle Fourche Weather - 2026-09-22 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-22 - Evening - Sunny
71°F 22°C
Sunny
Mild with a high of 77°F 25°C, overcast in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.

Wednesday, September 23, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-23 - Morning - Sunny
63°F 17°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-23 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-23 - Evening - Overcast
70°F 21°C
Overcast
Pleasant near 77°F 25°C, sunny through the afternoon, turning overcast this evening, with steady humidity and barometric pressure falling. Winds picking up from NNE at 4 mph 6 km/h to ESE at 14 mph 23 km/h. Gusts up to 27 mph 43 km/h.

Thursday, September 24, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-24 - Morning - Overcast
71°F 22°C
Overcast
Mid-Afternoon
Belle Fourche Weather - 2026-09-24 - Afternoon - Sunny
91°F 33°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-24 - Evening - Cloudy
81°F 27°C
Cloudy
Hot and sweltering around 91°F 33°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with lower humidity and barometric pressure falling. Winds building from SE at 6 mph 10 km/h to S at 14 mph 21 km/h. Gusts up to 24 mph 38 km/h.

Friday, September 25, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-25 - Morning - Scattered Showers
72°F 22°C
Scattered Showers
Mid-Afternoon
Belle Fourche Weather - 2026-09-25 - Afternoon - Sunny
85°F 29°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-25 - Evening - Sunny
76°F 24°C
Sunny
Quite warm around 85°F 29°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds switching from the W to the ESE at 7 mph 11 km/h.

Saturday, September 26, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-26 - Morning - Partly Cloudy
74°F 23°C
Partly Cloudy
Mid-Afternoon
Belle Fourche Weather - 2026-09-26 - Afternoon - Overcast
92°F 33°C
Overcast
Early-Evening
Belle Fourche Weather - 2026-09-26 - Evening - Overcast
80°F 27°C
Overcast
Hot temperatures near 92°F 33°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds moving from the E to the S at 10 mph 16 km/h. Gusts up to 20 mph 32 km/h.

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Weather by the Numbers

Sun, 13th
Belle Fourche SD Weather - Sunday, Sep 13, 2026 - Partly Cloudy
Hi: 79°F 26°C
Lo: 52°F 11°C
Sunrise 06:32 AM
Sunset 07:10 PM
Wind ESE 23 mph37 km/h
Dew Point 39°F4°C
uv Index 6
Barometric Pressure 29.94 in1014 mb
POP 3% *
Humidity 32%
Mon, 14th
Belle Fourche SD Weather - Monday, Sep 14, 2026 - Patchy Rain Nearby
Hi: 75°F 24°C
Lo: 55°F 13°C
Sunrise 06:33 AM
Sunset 07:08 PM
Wind NW 23 mph37 km/h
Dew Point 37°F3°C
uv Index 5
Barometric Pressure 29.74 in1007 mb
POP 17% *
Humidity 31%
Tue, 15th
Belle Fourche SD Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 72°F 22°C
Lo: 48°F 9°C
Sunrise 06:34 AM
Sunset 07:06 PM
Wind NE 3 mph4 km/h
Dew Point 39°F4°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 40%
Wed, 16th
Belle Fourche SD Weather - Wednesday, Sep 16, 2026 - Sunny
Hi: 83°F 28°C
Lo: 55°F 13°C
Sunrise 06:35 AM
Sunset 07:04 PM
Wind NNW 6 mph10 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 33%
Thu, 17th
Belle Fourche SD Weather - Thursday, Sep 17, 2026 - Cloudy
Hi: 94°F 34°C
Lo: 57°F 14°C
Sunrise 06:37 AM
Sunset 07:02 PM
Wind ESE 12 mph19 km/h
Dew Point 53°F12°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 5% *
Humidity 32%
Fri, 18th
Belle Fourche SD Weather - Friday, Sep 18, 2026 - Overcast
Hi: 74°F 23°C
Lo: 65°F 18°C
Sunrise 06:38 AM
Sunset 07:00 PM
Wind WNW 10 mph16 km/h
Dew Point 55°F13°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 14% *
Humidity 58%
Sat, 19th
Belle Fourche SD Weather - Saturday, Sep 19, 2026 - Overcast
Hi: 78°F 26°C
Lo: 58°F 15°C
Sunrise 06:39 AM
Sunset 06:58 PM
Wind ESE 14 mph22 km/h
Dew Point 55°F13°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 14% *
Humidity 57%
Sun, 20th
Belle Fourche SD Weather - Sunday, Sep 20, 2026 - Light Rain Shower
Hi: 64°F 18°C
Lo: 55°F 13°C
Sunrise 06:40 AM
Sunset 06:56 PM
Wind ESE 13 mph21 km/h
Dew Point 56°F13°C
uv Index 3
Barometric Pressure 29.97 in1015 mb
POP 77% *
Humidity 93%
Mon, 21st
Belle Fourche SD Weather - Monday, Sep 21, 2026 - Sunny
Hi: 72°F 22°C
Lo: 52°F 11°C
Sunrise 06:41 AM
Sunset 06:54 PM
Wind ESE 8 mph13 km/h
Dew Point 53°F12°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 3% *
Humidity 58%
Tue, 22nd
Belle Fourche SD Weather - Tuesday, Sep 22, 2026 - Overcast
Hi: 77°F 25°C
Lo: 56°F 14°C
Sunrise 06:43 AM
Sunset 06:53 PM
Wind E 3 mph4 km/h
Dew Point 50°F10°C
uv Index 5
Barometric Pressure 29.83 in1010 mb
POP 11% *
Humidity 49%
Wed, 23rd
Belle Fourche SD Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 77°F 25°C
Lo: 59°F 15°C
Sunrise 06:44 AM
Sunset 06:51 PM
Wind ENE 7 mph11 km/h
Dew Point 47°F8°C
uv Index 6
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 42%
Thu, 24th
Belle Fourche SD Weather - Thursday, Sep 24, 2026 - Partly Cloudy
Hi: 91°F 33°C
Lo: 59°F 15°C
Sunrise 06:45 AM
Sunset 06:49 PM
Wind S 11 mph18 km/h
Dew Point 50°F10°C
uv Index 8
Barometric Pressure 29.74 in1007 mb
POP 4% *
Humidity 27%
Fri, 25th
Belle Fourche SD Weather - Friday, Sep 25, 2026 - Sunny
Hi: 85°F 29°C
Lo: 65°F 18°C
Sunrise 06:46 AM
Sunset 06:47 PM
Wind WNW 10 mph16 km/h
Dew Point 42°F6°C
uv Index 7
Barometric Pressure 29.83 in1010 mb
POP 0% *
Humidity 25%
Sat, 26th
Belle Fourche SD Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 92°F 33°C
Lo: 63°F 17°C
Sunrise 06:47 AM
Sunset 06:45 PM
Wind SW 13 mph21 km/h
Dew Point 38°F3°C
uv Index 7
Barometric Pressure 29.71 in1006 mb
POP 9% *
Humidity 16%
* POP = Probability of Precipitation. Data for 12:00 PM.