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Belle Fourche SD Weather - Partly Cloudy - 59°F
Partly Cloudy
59°F
Updated 6:36 am
Feels Like 63°F
Humidity 100%
Wind WNW 15 mph
Barometer  29.73 in
Dew Point 59°F
Belle Fourche SD Weather - Partly Cloudy - 15°C
Partly Cloudy
15°C
Updated 6:36 am
Feels Like 17°C
Humidity 100%
Wind WNW 24 km/h
Barometer  100.6 kPa
Dew Point 15°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 weather forecast for Belle Fourche, South Dakota. Note: The 7-day weather forecast for Belle Fourche, SD is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Belle Fourche, SD Weather Forecast Dated: 636 AM Mon Sep 14 2026
Expect a very warm period with a mix of sun and clouds and occasional showers over the coming period. comfortable humidity and no major pressure swings will dominate.

Monday, September 14, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-14 - Morning - Scattered Showers
64°F 18°C
Scattered Showers
Mid-Afternoon
Belle Fourche Weather - 2026-09-14 - Afternoon - Sunny
76°F 25°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-14 - Evening - Sunny
67°F 19°C
Sunny
Pleasant near 76°F 25°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure rising. Winds turning from the WNW to the NW at 19 mph 31 km/h. Gusts up to 31 mph 50 km/h.

Tuesday, September 15, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-15 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-15 - Afternoon - Sunny
70°F 21°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-15 - Evening - Sunny
65°F 18°C
Sunny
Comfortable with temperatures reaching 70°F 21°C, sunny throughout the day, with lower humidity and steady pressure. Winds switching from the WNW to the E at 11 mph 17 km/h.

Wednesday, September 16, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-16 - Morning - Scattered Showers
63°F 17°C
Scattered Showers
Mid-Afternoon
Belle Fourche Weather - 2026-09-16 - Afternoon - Sunny
75°F 24°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-16 - Evening - Cloudy
67°F 19°C
Cloudy
Enjoyable around 75°F 24°C, locally heavy downpours at times, with increasing humidity and steady pressure. Winds moving from the SE to the ESE at 19 mph 30 km/h. Gusts up to 26 mph 42 km/h.

Thursday, September 17, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-17 - Morning - Sunny
64°F 18°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-17 - Afternoon - Nearby Thunderstorms
91°F 33°C
Nearby Thunderstorms
Early-Evening
Belle Fourche Weather - 2026-09-17 - Evening - Overcast
83°F 29°C
Overcast
Hot temperatures near 91°F 33°C, periods of heavy thunderstorms, with lower humidity and barometric pressure falling. Winds swinging from the E to the SE at 5 mph 8 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 - Nearby Thunderstorms
86°F 30°C
Nearby Thunderstorms
Early-Evening
Belle Fourche Weather - 2026-09-18 - Evening - Scattered Showers
72°F 22°C
Scattered Showers
Very warm with a high of 86°F 30°C, locally heavy thunderstorms at times, with steady humidity and steady pressure. Winds building from N at 4 mph 6 km/h to NW at 13 mph 20 km/h.

Saturday, September 19, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-19 - Morning - Light Showers
61°F 16°C
Light Showers
Mid-Afternoon
Belle Fourche Weather - 2026-09-19 - Afternoon - Scattered Showers
68°F 20°C
Scattered Showers
Early-Evening
Belle Fourche Weather - 2026-09-19 - Evening - Scattered Showers
64°F 18°C
Scattered Showers
Pleasant near 68°F 20°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds turning from the N to the SE at 6 mph 10 km/h.

Sunday, September 20, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-20 - Morning - Sunny
60°F 16°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-20 - Afternoon - Overcast
82°F 28°C
Overcast
Early-Evening
Belle Fourche Weather - 2026-09-20 - Evening - Partly Cloudy
71°F 22°C
Partly Cloudy
Balmy with temperatures reaching 82°F 28°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling. Winds out of the WSW at 4 mph 6 km/h.

Monday, September 21, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-21 - Morning - Sunny
68°F 20°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-21 - Afternoon - Sunny
86°F 30°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-21 - Evening - Partly Cloudy
76°F 24°C
Partly Cloudy
Quite warm around 86°F 30°C, partly cloudy in the morning, sunny in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds moving from the NNE to the ESE at 9 mph 15 km/h.

Tuesday, September 22, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-22 - Morning - Overcast
67°F 20°C
Overcast
Mid-Afternoon
Belle Fourche Weather - 2026-09-22 - Afternoon - Overcast
82°F 28°C
Overcast
Early-Evening
Belle Fourche Weather - 2026-09-22 - Evening - Light Showers
74°F 23°C
Light Showers
Warm temperatures up to 82°F 28°C, dry most of the day, with showers developing late, with steady humidity and steady pressure. Winds swinging from the ENE to the ESE at 13 mph 21 km/h. Gusts up to 26 mph 42 km/h.

Wednesday, September 23, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-23 - Morning - Overcast
69°F 21°C
Overcast
Mid-Afternoon
Belle Fourche Weather - 2026-09-23 - Afternoon - Overcast
83°F 28°C
Overcast
Early-Evening
Belle Fourche Weather - 2026-09-23 - Evening - Overcast
78°F 26°C
Overcast
Very warm with a high of 83°F 28°C, overcast throughout the day, with lower humidity and barometric pressure falling. Winds shifting from the ESE to the SE at 9 mph 15 km/h.

Thursday, September 24, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-24 - Morning - Sunny
74°F 23°C
Sunny
Mid-Afternoon
Belle Fourche Weather - 2026-09-24 - Afternoon - Sunny
84°F 29°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-24 - Evening - Sunny
76°F 25°C
Sunny
Warm and summery near 84°F 29°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the NW at 18 mph 30 km/h.

Friday, September 25, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-25 - Morning - Partly Cloudy
74°F 23°C
Partly Cloudy
Mid-Afternoon
Belle Fourche Weather - 2026-09-25 - Afternoon - Cloudy
92°F 33°C
Cloudy
Early-Evening
Belle Fourche Weather - 2026-09-25 - Evening - Overcast
79°F 26°C
Overcast
Hot and sweltering around 92°F 33°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds switching from the SE to the SSE at 8 mph 13 km/h.

Saturday, September 26, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-26 - Morning - Cloudy
76°F 24°C
Cloudy
Mid-Afternoon
Belle Fourche Weather - 2026-09-26 - Afternoon - Partly Cloudy
90°F 32°C
Partly Cloudy
Early-Evening
Belle Fourche Weather - 2026-09-26 - Evening - Overcast
80°F 27°C
Overcast
Sizzling hot with 90°F 32°C, cloudy in the morning, partly cloudy in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds moving from the WNW to the ESE at 7 mph 11 km/h.

Sunday, September 27, 2026

Mid-Morning
Belle Fourche Weather - 2026-09-27 - Morning - Partly Cloudy
76°F 25°C
Partly Cloudy
Mid-Afternoon
Belle Fourche Weather - 2026-09-27 - Afternoon - Sunny
92°F 34°C
Sunny
Early-Evening
Belle Fourche Weather - 2026-09-27 - Evening - Sunny
82°F 28°C
Sunny
Hot temperatures near 92°F 34°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling. Winds swinging from the SE to the SSE at 5 mph 8 km/h.

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Weather by the Numbers

Mon, 14th
Belle Fourche SD Weather - Monday, Sep 14, 2026 - Sunny
Hi: 76°F 25°C
Lo: 55°F 13°C
Sunrise 06:33 AM
Sunset 07:08 PM
Wind WNW 20 mph32 km/h
Dew Point 38°F3°C
uv Index 5
Barometric Pressure 29.74 in1007 mb
POP 1% *
Humidity 31%
Tue, 15th
Belle Fourche SD Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 71°F 22°C
Lo: 49°F 9°C
Sunrise 06:34 AM
Sunset 07:06 PM
Wind NNW 7 mph11 km/h
Dew Point 39°F4°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 1% *
Humidity 38%
Wed, 16th
Belle Fourche SD Weather - Wednesday, Sep 16, 2026 - Patchy Rain Nearby
Hi: 75°F 24°C
Lo: 53°F 12°C
Sunrise 06:35 AM
Sunset 07:04 PM
Wind ESE 19 mph31 km/h
Dew Point 47°F9°C
uv Index 5
Barometric Pressure 30.09 in1019 mb
POP 10% *
Humidity 41%
Thu, 17th
Belle Fourche SD Weather - Thursday, Sep 17, 2026 - Partly Cloudy
Hi: 92°F 33°C
Lo: 55°F 13°C
Sunrise 06:37 AM
Sunset 07:02 PM
Wind E 6 mph10 km/h
Dew Point 57°F14°C
uv Index 7
Barometric Pressure 29.97 in1015 mb
POP 4% *
Humidity 41%
Fri, 18th
Belle Fourche SD Weather - Friday, Sep 18, 2026 - Overcast
Hi: 86°F 30°C
Lo: 63°F 17°C
Sunrise 06:38 AM
Sunset 07:00 PM
Wind NNW 7 mph12 km/h
Dew Point 56°F13°C
uv Index 6
Barometric Pressure 29.8 in1009 mb
POP 10% *
Humidity 40%
Sat, 19th
Belle Fourche SD Weather - Saturday, Sep 19, 2026 - Light Rain Shower
Hi: 68°F 20°C
Lo: 58°F 14°C
Sunrise 06:39 AM
Sunset 06:58 PM
Wind NE 9 mph15 km/h
Dew Point 56°F14°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 55% *
Humidity 86%
Sun, 20th
Belle Fourche SD Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 82°F 28°C
Lo: 53°F 12°C
Sunrise 06:40 AM
Sunset 06:56 PM
Wind ESE 17 mph27 km/h
Dew Point 49°F9°C
uv Index 6
Barometric Pressure 30.03 in1017 mb
POP 1% *
Humidity 41%
Mon, 21st
Belle Fourche SD Weather - Monday, Sep 21, 2026 - Sunny
Hi: 86°F 30°C
Lo: 59°F 15°C
Sunrise 06:41 AM
Sunset 06:54 PM
Wind E 8 mph13 km/h
Dew Point 48°F9°C
uv Index 7
Barometric Pressure 29.85 in1011 mb
POP 1% *
Humidity 31%
Tue, 22nd
Belle Fourche SD Weather - Tuesday, Sep 22, 2026 - Overcast
Hi: 82°F 28°C
Lo: 64°F 18°C
Sunrise 06:43 AM
Sunset 06:53 PM
Wind E 14 mph22 km/h
Dew Point 55°F13°C
uv Index 6
Barometric Pressure 29.97 in1015 mb
POP 11% *
Humidity 46%
Wed, 23rd
Belle Fourche SD Weather - Wednesday, Sep 23, 2026 - Overcast
Hi: 83°F 28°C
Lo: 64°F 18°C
Sunrise 06:44 AM
Sunset 06:51 PM
Wind ESE 23 mph37 km/h
Dew Point 57°F14°C
uv Index 6
Barometric Pressure 29.85 in1011 mb
POP 11% *
Humidity 47%
Thu, 24th
Belle Fourche SD Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 84°F 29°C
Lo: 67°F 20°C
Sunrise 06:45 AM
Sunset 06:49 PM
Wind WNW 14 mph22 km/h
Dew Point 42°F6°C
uv Index 7
Barometric Pressure 29.8 in1009 mb
POP 0% *
Humidity 25%
Fri, 25th
Belle Fourche SD Weather - Friday, Sep 25, 2026 - Overcast
Hi: 92°F 33°C
Lo: 64°F 18°C
Sunrise 06:46 AM
Sunset 06:47 PM
Wind ESE 10 mph16 km/h
Dew Point 36°F2°C
uv Index 7
Barometric Pressure 29.88 in1012 mb
POP 9% *
Humidity 16%
Sat, 26th
Belle Fourche SD Weather - Saturday, Sep 26, 2026 - Cloudy
Hi: 90°F 32°C
Lo: 68°F 20°C
Sunrise 06:47 AM
Sunset 06:45 PM
Wind N 8 mph12 km/h
Dew Point 39°F4°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 6% *
Humidity 19%
Sun, 27th
Belle Fourche SD Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 92°F 34°C
Lo: 68°F 20°C
Sunrise 06:49 AM
Sunset 06:43 PM
Wind E 5 mph8 km/h
Dew Point 48°F9°C
uv Index 8
Barometric Pressure 29.74 in1007 mb
POP 1% *
Humidity 25%
* POP = Probability of Precipitation. Data for 12:00 PM.