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Sioux Falls SD Weather - Overcast - 49°F
Overcast
49°F
Updated 2:37 am
Feels Like 44°F
Humidity 79%
Wind NW 9 mph
Barometer  29.9 in
Dew Point 43°F
Sioux Falls SD Weather - Overcast - 9°C
Overcast
9°C
Updated 2:37 am
Feels Like 7°C
Humidity 79%
Wind NW 14 km/h
Barometer  101.2 kPa
Dew Point 6°C
Sioux Falls, SD Weather and Current Conditionssioux falls sd weather forecast

Sioux Falls, SD Weather Forecast

Sioux Falls South Dakota WeatherSioux Falls, South Dakota Weather Weather Forecast
14 day API forecast for Sioux Falls, South Dakota. Note. The 7-day weather forecast for Sioux Falls, SD 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.
Sioux Falls, SD Weather Forecast Dated: 237 AM Tue Oct 13 2026
Expect a cool pattern with a mix of sun and clouds and occasional showers over the coming period. generally humid conditions and no major pressure swings will dominate.

Tuesday, October 13, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-13 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Sioux Falls Weather - 2026-10-13 - Afternoon - Cloudy
62°F 17°C
Cloudy
Early-Evening
Sioux Falls Weather - 2026-10-13 - Evening - Overcast
58°F 15°C
Overcast
Refreshing around 62°F 17°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds out of the NNW at 6 mph 10 km/h.

Wednesday, October 14, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-14 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Sioux Falls Weather - 2026-10-14 - Afternoon - Overcast
61°F 16°C
Overcast
Early-Evening
Sioux Falls Weather - 2026-10-14 - Evening - Overcast
55°F 13°C
Overcast
Mildly cool near 61°F 16°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds switching from the NE to the ENE at 8 mph 13 km/h.

Thursday, October 15, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-15 - Morning - Heavy Rain
48°F 9°C
Heavy Rain
Mid-Afternoon
Sioux Falls Weather - 2026-10-15 - Afternoon - Drizzle
49°F 10°C
Drizzle
Early-Evening
Sioux Falls Weather - 2026-10-15 - Evening - Overcast
50°F 10°C
Overcast
Chilly near 49°F 10°C, showers through the afternoon, tapering off by evening, with lower humidity and barometric pressure rising. Winds moving from the NNE to the NNW at 17 mph 27 km/h. Gusts up to 33 mph 54 km/h.

Friday, October 16, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-16 - Morning - Sunny
39°F 4°C
Sunny
Mid-Afternoon
Sioux Falls Weather - 2026-10-16 - Afternoon - Sunny
50°F 10°C
Sunny
Early-Evening
Sioux Falls Weather - 2026-10-16 - Evening - Sunny
46°F 8°C
Sunny
Crisp with a high near 50°F 10°C, sunny throughout the day, with lower humidity and steady pressure. Winds easing from NNW 14 mph 22 km/h to S 4 mph 6 km/h.

Saturday, October 17, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-17 - Morning - Sunny
40°F 5°C
Sunny
Mid-Afternoon
Sioux Falls Weather - 2026-10-17 - Afternoon - Sunny
59°F 15°C
Sunny
Early-Evening
Sioux Falls Weather - 2026-10-17 - Evening - Sunny
53°F 12°C
Sunny
Refreshing around 59°F 15°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds blowing from the SSW at 20 mph 33 km/h. Gusts up to 37 mph 60 km/h.

Sunday, October 18, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-18 - Morning - Overcast
47°F 8°C
Overcast
Mid-Afternoon
Sioux Falls Weather - 2026-10-18 - Afternoon - Overcast
61°F 16°C
Overcast
Early-Evening
Sioux Falls Weather - 2026-10-18 - Evening - Overcast
56°F 13°C
Overcast
Mildly cool near 61°F 16°C, overcast through the afternoon, turning sunny this evening, with steady humidity and steady pressure. Winds decreasing from S 14 mph 22 km/h to SSE 5 mph 8 km/h.

Monday, October 19, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-19 - Morning - Sunny
51°F 10°C
Sunny
Mid-Afternoon
Sioux Falls Weather - 2026-10-19 - Afternoon - Sunny
63°F 17°C
Sunny
Early-Evening
Sioux Falls Weather - 2026-10-19 - Evening - Sunny
57°F 14°C
Sunny
Comfortable at 63°F 17°C, sunny through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the E to the SSE at 9 mph 14 km/h.

Tuesday, October 20, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-20 - Morning - Partly Cloudy
56°F 13°C
Partly Cloudy
Mid-Afternoon
Sioux Falls Weather - 2026-10-20 - Afternoon - Sunny
68°F 20°C
Sunny
Early-Evening
Sioux Falls Weather - 2026-10-20 - Evening - Sunny
65°F 19°C
Sunny
Enjoyable around 68°F 20°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds blowing from the SSE at 15 mph 25 km/h. Gusts up to 28 mph 45 km/h.

Wednesday, October 21, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-21 - Morning - Cloudy
63°F 17°C
Cloudy
Mid-Afternoon
Sioux Falls Weather - 2026-10-21 - Afternoon - Light Showers
64°F 18°C
Light Showers
Early-Evening
Sioux Falls Weather - 2026-10-21 - Evening - Light Showers
65°F 18°C
Light Showers
Refreshing around 64°F 18°C, dry early, with showers continuing through afternoon and evening, with steady humidity and steady pressure. Winds SSE at 16 mph 25 km/h. Gusts up to 32 mph 51 km/h.

Thursday, October 22, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-22 - Morning - Scattered Showers
65°F 18°C
Scattered Showers
Mid-Afternoon
Sioux Falls Weather - 2026-10-22 - Afternoon - Light Rain
66°F 19°C
Light Rain
Early-Evening
Sioux Falls Weather - 2026-10-22 - Evening - Scattered Showers
65°F 19°C
Scattered Showers
Mildly cool near 66°F 19°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds shifting from the SSE to the S at 12 mph 19 km/h. Gusts up to 24 mph 38 km/h.

Friday, October 23, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-23 - Morning - Overcast
47°F 8°C
Overcast
Mid-Afternoon
Sioux Falls Weather - 2026-10-23 - Afternoon - Sunny
51°F 10°C
Sunny
Early-Evening
Sioux Falls Weather - 2026-10-23 - Evening - Sunny
47°F 8°C
Sunny
Chilly near 51°F 10°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure rising. Winds turning from the W to the WNW at 17 mph 27 km/h. Gusts up to 31 mph 50 km/h.

Saturday, October 24, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-24 - Morning - Sunny
40°F 4°C
Sunny
Mid-Afternoon
Sioux Falls Weather - 2026-10-24 - Afternoon - Sunny
49°F 10°C
Sunny
Early-Evening
Sioux Falls Weather - 2026-10-24 - Evening - Sunny
47°F 8°C
Sunny
Crisp with a high near 49°F 10°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds switching from the WNW to the SW at 6 mph 9 km/h.

Sunday, October 25, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-25 - Morning - Partly Cloudy
44°F 6°C
Partly Cloudy
Mid-Afternoon
Sioux Falls Weather - 2026-10-25 - Afternoon - Sunny
55°F 13°C
Sunny
Early-Evening
Sioux Falls Weather - 2026-10-25 - Evening - Sunny
49°F 9°C
Sunny
Brisk around 55°F 13°C, sunny throughout the day, with lower humidity and steady pressure.

Monday, October 26, 2026

Mid-Morning
Sioux Falls Weather - 2026-10-26 - Morning - Sunny
45°F 7°C
Sunny
Mid-Afternoon
Sioux Falls Weather - 2026-10-26 - Afternoon - Partly Cloudy
56°F 13°C
Partly Cloudy
Early-Evening
Sioux Falls Weather - 2026-10-26 - Evening - Sunny
50°F 10°C
Sunny
Cool and brisk at 56°F 13°C, sunny through the afternoon, turning overcast this evening, with lower humidity and steady pressure.

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Weather by the Numbers

Tue, 13th
Sioux Falls SD Weather - Tuesday, Oct 13, 2026 - Sunny
Hi: 62°F 17°C
Lo: 44°F 6°C
Sunrise 07:39 AM
Sunset 06:46 PM
Wind N 9 mph14 km/h
Dew Point 40°F5°C
uv Index 4
Barometric Pressure 29.97 in1015 mb
POP 3% *
Humidity 57%
Wed, 14th
Sioux Falls SD Weather - Wednesday, Oct 14, 2026 - Sunny
Hi: 61°F 16°C
Lo: 43°F 6°C
Sunrise 07:40 AM
Sunset 06:45 PM
Wind NE 9 mph15 km/h
Dew Point 39°F4°C
uv Index 3
Barometric Pressure 30.18 in1022 mb
POP 3% *
Humidity 55%
Thu, 15th
Sioux Falls SD Weather - Thursday, Oct 15, 2026 - Moderate Rain
Hi: 54°F 12°C
Lo: 45°F 7°C
Sunrise 07:41 AM
Sunset 06:43 PM
Wind N 14 mph23 km/h
Dew Point 47°F8°C
uv Index 0
Barometric Pressure 30.12 in1020 mb
POP 86% *
Humidity 94%
Fri, 16th
Sioux Falls SD Weather - Friday, Oct 16, 2026 - Sunny
Hi: 51°F 11°C
Lo: 37°F 3°C
Sunrise 07:43 AM
Sunset 06:41 PM
Wind NNW 13 mph20 km/h
Dew Point 28°F-2°C
uv Index 3
Barometric Pressure 30.65 in1038 mb
POP 2% *
Humidity 50%
Sat, 17th
Sioux Falls SD Weather - Saturday, Oct 17, 2026 - Sunny
Hi: 59°F 15°C
Lo: 38°F 3°C
Sunrise 07:44 AM
Sunset 06:40 PM
Wind S 21 mph34 km/h
Dew Point 31°F-0°C
uv Index 4
Barometric Pressure 30.24 in1024 mb
POP 1% *
Humidity 46%
Sun, 18th
Sioux Falls SD Weather - Sunday, Oct 18, 2026 - Overcast
Hi: 63°F 17°C
Lo: 44°F 7°C
Sunrise 07:45 AM
Sunset 06:38 PM
Wind SSW 14 mph23 km/h
Dew Point 38°F3°C
uv Index 3
Barometric Pressure 29.94 in1014 mb
POP 13% *
Humidity 53%
Mon, 19th
Sioux Falls SD Weather - Monday, Oct 19, 2026 - Sunny
Hi: 64°F 18°C
Lo: 46°F 8°C
Sunrise 07:46 AM
Sunset 06:37 PM
Wind SE 6 mph9 km/h
Dew Point 48°F9°C
uv Index 4
Barometric Pressure 30.09 in1019 mb
POP 5% *
Humidity 68%
Tue, 20th
Sioux Falls SD Weather - Tuesday, Oct 20, 2026 - Sunny
Hi: 69°F 21°C
Lo: 54°F 12°C
Sunrise 07:47 AM
Sunset 06:35 PM
Wind SSE 15 mph24 km/h
Dew Point 51°F10°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 5% *
Humidity 66%
Wed, 21st
Sioux Falls SD Weather - Wednesday, Oct 21, 2026 - Light Rain Shower
Hi: 65°F 18°C
Lo: 61°F 16°C
Sunrise 07:49 AM
Sunset 06:33 PM
Wind SSE 16 mph26 km/h
Dew Point 61°F16°C
uv Index 4
Barometric Pressure 29.88 in1012 mb
POP 65% *
Humidity 91%
Thu, 22nd
Sioux Falls SD Weather - Thursday, Oct 22, 2026 - Light Rain Shower
Hi: 66°F 19°C
Lo: 59°F 15°C
Sunrise 07:50 AM
Sunset 06:32 PM
Wind S 11 mph18 km/h
Dew Point 64°F18°C
uv Index 4
Barometric Pressure 29.71 in1006 mb
POP 71% *
Humidity 93%
Fri, 23rd
Sioux Falls SD Weather - Friday, Oct 23, 2026 - Sunny
Hi: 55°F 13°C
Lo: 43°F 6°C
Sunrise 07:51 AM
Sunset 06:30 PM
Wind W 23 mph37 km/h
Dew Point 37°F3°C
uv Index 3
Barometric Pressure 29.91 in1013 mb
POP 5% *
Humidity 66%
Sat, 24th
Sioux Falls SD Weather - Saturday, Oct 24, 2026 - Sunny
Hi: 50°F 10°C
Lo: 37°F 3°C
Sunrise 07:52 AM
Sunset 06:29 PM
Wind WNW 12 mph19 km/h
Dew Point 31°F-0°C
uv Index 3
Barometric Pressure 30.33 in1027 mb
POP 3% *
Humidity 58%
Sun, 25th
Sioux Falls SD Weather - Sunday, Oct 25, 2026 - Sunny
Hi: 55°F 13°C
Lo: 40°F 4°C
Sunrise 07:54 AM
Sunset 06:27 PM
Wind W 7 mph11 km/h
Dew Point 38°F3°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 4% *
Humidity 62%
Mon, 26th
Sioux Falls SD Weather - Monday, Oct 26, 2026 - Sunny
Hi: 56°F 14°C
Lo: 42°F 5°C
Sunrise 07:55 AM
Sunset 06:26 PM
Wind W 4 mph6 km/h
Dew Point 40°F4°C
uv Index 4
Barometric Pressure 30.36 in1028 mb
POP 6% *
Humidity 63%
* POP = Probability of Precipitation. Data for 12:00 PM.