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WeatherLive › South Dakota › Sioux Falls

Sioux Falls, SD Weather

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherSioux Falls · 1:23 PM CDT
30° | 17°
26°C
Feels like 25°
Showers
WindS 13 mph · Gusts 15 mph
Precip73% · 0.39 in
Humidity62% · Dew point 18°
UV index8 High
Air Quality43 Good
Pressure29.91 inHg
Visibility6 mi
Sunrise / Sunset6:41 AM · 8:16 PM · 13h 35m

Weather map — Sioux Falls

Full radar →
Now
26°
0.05 in
13 mph
14:00
29°
0.05 in
13 mph
15:00
30°
0.05 in
13 mph
16:00
30°
1%
12 mph
17:00
30°
1%
12 mph
18:00
29°
1%
12 mph
19:00
28°
1%
12 mph
20:00
26°
13%
12 mph
21:00
27°
16%
10 mph
22:00
26°
18%
10 mph
23:00
25°
19%
10 mph
00:00
21°
19%
8 mph
01:00
21°
7%
8 mph
02:00
20°
15%
8 mph
03:00
20°
20%
6 mph
04:00
20°
30%
7 mph
05:00
19°
0.07 in
5 mph
06:00
19°
53%
6 mph
07:00
19°
56%
7 mph
08:00
20°
32%
4 mph
09:00
18°
28%
3 mph
10:00
21°
11%
7 mph
11:00
25°
4%
8 mph
12:00
28°
2%
8 mph

Today · Mon 8/24

High 30°
73% / 0.39 in

Sunny. Winds S at 15 mph.

Tonight · Mon 8/24

Low 18°
16% / –

Mostly cloudy. Winds S at 10 mph.

Tomorrow · Tue 8/25

34° | 18°
57% / 0.10 in

Sunny. Winds NW at 13 mph.

7-day trend

Sioux Falls · temperature + precipitation

10-day forecast

Updated 1:23 PM

Details & indices

Wind
13 mph S
Gusts 15 mph
Humidity
62%
Dew point 18°
Pressure
29.91 inHg
Rising
UV index
8 — High
High today
Air Quality
Good
AQI 43 · US EPA
Allergy
High
Ragweed
Visibility
6 mi
Clear view
Allergy — Sioux Falls

🌿 Conditions right now

View all →
Birch
None
Grass
Moderate
Oak
None
Alder
None
Hazel
None
Mugwort
Moderate
Ragweed
Moderate

Sun & moon

Sunrise6:41 AM
Sunset8:16 PM
Length of day13h 35m
Moonrise6:46 PM
Moonset2:42 AM
Moon phase🌔 Waxing Gibbous · 89%
Next full moonAug 27 Sturgeon Moon
Latitude43.5437°N
Longitude-96.7280°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Fair
Line-drying weather
Grilling
Fair
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
1991-2020 climate normals — Sioux Falls

Monthly normals

Full climate page →
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max (°F) -3° -1° 8° 14° 22° 28° 29° 28° 25° 16° 7° 1°
Min (°F) -11° -11° -3° 2° 10° 17° 19° 18° 15° 6° -2° -7°
Precip (in) 0.9 0.8 2.5 3.4 4.1 4.4 2.6 3.2 1.9 2.3 1.3 1.6
Warmest: Jul · ⌀ 84°F Coldest: Jan · ⌀ 12°F Wettest: Jun · 4.4 in
Data sources · Monday, August 24
Where the Sioux Falls forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 43.5437°N, -96.7280°.
NBM + global weather models
Updated: 1:23 PM
ZIP codes in Sioux Falls
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57055
Sioux Falls
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57101
Sioux Falls
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57103
Sioux Falls
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57104
Sioux Falls
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57105
Sioux Falls
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57106
Sioux Falls
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57107
Sioux Falls
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57108
Sioux Falls
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57109
Sioux Falls
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57110
Sioux Falls
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57117
Sioux Falls
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57118
Sioux Falls
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57186
Sioux Falls
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57193
Sioux Falls
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57197
Sioux Falls
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57198
Sioux Falls
Weather in Sioux Falls
Over the next 10 days Sioux Falls tops out around 34° (Tuesday) and dips to 15° on the coolest night (Sunday). Models drop roughly 1.3 in of precipitation across the stretch — watch Friday (75%). Expect a blustery spell — gusts near 32 mph on Friday. No watches or warnings are active for the area right now. Right now Sioux Falls is running about 63° warmer than Mason City. Longer view: four full seasons with serious winter and real summer heat.
Sioux Falls, SD · Elev 1,470 ft · 43.54°N, 96.73°W · South Dakota · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 1:23 PM