Support Time.now: Join our Premium Plan for an ad-free experience! Support Us: Go Premium Ad-Free!

🇺🇸 Weather in Sioux Falls

Current Weather in Sioux Falls

Red Flag Warning issued April 20 at 6:34AM CDT until April 20 at 8:00PM CDT by NWS Sioux Falls SD
Partly cloudy
21°C
Feels like 21°C. Partly cloudy.
🌬️ 28 km/h SSW
💧 24% Humidity
🧭 1012 hPa
👁️ 16.0 km Visibility
☀️ UV Index: 5.0
🌡️ Dew Point: 2°C
🌅 Sunrise: 06:36 AM
🌇 Sunset: 08:16 PM
Map Overlays:

Hourly Forecast for Sioux Falls

16:00
Sunny
24°
0%
17:00
Sunny
25°
0%
18:00
Sunny
26°
0%
19:00
Sunny
22°
0%
20:00
Sunny
19°
0%
21:00
Clear
17°
0%
22:00
Clear
16°
0%
23:00
Clear
15°
0%
00:00
Clear
15°
0%
01:00
Clear
14°
0%
02:00
Clear
14°
0%
03:00
Clear
13°
0%
04:00
Clear
12°
0%
05:00
Clear
12°
0%
06:00
Clear
11°
0%
07:00
Sunny
12°
0%
08:00
Sunny
14°
0%
09:00
Sunny
16°
0%
10:00
Sunny
19°
0%
11:00
Sunny
21°
0%
12:00
Sunny
23°
0%
13:00
Sunny
25°
0%
14:00
Sunny
26°
0%
15:00
Sunny
27°
0%

14-Day Forecast for Sioux Falls

Mon, Apr 20
Sunny Sunny
26° / -2°
Tue, Apr 21
Sunny Sunny
28° / 10°
Wed, Apr 22
Sunny Sunny
30° / 15°
Thu, Apr 23
Patchy rain nearby Patchy rain nearby
24° / 10°
Fri, Apr 24
Sunny Sunny
15° /
Sat, Apr 25
Patchy rain nearby Patchy rain nearby
/
Sun, Apr 26
Sunny Sunny
16° /
Mon, Apr 27
Overcast Overcast
15° /
Tue, Apr 28
Partly Cloudy Partly Cloudy
18° /
Wed, Apr 29
Patchy rain nearby Patchy rain nearby
14° /
Thu, Apr 30
Sunny Sunny
16° /
Fri, May 01
Partly Cloudy Partly Cloudy
18° /
Sat, May 02
Patchy rain nearby Patchy rain nearby
26° /
Sun, May 03
Sunny Sunny
27° / 12°

Additional Forecasts for Sioux Falls

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 191.8 μg/m³
O₃ (Ozone) 102.0 μg/m³
NO₂ (Nitrogen Dioxide) 4.2 μg/m³
SO₂ (Sulphur Dioxide) 1.6 μg/m³
PM2.5 (Fine particles) 4.5 μg/m³
PM10 (Coarse particles) 5.5 μg/m³

Historical Weather

Weather Forecasts for Other Cities in United States

Weather forecasts for other major cities in 🇺🇸 United States:

New York City · Los Angeles · Brooklyn · Chicago · Houston · Queens · Phoenix · Philadelphia · Manhattan · San Antonio · San Diego · The Bronx · Dallas · Jacksonville · Austin · Fort Worth · Columbus · Indianapolis · Charlotte · San Francisco · Seattle · Denver · Washington, D.C. · Washington · Nashville · El Paso · Oklahoma City · Detroit · Boston · Portland · New South Memphis · Memphis · Las Vegas · Milwaukee · Baltimore · South Boston · Albuquerque · Tucson · Fresno · Sacramento · Omaha · Kansas City · Long Beach · Mesa · Staten Island · Atlanta · Colorado Springs · Virginia Beach · Raleigh · Miami