Sioux Falls, SD weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Sioux Falls now
Loading the National Weather Service forecast…
Sioux Falls weather by the hour
Sioux Falls weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Sioux Falls.
This week in Sioux Falls
Sunrise, sunset and moon in Sioux Falls
What is the weather usually like in Sioux Falls?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 85°F average high
- Januarycoldest month · 7°F average low
- 28.3 inprecipitation per year · 719 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Sioux Falls: May–June and August–September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station SIOUX FALLS WFO AP, SD US (USC00397666), adjusted for the elevation of Sioux Falls.
Sioux Falls weather month by month
Sunrise and sunset in Sioux Falls through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:55 AM | 5:17 PM | 9 h 22 min |
| February | 7:23 AM | 5:58 PM | 10 h 35 min |
| March | 7:36 AM | 7:34 PM | 11 h 57 min |
| April | 6:42 AM | 8:11 PM | 13 h 29 min |
| May | 6:00 AM | 8:46 PM | 14 h 46 min |
| June | 5:43 AM | 9:11 PM | 15 h 28 min |
| July | 5:58 AM | 9:07 PM | 15 h 9 min |
| August | 6:30 AM | 8:32 PM | 14 h 1 min |
| September | 7:05 AM | 7:38 PM | 12 h 33 min |
| October | 7:39 AM | 6:45 PM | 11 h 5 min |
| November | 7:19 AM | 5:03 PM | 9 h 44 min |
| December | 7:51 AM | 4:52 PM | 9 h 1 min |
Times for the 15th of each month, local time (America/Chicago).
What is the weather like in Sioux Falls?
Sioux Falls has a hot-summer humid continental climate. The warmest month is July, with an average high of 85°F (29°C), and the coldest is January, with average lows of 7°F (-14°C).
It gets about 28.3 inches (719 mm) of precipitation a year. The wettest month is June and the driest is January.
The best time to visit Sioux Falls is May–June and August–September. At 1,470 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Sioux Falls
Weather in towns near Sioux Falls
Questions about the weather in Sioux Falls
What is the hottest month in Sioux Falls?
July, with an average high of 85°F (29°C).
What is the coldest month in Sioux Falls?
January, with an average low of 7°F (-14°C).
How much does it rain in Sioux Falls?
About 28.3 inches (719 mm) a year; the wettest month is June.
Does it snow in Sioux Falls?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Sioux Falls?
May–June and August–September, when temperatures are most pleasant and rainy days are fewer.
What climate does Sioux Falls have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Sioux Falls in November?
Highs average 44°F and lows 24°F, with about 1.2 inches of precipitation.
What time is sunrise in Sioux Falls?
Around 7:19 AM in mid-November, and sunset around 5:03 PM. Today’s exact times are shown above.
Where does this Sioux Falls weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Sioux Falls.
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