UTC Offset
UTC-05:00
Sioux Falls, United States Snapshot 2026
Where is Sioux Falls?
Sioux Falls, United States
- Continent
- Americas
- Country
- United States
- City
- Sioux Falls
- Population
- 171.5K
- Elevation
- 448 m
- Coordinates
- 43.54°, -96.73°
Sioux Falls is a city in United States with a population of approximately 171.5K. Average temperatures range from -11°C (12°F) in January to 29°C (84°F) in July. The best time to visit is June, July, August, September. The city sits at an elevation of 448 m above sea level.
Time in Sioux Falls right now
Open full time & time zone page 15:41 41
Monday, June 15, 2026
IANA time zone
America/Chicago
Daylight saving
DST in effect
CST / CDT
Next DST change
November 1
backward -1h
Live weather in Sioux Falls
Daylight in Sioux Falls today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 24m
Climate normals for Sioux Falls
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -2°C / -11°C | -8°C / -17°C | 4days (21 mm) Good | 6h Fair | 73% Muggy | 2.5 Moderate | Poor | View Details |
| February | 0°C / -10°C | -5°C / -16°C | 5days (21 mm) Good | 7.8h Good | 68% Muggy | 3.5 Moderate | Poor | View Details |
| March | 8°C / -3°C | 4°C / -8°C | 7days (57 mm) Good | 8.3h Good | 66% Muggy | 4.7 Moderate | Poor | View Details |
| April | 14°C / 3°C | 11°C / -2°C | 10days (86 mm) Wet | 9.3h Good | 63% Muggy | 5.6 High | Fair | View Details |
| May | 21°C / 10°C | 20°C / 7°C | 12days (110 mm) Wet | 10.2h Excellent | 65% Muggy | 6.6 High | Good | View Details |
| June best | 28°C / 17°C | 29°C / 16°C | 10days (110 mm) Wet | 12.5h Excellent | 64% Muggy | 7.2 Very High | Excellent | View Details |
| July best | 29°C / 19°C | 31°C / 19°C | 9days (79 mm) Wet | 12.8h Excellent | 70% Muggy | 7.3 Very High | Excellent | View Details |
| August best | 28°C / 18°C | 29°C / 18°C | 10days (88 mm) Wet | 11.5h Excellent | 71% Muggy | 6.7 High | Excellent | View Details |
| September best | 25°C / 15°C | 24°C / 13°C | 7days (74 mm) Good | 9.7h Good | 66% Muggy | 5.6 High | Excellent | View Details |
| October | 16°C / 7°C | 13°C / 3°C | 7days (62 mm) Good | 7.7h Good | 63% Muggy | 3.9 Moderate | Fair | View Details |
| November | 8°C / -1°C | 4°C / -6°C | 5days (31 mm) Good | 6.6h Fair | 68% Muggy | 2.6 Moderate | Poor | View Details |
| December | 1°C / -7°C | -4°C / -13°C | 5days (36 mm) Good | 5.8h Fair | 72% Muggy | 2.1 Moderate | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: -2°C / -11°C . Feb: 0°C / -10°C . Mar: 8°C / -3°C . Apr: 14°C / 3°C . May: 21°C / 10°C . Jun: 28°C / 17°C . Jul: 29°C / 19°C . Aug: 28°C / 18°C . Sep: 25°C / 15°C . Oct: 16°C / 7°C . Nov: 8°C / -1°C . Dec: 1°C / -7°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 21 mm. Feb: 21 mm. Mar: 57 mm. Apr: 86 mm. May: 110 mm. Jun: 110 mm. Jul: 79 mm. Aug: 88 mm. Sep: 74 mm. Oct: 62 mm. Nov: 31 mm. Dec: 36 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 73%. Feb: 68%. Mar: 66%. Apr: 63%. May: 65%. Jun: 64%. Jul: 70%. Aug: 71%. Sep: 66%. Oct: 63%. Nov: 68%. Dec: 72%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 23 km/h . Feb: 24 km/h . Mar: 25 km/h . Apr: 27 km/h . May: 23 km/h . Jun: 23 km/h . Jul: 20 km/h . Aug: 20 km/h . Sep: 22 km/h . Oct: 24 km/h . Nov: 23 km/h . Dec: 23 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 5. Apr: UV 6. May: UV 7. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Frequently Asked Questions
Sioux Falls has a population of approximately 171.5K.
The best months to visit Sioux Falls are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Sioux Falls receives approximately 775mm of rainfall annually across 91 rainy days.
Sioux Falls is located in United States, in the Americas region.
Sioux Falls sits at an elevation of 448 m (1,470 ft) above sea level.