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Sioux City, United States Snapshot 2026
Where is Sioux City?
Sioux City, United States
- Continent
- Americas
- Country
- United States
- City
- Sioux City
- Population
- 82.8K
- Elevation
- 366 m
- Coordinates
- 42.50°, -96.40°
Sioux City is a city in United States with a population of approximately 82.8K. Average temperatures range from -10°C (15°F) in January to 30°C (86°F) in July. The best time to visit is June, July, August, September. The city sits at an elevation of 366 m above sea level.
Time in Sioux City right now
Open full time & time zone page 13:42 42
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 City
Daylight in Sioux City today
View full sunrise & sunset page Sunrise
Sunset
Day length
15h 17m
Climate normals for Sioux City
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 | -1°C / -10°C | -6°C / -15°C | 5days (29 mm) Good | 6.1h Fair | 71% Muggy | 2.7 Moderate | Poor | View Details |
| February | 2°C / -9°C | -3°C / -14°C | 5days (25 mm) Good | 7.7h Good | 67% Muggy | 3.6 Moderate | Poor | View Details |
| March | 10°C / -1°C | 6°C / -6°C | 7days (69 mm) Good | 8h Good | 65% Muggy | 4.9 Moderate | Poor | View Details |
| April | 16°C / 4°C | 13°C / 0°C | 10days (92 mm) Wet | 9.3h Good | 62% Muggy | 6 High | Fair | View Details |
| May | 22°C / 11°C | 21°C / 9°C | 13days (127 mm) Wet | 9.9h Good | 65% Muggy | 6.7 High | Good | View Details |
| June best | 29°C / 18°C | 30°C / 18°C | 11days (102 mm) Wet | 12.5h Excellent | 65% Muggy | 7.4 Very High | Excellent | View Details |
| July best | 30°C / 20°C | 32°C / 21°C | 8days (70 mm) Wet | 12.5h Excellent | 70% Muggy | 7.3 Very High | Excellent | View Details |
| August best | 29°C / 19°C | 30°C / 19°C | 9days (101 mm) Wet | 11.4h Excellent | 70% Muggy | 6.8 High | Excellent | View Details |
| September best | 26°C / 16°C | 26°C / 15°C | 8days (67 mm) Wet | 9.9h Good | 66% Muggy | 5.8 High | Excellent | View Details |
| October | 18°C / 8°C | 15°C / 4°C | 7days (60 mm) Good | 7.9h Good | 62% Muggy | 4.1 Moderate | Fair | View Details |
| November | 10°C / 0°C | 5°C / -4°C | 5days (30 mm) Good | 6.8h Fair | 66% Muggy | 2.7 Moderate | Poor | View Details |
| December | 3°C / -6°C | -2°C / -11°C | 5days (36 mm) Good | 6.2h Fair | 70% Muggy | 2.1 Moderate | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: -1°C / -10°C . Feb: 2°C / -9°C . Mar: 10°C / -1°C . Apr: 16°C / 4°C . May: 22°C / 11°C . Jun: 29°C / 18°C . Jul: 30°C / 20°C . Aug: 29°C / 19°C . Sep: 26°C / 16°C . Oct: 18°C / 8°C . Nov: 10°C / 0°C . Dec: 3°C / -6°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 29 mm. Feb: 25 mm. Mar: 69 mm. Apr: 92 mm. May: 127 mm. Jun: 102 mm. Jul: 70 mm. Aug: 101 mm. Sep: 67 mm. Oct: 60 mm. Nov: 30 mm. Dec: 36 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 71%. Feb: 67%. Mar: 65%. Apr: 62%. May: 65%. Jun: 65%. Jul: 70%. Aug: 70%. Sep: 66%. Oct: 62%. Nov: 66%. Dec: 70%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 23 km/h . Feb: 23 km/h . Mar: 25 km/h . Apr: 27 km/h . May: 22 km/h . Jun: 22 km/h . Jul: 19 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 City has a population of approximately 82.8K.
The best months to visit Sioux City are June, July, August, September, when temperatures are pleasant and rainfall is lower.
Sioux City receives approximately 808mm of rainfall annually across 93 rainy days.
Sioux City is located in United States, in the Americas region.
Sioux City sits at an elevation of 366 m (1,201 ft) above sea level.