Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
South Sioux City, Nebraska, United States Average Monthly Weather
Weather score53Mixed annual avg
Best months: July, August, June
Across the year, average daytime temperatures are around 15°C, sunshine averages 7.3h per day, and rainfall totals about 657mm.
Annual weather
Annual averages
Temp
15°C
Rain
657mm
Annual total
Sun
7.3h
Weather score
53
Mixed avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 83mm, so some wet days are possible.
Bright
Sunshine averages 11h per day, so bright days are a strong part of the month.
Map
Weather map
Compare South Sioux City, Nebraska, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
July31°C average high
July is one of South Sioux City's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
July83mm average rain
July is wetter than South Sioux City's yearly average, so flexible plans matter more.
Driest monthsJanuary to February and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
July11 hours average sun
July is one of South Sioux City's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
July86 weather score
July is one of South Sioux City's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
