Climate averages 1991–2020
Sioux City weather
in February.
A cold month with light precipitation: the 10th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
February is a cold month in Sioux City: daytime highs average 1.1°C and nights cool to about -9.0°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 27 mm of precipitation on roughly 5 days, which makes February a month with light precipitation (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 31 min on an average February day.
The nearest other city in this atlas is Sioux Falls (119 km away). In February its highs average -0.5°C, 1.6°C cooler than Sioux City, with 24 mm of precipitation.
Among the 498 cities listed in the United States, Sioux City ranks joint 451st of 498 for the warmest February highs and joint 43rd of 498 for the driest February (precipitation, lowest first). The mean February high of those 498 cities is 11.1°C; Sioux City is 10.0°C cooler than that mean.
From February to March, average highs rise by 7.1°C to 8.2°C, and monthly precipitation rises from 27 mm to 55 mm.
The annual picture
February in context
Monthly precipitation
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Sioux City climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -1.9°C-11.2°C | -11.2°C | 23 | 4.7 | 9.49 h |
| February, selected | 1.1°C-9.0°C | -9.0°C | 27 | 5.1 | 10.511 h |
| March | 8.2°C-2.7°C | -2.7°C | 55 | 7.0 | 11.912 h |
| April | 15.0°C3.9°C | 3.9°C | 101 | 10.6 | 13.313 h |
| May | 21.0°C10.6°C | 10.6°C | 126 | 12.6 | 14.615 h |
| June | 26.3°C16.5°C | 16.5°C | 123 | 11.8 | 15.215 h |
| July | 28.7°C19.3°C | 19.3°C | 75 | 8.8 | 15.015 h |
| August | 27.5°C18.1°C | 18.1°C | 98 | 9.4 | 13.914 h |
| September | 23.8°C13.8°C | 13.8°C | 75 | 7.6 | 12.513 h |
| October | 16.1°C6.5°C | 6.5°C | 61 | 7.3 | 11.111 h |
| November | 7.6°C-1.3°C | -1.3°C | 40 | 5.4 | 9.810 h |
| December | 0.3°C-8.0°C | -8.0°C | 30 | 5.2 | 9.19 h |
Precipitation (rain or snow, as water) is the average of the 30 separate monthly totals. A wet day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
February in nearby cities
- Sioux Falls in FebruaryUnited States · 119 kmHigh -0.5°C · Low -10.4°C · 24 mm precipitation
- Omaha in FebruaryUnited States · 143 kmHigh 2.7°C · Low -7.3°C · 32 mm rain
- Lincoln in FebruaryUnited States · 190 kmHigh 3.8°C · Low -6.5°C · 31 mm rain
- Des Moines in FebruaryUnited States · 251 kmHigh 1.4°C · Low -8.1°C · 40 mm precipitation
- Saint Joseph in FebruaryUnited States · 330 kmHigh 4.9°C · Low -4.9°C · 44 mm rain
- Rochester (Minnesota), United States in FebruaryUnited States · 360 kmHigh -2.1°C · Low -10.8°C · 30 mm precipitation
- Bloomington (Minnesota), United States in FebruaryUnited States · 360 kmHigh -2.1°C · Low -11.0°C · 27 mm precipitation
- Plymouth, United States in FebruaryUnited States · 366 kmHigh -2.6°C · Low -11.3°C · 26 mm precipitation
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Sioux City) is explained once on the Sioux City year overview and on the Sources, method and limits page.