Climate averages 1991–2020
Sioux Falls weather
in March.
A cold, moderately wet month: the 8th warmest and the 5th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
March is a cold month in Sioux Falls: daytime highs average 6.6°C and nights cool to about -4.2°C. By daytime temperature it is the 8th warmest of the 12 months.
Expect about 46 mm of rain on roughly 7 days, which makes March a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 54 min on an average March day.
The nearest other city in this atlas is Sioux City (119 km away). In March its highs average 8.2°C, 1.7°C warmer than Sioux Falls, with 55 mm of rain.
Among the 498 cities listed in the United States, Sioux Falls ranks joint 446th of 498 for the warmest March highs and joint 65th of 498 for the driest March (rainfall, lowest first). The mean March high of those 498 cities is 14.9°C; Sioux Falls is 8.4°C cooler than that mean.
From March to April, average highs rise by 7.1°C to 13.6°C, and monthly rainfall rises from 46 mm to 91 mm.
The annual picture
March 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 Falls climate table
| Month | Average highHigh / low | Average low | Precipitation mm/month | Wet days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | -3.5°C-12.8°C | -12.8°C | 20 | 4.7 | 9.39 h |
| February | -0.5°C-10.4°C | -10.4°C | 24 | 4.9 | 10.510 h |
| March, selected | 6.6°C-4.2°C | -4.2°C | 46 | 6.6 | 11.912 h |
| April | 13.6°C2.6°C | 2.6°C | 91 | 10.3 | 13.413 h |
| May | 19.9°C9.5°C | 9.5°C | 114 | 12.5 | 14.715 h |
| June | 25.2°C15.4°C | 15.4°C | 130 | 12.5 | 15.415 h |
| July | 27.7°C18.2°C | 18.2°C | 84 | 8.9 | 15.115 h |
| August | 26.6°C17.1°C | 17.1°C | 85 | 8.8 | 14.014 h |
| September | 22.6°C12.8°C | 12.8°C | 80 | 7.9 | 12.613 h |
| October | 14.7°C5.3°C | 5.3°C | 61 | 7.0 | 11.111 h |
| November | 6.0°C-2.7°C | -2.7°C | 40 | 5.5 | 9.710 h |
| December | -1.3°C-9.5°C | -9.5°C | 27 | 5.0 | 9.09 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
March in nearby cities
- Sioux City in MarchUnited States · 119 kmHigh 8.2°C · Low -2.7°C · 55 mm rain
- Omaha in MarchUnited States · 262 kmHigh 9.9°C · Low -1.0°C · 60 mm rain
- Lincoln in MarchUnited States · 305 kmHigh 10.8°C · Low -0.4°C · 54 mm rain
- Plymouth, United States in MarchUnited States · 307 kmHigh 4.6°C · Low -4.8°C · 51 mm rain
- Bloomington (Minnesota), United States in MarchUnited States · 309 kmHigh 5.0°C · Low -4.4°C · 54 mm rain
- Minneapolis in MarchUnited States · 319 kmHigh 4.9°C · Low -4.8°C · 51 mm rain
- Brooklyn Park in MarchUnited States · 319 kmHigh 4.8°C · Low -4.9°C · 51 mm rain
- Saint Paul in MarchUnited States · 329 kmHigh 5.0°C · Low -4.6°C · 52 mm rain
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 Falls) is explained once on the Sioux Falls year overview and on the Sources, method and limits page.