Tomorrow's forecast
United States of America · America/Chicago · Hourly outlook, rain risk, and planning windows.
Time zone data verified on:
Forecast date: Sunday, May 31, 2026
Feels-like varies by hour; use hourly cards for comfort.
Rain
Keep a light rain plan handy; probability is elevated.
Will it rain tomorrow in Sioux Falls?
Peak estimated rain probability is 59%.
What temperature is expected in Sioux Falls?
Expected range is from 16.4°C to 26.9°C.
Best window to go out in Sioux Falls
Prioritize morning and lower-rain hourly slots for commuting and outdoor tasks.
Humidity
77%
Dew point around 17°
UV index
4 · Moderate
Wind
21 km/h
SE direction
Sun
↑ 05:48
↓ 21:00
Sunrise / Sunset
Precipitation
26.6 mm expected
chance: 59%
Planning for tomorrow in Sioux Falls? Expect a low near 16.4°C, a high near 26.9°C, and up to 59% peak chance of rain. Total precipitation may reach about 26.6 mm.
This page answers searches like weather tomorrow in Sioux Falls, will it rain tomorrow, and the best time to go out.
Start with rain probability by hour, then match temperature swings to your commute, errands, workouts, and deliveries.
When rain risk rises in your preferred slot, shift critical tasks to calmer windows. On warmer days, favor cooler hours for longer outdoor blocks.
Morning: 16.4°C to 20.2°C, rain up to 45%, wind up to 16.6 km/h.
Afternoon: 20.8°C to 26.9°C, rain up to 23%, wind up to 20.8 km/h.
Evening / night: 21.1°C to 26.8°C, rain up to 24%, wind up to 15.5 km/h.
Peak probability is around 59%. Expected accumulation near 26.6 mm. Use the hourly strip above to spot the wettest window.
Weather data by Open-Meteo
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