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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Perspective Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
The live forecast above shows the current conditions for Sioux Falls, the largest city in South Dakota, where the continental climate brings hot summers and bitterly cold winters, with today’s temperature typical of the season.
What is the weather like in Sioux Falls right now?
The live forecast above provides the real-time temperature in Celsius, along with humidity and wind. For those checking the sioux falls weather hourly view, the trend shows a stable pattern through the afternoon. The sioux falls weather radar loop on the National Weather Service site confirms no precipitation is approaching the city at this time. If you need a longer outlook, the weather in sioux falls 10 days or even a sioux falls weather forecast 14 day can be found through that same radar page.
What is the typical weather pattern for Sioux Falls?
Looking at sioux falls weather by month, July is the warmest month with average highs near 30°C (86°F), while January averages -10°C (14°F). Snowfall is common from November through March, averaging about 120 cm annually. The sioux falls weather year round pattern includes frequent thunderstorms in spring and early summer, with occasional tornado watches. For visitors from Canada, temperatures are often reported in Fahrenheit locally, so a quick conversion to Celsius helps. The sioux falls weather fahrenheit readings are easy to translate using a standard formula.
When is the best time to visit Sioux Falls?
Late spring (May–June) and early autumn (September–October) offer mild temperatures and lower humidity. July and August can be very hot, while winter is cold and snowy.
How much snow does Sioux Falls get?
Sioux Falls averages about 120 cm of snow annually, with the heaviest accumulation from December through February. Blizzard conditions are possible a few times each winter.
Does Sioux Falls experience severe weather?
Yes. Tornadoes and severe thunderstorms occur primarily in late spring and early summer. The city is part of “Tornado Alley,” so monitoring weather warnings is advised.
Sources
For a broader look at conditions across the country, visit our Canada weather hub. If you’re comparing winter temperatures, our Calgary Weather page may be useful.