Sioux Falls Weather in June
June in Sioux Falls brings high temperatures, with daytime highs of 26°C (79°F) and nights around 14°C (57°F). It's also the wettest month of the year, so an umbrella is a must.
Rainfall in Sioux Falls in June
With the most rainfall occurring this month, it's practical to keep an umbrella handy for sudden downpours. Typically, you can expect about 13 days of rain this month, with 124 mm (4.9 in) on average. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Sioux Falls in June
June in Sioux Falls brings typical temperatures with highs around 26°C (79°F) and lows of 14°C (57°F). June is a notable month of the summer season. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 14°C (57°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.For Sioux Falls itself, May, July, August and September generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sioux Falls's climate page.
Sioux Falls Temperature in June
Min Temperature
14°C (57°F)
Max Temperature
26°C (79°F)
Chance of Rain
43%
Precipitation
124 mm (4.9 in)
Rainy days
13 days
Humidity
65%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sioux Falls typically rise from around 25°C (77°F) at the start of June to approximately 28°C (82°F) by the end. Nights are pleasant, with lows typically ranging from 12°C (54°F) to 17°C (63°F).
Average temperatures in June
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather for Sioux Falls in June
Browse day-by-day weather records for Sioux Falls spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sioux Falls historical weather extremes in June
Based on 49 years of weather observations in Sioux Falls between 1976 and 2025, these are the recorded extremes.
- On June 21, 1988, temperatures climbed to 43°C (109°F), marking the warmest June day on record.
- Sioux Falls registered its coldest June night on June 3, 1998, with temperatures dropping to 3°C (37°F).
Best Places in the United States of America in June
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in June →
perfect weather
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What to Wear in Sioux Falls in June
Warm weather calls for comfortable, breathable clothing in June. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Sioux Falls in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sioux Falls's climate page.
See the full Sioux Falls climate overview or explore weather in the United States of America.
