Retirement Lists

Sioux Falls, South Dakota

Part of downtown Sioux Falls and Falls Park on March 16, 2024, taken from the viewing tower at Falls Park

Sioux Falls climate

Sioux Falls has five comfortable months and one of the clearest winter tradeoffs in the city queue

Sioux Falls’s climate display lists an 86°F average summer high, 32 days above 90, a 12°F average winter low, and 163 days below freezing. Humidity is 70 percent, 5 months are comfortable, and solar exposure is 1,519 peak sun hours per year. May through September are the best listed months, while January, February, and December are toughest.

Air quality is Excellent, allergy levels are Poor, and long term fine particle pollution is 5.7 micrograms per cubic meter for the modeled average from 2021 to 2025. Heat risk is Moderate, drought risk is Moderate, and volatility is Moderate. The shorter outdoor window makes heating, insulation, snow, ice, indoor culture, power, and care routes central to home planning.

Living through the seasons

Summers are the easier season. Winter comfort deserves a closer look.

Overall Comfort
Moderate

2.2 / 5

Average Summer High
86°F

Warm · 86°F

Days Above 90°F
32 days/year

Good

Summer Feel
Very Good

3.4 / 5

Average Winter Low
12°F / -11°C

Poor

Days Below Freezing
163 days/year

Poor

Winter Feel
Poor

1 / 5

The shape of the year

Humidity, comfortable months, and sunshine show how the seasons differ.

Humidity
70%

Good

Comfortable Months
5 months

Fair

Solar Exposure
1519 peak sun hrs/yr

Poor

Air, allergies, and weather

Air quality and allergies shape day to day comfort. The best months and weather risks help with timing.

Air and allergies

Air Quality
Excellent

4.7 / 5

Allergy Levels
Poor

Current AQI

Checking…

Current PM2.5

Checking…

Timing and weather

Long Term Fine Particle Pollution
5.7 µg/m³ 2021-2025 modeled average

Good · 5.7 µg/m³ 2021-2025 modeled average

Best Months
May, Jun, Jul, Aug, Sep
Toughest Months
Feb, Jan, Dec
Heat Risk
Moderate

Good

Drought Risk
Moderate
Weather Volatility
Moderate

3.1 / 5

Sioux Falls in everyday life

Could Sioux Falls work for you?

What may work well

  • Sioux Falls has an 86°F average summer high, a defined May through September outdoor season, Excellent air quality, and 1,519 peak sun hours in the climate display.
  • Falls Park, the Greenway loop, the wider trail system, parks, and Washington Pavilion give the comfortable months specific destinations.
  • The 70 percent humidity row and Good air display offer useful home planning facts when paired with Poor allergies and personal sensitivity.

What to think about

  • A 12°F average winter low and 163 days below freezing make heating, pavement, snow, ice, parking, and power important.
  • Only 5 months are comfortable, solar exposure is 1,519 peak sun hours with a Poor display, and allergy levels are Poor.
  • Moderate climate heat and drought rows sit beside High safety storm risk, so climate and emergency planning should remain distinct.

Plan Sioux Falls around cold, snow, and a short outdoor window

  1. Visit in a warm month and a cold month

    Notice cooling, heating, windows, insulation, allergies, snow, ice, parking, lighting, power, and the route from the home to care, groceries, Falls Park, trails, and culture.

  2. Price winter inside the home

    Review utility history, heating, insulation, windows, pipes, roof, snow and ice, lower levels, drainage, power planning, insurance, and maintenance.

  3. Pair outdoor and indoor choices

    Compare Falls Park, the Recreation Trail, the Big Sioux River, city parks, Washington Pavilion, indoor culture, care, family visits, and cold weather alternatives.

  4. Keep climate fields distinct

    Use Excellent air quality, 5.7 micrograms per cubic meter modeled fine particle pollution, Poor allergies, Moderate climate heat and drought, Moderate volatility, and the separate High safety storm row.

Questions retirees ask

What is Sioux Falls’s climate like?

Sioux Falls has an 86°F average summer high, 32 days above 90, a 12°F average winter low, 163 days below freezing, 70 percent humidity, and 5 comfortable months. Allergy levels are Poor, air quality is Excellent, and May through September are the best listed months.

Does Sioux Falls have very cold winters?

The published average winter low is 12°F, with 163 days below freezing. Heating, insulation, snow and ice, winter surfaces, parking, power planning, and indoor choices matter beside the five comfortable months.

Are allergies a concern in Sioux Falls?

The published allergy level is Poor. Pair that label with 70 percent humidity, ventilation, indoor choices, medication planning, and the household’s own sensitivity when reviewing a home and outdoor calendar.

Is Sioux Falls air quality good?

The published air quality field is Excellent, and long term fine particle pollution is 5.7 micrograms per cubic meter for the modeled average from 2021 to 2025. Keep those rows beside Poor allergies, cold, heating, storms, and home ventilation questions.

When is Sioux Falls most comfortable outdoors?

May, June, July, August, and September are the best listed months, and 5 months are comfortable. Falls Park, the Big Sioux trails, the selected home, parking, snow, ice, allergies, and the route back still need to fit the household.

Sioux Falls offers a Very Good summer feel, Excellent air quality, and a clear warm season, but 12°F cold, 163 freezing days, Poor allergies, 5 comfortable months, and High storm risk make the home carry much of the year. For Sioux Falls’s climate plan, choose Save, Compare, or Find my fit.

Sources

Climate comfort helps estimate how practical daily life may feel across the year, especially for heat, humidity, cold, and seasonal constraints.

Seasonal timing, health conditions, air conditioning, air quality, and elevation can change the lived experience.

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