easeweather.com
Sioux Falls (SD)
Akron (OH)Albuquerque (NM)Alexandria (VA)Anaheim (CA)Anchorage (AK)Arlington (VA)Asheville (NC)Atlanta (GA)Atlantic City (NJ)Austin (TX)Baltimore (MD)Baton Rouge (LA)Birmingham (AL)Boston (MA)Bowling Green (KY)Brooklyn (NY)Buffalo (NY)Cape Coral (FL)Charlotte (NC)Chattanooga (TN)Chicago (IL)Cincinnati (OH)Cleveland (OH)Colorado Springs (CO)Columbus (OH)Corpus Christi (TX)Dallas (TX)Dayton (OH)Daytona Beach (FL)Denver (CO)Des Moines (IA)Detroit (MI)El Paso (TX)Fairbanks (AK)Fort Lauderdale (FL)Fort Wayne (IN)Fort Worth (TX)Gatlinburg (TN)Grand Rapids (MI)Harrisburg (PA)Honolulu (HI)Houston (TX)Huntsville (AL)Indianapolis (IN)Jackson (MS)Jacksonville (FL)Juneau (AK)Kansas City (MO)Ketchikan (AK)Key West (FL)Knoxville (TN)Las Vegas (NV)Lexington (KY)Lincoln (NE)Little Rock (AR)Los Angeles (CA)Louisville (KY)Madison (WI)Manhattan (NY)Memphis (TN)Miami (FL)Milwaukee (WI)Minneapolis (MN)Mobile (AL)Montgomery (AL)Nashville (TN)New Orleans (LA)New York City (NY)Newark (NJ)Oklahoma City (OK)Omaha (NE)Orlando (FL)Philadelphia (PA)Phoenix (AZ)Pittsburgh (PA)Portland (OR)Richmond (VA)Sacramento (CA)Salt Lake City (UT)San Antonio (TX)San Diego (CA)San Francisco (CA)San Jose (CA)Savannah (GA)Seattle (WA)
Sioux Falls (SD)
Sitka (AK)Skagway (AK)Springfield (MO)St. Louis (MO)St. Petersburg (FL)Tallahassee (FL)Tampa (FL)Toledo (OH)Traverse City (MI)Tulsa (OK)Tyler (TX)Vancouver (WA)Virginia Beach (VA)WashingtonWinston-Salem (NC) More Locations
United States weather

Weather in Sioux Falls, South Dakota for May 2027

Your guide to Sioux Falls weather in May - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Sioux Falls during May is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Sioux Falls at the beginning of May is 17.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.3 °C by the end of May.

    • Rain 🌧️

  • Sioux Falls experiences moderate rainfall in May, with an average of 8 rainy days and a total precipitation of 103.3 mm.

    • More

  • Is May a good time to visit Sioux Falls? check out the best time to travel to Sioux Falls page.

  • ✨ Is May a good time to visit Sioux Falls? – Ask the AI Weatherman

Average dry days
22
Dry days
Average rainy days
8
Rainy days
Average snowy days
1
Snow days
Average temperatures
21°/10°
Temperatures
Average wind speed
23 km/h
Avg max wind
Average humidity
64 %
Avg humidity

Sioux Falls Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
16°
2
Light rain
16°
3
Patchy rain possible
18°
4
Patchy rain possible
18°
5
Sunny
18°
6
Light rain
19°
7
Thundery outbreaks possible
20°
8
Light rain shower
20°
9
Light rain shower
21°
10
Patchy light drizzle
22°
11
Partly cloudy
26°
12
Thundery outbreaks possible
26°
13
Sunny
25°
14
Sunny
26°
15
Moderate rain
23°
16
Mist
20°
17
Light rain
21°
18
Patchy light drizzle
17°
19
Light rain
14°
20
Sunny
15°
21
Moderate snow
16°
22
Light rain
19°
23
Light rain
21°
24
Patchy rain possible
21°
25
Patchy rain possible
23°
26
Patchy rain possible
23°
27
Light rain
22°
28
Partly cloudy
22°
29
Patchy rain possible
22°
30
Light rain
24°
31
Moderate or heavy rain shower
26°

Temperatures trend during May in Sioux Falls

See the weather trend as well as the moving average line

May weather in Sioux Falls day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
May 1 Overcast
Overcast
 16° /6° 0 mm 0 cm
May 2 Light rain
Light rain
 16° /5° 4.2 mm 0 cm
May 3 Patchy rain possible
Patchy rain possible
 18° /7° 1.4 mm 0 cm
May 4 Patchy rain possible
Patchy rain possible
 18° /7° 1.6 mm 0 cm
May 5 Sunny
Sunny
 18° /6° 0 mm 0 cm
May 6 Light rain
Light rain
 19° /6° 6.6 mm 0 cm
May 7 Thundery outbreaks possible
Thundery outbreaks possible
 20° /8° 0 mm 0 cm
May 8 Light rain shower
Light rain shower
 20° /7° 1.5 mm 0 cm
May 9 Light rain shower
Light rain shower
 21° /9° 1.2 mm 0 cm
May 10 Patchy light drizzle
Patchy light drizzle
 22° /9° 0.1 mm 0 cm
May 11 Partly cloudy
Partly cloudy
 26° /10° 0.1 mm 0 cm
May 12 Thundery outbreaks possible
Thundery outbreaks possible
 26° /13° 1.1 mm 0 cm
May 13 Sunny
Sunny
 25° /11° 0.5 mm 0 cm
May 14 Sunny
Sunny
 26° /13° 0 mm 0 cm
May 15 Moderate rain
Moderate rain
 23° /14° 22.6 mm 0 cm
May 16 Mist
Mist
 20° /9° 0 mm 0 cm
May 17 Light rain
Light rain
 21° /10° 6.5 mm 0 cm
May 18 Patchy light drizzle
Patchy light drizzle
 17° /8° 1.2 mm 0 cm
May 19 Light rain
Light rain
 14° /9° 9.9 mm 0 cm
May 20 Sunny
Sunny
 15° /3° 0 mm 0 cm
May 21 Moderate snow
Moderate snow
 16° /5° 12 mm 6.2 cm
May 22 Light rain
Light rain
 19° /9° 5.6 mm 0 cm
May 23 Light rain
Light rain
 21° /10° 8.9 mm 0 cm
May 24 Patchy rain possible
Patchy rain possible
 21° /11° 1.3 mm 0 cm
May 25 Patchy rain possible
Patchy rain possible
 23° /12° 1.2 mm 0 cm
May 26 Patchy rain possible
Patchy rain possible
 23° /13° 0.1 mm 0 cm
May 27 Light rain
Light rain
 22° /12° 4.1 mm 0 cm
May 28 Partly cloudy
Partly cloudy
 22° /12° 0.3 mm 0 cm
May 29 Patchy rain possible
Patchy rain possible
 22° /13° 0.8 mm 0 cm
May 30 Light rain
Light rain
 24° /15° 3.2 mm 0 cm
May 31 Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /16° 7.3 mm 0 cm
Next
Important Notice
Our weather forecast for Sioux Falls in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sioux Falls forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Sioux Falls in May - FAQ

What are the expected maximum and minimum temperatures in Sioux Falls during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Sioux Falls during May?
Significant rainfall exceeding 103.3 mm is expected in Sioux Falls during May, occurring over more than 8 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Sioux Falls in May 2027?
Sioux Falls typically sees 6.2 cm of snowfall during May.

What are the typical wind conditions in Sioux Falls during May?
The average wind speed in Sioux Falls during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.

Sioux Falls snow forecast May 2027

Track daily snowfall levels and discover Sioux Falls’s snowy potential this May ❄️
On average, Sioux Falls sees 1 snowy days during May, with approximately 6.2 cm of total snowfall.

May rainfall patterns in Sioux Falls

Explore the daily rainfall trends and prepare for Sioux Fallss May weather 💧
Typically, Sioux Falls has 8 rainy days in May with a total of 103.3 mm of rainfall.

UV exposure in Sioux Falls during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Quick links
More Sioux Falls weather pages
You are here
Location coordinates Where is Sioux Falls?

Get accurate weather forecasts for Sioux Falls, located at latitude 43.55 and longitude -96.7. Stay updated with localized weather information tailored for Sioux Falls.

Found a mistake?
We appreciate your attention to details. Tell us here.