For Business
|
Warnings
Data Suite
Forensics
Advertising
Superior Accuracy™

Halloween forecast: See where trick-or-treaters will need an umbrella.

Sioux Falls, SD

Location

Location News Videos

Use Current Location

Recent

Sioux Falls

South Dakota

No results found.

Try searching for a city, zip code or point of interest.

Create Your Account Unlock extended daily and hourly forecasts — all with your free account.

Have an account already? Log In

settings

Sioux Falls, SD Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

4 PM

76°

RealFeel® 72°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Intermittent clouds

RealFeel Shade™71°

WindSSE 24 mph

Air QualityPoor

Max UV Index1.3 (Low)

Wind Gusts37 mph

Humidity44%

Indoor Humidity44% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling18700 ft

5 PM

75°

RealFeel® 71°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly cloudy

RealFeel Shade™71°

WindSSE 22 mph

Air QualityPoor

Max UV Index0.6 (Low)

Wind Gusts39 mph

Humidity44%

Indoor Humidity44% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling19100 ft

6 PM

74°

RealFeel® 69°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly cloudy

RealFeel Shade™69°

WindSSE 21 mph

Air QualityPoor

Max UV Index0.1 (Low)

Wind Gusts38 mph

Humidity42%

Indoor Humidity42% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover87%

Visibility10 mi

Cloud Ceiling19100 ft

7 PM

73°

RealFeel® 68°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

3%

Cloudy

WindSSE 20 mph

Air QualityPoor

Wind Gusts37 mph

Humidity41%

Indoor Humidity41% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling19100 ft

8 PM

72°

RealFeel® 67°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

37%

Partly cloudy

WindSSE 18 mph

Air QualityPoor

Wind Gusts33 mph

Humidity43%

Indoor Humidity43% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

71°

RealFeel® 65°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

40%

Partly cloudy w/ showers

WindSSE 18 mph

Air QualityPoor

Wind Gusts32 mph

Humidity45%

Indoor Humidity45% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Rain0.01 in

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

70°

RealFeel® 66°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

37%

Partly cloudy

WindSSE 18 mph

Air QualityFair

Wind Gusts29 mph

Humidity46%

Indoor Humidity46% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

69°

RealFeel® 65°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

10%

Partly cloudy

WindSSE 17 mph

Air QualityFair

Wind Gusts27 mph

Humidity48%

Indoor Humidity48% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Sioux Falls

AccuWeather's hourly forecast for Sioux Falls provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 76° with a RealFeel® of 72°, intermittent clouds with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Sunday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Halloween forecast 2026: Who gets rain, storms and chilly weather

2 hours ago

Weather Forecasts

UK faces back-to-back storms as Josephine could help fuel a third

1 hour ago

Hurricane

Atlantic may have another tropical trick ahead of Halloween

1 hour ago

Hurricane

Vance to become 11th major eastern Pacific hurricane this season

1 hour ago

Weather News

Deadly Tibet earthquake displaces thousands

8 hours ago

Featured Stories

Weather News

Sunsets before 5 p.m. are about to return as daylight saving time ends

4 hours ago

Weather News

6 spooky sights from nature to give you chills this Halloween

1 day ago

Climate

Can California save its El Niño water windfall?

8 hours ago

Astronomy

Hunter Moon, Saturn and shooting stars share the sky this weekend

3 hours ago

Recreation

New Hampshire’s ‘hanging boulder’ falls after a century

1 day ago

World North America United States South Dakota Sioux Falls

Weather Near Sioux Falls:

Aberdeen, SD
Pierre, SD
Sioux City, IA

Company

Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us

Products & Services

For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations

Apps & Downloads

iPhone App Android App See all Apps & Downloads

Subscription Services

AccuWeather Premium AccuWeather Professional

More

AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center

Company

Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us

Products & Services

For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations

Apps & Downloads

iPhone App Android App See all Apps & Downloads

Subscription Services

AccuWeather Premium AccuWeather Professional

More

AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center

© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.

Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...