Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Heat wave to intensify as all-time March records fall across the West. See how hot it will get. Chevron right

Lewistown, MT

52°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Lewistown

Montana

52°
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.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Lewistown, MT Weather
Today WinterCast Local {stormName} Tracker Hourly Daily 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
Today

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

2 AM

51°
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 15 mph

Air QualityExcellent

Wind Gusts25 mph

Humidity37%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

51°
RealFeel® 43°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 15 mph

Air QualityExcellent

Wind Gusts27 mph

Humidity37%

Indoor Humidity35% (Dry)

Dew Point26° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

51°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 15 mph

Air QualityExcellent

Wind Gusts27 mph

Humidity38%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

52°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindWSW 15 mph

Air QualityExcellent

Wind Gusts27 mph

Humidity38%

Indoor Humidity36% (Dry)

Dew Point27° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

53°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindSW 15 mph

Air QualityExcellent

Wind Gusts28 mph

Humidity37%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

54°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindSW 16 mph

Air QualityExcellent

Wind Gusts28 mph

Humidity36%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

56°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Cloudy

RealFeel Shade™51°

WindWSW 12 mph

Air QualityExcellent

Max UV Index0.4 (Low)

Wind Gusts20 mph

Humidity34%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling20600 ft

9 AM

59°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™54°

WindWSW 13 mph

Air QualityExcellent

Max UV Index0.8 (Low)

Wind Gusts20 mph

Humidity31%

Indoor Humidity37% (Dry)

Dew Point28° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling18800 ft

10 AM

62°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™57°

WindWSW 15 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts28 mph

Humidity28%

Indoor Humidity38% (Dry)

Dew Point29° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling18800 ft

11 AM

65°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™60°

WindW 17 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts32 mph

Humidity27%

Indoor Humidity39% (Slightly Dry)

Dew Point30° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling18800 ft

12 PM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™63°

WindW 20 mph

Air QualityFair

Max UV Index2.6 (Moderate)

Wind Gusts38 mph

Humidity25%

Indoor Humidity39% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling18800 ft

1 PM

70°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™65°

WindW 22 mph

Air QualityFair

Max UV Index2.9 (Moderate)

Wind Gusts40 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling22500 ft

2 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™66°

WindW 22 mph

Air QualityFair

Max UV Index3.0 (Moderate)

Wind Gusts51 mph

Humidity23%

Indoor Humidity23% (Slightly Dry)

Dew Point31° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling26300 ft

3 PM

73°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™68°

WindW 22 mph

Air QualityFair

Max UV Index2.7 (Moderate)

Wind Gusts53 mph

Humidity22%

Indoor Humidity22% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™67°

WindW 20 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts44 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

70°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™66°

WindW 17 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts35 mph

Humidity24%

Indoor Humidity24% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

69°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™66°

WindW 15 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts25 mph

Humidity26%

Indoor Humidity26% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

65°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

RealFeel Shade™62°

WindW 12 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts20 mph

Humidity29%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling28100 ft

8 PM

62°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

WindWSW 9 mph

Air QualityFair

Wind Gusts14 mph

Humidity34%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

59°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

WindWSW 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity37%

Indoor Humidity41% (Slightly Dry)

Dew Point33° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

56°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

WindSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity40%

Indoor Humidity41% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

54°
RealFeel® 51°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

High Wind Warning

9:00 AM Friday - 12:00 PM Saturday

WindSSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity43%

Indoor Humidity40% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Sunday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Western heat wave shatters March records, to expand with more extremes

12 hours ago

Hurricane

Tropical Cyclone Narelle will rapidly intensify, hit Australia 3 times

24 minutes ago

Astronomy

Man finds possible meteorite after fireball streaks across 12 states

14 hours ago

Weather Forecasts

Pineapple Express to bring flooding in Washington, British Columbia

15 hours ago

Weather Forecasts

Spring arrives Friday, and with it comes the next warmup for millions

11 hours ago

 More Stories

Featured Stories

Astronomy

Astronauts enter quarantine; NASA set to roll moon rocket out

13 hours ago

Recreation

Death Valley's superbloom, ancient lake is disappearing

4 hours ago

Recreation

Top 10 National Parks of 2025 revealed

14 hours ago

Severe Weather

100 years ago: The deadliest tornado in US history claimed 695 lives

1 day ago

Weather News

Watch the rescue: Coast Guard saves snowmobiler stranded on ice

2 days ago
World North America United States Montana Lewistown

Weather Near Lewistown:

  • Billings, MT
  • Great Falls, MT
  • Havre, MT
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

...

...

...