Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Tropical Storm Amanda becomes 1st named storm of 2026 season. See where it's headed. Chevron right
Heat, humidity to build across the Northeast. See how high temperatures will get. Chevron right

Arnold, MT

57°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Arnold

Montana

57°
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
Arnold, MT 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

Today

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

Tonight's Weather

Thu, Jun 4

A crystal-clear sky and cooler; northern lights may be visible Lo: 41°

Tomorrow: Warmer with sunshine and a few clouds Hi: 86°

Current Weather

11:12 PM

57°F
RealFeel® 57°
Clear More Details
Wind NE 4 mph
Wind Gusts 5 mph
Air Quality Fair

Looking Ahead

Noticeably cooler weather on the way Sunday

Arnold Weather Radar

Arnold Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

12 AM 54°
rain drop 0%
1 AM 51°
rain drop 0%
2 AM 49°
rain drop 0%
3 AM 47°
rain drop 0%
4 AM 45°
rain drop 0%
5 AM 43°
rain drop 0%
6 AM 41°
rain drop 0%
7 AM 44°
rain drop 0%
8 AM 50°
rain drop 0%
9 AM 56°
rain drop 0%
10 AM 63°
rain drop 0%
11 AM 68°
rain drop 0%

10-Day Weather Forecast

Tonight

6/4

41° Lo

Clear and cooler

0%

Fri

6/5

86° 44°

Mostly sunny and warmer

Night: Mainly clear

0%

Sat

6/6

82° 45°

Some sun; breezy in the p.m.

Considerable cloudiness

25%

Sun

6/7

60° 34°

Cooler with a few showers

Mainly cloudy

84%

Mon

6/8

71° 48°

Warmer; a stray p.m. t-storm

Clouds and a few showers

40%

Tue

6/9

67° 44°

A couple of p.m. t-showers

Couple of thunderstorms

63%

Wed

6/10

63° 44°

Periods of rain

Occasional rain late

61%

Thu

6/11

58° 39°

A little afternoon rain

A shower early; partly cloudy

57%

Fri

6/12

57° 38°

Partly sunny

Partly cloudy

7%

Sat

6/13

72° 47°

Warmer with clouds and sun

Partly cloudy

1%

Sun & Moon

15 hrs 33 mins
Rise 5:37 AM
Set 9:10 PM
Waning Gibbous
Rise 12:19 AM
Set 9:04 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Moderate Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location

Top Stories

Astronomy

Northern lights could reach Midwest this week

9 hours ago

Hurricane

Tropical Storm Amanda forms in eastern Pacific; Hurricane threat looms

10 hours ago

Weather Forecasts

Northeast heat, humidity to make it feel like summer by the weekend

9 hours ago

Weather News

Outer Banks home collapses into ocean for first time in months

10 hours ago

Weather Forecasts

Torrential downpours to raise flash flood risk in south-central US

10 hours ago

More Stories

Featured Stories

Health

Why Google wants to release 32 million mosquitoes in 2 states

55 minutes ago

Astronomy

Sunset after 9pm: Why the sun, clock don't align around the solstice

11 hours ago

Weather News

Record sargassum seaweed swamps Caribbean, U.S. beaches

1 day ago

Astronomy

Venus, Jupiter to shine incredibly close for 2 nights next week

1 day ago

Weather News

Laos rescuers heard 'knocking sound' searching cave for lost villagers

12 hours ago

World North America United States Montana Arnold

Weather Near Arnold:

  • Anaconda, MT
  • Bozeman, MT
  • Butte, 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

...

...

...