Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Heaviest rain to focus north of Southern California for midday, afternoon New Year's Day. Click for details. Chevron right

Firth, ID

29°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Firth

Idaho

29°
No results found.
Try searching for a city, zip code or point of interest.
settings
Firth, ID 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 WinterCast Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Tuesday, January 20

Day

1/20
23°Hi
RealFeel® 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
RealFeel Shade™ 25°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Cold with sun and some clouds

Max UV Index1.0 (Low)

WindESE 4 mph

Wind Gusts5 mph

Probability of Precipitation25%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover75%

Night

1/20
7°Lo
RealFeel® 14°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
On-and-off snow

WindNE 1 mph

Wind Gusts4 mph

Probability of Precipitation56%

Probability of Thunderstorms0%

Precipitation0.03 in

Snow0.7

Hours of Precipitation4

Cloud Cover72%

Sun & Moon

9 hrs 30 mins
Rise 7:55 AM
Set 5:25 PM
Waxing Crescent
Rise 9:10 AM
Set 7:36 PM

Temperature History

1/20
High
Low
Forecast
23°
7°
Average
29°
12°
Last Year
6°
-20°
Record
51°
1953
-21°
1984

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Travel

New Year’s travel forecast: Wintry Northeast, rain spreads West

46 minutes ago

Weather Forecasts

California facing more rain, travel problems starting off 2026

1 hour ago

Winter Weather

Bomb cyclone spawns blizzard, tornadoes from Midwest to Northeast

19 hours ago

Winter Weather

80 inches of snow in Juneau, Alaska smashes record, sinks boats

20 hours ago

Travel

New Year's Forecast: Travel woes for Midwest, Northeast and California

1 day ago

 More Stories

Featured Stories

Kangaroos given water after thousands of acres burn in wildfire

9 hours ago 0:11

Astronomy

Top rocket launches of 2025 you had to see to believe

1 day ago

Astronomy

1st meteor shower of 2026 to peak this weekend

12 hours ago

New Year's celebrations from around the world

20 hours ago 0:35

Astronomy

These are the top 3 astronomy stories of 2025

1 day ago
World North America United States Idaho Firth

Weather Near Firth:

  • Idaho Falls, ID
  • Pocatello, ID
  • Rexburg, ID
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect RealFeel® and RealFeel Shade™ 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 RealFeel® and RealFeel Shade™ 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

...

...

...