Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
See where freezes are a concern for the Northeast, Midwest. Click here. Chevron right

Jefferson, PA

39°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Jefferson

Pennsylvania

39°
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
Jefferson, PA 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
Monday, April 20

Day

4/20
48°Hi
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
RealFeel Shade™ 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Cold with partial sunshine; a jacket may come in handy

Max UV Index8.0 (Very High)

AccuLumen Brightness Index™8 (Bright)

WindNW 9 mph

Wind Gusts21 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover39%

Morning

Afternoon

Night

4/20
28°Lo
RealFeel® 28°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
Clear and cold; cover sensitive vegetation and bring plants indoors
alerts

Freeze Warning

11:00 PM Monday - 9:00 AM Tuesday

WindENE 5 mph

Wind Gusts9 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover1%

Evening

Overnight

Sun & Moon

13 hrs 28 mins
Rise 6:35 AM
Set 8:03 PM
Waxing Crescent
Rise 8:25 AM
Set 12:34 AM

Temperature History

4/20
High
Low
Forecast
48°
28°
Average
65°
41°
Last Year
68°
51°
Record
86°
1976
20°
1983

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

7.4 magnitude earthquake strikes Japan, tsunami warnings issued

45 minutes ago

Winter Weather

Cars are emerging from a massive snow pile months after winter storms

3 days ago

Winter Weather

Grab the jackets again as cold air, freezes return to the Northeast

1 hour ago

Weather Forecasts

Storm to bring California more rain, thunder and Sierra Nevada snow

4 hours ago

Severe Weather

Renewed risk for severe thunderstorms across the Plains

4 hours ago

 More Stories

Featured Stories

Astronomy

Lyrids 2026: How to see the 1st meteor shower since January

19 hours ago

Weather News

Evacuations, rescues underway as flooding continues in Wisconsin, Mich...

2 days ago

Weather News

Falling ice chunk crashes through roof, lands on living room couch

3 days ago

Weather News

7-month-old dies after being found in hot car in Tennessee

3 days ago

Weather News

114 years later: How weather helped seal the Titanic’s fate

4 days ago
World North America United States Pennsylvania Jefferson

Weather Near Jefferson:

  • Bethel Park, PA
  • Morgantown, WV
  • Pittsburgh, PA
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

...

...

...