Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
'Extreme' fire risk grips the West amid winds, low humidity. Click for details. Chevron right
Tropical trouble could brew before the 4th of July. See the forecast. Chevron right

Johnston, PA

81°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Johnston

Pennsylvania

81°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
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
Johnston, 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
Friday, July 10

Day

7/10
89°Hi
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Sun followed by increasing clouds

Max UV Index7.0 (High)

WindSSW 6 mph

Wind Gusts17 mph

Probability of Precipitation25%

Probability of Thunderstorms4%

Precipitation0.00 in

Cloud Cover57%

Morning

Afternoon

Night

7/10
70°Lo
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mostly cloudy and humid; a little late-night rain

WindW 8 mph

Wind Gusts18 mph

Probability of Precipitation60%

Probability of Thunderstorms10%

Precipitation0.20 in

Rain0.20 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover55%

Evening

Overnight

Sun & Moon

14 hrs 50 mins
Rise 5:51 AM
Set 8:41 PM
Waning Crescent
Rise 1:41 AM
Set 5:09 PM

Temperature History

7/10
High
Low
Forecast
89°
70°
Average
88°
68°
Last Year
85°
67°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Building heat dome could spark tropical development near southern U.S.

5 hours ago

Hurricane

Massive Saharan dust clouds to approach Florida, Gulf this weekend

1 hour ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Thunderstorms in Guadalajara could lead to lightning delay for Uruguay vs. Spain match

3 hours ago

Weather Forecasts

Massive Midwest heat dome brewing prior to Independence Day

10 hours ago

Weather Forecasts

'Extreme' weather could fuel erratic wildfires in western US

1 hour ago

 More Stories

Featured Stories

Weather News

Venezuela death toll rises after back-to-back earthquakes

6 hours ago

Astronomy

Skyscraper-size asteroid to safely pass Earth this Saturday

1 day ago

Travel

Small aircraft crashes into Beijing’s tallest skyscraper

3 hours ago

Recreation

Snake hunters compete for $25,000 wrangling pythons in Florida

1 day ago

Weather News

Utah wildfires force evacuations as crews work in hot, windy weather

42 minutes ago
World North America United States Pennsylvania Johnston

Weather Near Johnston:

  • Harrisburg, PA
  • Lancaster, PA
  • York, 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

...

...

...