Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Air quality plummets in Northeast, Midwest due to wildfire smoke. Get the details. Chevron right
Texas flood dangers grow as torrential downpours loom. Click for the forecast. Chevron right

St Marys, MD

79°F
Location Chevron down
Location News Videos
Use Current Location
Recent

St Marys

Maryland

79°
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
St Marys, MD 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 17

Day

7/17
94°Hi
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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™ 93°
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
Hot with hazy sunshine; possible danger of dehydration and heatstroke while doing strenuous activities

Max UV Index11.0 (Extreme)

AccuLumen Brightness Index™9 (Very Bright)

WindE 6 mph

Wind Gusts12 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover31%

Morning

Afternoon

Night

7/17
75°Lo
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Partly cloudy and humid; a brief shower late

WindSE 6 mph

Wind Gusts9 mph

Probability of Precipitation55%

Probability of Thunderstorms16%

Precipitation0.02 in

Rain0.02 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover43%

Evening

Overnight

Sun & Moon

14 hrs 31 mins
Rise 5:56 AM
Set 8:27 PM
Waxing Crescent
Rise 9:37 AM
Set 10:39 PM

Temperature History

7/17
High
Low
Forecast
94°
75°
Average
88°
70°
Last Year
92°
79°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

Air quality plummets in Boston, Toronto amid thick wildfire smoke

24 minutes ago

Severe Weather

Texas flood dangers grow as more torrential downpours loom

1 hour ago

Weather Forecasts

Cooler days ahead for Northeast with storms, wildfire smoke

1 hour ago

Weather News

Minnesota wildfire evacuations underway as smoke threatens air quality

18 hours ago

Hurricane

Tropical trouble could boost southeast US flooding risk this weekend

1 hour ago

 More Stories

Featured Stories

Weather Forecasts

Monsoon to bring lightning, downpours and dust in western U.S.

2 hours ago

Weather News

New daylight saving time bill takes different approach to time changes

17 hours ago

Weather News

Pilot killed after aircraft crashes during Colorado wildfire fight

1 day ago

Recreation

Bison tosses Yellowstone visitor 8 feet into air during attack

1 day ago

Astronomy

Total solar eclipse: Where the moon will block the sun in August

1 day ago
World North America United States Maryland St Marys

Weather Near St Marys:

  • Alexandria, VA
  • Germantown, MD
  • Washington, DC
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

...

...

...