Dayton, Maryland Weather

27th Year of Service to the Local Community
Lat 39.243°N, Long 76.998°W, Elev 550ft (168m)


National Weather Service Forecasts/Warnings for Central Maryland (Click Here)

Latest Weather Update at 7:15pm(EDT) on 10/18/25

 Temperature Temperature
Current: 62°F
    Rate of Change: -3°F/hr.
    High: 71°F at 4:26pm
    Low: 45°F at 3:04am

    Monthly High: 78°F on 10/6/25
    Monthly Low: 39°F on 10/17/25
    Yearly High:   95°F on 6/24/25
    Yearly Low:    3°F on 1/23/25
 
Humidity Humidity & Related
Relative Humidity: 70.0%
    High: 89.0% at 7:54am
    Low:  48.0% at 3:12pm
Dew Point: 52°F
Heat Index: 65°F
    High: 72°F at 4:26pm

    Monthly High: 80°F on 10/6/25
    Yearly High:   117°F on 6/23/25
 
Wind Rose Wind & Related (Calm)
Current: SSE at 0.0mph
    High Today: 0.0mph at 12:00am
    Monthly High: 15.0mph on 10/12/25
    Yearly High:   40.0mph on 2/16/25
Wind Chill: 62°F
    Low: 45°F at 3:04am
    Monthly Low: 39°F on 10/17/25
    Yearly Low:     -5°F on 1/22/25
    Wind Run Today: 0 miles
    Wind Run Month: 6 miles
    Wind Run Year:  6397 miles
 
Barometric Pressure Barometric Pressure (Steady)
Current: 29.98in
    Rate of Change: 0.01in/hr
    High: 30.05in at 10:07am
    Low:  29.95in at 5:23pm

Yearly High: 30.67in on 2/14/25
Yearly Low:  29.10in on 2/16/25
 
Daily Rain Precipitation
Today: 0.00in
    Hi Rain Rate:   0.00in/hr at 12:00am
    Current Hour:  0.00in
 
Solar Radiation Solar Radiation
Current: 0.0 W/m2
    Today's High: 517.0 W/m2  at 12:52pm
    Monthly High: 861.0W/m2 on 10/10/25
    Yearly High:   1257.0W/m2 on 7/7/25
 
Evapotranspiration Evapotranspiration
Today: 0.04in
    Monthly High:  0.08in on 10/1/25
    Yearly High:     0.18in on 6/22/25
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  1.0
   Month:  23.1
   Year:    1159.8
Heating Degree Days
    Today: 8.3
    Month: 128.7
    Year:   3099.6
Beyond the Stratosphere
Solar/Lunar Stats
For live video stream click here
Click icon for hourly local stats -->
This site uses Ambient VWS & Weather Display
Weather information is provided without warranty of any kind as to accuracy or timeliness.

© 1998-2025. All Rights Reserved