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 9:30pm(EDT) on 4/13/26

 Temperature

Temperature
Current: 72°F
    Rate of Change: -2°F/hr.
    High: 78°F at 1:48pm
    Low: 53°F at 12:36am

    Monthly High: 86°F on 4/1/26
    Monthly Low: 28°F on 4/8/26
    Yearly High:   86°F on 4/1/26
    Yearly Low:    3°F on 1/31/26
 

Humidity

Humidity & Related
Relative Humidity: 54.0%
    High: 90.0% at 4:10am
    Low:  46.0% at 2:40pm
Dew Point: 54°F
Heat Index: 73°F
    High: 79°F at 1:48pm

    Monthly High: 87°F on 4/4/26
    Yearly High:   87°F on 4/4/26
 
Wind Rose Wind & Related (Light Air)
Current: SW at 1.2mph
    High Today: 16.2mph at 1:32pm
    Monthly High: 22.5mph on 4/7/26
    Yearly High:   38.8mph on 3/11/26
Wind Chill: 72°F
    Low: 53°F at 12:57am
    Monthly Low: 28°F on 4/8/26
    Yearly Low:     -9°F on 1/24/26
    Wind Run Today: 49 miles
    Wind Run Month: 427 miles
    Wind Run Year:  4332 miles
 
Barometric Pressure Barometric Pressure (Steady)
Current: 30.03in
    Rate of Change: 0.00in/hr
    High: 30.24in at 12:00am
    Low:  30.00in at 7:03pm


Yearly High: 30.74in on 1/24/26
Yearly Low:  29.23in on 3/16/26

 
Daily/Yearly Rain Precipitation

Today: 0.01in
    Hi Rain Rate:   0.01in/hr at 11:59am
    Current Hour:  0.00in
    Last 24 Hours: 0.01in

This Month:    0.67in
Year-to-Date:  7.74in

 
UV Index UV Index
Current: 0.00
    Today's High: 0.00 at 12:00am
    Monthly High: 0.00 on 4/1/26
    Yearly High:   0.00 on 1/1/26

Solar Radiation

Solar Radiation
Current: 0.0 W/m2
    Today's High: 911.0 W/m2  at 1:28pm
    Monthly High: 1000.0W/m2 on 4/6/26
    Yearly High:   1000.0W/m2 on 4/6/26
 
Evapotranspiration Evapotranspiration
Today: 0.10in
    Monthly High:  0.17in on 4/1/26
    Yearly High:     0.17in on 3/31/26
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  4.9
   Month:  27.9
   Year:    61.0
Heating Degree Days
    Today: 2.9
    Month: 130.6
    Year:   2656.1
Beyond the Stratosphere

Solar/Lunar Stats

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