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 5:00pm(EDT) on 7/6/25

 Temperature Temperature
Current: 84°F
    Rate of Change: -1°F/hr.
    High: 86°F at 3:40pm
    Low: 65°F at 5:45am

    Monthly High: 89°F on 7/1/25
    Monthly Low: 62°F on 7/5/25
    Yearly High:   95°F on 6/24/25
    Yearly Low:    3°F on 1/23/25
 
Humidity Humidity & Related
Relative Humidity: 74.0%
    High: 92.0% at 6:53am
    Low:  66.0% at 2:55pm
Dew Point: 75°F
Heat Index: 92°F
    High: 95°F at 3:40pm

    Monthly High: 103°F on 7/1/25
    Yearly High:   117°F on 6/23/25
 
Wind Rose Wind & Related (Calm)
Current: ESE at 0.0mph
    High Today: 3.8mph at 11:49am
    Monthly High: 20.0mph on 7/1/25
    Yearly High:   40.0mph on 2/16/25
Wind Chill: 84°F
    Low: 65°F at 5:45am
    Monthly Low: 62°F on 7/5/25
    Yearly Low:     -5°F on 1/22/25
    Wind Run Today: 0 miles
    Wind Run Month: 3 miles
    Wind Run Year:  6367 miles
 
Barometric Pressure Barometric Pressure (Steady)
Current: 29.97in
    Rate of Change: -0.01in/hr
    High: 30.09in at 12:52am
    Low:  29.97in at 4:27pm

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: 162.0 W/m2
    Today's High: 1071.0 W/m2  at 2:05pm
    Monthly High: 1074.0W/m2 on 7/2/25
    Yearly High:   1241.0W/m2 on 5/23/25
 
Evapotranspiration Evapotranspiration
Today: 0.14in
    Monthly High:  0.17in on 7/5/25
    Yearly High:     0.18in on 6/22/25
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  6.9
   Month:  61.7
   Year:    483.7
Heating Degree Days
    Today: 0.0
    Month: 0.6
    Year:   2887.4
Beyond the Stratosphere
Solar/Lunar Stats
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