Dayton, Maryland Weather

21st Year of Service to the Local Community
Lat 39.24°N, Long 76.99°W, Elev 540ft (165m)


National Weather Service Forecasts for Central Maryland (Click Here)

National Weather Service Warnings for Central Maryland (Click Here)

Latest Weather Update at 2:15pm(EDT) on 4/19/19

 Temperature

Temperature (Comfortable)
Current: 69.4°F
    Rate of Change: -1.2°F/hr.
    High: 71.9°F at 12:26pm
    Low:  64.0°F at 6:44am

    Monthly High: 80.6°F on 4/8/19
    Monthly Low:  27.4°F on 4/1/19
    Yearly High:   80.6°F on 4/8/19
    Yearly Low:    0.7°F on 1/31/19
 

Humidity

Humidity & Related
Relative Humidity: 89%
    High: 89% at 9:47am
    Low:  63% at 12:00am
Dew Point: 66.0°F
Heat Index: 74.9°F
    High: 76.3°F at 1:34pm

    Monthly High: 81.7°F on 4/8/19
    Yearly High:   81.7°F on 4/8/19
 
Wind Rose Wind & Related (Light Air)
Current: South East at 2mph
    High: 34mph at 12:43pm
    Monthly High: 49mph on 4/15/19
    Yearly High:   49mph on 2/25/19
Wind Chill: 69.4°F
    Low: 64.0°F at 7:28am
    Monthly Low: 15.7°F on 4/1/19
    Yearly Low:   -9.9°F on 1/21/19
    Wind Run Today: 18 miles
    Wind Run Month: 428 miles
    Wind Run Year:   3568 miles
 
Barometric Pressure Barometric Pressure (Falling)
Current: 1006.1mb
    Rate of Change: -0.6 mb/hr
    High: 1010.2mb at 12:01am
    Low:  1006.1mb at 2:12pm


Yearly High: 1043.8mb on 2/9/19
Yearly Low:  993.8mb on 1/20/19

 
Daily Rain   Precipitation
Today: 0.01in
    Hi Rain Rate:   0.01in/hr at 2:12pm
    Current Hour:  0.01in
    Last 24 Hours: 0.01in
 
   This Month:     1.37in
    Year-to-Date:  13.67in
 
UV Index UV Index
Current: 0.0
    Today's  High: 2.6 at 12:23pm
    Monthly High:   6.6 on 4/12/19
    Yearly High:     6.6 on 4/12/19

Solar Radiation

Solar Radiation
Current: 51.0 W/m2
    Today's High: 376.0 W/m2  at 12:22pm
    Monthly High:  1072.0W/m2 on 4/15/19
    Yearly High:     1072.0W/m2 on 4/15/19
 
Evapotranspiration Evapotranspiration
Today: 0.03in
    Monthly High:  0.15in on 4/3/19
    Yearly High:     0.15in on 4/3/19
 
Cooling Degree Days Degree Days
Cooling Degrees Days
    Today:  1.6
    Month:  19.1
    Year:    26.1
Heating Degree Days
     Today: 0.0
     Month: 203.9
     Year:   2749.5
Beyond the Stratosphere

Solar/Lunar Stats

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