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 2:15am(EDT) on 4/20/18


Temperature (Cool)
Current: 36.4°F
    Rate of Change: -1.0°F/hr.
    High: 39.1°F at 12:00am
    Low:  36.4°F at 2:12am

    Monthly High: 84.1°F on 4/14/18
    Monthly Low:  28.7°F on 4/8/18
    Yearly High:   84.1°F on 4/14/18
    Yearly Low:    1.5°F on 1/7/18


Humidity & Related
Relative Humidity: 62%
    High: 62% at 1:56am
    Low:  56% at 12:07am
Dew Point: 24.6°F
Heat Index: 38.4°F
    High: 40.6°F at 12:00am

    Monthly High: 83.7°F on 4/14/18
    Yearly High:   83.7°F on 4/14/18
Wind Rose Wind & Related (Calm)
Current: North West at 0mph
    High: 20mph at 12:00am
    Monthly High: 52mph on 4/4/18
    Yearly High:   54mph on 3/2/18
Wind Chill: 36.4°F
    Low: 26.7°F at 1:45am
    Monthly Low: 21.2°F on 4/8/18
    Yearly Low:   -10.0°F on 1/5/18
    Wind Run Today: 2 miles
    Wind Run Month: 701 miles
    Wind Run Year:   3870 miles
Barometric Pressure Barometric Pressure (Rising)
Current: 1024.1mb
    Rate of Change: 0.7 mb/hr
    High: 1024.1mb at 2:15am
    Low:  1022.3mb at 12:00am

Yearly High: 1045.7mb on 2/13/18
Yearly Low:  994.9mb on 1/13/18

Daily Rain   Precipitation
Today: 0.00in
    Hi Rain Rate:   0.00in/hr at 12:00am
    Current Hour:  0.00in
    Last 24 Hours: 0.00in
   This Month:     1.92in
    Year-to-Date:  10.15in
UV Index UV Index
Current: 0.0
    Today's  High: 0.0 at 12:00am
    Monthly High:   7.5 on 4/18/18
    Yearly High:     7.5 on 4/18/18

Solar Radiation

Solar Radiation
Current: 0.0 W/m2
    Today's High: 0.0 W/m2  at 12:00am
    Monthly High:  1190.0W/m2 on 4/19/18
    Yearly High:     1190.0W/m2 on 4/19/18
Evapotranspiration Evapotranspiration
Today: 0.00in
    Monthly High:  0.17in on 4/13/18
    Yearly High:     0.17in on 4/13/18
Heating Degree Days Degree Days
Cooling Degrees Days
    Today:  0.0
    Month:  20.7
    Year:    31.6
Heating Degree Days
     Today: 2.8
     Month: 335.4
     Year:   2833.5
Beyond the Stratosphere

Solar/Lunar Stats

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