Dayton, Maryland Weather

22nd Year of Service to the Local Community
Lat 39.24°N, Long 76.99°W, Elev 600ft (183m)

National Weather Service Forecasts for Central Maryland (Click Here)

National Weather Service Warnings for Central Maryland (Click Here)

Latest Weather Update at 1:31pm(EDT) on 10/21/19


Temperature (Comfortable)
Current: 62.5°F
    Rate of Change: 2.3°F/hr.
    High: 63.3°F at 1:23pm
    Low:  51.0°F at 7:09am

    Monthly High: 91.7°F on 10/2/19
    Monthly Low:  36.9°F on 10/19/19
    Yearly High:   93.4°F on 7/21/19
    Yearly Low:    0.7°F on 1/31/19


Humidity & Related
Relative Humidity: 70%
    High: 99% at 12:00am
    Low:  69% at 1:23pm
Dew Point: 52.6°F
Heat Index: 65.5°F
    High: 66.3°F at 1:21pm

    Monthly High: 96.7°F on 10/2/19
    Yearly High:   114.2°F on 7/21/19
Wind Rose Wind & Related (Calm)
Current: South West at 0mph
    High: 2mph at 2:08am
    Monthly High: 45mph on 10/17/19
    Yearly High:   49mph on 2/25/19
Wind Chill: 62.5°F
    Low: 51.0°F at 7:09am
    Monthly Low: 33.4°F on 10/5/19
    Yearly Low:   -9.9°F on 1/21/19
    Wind Run Today: 0 miles
    Wind Run Month: 110 miles
    Wind Run Year:   3977 miles
Barometric Pressure Barometric Pressure (Falling)
Current: 1019.4mb
    Rate of Change: -0.6 mb/hr
    High: 1021.3mb at 10:30am
    Low:  1016.0mb at 12:00am

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

Daily Rain   Precipitation
Today: 0.00in
    Hi Rain Rate:   0.00in/hr at 12:00am
    Current Hour:  0.00in
    Last 24 Hours: 0.57in
   This Month:     2.81in
    Year-to-Date:  37.35in
UV Index UV Index
Current: 0.0
    Today's  High: 3.8 at 12:42pm
    Monthly High:   5.8 on 10/2/19
    Yearly High:     10.0 on 8/26/19

Solar Radiation

Solar Radiation
Current: 53.0 W/m2
    Today's High: 624.0 W/m2  at 12:32pm
    Monthly High:  914.0W/m2 on 10/5/19
    Yearly High:     1500.0W/m2 on 7/22/19
Evapotranspiration Evapotranspiration
Today: 0.03in
    Monthly High:  0.08in on 10/2/19
    Yearly High:     0.15in on 5/24/19
Cooling Degree Days Degree Days
Cooling Degrees Days
    Today:  0.0
    Month:  36.8
    Year:    1139.1
Heating Degree Days
     Today: 6.8
     Month: 162.2
     Year:   3216.6
Beyond the Stratosphere

Solar/Lunar Stats

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Weather information is provided without warranty of any kind as to accuracy or timeliness.

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