Dayton, Maryland Weather

25th Year of Service to the Local Community
Lat 39.24°N, Long 76.99°W, Elev 540ft (168m)


National Weather Service Forecasts/Warnings for Central Maryland (Click Here)

Latest Weather Update at 6:31pm(EDT) on 6/30/22

 Temperature

Temperature
Current: 84.4°F
    Rate of Change: -0.8°F/hr.
    High: 87.4°F at 1:34pm
    Low: 64.1°F at 6:30am

    Monthly High: 92.3°F on 6/17/22
    Monthly Low: 50.1°F on 6/20/22
    Yearly High:   92.3°F on 6/17/22
    Yearly Low:    11.6°F on 1/27/22
 

Humidity

Humidity & Related
Relative Humidity: 53%
    High: 89% at 6:00am
    Low:  40% at 1:37pm
Dew Point: 65.4°F
Heat Index: 86.4°F
    High: 89.4°F at 2:52pm

    Monthly High: 106.1°F on 6/17/22
    Yearly High:   106.1°F on 6/17/22
 
Wind Rose Wind & Related (Calm)
Current: SE at 0mph
    High Today: 8mph at 4:26pm
    Monthly High: 26mph on 6/9/22
    Yearly High:   60mph on 2/18/22
Wind Chill: 84.4°F
    Low: 64.1°F at 6:30am
    Monthly Low: 50.1°F on 6/20/22
    Yearly Low:     -0.9°F on 1/21/22
    Wind Run Today: 1 miles
    Wind Run Month: 155 miles
    Wind Run Year:  6665 miles
 
Barometric Pressure Barometric Pressure (Falling)
Current: 1021.4mb
    Rate of Change: -0.2mb/hr
    High: 1025.1mb at 10:47am
    Low:  1021.3mb at 6:04pm


Yearly High: 1041.8mb on 1/8/22
Yearly Low:  986.8mb on 1/17/22

 
Daily/Yearly 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:    3.59in
Year-to-Date:  20.90in

 
UV Index UV Index
Current: 0.0
    Today's High: 6.0 at 12:40pm
    Monthly High: 8.5 on 6/12/22
    Yearly High:   8.5 on 6/12/22

Solar Radiation

Solar Radiation
Current: 46.0 W/m2
    Today's High: 979.0 W/m2  at 12:44pm
    Monthly High: 1245.0W/m2 on 6/9/22
    Yearly High:   1245.0W/m2 on 6/9/22
 
Evapotranspiration Evapotranspiration
Today: 0.18in
    Monthly High:  0.18in on 6/15/22
    Yearly High:     0.18in on 6/15/22
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  8.8
   Month:  222.0
   Year:    383.5
Heating Degree Days
    Today: 0.0
    Month: 26.4
    Year:   2838.8
Beyond the Stratosphere

Solar/Lunar Stats

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