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 4:46pm(EDT) on 6/10/23

 Temperature

Temperature
Current: 79.4°F
    Rate of Change: -0.7°F/hr.
    High: 82.0°F at 3:48pm
    Low: 50.6°F at 5:30am

    Monthly High: 90.6°F on 6/2/23
    Monthly Low: 50.2°F on 6/9/23
    Yearly High:   90.6°F on 6/2/23
    Yearly Low:    12.1°F on 2/4/23
 

Humidity

Humidity & Related
Relative Humidity: 39%
    High: 92% at 1:31am
    Low:  33% at 2:41pm
Dew Point: 52.3°F
Heat Index: 79.2°F
    High: 81.1°F at 2:55pm

    Monthly High: 90.9°F on 6/2/23
    Yearly High:   90.9°F on 6/2/23
 
Wind Rose Wind & Related (Calm)
Current: N at 0mph
    High Today: 9mph at 11:00am
    Monthly High: 22mph on 6/9/23
    Yearly High:   40mph on 3/14/23
Wind Chill: 79.4°F
    Low: 50.6°F at 5:30am
    Monthly Low: 50.2°F on 6/9/23
    Yearly Low:     -2.9°F on 2/3/23
    Wind Run Today: 2 miles
    Wind Run Month: 18 miles
    Wind Run Year:  5224 miles
 
Barometric Pressure Barometric Pressure (Falling)
Current: 1009.7mb
    Rate of Change: -0.2mb/hr
    High: 1011.7mb at 8:49am
    Low:  1009.7mb at 4:42pm


Yearly High: 1039.5mb on 2/4/23
Yearly Low:  988.3mb on 4/30/23

 
Daily/Yearly Rain Precipitation

Today: 0.00in
    Hi Rain Rate:   0.00in/hr at
    Current Hour:  0.00in
    Last 24 Hours: 0.01in

This Month:    0.03in
Year-to-Date:  11.65in

 
UV Index UV Index
Current: 0.0
    Today's High: 4.8 at 1:04pm
    Monthly High: 6.3 on 6/4/23
    Yearly High:   8.4 on 5/28/23

Solar Radiation

Solar Radiation
Current: 214.0 W/m2
    Today's High: 909.0 W/m2  at 1:33pm
    Monthly High: 1206.0W/m2 on 6/4/23
    Yearly High:   1497.6W/m2 on 3/14/23
 
Evapotranspiration Evapotranspiration
Today: 0.16in
    Monthly High:  0.18in on 6/2/23
    Yearly High:     0.19in on 4/12/23
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  3.4
   Month:  46.4
   Year:    184.5
Heating Degree Days
    Today: 4.5
    Month: 35.8
    Year:   2440.2
Beyond the Stratosphere

Solar/Lunar Stats

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