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 4:59am(EDT) on 12/16/19

 Temperature

Temperature (Cool)
Current: 31.5°F
    Rate of Change: -0.2°F/hr.
    High: 34.8°F at 12:00am
    Low:  31.4°F at 4:01am

    Monthly High: 54.4°F on 12/10/19
    Monthly Low:  23.5°F on 12/12/19
    Yearly High:   93.4°F on 7/21/19
    Yearly Low:    0.7°F on 1/31/19
 

Humidity

Humidity & Related
Relative Humidity: 94%
    High: 94% at 4:13am
    Low:  70% at 12:00am
Dew Point: 30.0°F
Heat Index: 37.7°F
    High: 38.6°F at 1:25am

    Monthly High: 61.3°F on 12/10/19
    Yearly High:   114.2°F on 7/21/19
 
Wind Rose Wind & Related (Calm)
Current: North North West at 0mph
    High: 8mph at 1:15am
    Monthly High: 27mph on 12/5/19
    Yearly High:   68mph on 10/31/19
Wind Chill: 31.5°F
    Low: 28.3°F at 1:15am
    Monthly Low: 18.7°F on 12/12/19
    Yearly Low:   -9.9°F on 1/21/19
    Wind Run Today: 0 miles
    Wind Run Month: 500 miles
    Wind Run Year:   5232 miles
 
Barometric Pressure Barometric Pressure (Rising)
Current: 1025.6mb
    Rate of Change: 0.4 mb/hr
    High: 1026.4mb at 1:14am
    Low:  1024.4mb at 3:56am


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

 
Daily Rain   Precipitation
Today: 0.04in
    Hi Rain Rate:   0.03in/hr at 4:20am
    Current Hour:  0.03in
    Last 24 Hours: 0.04in
 
   This Month:     2.40in
    Year-to-Date:  45.94in
 
UV Index UV Index
Current: 0.0
    Today's  High: 0.0 at 12:00am
    Monthly High:   2.0 on 12/3/19
    Yearly High:     10.0 on 8/26/19

Solar Radiation

Solar Radiation
Current: 0.0 W/m2
    Today's High: 0.0 W/m2  at 12:00am
    Monthly High:  499.0W/m2 on 12/5/19
    Yearly High:     1500.0W/m2 on 7/22/19
 
Evapotranspiration Evapotranspiration
Today: 0.00in
    Monthly High:  0.05in on 12/5/19
    Yearly High:     0.15in on 5/24/19
 
Cooling Degree Days Degree Days
Cooling Degrees Days
    Today:  0.0
    Month:  0.0
    Year:    1144.6
Heating Degree Days
     Today: 6.7
     Month: 407.4
     Year:   4410.8
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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