Dayton, Maryland Weather

27th Year of Service to the Local Community
Lat 39.243°N, Long 76.998°W, Elev 550ft (168m)

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

Latest Weather Update at 2:30pm(EDT) on 6/16/24


Current: 83°F
    Rate of Change: 2°F/hr.
    High: 83°F at 2:30pm
    Low: 58°F at 4:49am

    Monthly High: 87°F on 6/14/24
    Monthly Low: 50°F on 6/1/24
    Yearly High:   89°F on 4/29/24
    Yearly Low:    10°F on 1/17/24


Humidity & Related
Relative Humidity: 51.0%
    High: 92.0% at 4:52am
    Low:  45.0% at 2:04pm
Dew Point: 63°F
Heat Index: 84°F
    High: 84°F at 2:29pm

    Monthly High: 92°F on 6/14/24
    Yearly High:   92°F on 6/14/24
Wind Rose Wind & Related (Light Air)
Current: ESE at 1.8mph
    High Today: 12.2mph at 1:51pm
    Monthly High: 19.2mph on 6/7/24
    Yearly High:   37.5mph on 1/13/24
Wind Chill: 83°F
    Low: 58°F at 4:49am
    Monthly Low: 50°F on 6/1/24
    Yearly Low:     -10°F on 2/4/24
    Wind Run Today: 1 miles
    Wind Run Month: 49 miles
    Wind Run Year:  4927 miles
Barometric Pressure Barometric Pressure (Falling)
Current: 1021.8mb
    Rate of Change: -0.4mb/hr
    High: 1022.9mb at 10:45am
    Low:  1019.4mb at 12:00am

Yearly High: 1040.1mb on 1/22/24
Yearly Low:  986.5mb on 1/9/24

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:    1.98in
Year-to-Date:  21.62in

UV Index UV Index
Current: 4.50
    Today's High: 6.00 at 12:55pm
    Monthly High: 6.30 on 6/7/24
    Yearly High:   8.10 on 5/20/24

Solar Radiation

Solar Radiation
Current: 914.0 W/m2
    Today's High: 967.0 W/m2  at 1:08pm
    Monthly High: 1266.0W/m2 on 6/11/24
    Yearly High:   1271.0W/m2 on 5/11/24
Evapotranspiration Evapotranspiration
Today: 0.12in
    Monthly High:  0.17in on 6/7/24
    Yearly High:     0.19in on 4/14/24
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  2.6
   Month:  104.1
   Year:    276.0
Heating Degree Days
    Today: 1.7
    Month: 19.4
    Year:   2523.3
Beyond the Stratosphere

Solar/Lunar Stats

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