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 3:00am(EDT) on 7/6/26

 Temperature

Temperature
Current: 71°F
    Rate of Change: 0°F/hr.
    High: 71°F at 1:48am
    Low: 71°F at 12:45am

    Monthly High: 97°F on 7/4/26
    Monthly Low: 69°F on 7/5/26
    Yearly High:   97°F on 7/4/26
    Yearly Low:    3°F on 1/31/26
 

Humidity

Humidity & Related
Relative Humidity: 95.0%
    High: 95.0% at 12:00am
    Low:  94.0% at 12:12am
Dew Point: 70°F
Heat Index: 78°F
    High: 78°F at 1:48am

    Monthly High: 117°F on 7/2/26
    Yearly High:   117°F on 7/2/26
 
Wind Rose Wind & Related (Calm)
Current: WNW at 0.0mph
    High Today: 2.5mph at 12:17am
    Monthly High: 28.8mph on 7/4/26
    Yearly High:   38.8mph on 3/11/26
Wind Chill: 71°F
    Low: 71°F at 12:45am
    Monthly Low: 69°F on 7/5/26
    Yearly Low:     -9°F on 1/24/26
    Wind Run Today: 0 miles
    Wind Run Month: 9 miles
    Wind Run Year:  4767 miles
 
Barometric Pressure Barometric Pressure (Steady)
Current: 29.89in
    Rate of Change: 0.00in/hr
    High: 29.94in at 12:00am
    Low:  29.87in at 2:00am


Yearly High: 30.74in on 1/24/26
Yearly Low:  29.23in on 3/16/26

 
Daily/Yearly Rain Precipitation

Today: 0.09in
    Hi Rain Rate:   0.17in/hr at 12:13am
    Current Hour:  0.00in
    Last 24 Hours: 3.65in

This Month:    4.03in
Year-to-Date:  21.11in

 
UV Index UV Index
Current: 0.00
    Today's High: 0.00 at 12:00am
    Monthly High: 0.00 on 7/1/26
    Yearly High:   0.00 on 1/1/26

Solar Radiation

Solar Radiation
Current: 0.0 W/m2
    Today's High: 0.0 W/m2  at 12:00am
    Monthly High: 1048.0W/m2 on 7/1/26
    Yearly High:   1255.0W/m2 on 6/12/26
 
Evapotranspiration Evapotranspiration
Today: 0.00in
    Monthly High:  0.18in on 7/4/26
    Yearly High:     0.19in on 5/5/26
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  0.8
   Month:  89.8
   Year:    527.0
Heating Degree Days
    Today: 0.0
    Month: 0.0
    Year:   3029.0
Beyond the Stratosphere

Solar/Lunar Stats

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