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 6:15am(EDT) on 6/9/26

 Temperature

Temperature
Current: 61°F
    Rate of Change: -0°F/hr.
    High: 63°F at 12:30am
    Low: 61°F at 5:41am

    Monthly High: 87°F on 6/5/26
    Monthly Low: 49°F on 6/2/26
    Yearly High:   94°F on 5/19/26
    Yearly Low:    3°F on 1/31/26
 

Humidity

Humidity & Related
Relative Humidity: 73.0%
    High: 74.0% at 5:51am
    Low:  66.0% at 1:04am
Dew Point: 52°F
Heat Index: 64°F
    High: 66°F at 12:00am

    Monthly High: 90°F on 6/7/26
    Yearly High:   100°F on 5/19/26
 
Wind Rose Wind & Related (Calm)
Current: SW at 0.0mph
    High Today: 3.8mph at 12:13am
    Monthly High: 18.8mph on 6/6/26
    Yearly High:   38.8mph on 3/11/26
Wind Chill: 61°F
    Low: 61°F at 5:41am
    Monthly Low: 49°F on 6/2/26
    Yearly Low:     -9°F on 1/24/26
    Wind Run Today: 0 miles
    Wind Run Month: 16 miles
    Wind Run Year:  4730 miles
 
Barometric Pressure Barometric Pressure (Steady)
Current: 30.26in
    Rate of Change: 0.00in/hr
    High: 30.28in at 1:24am
    Low:  30.25in at 4:52am


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

 
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:    0.22in
Year-to-Date:  14.66in

 
UV Index UV Index
Current: 0.00
    Today's High: 0.00 at 12:00am
    Monthly High: 0.00 on 6/1/26
    Yearly High:   0.00 on 1/1/26

Solar Radiation

Solar Radiation
Current: 12.0 W/m2
    Today's High: 19.0 W/m2  at 6:05am
    Monthly High: 1167.0W/m2 on 6/8/26
    Yearly High:   1199.0W/m2 on 5/14/26
 
Evapotranspiration Evapotranspiration
Today: 0.00in
    Monthly High:  0.18in on 6/4/26
    Yearly High:     0.19in on 5/5/26
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  0.0
   Month:  50.2
   Year:    251.2
Heating Degree Days
    Today: 0.8
    Month: 22.2
    Year:   3017.9
Beyond the Stratosphere

Solar/Lunar Stats

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