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 12:15pm(EDT) on 8/26/26

 Temperature

Temperature
Current: 80°F
    Rate of Change: 2°F/hr.
    High: 80°F at 11:48am
    Low: 60°F at 7:06am

    Monthly High: 90°F on 8/7/26
    Monthly Low: 56°F on 8/25/26
    Yearly High:   97°F on 7/4/26
    Yearly Low:    3°F on 1/31/26
 

Humidity

Humidity & Related
Relative Humidity: 62.0%
    High: 94.0% at 7:40am
    Low:  59.0% at 12:03pm
Dew Point: 66°F
Heat Index: 82°F
    High: 82°F at 11:51am

    Monthly High: 106°F on 8/6/26
    Yearly High:   117°F on 7/2/26
 
Wind Rose Wind & Related (Calm)
Current: N at 0.0mph
    High Today: 2.5mph at 11:27am
    Monthly High: 12.5mph on 8/17/26
    Yearly High:   38.8mph on 3/11/26
Wind Chill: 80°F
    Low: 60°F at 7:06am
    Monthly Low: 56°F on 8/25/26
    Yearly Low:     -9°F on 1/24/26
    Wind Run Today: 0 miles
    Wind Run Month: 5 miles
    Wind Run Year:  4784 miles
 
Barometric Pressure Barometric Pressure (Steady)
Current: 30.07in
    Rate of Change: -0.01in/hr
    High: 30.09in at 9:02am
    Low:  30.06in at 5:19am


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:    3.71in
Year-to-Date:  32.35in

 
UV Index UV Index
Current: 0.00
    Today's High: 0.00 at 12:00am
    Monthly High: 0.00 on 8/1/26
    Yearly High:   0.00 on 1/1/26

Solar Radiation

Solar Radiation
Current: 837.0 W/m2
    Today's High: 854.0 W/m2  at 12:06pm
    Monthly High: 1079.0W/m2 on 8/25/26
    Yearly High:   1255.0W/m2 on 6/12/26
 
Evapotranspiration Evapotranspiration
Today: 0.05in
    Monthly High:  0.15in on 8/7/26
    Yearly High:     0.19in on 5/5/26
 
Cooling Degree Days Degree Days
Cooling Degrees Days
   Today:  1.3
   Month:  240.8
   Year:    1018.2
Heating Degree Days
    Today: 1.3
    Month: 7.2
    Year:   3040.0
Beyond the Stratosphere

Solar/Lunar Stats

For live video stream click here
Click icon for hourly local stats -->
This site uses Ambient VWS & Weather Display
Weather information is provided without warranty of any kind as to accuracy or timeliness.

© 1998-2026. All Rights Reserved