National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fair

46°F

8°C

Humidity 44%
Wind Speed S 14 mph
Barometer 29.91 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 13 Jan 2:35 pm EST
Extended Forecast for

Perryville MD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 47. South wind 8 to 10 mph.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. South wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain. Mostly cloudy, with a high near 49. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am, then a chance of rain and snow. Cloudy, with a low around 27. Light and variable wind becoming northwest 5 to 10 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Mostly sunny, with a high near 30. West wind 14 to 17 mph, with gusts as high as 23 mph.

    High: 30 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 47. South wind 8 to 10 mph.
Tonight
Mostly cloudy, with a low around 41. South wind 8 to 13 mph, with gusts as high as 18 mph.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 49. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Wednesday Night
Rain likely before 1am, then a chance of rain and snow. Cloudy, with a low around 27. Light and variable wind becoming northwest 5 to 10 mph after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 30. West wind 14 to 17 mph, with gusts as high as 23 mph.
Thursday Night
Mostly clear, with a low around 20.
Friday
Mostly sunny, with a high near 33.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 21.
M.L.King Day
Mostly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.57°N 76.07°W (Elev. 79 ft)
Last Update:
12:54 pm EST Jan 13, 2026
Forecast Valid:
2pm EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation