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

Waterville, Waterville Robert LaFleur Airport (KWVL)

Lat: 44.53°NLon: 69.68°WElev: 335ft.

Overcast

67°F

19°C

Humidity 91%
Wind Speed N 6 mph
Barometer 29.88 in (1012.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Aug 8:56 am EDT
Extended Forecast for

Mount Vernon ME

  • Today

    Today: A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 75. Calm wind. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and midnight. Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. South wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 75. Calm wind. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and midnight. Patchy fog before 2am. Otherwise, mostly cloudy, with a low around 59. Calm wind. Chance of precipitation is 20%.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 59. South wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 56.
Sunday
Showers likely. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon ME
 44.5°N 69.99°W (Elev. 400 ft)
Last Update:
6:15 am EDT Aug 18, 2026
Forecast Valid:
9am EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation