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

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

63°F

17°C

Humidity 93%
Wind Speed E 8 mph
Barometer 29.91 in (1012.5 mb)
Dewpoint 61°F (16°C)
Visibility NA
Last update 23 Aug 8:56 am EDT
Extended Forecast for

Monson ME

  • Today

    Today: Scattered showers, mainly after 2pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 70. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 70 °F

    Scattered
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Scattered showers before 11pm, then a slight chance of showers and thunderstorms between 11pm and 1am. Areas of fog. Otherwise, cloudy, with a low around 61. South wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Scattered
    Showers and
    Areas Fog

  • Monday

    Monday: A slight chance of showers after 1pm. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. South wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 77 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 55. South wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 55. West wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. West wind around 9 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered showers, mainly after 2pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 70. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.
Tonight
Scattered showers before 11pm, then a slight chance of showers and thunderstorms between 11pm and 1am. Areas of fog. Otherwise, cloudy, with a low around 61. South wind 3 to 5 mph. Chance of precipitation is 30%.
Monday
A slight chance of showers after 1pm. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. South wind 5 to 9 mph. Chance of precipitation is 20%.
Monday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 55. South wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 55. West wind 3 to 5 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 74. West wind around 9 mph.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
A chance of showers, mainly after 3am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 76. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Monson ME
 45.29°N 69.5°W (Elev. 889 ft)
Last Update:
5:25 am EDT Aug 23, 2026
Forecast Valid:
9am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation