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.

72°F

22°C

Humidity 79%
Wind Speed Vrbl 3 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 65°F (18°C)
Visibility NA
Last update 13 Jul 6:56 pm EDT
Extended Forecast for

Greenville ME

  • Tonight

    Tonight: Isolated showers before 3am, then isolated showers after 5am. Increasing clouds, with a low around 62. South wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Monday

    Monday: Scattered showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. South wind around 7 mph. Chance of precipitation is 40%.

    High: 72 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82. West wind 3 to 7 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 11pm. Partly cloudy, with a low around 65. Light southwest wind. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

Detailed Forecast

Tonight
Isolated showers before 3am, then isolated showers after 5am. Increasing clouds, with a low around 62. South wind 7 to 9 mph. Chance of precipitation is 20%.
Monday
Scattered showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 72. South wind around 7 mph. Chance of precipitation is 40%.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 82. West wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
Sunny, with a high near 86. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
A slight chance of showers after 11pm. Partly cloudy, with a low around 65. Light southwest wind. Chance of precipitation is 20%.
Thursday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Friday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 77. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 73. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 57. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville ME
 45.47°N 69.58°W (Elev. 1178 ft)
Last Update:
1:44 pm EDT Jul 13, 2025
Forecast Valid:
7pm EDT Jul 13, 2025-6pm EDT Jul 20, 2025
 
Forecast Discussion
 
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Additional Resources

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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