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.

55°F

13°C

Humidity 83%
Wind Speed NE 3 mph
Barometer 29.94 in (1014.1 mb)
Dewpoint 50°F (10°C)
Visibility NA
Last update 5 Sep 10:56 pm EDT
Extended Forecast for

Greenville ME

  • Tonight

    Tonight: Partly cloudy, with a low around 47. North wind 3 to 8 mph.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 66. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. Northwest wind 5 to 9 mph.

    Low: 48 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Sunny, with a high near 74. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Northwest wind around 6 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69. North wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 2am, then a chance of showers after 2am. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. North wind 3 to 8 mph.
Sunday
Mostly sunny, with a high near 66. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 48. Northwest wind 5 to 9 mph.
Labor Day
Sunny, with a high near 74. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 52. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 69. North wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 46. Calm wind.
Wednesday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.
Wednesday Night
Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 2am, then a chance of showers after 2am. Low around 55. Chance of precipitation is 80%.
Thursday
A slight chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 46.
Friday
Sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville ME
 45.45°N 69.58°W (Elev. 1119 ft)
Last Update:
9:43 pm EDT Sep 5, 2026
Forecast Valid:
11pm EDT Sep 5, 2026-6pm EDT Sep 12, 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