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.

53°F

12°C

Humidity 80%
Wind Speed Calm
Barometer 30.22 in (1023.5 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 4 Oct 11:56 pm EDT
Extended Forecast for

Greenville ME

  • Overnight

    Overnight: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. Light southwest wind.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

    High: 76 °F

    Mostly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain and thunderstorms likely, then rain after 10pm. Low around 50. Southwest wind around 8 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 8am. Partly sunny, with a high near 56. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 47. Calm wind.
Sunday
Sunny, with a high near 78. Calm wind becoming southwest 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 55. Calm wind.
Monday
Sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 54. Light southwest wind.
Tuesday
A chance of rain and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 76. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.
Tuesday Night
Rain and thunderstorms likely, then rain after 10pm. Low around 50. Southwest wind around 8 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Wednesday
Rain likely, mainly before 8am. Partly sunny, with a high near 56. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 58.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 41. Chance of precipitation is 20%.
Saturday
A slight chance of rain. Mostly sunny, with a high near 59. Chance of precipitation is 20%.
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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:
7:21 pm EDT Oct 4, 2025
Forecast Valid:
12am EDT Oct 5, 2025-6pm EDT Oct 11, 2025
 
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