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.

57°F

14°C

Humidity 49%
Wind Speed NA
Barometer 30.22 in (1024.4 mb)
Dewpoint 38°F (3°C)
Visibility NA
Last update 4 Oct 2:56 pm EDT
Extended Forecast for

Greenville ME

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 57. South wind around 9 mph.

    High: 57 °F

    Partly Sunny

  • Tonight

    Tonight: Scattered showers, mainly after 5am. Patchy fog before 1am, then patchy fog after 4am. Otherwise, increasing clouds, with a low around 45. South wind around 9 mph. Chance of precipitation is 30%.

    Low: 45 °F

    Mostly Cloudy
    then
    Scattered
    Showers and
    Patchy Fog

  • Monday

    Monday: Showers likely, mainly before noon. Patchy fog between 7am and 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 55. South wind 9 to 16 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Showers
    Likely and
    Patchy Fog

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. West wind 13 to 18 mph, with gusts as high as 32 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Breezy, with a west wind 18 to 20 mph, with gusts as high as 33 mph.

    High: 48 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54. Light southwest wind becoming south 5 to 9 mph in the morning.

    High: 54 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A slight chance of rain before 11am, then a slight chance of rain after noon. Mostly sunny, with a high near 60. Chance of precipitation is 20%.

    High: 60 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 57. South wind around 9 mph.
Tonight
Scattered showers, mainly after 5am. Patchy fog before 1am, then patchy fog after 4am. Otherwise, increasing clouds, with a low around 45. South wind around 9 mph. Chance of precipitation is 30%.
Monday
Showers likely, mainly before noon. Patchy fog between 7am and 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 55. South wind 9 to 16 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 37. West wind 13 to 18 mph, with gusts as high as 32 mph.
Tuesday
Mostly sunny, with a high near 48. Breezy, with a west wind 18 to 20 mph, with gusts as high as 33 mph.
Tuesday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 54. Light southwest wind becoming south 5 to 9 mph in the morning.
Wednesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 20%.
Thursday
A slight chance of rain before 11am, then a slight chance of rain after noon. Mostly sunny, with a high near 60. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 41. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 55.
Friday Night
A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greenville ME
 45.47°N 69.61°W (Elev. 1027 ft)
Last Update:
2:43 pm EDT Oct 4, 2026
Forecast Valid:
3pm EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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