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.

40°F

4°C

Humidity 93%
Wind Speed N 9 mph
Barometer 29.91 in (1013.9 mb)
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 12 Oct 9:56 pm EDT
Extended Forecast for

Greenville ME

  • Tonight

    Tonight: A slight chance of showers before 11pm. Mostly cloudy, with a low around 34. East wind around 7 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, mainly after 10am. High near 35. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 35 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. Temperature rising to around 43 by 5am. Southeast wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 34 °F⇑

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 51. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. Northwest wind 8 to 17 mph, with gusts as high as 30 mph.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Northwest wind 15 to 18 mph, with gusts as high as 32 mph.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Rain, mainly after 11am. High near 45. Chance of precipitation is 80%.

    High: 45 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 3am. Low around 35. Breezy. Chance of precipitation is 80%.

    Low: 35 °F

    Rain and
    Breezy

Detailed Forecast

Tonight
A slight chance of showers before 11pm. Mostly cloudy, with a low around 34. East wind around 7 mph. Chance of precipitation is 20%.
Tuesday
Rain, possibly mixed with snow, mainly after 10am. High near 35. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Rain. Temperature rising to around 43 by 5am. Southeast wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 51. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 39. Northwest wind 8 to 17 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 48. Northwest wind 15 to 18 mph, with gusts as high as 32 mph.
Thursday Night
Partly cloudy, with a low around 35. Northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Rain, mainly after 11am. High near 45. Chance of precipitation is 80%.
Friday Night
Rain, mainly before 3am. Low around 35. Breezy. Chance of precipitation is 80%.
Saturday
A chance of rain and snow before 8am, then a chance of snow. Mostly cloudy, with a high near 39. Breezy. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 27. Blustery.
Sunday
Sunny, with a high near 40. Breezy.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville ME
 45.47°N 69.58°W (Elev. 1178 ft)
Last Update:
10:00 pm EDT Oct 12, 2026
Forecast Valid:
10pm EDT Oct 12, 2026-6pm EDT Oct 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation