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.

61°F

16°C

Humidity 100%
Wind Speed SE 5 mph
Barometer 29.96 in (1014.4 mb)
Dewpoint 61°F (16°C)
Visibility NA
Last update 28 Aug 4:56 am EDT
Extended Forecast for

Greenville Junction ME

  • Today

    Today: Scattered showers and thunderstorms, mainly after 1pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 71. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Patchy Fog
    then
    Scattered
    T-storms

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 50. Northwest wind 10 to 13 mph.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 67. Northwest wind around 9 mph.

    High: 67 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. West wind 5 to 8 mph becoming southwest after midnight.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 66. West wind 8 to 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 66 °F

    Mostly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Northwest wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 66. Northwest wind around 8 mph.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 3pm. Mostly sunny, with a high near 66. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 1pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 71. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 50. Northwest wind 10 to 13 mph.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 67. Northwest wind around 9 mph.
Saturday Night
Mostly clear, with a low around 53. West wind 5 to 8 mph becoming southwest after midnight.
Sunday
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 66. West wind 8 to 11 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Northwest wind around 9 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Sunny, with a high near 66. Northwest wind around 8 mph.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
A slight chance of showers after 3pm. Mostly sunny, with a high near 66. Chance of precipitation is 20%.
Tuesday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Wednesday
Showers likely. Partly sunny, with a high near 65. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville Junction ME
 45.49°N 69.7°W (Elev. 2142 ft)
Last Update:
4:02 am EDT Aug 28, 2026
Forecast Valid:
5am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation