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.

44°F

7°C

Humidity 45%
Wind Speed NW 10 G 20 mph
Barometer 30.00 in (1017.0 mb)
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 12 May 7:56 pm EDT
Extended Forecast for

Guilford ME

  • Tonight

    Tonight: Patchy frost after 2am. Otherwise, increasing clouds, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Clear
    then Patchy
    Frost

  • Wednesday

    Wednesday: Rain likely, mainly after 5pm. Patchy frost before 7am. Otherwise, partly sunny, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Patchy Frost
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain, mainly before 3am. Patchy fog. Low around 41. Southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain likely, mainly after noon. Mostly cloudy, with a high near 62. Southeast wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain likely. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 44. Northeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely
    and Patchy
    Fog

  • Friday

    Friday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 61. Northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of rain before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%.

    Low: 44 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 49. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Patchy frost after 2am. Otherwise, increasing clouds, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Rain likely, mainly after 5pm. Patchy frost before 7am. Otherwise, partly sunny, with a high near 61. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain, mainly before 3am. Patchy fog. Low around 41. Southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain likely, mainly after noon. Mostly cloudy, with a high near 62. Southeast wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain likely. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 44. Northeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 61. Northeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain before 8pm, then a slight chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 45.
Monday
Mostly sunny, with a high near 70.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 20%.
Tuesday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Guilford ME
 45.16°N 69.38°W (Elev. 499 ft)
Last Update:
4:03 pm EDT May 12, 2026
Forecast Valid:
8pm EDT May 12, 2026-6pm EDT May 19, 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