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Updates to the National Water Prediction Service (NWPS) Website June 15, 2026
Spring 2026 Frost/Freeze Program Begins for Downeast Maine on May 11th
How Much Snow Fell This Season, and How Did it Compare to Average?
Significant Drought Improvement in Eastern/Northern Maine, see the Latest Drought Information Statement

Current conditions at

Greenville (KGNR)

Lat: 45.46° N Lon: 69.55° W Elev: 1394 ft.

64°F

18°C

Humidity	50%
Wind Speed	Vrbl 3 mph
Barometer	29.75 in (1007.0 mb)
Dewpoint	45°F (7°C)
Visibility	NA
Last update	16 May 9:56 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Southern Piscataquis

Overnight

Mostly cloudy late this evening, then becoming partly cloudy. Isolated showers. Lows in the mid 50s. Southwest winds 5 to 10 mph. Chance of rain 20 percent.

Sunday

Mostly sunny. Highs in the lower 70s. West winds 15 to 20 mph with gusts up to 30 mph.

Sunday Night

Mostly clear in the evening, then becoming partly cloudy. Cooler with lows in the lower 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph, diminishing to around 5 mph after midnight.

Monday

Partly sunny. Highs in the lower 70s. West winds around 5 mph, becoming southwest with gusts up to 20 mph in the afternoon.

Monday Night

Partly cloudy. Lows in the upper 40s. South winds 5 to 10 mph.

Tuesday

Mostly sunny. Showers likely with a chance of thunderstorms in the afternoon. Warmer with highs in the mid 80s. Chance of rain 70 percent.

Tuesday Night

A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Not as cool with lows in the upper 50s. Chance of rain 50 percent.

Wednesday

Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 70 percent.

Wednesday Night

Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Cooler with lows in the upper 40s. Chance of rain 60 percent.

Thursday

Mostly sunny. Much cooler with highs in the lower 60s.

Thursday Night

Partly cloudy. Lows around 40.

Friday

Sunny. Highs in the lower 60s.

Friday Night

Partly cloudy. Lows in the lower 40s.

Saturday

Mostly sunny. Highs in the mid 60s.