Weather Planner: Monday, September 21, 2026

finger lakes weather forecast monday september 21 2026 cloudy skies over a green field with trees to both sides and in the backgound along a small hill
Photo by Gwen Moshier

Weather Planner: Monday, September 21, 2026

Monday will be another cloud and cool day with highs struggling, and in some cases failing to get much above 60 degrees. Some patchy drizzle may be possible, but actual rainfall is not expected outside of a few stray showers in the evening and overnight. North-northwest winds will blow steadily through the day but mostly with speeds under or up to 10 mph. Monday night will see temperatures drop to the mid and upper 40s with a few low 50s.

Early Morning (3-7 AM)

Mostly cloudy.

Nothing more than a little drizzle.

North-northeast winds 5-10 mph.

Temperatures in the upper 40s and low 50s.

Morning (7-11 AM)

Mostly cloudy.

Nothing more than a little drizzle.

North-northeast winds 5-10 mph.

Temperatures rising to the mid 50s.

Midday (11 AM-1 PM)

Mostly cloudy.

Nothing more than a little drizzle.

North-northeast winds 5-10 mph.

Temperatures in the upper 50s and low 60s.

Afternoon (1-5 PM)

Mostly cloudy.

Nothing more than a little drizzle.

North-northeast winds 5-10 mph.

Temperatures in the upper 50s and low 60s with a few warmer pockets reaching the mid 60s.

Late Afternoon (5-7 PM)

Mostly cloudy.

Nothing more than a little drizzle.

North-northeast winds 5-10 mph.

Temperatures dropping to the mid and upper 50s.

Evening (7-11 PM)

Mostly cloudy.

Drizzle and a  few showers.

North-northeast winds around 5 mph.

Temperatures dropping to the low 50s.

Overnight (11 PM-3 AM)

Mostly cloudy.

Drizzle and a  few showers.

North-northeast winds around 5 mph.

Temperatures in the upper 40s and low 50s.

 

Tuesday Preview

Clouds giving way to some eventual sun. Highs range from the mid 50s to mid 60s.

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Follow Meteorologist Drew Montreuil:
Meteorologist Drew Montreuil has been forecasting the weather in the Finger Lakes region since 2006 and has degrees in meteorology from SUNY Oswego (B.S. with Honors) and Cornell (M.S.). Drew and his wife have four young boys. When not working or playing with the boys, he is probably out for a run through the countryside.

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