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Portland, New York Weather Forecast
Portland, New York Weather
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Weather Forecast for Portland, New York : Tompkins County
Issued: 3:22 pm EST Nov 4, 2025 Latitude: 42.52285 Longitude: -76.5241079 View on Google Maps

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This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Increasing Clouds on Tonight 40% chance of rain on Wednesday Partly Sunny on Thursday 60% chance of rain on Friday 40% chance of rain on Saturday 60% chance of rain on Sunday 40% chance of snow on Monday
High: 54°F Low: 40°F High: 58°F High: 43°F High: 51°F High: 51°F High: 49°F High: 37°F
Low: 39°F Low: 33°F Low: 47°F Low: 38°F Low: 33°F  
Sunny Increasing Clouds Rain Partly Sunny Rain Rain Rain Snow
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Current Conditions at
ITHACA - (KITH)
54°
Clear
as of 3:56 PM EST
Rel. Humidity: 32%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 28 MPH
300° Northwest
Cloud Level(s): Clear
Current Conditions at
PENN YAN - (KPEO)
54°
Clear
as of 3:53 PM EST
Rel. Humidity: 30%
Dew Point: 23°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 31 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
ELMIRA - (KELM)
55°
Clear
as of 3:53 PM EST
Rel. Humidity: 22%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 25 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
BINGHAMTON - (KBGM)
54°
Clear
as of 3:53 PM EST
Rel. Humidity: 23%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 33 MPH
300° Northwest
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 54. Northwest wind around 14 mph.
Increasing Clouds on Tonight Tonight... Increasing clouds, with a low around 40. West wind 5 to 8 mph becoming light and variable.
40% chance of rain Wednesday Wednesday... A chance of showers, mainly after 4pm. Cloudy, with a high near 58. Southeast wind 9 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
90% chance of rain Wednesday Night Wednesday Night... Showers, mainly before 1am. Low around 39. Breezy, with a northwest wind 20 to 24 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 43. Northwest wind 10 to 17 mph, with gusts as high as 30 mph.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 33.
60% chance of rain Friday Friday... Showers likely after 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
90% chance of rain Friday Night Friday Night... Showers. Low around 47. Chance of precipitation is 90%.
40% chance of rain Saturday Saturday... A chance of showers before 1pm. Mostly cloudy, with a high near 51. Chance of precipitation is 40%.
30% chance of rain Saturday Night Saturday Night... A chance of showers after 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
60% chance of rain Sunday Sunday... Showers likely. Mostly cloudy, with a high near 49. Chance of precipitation is 60%.
60% chance of rain & snow Sunday Night Sunday Night... Rain and snow showers likely. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
40% chance of snow Monday Monday... A chance of snow showers. Mostly cloudy, with a high near 37. Chance of precipitation is 40%.
Current Radar Image


Sun Almanac for Portland, New York
Sunrise: 06:44 AM
Sunset: 4:55 PM
Civil Sunrise:06:15 AM
Civil Sunset: 5:25 PM
Nautical Sunrise: 05:41 AM
Nautical Sunset: 5:58 PM
Astro Sunrise: 05:08 AM
Astro Sunset: 6:31 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.