Portland, New York Weather
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Weather Forecast for Portland, New York : Chautauqua County
Issued: 5:11 am EDT Aug 3, 2025 Latitude: 42.3797799 Longitude: -79.4675466 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Sunny on Today Clear on Tonight Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday Mostly Sunny on Thursday Sunny on Friday Sunny on Saturday
High: 78°F Low: 60°F High: 83°F High: 85°F High: 84°F High: 82°F High: 83°F High: 84°F
Low: 65°F Low: 67°F Low: 64°F Low: 65°F Low: 67°F  
Sunny Clear Sunny Mostly Sunny Partly Sunny Mostly Sunny Sunny Sunny
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Current Conditions at
DUNKIRK - (KDKK)
57°
Clear
as of 5:53 AM EDST
Rel. Humidity: 87%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
JAMESTOWN - (KJHW)
52°
Clear
Mist
as of 6:23 AM EDST
Rel. Humidity: 100%
Dew Point: 52°F
Visibility: 5 Miles
Pressure: 30.27 in.
Flight Rule: MVFR
Wind Data
3 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
ERIE - (KERI)
55°
Clear
as of 5:51 AM EDST
Rel. Humidity: 87%
Dew Point: 52°F
Visibility: 10 Miles
Pressure: 30.23 in.
Flight Rule: VFR
Wind Data
3 MPH
180° South
Cloud Level(s): Clear
Current Conditions at
BUFFALO - (KBUF)
55°
Clear
as of 5:54 AM EDST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.22 in.
Flight Rule: VFR
Wind Data
6 MPH
170° South
Cloud Level(s): Clear
Sunny on Today Today... Widespread haze. Sunny, with a high near 78. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Clear on Tonight Tonight... Widespread haze before midnight. Clear, with a low around 60. Light and variable wind.
Sunny on Monday Monday... Sunny, with a high near 83. Calm wind becoming north around 6 mph in the afternoon.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 65. Light and variable wind.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 85. Southeast wind around 6 mph becoming northeast in the afternoon.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 67. Northeast wind around 6 mph becoming southeast after midnight.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 84. Southeast wind around 6 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 64. South wind around 6 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 82.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 65.
Sunny on Friday Friday... Sunny, with a high near 83.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 67.
Sunny on Saturday Saturday... Sunny, with a high near 84.
Current Radar Image


Sun Almanac for Portland, New York
Sunrise: 06:13 AM
Sunset: 8:35 PM
Civil Sunrise:05:42 AM
Civil Sunset: 9:07 PM
Nautical Sunrise: 05:03 AM
Nautical Sunset: 9:46 PM
Astro Sunrise: 04:19 AM
Astro Sunset: 10:29 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.