Portland, NY Weather Forecast
Local 7-day forecast
Areas Of Smoke
Track current conditions, temperature changes, wind, and the full daily outlook for Portland, NY in one place.
Areas of smoke after 11am. Mostly sunny, with a high near 87. West wind 9 to 13 mph.
Local Weather Overview
This forecast page for Portland, NY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 14, 2026 8:02 PM EDT.
The active forecast window currently covers Jul 15 to Jul 21, 2026 for Portland, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 15 to Jul 21, 2026
- Latest sync
- Jul 14, 2026 8:02 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Portland
Wednesday looks like the warmest upcoming period in Portland at 87 degrees F.
Saturday Night is the coolest period ahead with temperatures near 67 degrees F.
The strongest winds are forecast for Tuesday at about 15 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 8:02 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KBUF
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Areas of smoke before 8pm. Partly cloudy, with a low around 72. Southwest wind 2 to 10 mph.
Mostly sunny, with a high near 86. West wind 3 to 10 mph.
Partly cloudy, with a low around 69. Northwest wind 3 to 10 mph.
Mostly sunny, with a high near 85. Northeast wind around 5 mph.
A chance of showers and thunderstorms between 8pm and 2am, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. Southeast wind 2 to 7 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 83. Southwest wind 7 to 12 mph. Chance of precipitation is 60%.
Showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 80%.
Rain showers likely before 2pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
A slight chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 67.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 79.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jul 15
|
Areas Of Smoke
|
87°F |
9 to 13 mph
W
|
|
Wednesday Night
Jul 15
|
Areas Of Smoke then Partly Cloudy
|
72°F |
2 to 10 mph
SW
|
|
Thursday
Jul 16
|
Mostly Sunny
|
86°F |
3 to 10 mph
W
|
|
Thursday Night
Jul 16
|
Partly Cloudy
|
69°F |
3 to 10 mph
NW
|
|
Friday
Jul 17
|
Mostly Sunny
|
85°F |
5 mph
NE
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
68°F |
2 to 7 mph
SE
|
|
Saturday
Jul 18
|
Showers And Thunderstorms Likely
|
83°F |
7 to 12 mph
SW
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms
|
67°F |
10 mph
W
|
|
Sunday
Jul 19
|
Rain Showers Likely
|
80°F |
10 mph
NW
|
|
Sunday Night
Jul 19
|
Slight Chance Showers And Thunderstorms
|
67°F |
7 mph
W
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms
|
83°F |
6 to 10 mph
SW
|
|
Monday Night
Jul 20
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
68°F |
8 to 14 mph
SW
|
|
Tuesday
Jul 21
|
Chance Rain Showers
|
79°F |
15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Portland.