Portland, NY Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Portland, NY in one place.
Partly sunny, with a high near 64. East wind around 9 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: Oct 13, 2026 9:09 PM EDT.
The active forecast window currently covers Oct 15 to Oct 20, 2026 for Portland, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 20, 2026
- Latest sync
- Oct 13, 2026 9:09 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Portland
Thursday looks like the warmest upcoming period in Portland at 64 degrees F.
Friday Night is the coolest period ahead with temperatures near 36 degrees F.
The strongest winds are forecast for Friday Night at about 22 to 28 mph NW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 13, 2026 9:09 PM EDT
- Coverage
- 6 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
Rain showers likely between 8pm and 11pm, then showers and thunderstorms. Mostly cloudy, with a low around 51. South wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Showers and thunderstorms. Cloudy, with a high near 60. West wind 16 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Rain showers. Mostly cloudy, with a low around 36. Northwest wind 22 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 90%.
A chance of rain showers before 8am. Mostly sunny, with a high near 50. Northwest wind 18 to 23 mph. Chance of precipitation is 30%.
Mostly clear, with a low around 37.
Sunny, with a high near 59.
Mostly clear, with a low around 43.
Mostly sunny, with a high near 62.
Mostly cloudy, with a low around 46.
Mostly sunny, with a high near 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Oct 15
|
Partly Sunny
|
64°F |
9 mph
E
|
|
Thursday Night
Oct 15
|
Showers And Thunderstorms
|
51°F |
6 to 15 mph
S
|
|
Friday
Oct 16
|
Showers And Thunderstorms
|
60°F |
16 to 24 mph
W
|
|
Friday Night
Oct 16
|
Rain Showers
|
36°F |
22 to 28 mph
NW
|
|
Saturday
Oct 17
|
Chance Rain Showers then Mostly Sunny
|
50°F |
18 to 23 mph
NW
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
37°F |
10 to 16 mph
W
|
|
Sunday
Oct 18
|
Sunny
|
59°F |
10 to 14 mph
SW
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
43°F |
10 to 14 mph
SW
|
|
Monday
Oct 19
|
Mostly Sunny
|
62°F |
10 to 14 mph
SW
|
|
Monday Night
Oct 19
|
Mostly Cloudy
|
46°F |
6 to 9 mph
SW
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
62°F |
6 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Portland.