Port Byron, NY Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Port Byron, NY in one place.
A chance of rain showers before 2pm. Mostly cloudy, with a high near 64. Northwest wind around 7 mph. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Port Byron, 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: Apr 15, 2026 5:59 PM EDT.
The active forecast window currently covers Apr 17 to Apr 21, 2026 for Port Byron, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 17 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 5:59 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Port Byron
Saturday looks like the warmest upcoming period in Port Byron at 75 degrees F.
Sunday Night is the coolest period ahead with temperatures near 30 degrees F.
The strongest winds are forecast for Saturday at about 6 to 17 mph S.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 5:59 PM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KBGM
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 50.
A chance of rain showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 40%.
A chance of rain showers before 8pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Rain showers likely. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
A chance of rain showers before 8pm, then a slight chance of snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
A slight chance of snow showers before 2pm. Partly sunny, with a high near 42.
Partly cloudy, with a low around 30.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 57.
A chance of rain showers. Mostly cloudy, with a low around 42.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 17
|
Chance Rain Showers
|
64°F |
7 mph
NW
|
|
Friday Night
Apr 17
|
Partly Cloudy
|
50°F |
1 to 6 mph
E
|
|
Saturday
Apr 18
|
Partly Sunny then Chance Rain Showers
|
75°F |
6 to 17 mph
S
|
|
Saturday Night
Apr 18
|
Showers And Thunderstorms Likely
|
42°F |
10 to 15 mph
SW
|
|
Sunday
Apr 19
|
Rain Showers Likely
|
52°F |
10 to 14 mph
W
|
|
Sunday Night
Apr 19
|
Slight Chance Snow Showers
|
30°F |
9 to 13 mph
W
|
|
Monday
Apr 20
|
Slight Chance Snow Showers
|
42°F |
10 to 14 mph
NW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
30°F |
5 to 10 mph
W
|
|
Tuesday
Apr 21
|
Mostly Sunny then Slight Chance Rain Showers
|
57°F |
7 to 10 mph
S
|
|
Tuesday Night
Apr 21
|
Chance Rain Showers
|
42°F |
8 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Port Byron.