Port Byron, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Port Byron, NY in one place.
Sunny, with a high near 82. South wind around 7 mph.
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: Jun 8, 2026 6:21 PM EDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Port Byron, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 6:21 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Port Byron
Friday looks like the warmest upcoming period in Port Byron at 90 degrees F.
Sunday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Tuesday at about 8 to 13 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 6:21 PM EDT
- Coverage
- 7 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
Mostly clear, with a low around 63. South wind 3 to 10 mph.
A slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 89. South wind 8 to 13 mph. Chance of precipitation is 20%.
Showers and thunderstorms. Mostly cloudy, with a low around 67. South wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Cloudy, with a high near 85. Southwest wind 7 to 10 mph. Chance of precipitation is 90%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Showers and thunderstorms likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 89. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 80%.
A chance of rain showers before 8am, then showers and thunderstorms. Mostly cloudy, with a high near 90. Chance of precipitation is 90%.
Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 90%.
Sunny, with a high near 84.
Mostly clear, with a low around 61.
A chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 82. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 8
|
Sunny
|
82°F |
7 mph
S
|
|
Tonight
Jun 8
|
Mostly Clear
|
63°F |
3 to 10 mph
S
|
|
Tuesday
Jun 9
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
8 to 13 mph
S
|
|
Tuesday Night
Jun 9
|
Showers And Thunderstorms
|
67°F |
5 to 9 mph
S
|
|
Wednesday
Jun 10
|
Showers And Thunderstorms
|
85°F |
7 to 10 mph
SW
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms Likely
|
66°F |
6 mph
SW
|
|
Thursday
Jun 11
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
89°F |
3 to 7 mph
SW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms
|
68°F |
5 mph
SW
|
|
Friday
Jun 12
|
Showers And Thunderstorms
|
90°F |
3 to 8 mph
SW
|
|
Friday Night
Jun 12
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
60°F |
2 to 6 mph
W
|
|
Saturday
Jun 13
|
Sunny
|
84°F |
2 to 8 mph
W
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
61°F |
2 to 6 mph
SW
|
|
Sunday
Jun 14
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
82°F |
3 to 8 mph
SW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
57°F |
5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Port Byron.