Delevan, NY Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Delevan, NY in one place.
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 78. Southwest wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Local Weather Overview
This forecast page for Delevan, 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 17, 2026 9:22 AM EDT.
The active forecast window currently covers Jul 18 to Jul 23, 2026 for Delevan, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 18 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 9:22 AM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Delevan
Saturday looks like the warmest upcoming period in Delevan at 78 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Saturday at about 7 to 10 mph SW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 9:22 AM 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
Showers and thunderstorms before 2am. Mostly cloudy, with a low around 58. Northwest wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Mostly sunny, with a high near 72. Northwest wind around 6 mph.
Mostly clear, with a low around 54. Southwest wind around 3 mph.
Mostly sunny, with a high near 78. Southwest wind around 3 mph.
A chance of rain showers after 2am. Mostly cloudy, with a low around 62. South wind 2 to 9 mph. Chance of precipitation is 40%.
A chance of rain showers before 8am, then showers and thunderstorms. Mostly cloudy, with a high near 78. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 80%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 69. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 53. Chance of precipitation is 40%.
Sunny, with a high near 71.
Mostly clear, with a low around 54.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Jul 18
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
78°F |
7 to 10 mph
SW
|
|
Saturday Night
Jul 18
|
Showers And Thunderstorms
|
58°F |
5 to 10 mph
NW
|
|
Sunday
Jul 19
|
Mostly Sunny
|
72°F |
6 mph
NW
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
54°F |
3 mph
SW
|
|
Monday
Jul 20
|
Mostly Sunny
|
78°F |
3 mph
SW
|
|
Monday Night
Jul 20
|
Mostly Cloudy then Chance Rain Showers
|
62°F |
2 to 9 mph
S
|
|
Tuesday
Jul 21
|
Showers And Thunderstorms
|
78°F |
10 mph
SW
|
|
Tuesday Night
Jul 21
|
Showers And Thunderstorms
|
58°F |
6 to 9 mph
W
|
|
Wednesday
Jul 22
|
Chance Rain Showers
|
69°F |
9 mph
W
|
|
Wednesday Night
Jul 22
|
Chance Showers And Thunderstorms
|
53°F |
2 to 8 mph
W
|
|
Thursday
Jul 23
|
Sunny
|
71°F |
5 mph
W
|
|
Thursday Night
Jul 23
|
Mostly Clear
|
54°F |
3 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Delevan.