Delevan, NY Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Delevan, NY in one place.
A slight chance of rain showers between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 76. South wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
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: Apr 15, 2026 8:59 AM EDT.
The active forecast window currently covers Apr 18 to Apr 21, 2026 for Delevan, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 8:59 AM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Delevan
Saturday looks like the warmest upcoming period in Delevan at 76 degrees F.
Monday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Sunday at about 12 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 8:59 AM EDT
- Coverage
- 4 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 likely. Mostly cloudy, with a low around 38. Southwest wind around 9 mph. Chance of precipitation is 70%.
A chance of rain showers before 11am, then a chance of rain and snow showers. Mostly cloudy, with a high near 47. Chance of precipitation is 50%.
A chance of snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
A slight chance of snow showers. Partly sunny, with a high near 38.
A slight chance of snow showers before 8pm. Partly cloudy, with a low around 25.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 56.
A chance of rain showers. Mostly cloudy, with a low around 41.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 18
|
Showers And Thunderstorms Likely
|
76°F |
5 to 9 mph
S
|
|
Saturday Night
Apr 18
|
Showers And Thunderstorms Likely
|
38°F |
9 mph
SW
|
|
Sunday
Apr 19
|
Chance Rain And Snow Showers
|
47°F |
12 mph
W
|
|
Sunday Night
Apr 19
|
Chance Snow Showers
|
26°F |
12 mph
W
|
|
Monday
Apr 20
|
Slight Chance Snow Showers
|
38°F |
12 mph
W
|
|
Monday Night
Apr 20
|
Slight Chance Snow Showers then Partly Cloudy
|
25°F |
5 to 9 mph
SW
|
|
Tuesday
Apr 21
|
Mostly Sunny then Slight Chance Rain Showers
|
56°F |
6 to 9 mph
SW
|
|
Tuesday Night
Apr 21
|
Chance Rain Showers
|
41°F |
8 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Delevan.