Decatur, NY Weather Forecast
Local 7-day forecast
Rain Showers Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Decatur, NY in one place.
Rain showers likely before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Local Weather Overview
This forecast page for Decatur, 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 13, 2026 2:32 PM EDT.
The active forecast window currently covers Apr 16 to Apr 19, 2026 for Decatur, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 16 to Apr 19, 2026
- Latest sync
- Apr 13, 2026 2:32 PM EDT
- Forecast office
- BGM
- Source
- NOAA / NWS
Daily Outlook
This Week in Decatur
Thursday looks like the warmest upcoming period in Decatur at 77 degrees F.
Sunday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Sunday at about 10 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 13, 2026 2:32 PM EDT
- Coverage
- 4 days
- Time zone
- America/New_York
- Forecast office
- BGM
- Radar station
- KENX
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 55. Chance of precipitation is 60%.
A chance of rain showers before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 67. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
A chance of rain showers after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Rain showers likely. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
A chance of rain showers. Mostly cloudy, with a high near 61. Chance of precipitation is 50%.
A chance of rain showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 31.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 16
|
Rain Showers Likely
|
77°F |
3 to 9 mph
SW
|
|
Thursday Night
Apr 16
|
Showers And Thunderstorms Likely
|
55°F |
7 mph
SW
|
|
Friday
Apr 17
|
Chance Showers And Thunderstorms
|
67°F |
5 to 8 mph
W
|
|
Friday Night
Apr 17
|
Chance Showers And Thunderstorms then Mostly Cloudy
|
50°F |
2 to 6 mph
W
|
|
Saturday
Apr 18
|
Partly Sunny then Chance Rain Showers
|
74°F |
2 to 9 mph
S
|
|
Saturday Night
Apr 18
|
Rain Showers Likely
|
50°F |
8 mph
SW
|
|
Sunday
Apr 19
|
Chance Rain Showers
|
61°F |
10 mph
W
|
|
Sunday Night
Apr 19
|
Chance Rain And Snow Showers
|
31°F |
9 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Decatur.