Sidney, NY Weather Forecast
Local 7-day forecast
Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Sidney, NY in one place.
A slight chance of rain showers before 8am, then showers and thunderstorms between 8am and 11am, then a slight chance of showers and thunderstorms between 11am and 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Southwest wind 2 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Sidney, 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 9:33 AM EDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Sidney, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 9:33 AM EDT
- Forecast office
- BGM
- Source
- NOAA / NWS
Daily Outlook
This Week in Sidney
Thursday looks like the warmest upcoming period in Sidney at 79 degrees F.
Monday Night is the coolest period ahead with temperatures near 25 degrees F.
The strongest winds are forecast for Monday at about 8 to 14 mph NW.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 9:33 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- BGM
- Radar station
- KBGM
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms. Mostly cloudy, with a low around 61. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 79. Southwest wind 2 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a low around 58. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers likely before 11am, then showers and thunderstorms likely. Mostly cloudy, with a high near 69. West wind 2 to 6 mph. Chance of precipitation is 60%.
A chance of rain showers before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
A chance of rain showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Rain showers likely. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Rain showers likely. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
Rain showers likely before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 29. Chance of precipitation is 70%.
A chance of snow showers before 2pm. Partly sunny, with a high near 41. Chance of precipitation is 30%.
Partly cloudy, with a low around 25.
Sunny, with a high near 55.
A chance of rain showers after 8pm. Mostly cloudy, with a low around 39.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Apr 15
|
Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
78°F |
2 to 8 mph
SW
|
|
Tonight
Apr 15
|
Showers And Thunderstorms
|
61°F |
5 mph
SW
|
|
Thursday
Apr 16
|
Showers And Thunderstorms Likely
|
79°F |
2 to 7 mph
SW
|
|
Thursday Night
Apr 16
|
Showers And Thunderstorms Likely
|
58°F |
5 mph
SW
|
|
Friday
Apr 17
|
Showers And Thunderstorms Likely
|
69°F |
2 to 6 mph
W
|
|
Friday Night
Apr 17
|
Chance Rain Showers then Mostly Cloudy
|
51°F |
3 mph
N
|
|
Saturday
Apr 18
|
Partly Sunny then Chance Rain Showers
|
73°F |
1 to 8 mph
S
|
|
Saturday Night
Apr 18
|
Rain Showers Likely
|
44°F |
6 mph
S
|
|
Sunday
Apr 19
|
Rain Showers Likely
|
57°F |
6 to 10 mph
W
|
|
Sunday Night
Apr 19
|
Chance Rain And Snow Showers
|
29°F |
9 mph
W
|
|
Monday
Apr 20
|
Chance Snow Showers
|
41°F |
8 to 14 mph
NW
|
|
Monday Night
Apr 20
|
Partly Cloudy
|
25°F |
3 to 10 mph
W
|
|
Tuesday
Apr 21
|
Sunny
|
55°F |
3 to 9 mph
SW
|
|
Tuesday Night
Apr 21
|
Chance Rain Showers
|
39°F |
3 to 7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sidney.