Oswego, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Oswego, NY in one place.
Sunny, with a high near 55. Northwest wind 1 to 7 mph.
Local Weather Overview
This forecast page for Oswego, 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: May 11, 2026 10:54 PM EDT.
The active forecast window currently covers May 12 to May 18, 2026 for Oswego, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 12 to May 18, 2026
- Latest sync
- May 11, 2026 10:54 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Oswego
Monday looks like the warmest upcoming period in Oswego at 74 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Wednesday at about 8 to 15 mph S.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- May 11, 2026 10:54 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KTYX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain showers after 8pm. Mostly cloudy, with a low around 45. East wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers before 2pm, then showers and thunderstorms. Cloudy, with a high near 63. South wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 45. Southwest wind 3 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers. Mostly cloudy, with a high near 55. West wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of rain showers. Mostly cloudy, with a low around 45. Northwest wind around 6 mph.
A slight chance of rain showers before 8am. Partly sunny, with a high near 58. Northwest wind 6 to 9 mph.
Mostly cloudy, with a low around 46.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 67.
A slight chance of rain showers. Partly cloudy, with a low around 49.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 66.
Partly cloudy, with a low around 50.
A slight chance of rain showers between 8am and 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
May 12
|
Sunny
|
55°F |
1 to 7 mph
NW
|
|
Tuesday Night
May 12
|
Rain Showers
|
45°F |
5 to 10 mph
E
|
|
Wednesday
May 13
|
Rain Showers
|
63°F |
8 to 15 mph
S
|
|
Wednesday Night
May 13
|
Showers And Thunderstorms
|
45°F |
3 to 7 mph
SW
|
|
Thursday
May 14
|
Chance Rain Showers
|
55°F |
7 mph
W
|
|
Thursday Night
May 14
|
Slight Chance Rain Showers
|
45°F |
6 mph
NW
|
|
Friday
May 15
|
Slight Chance Rain Showers then Partly Sunny
|
58°F |
6 to 9 mph
NW
|
|
Friday Night
May 15
|
Mostly Cloudy
|
46°F |
7 mph
W
|
|
Saturday
May 16
|
Mostly Sunny then Slight Chance Rain Showers
|
67°F |
6 mph
SW
|
|
Saturday Night
May 16
|
Slight Chance Rain Showers
|
49°F |
7 mph
W
|
|
Sunday
May 17
|
Slight Chance Rain Showers then Mostly Sunny
|
66°F |
6 to 9 mph
W
|
|
Sunday Night
May 17
|
Partly Cloudy
|
50°F |
5 mph
SW
|
|
Monday
May 18
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
74°F |
7 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Oswego.
