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Oswego, NY Weather Forecast


Oswego, NY Weather Forecast Dated: 1029 PM Sat Sep 12 2026
Expect a cool pattern with more clouds than sun and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate.
Saturday, September 12, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
72°F 22°C
Overcast
Pleasant near 74°F 23°C, sunny in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds turning from the SE to the SSW at 14 mph 23 km/h. Gusts up to 25 mph 41 km/h.
Sunday, September 13, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
70°F 21°C
Overcast
Comfortable with temperatures reaching 70°F 21°C, overcast in the morning, sunny in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds switching from the SSW to the WNW at 13 mph 21 km/h. Gusts up to 21 mph 34 km/h.
Monday, September 14, 2026
Mid-Morning
59°F 15°C
Scattered Showers
Mid-Afternoon
61°F 16°C
Sunny
Early-Evening
61°F 16°C
Sunny
Comfortable at 61°F 16°C, locally heavy downpours at times, with lower humidity and barometric pressure rising. Winds decreasing from NNE 13 mph 21 km/h to WSW 5 mph 8 km/h.
Tuesday, September 15, 2026
Mid-Morning
54°F 12°C
Overcast
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
67°F 19°C
Overcast
Cool with a high near 66°F 19°C, overcast throughout the day, with lower humidity and steady pressure. Winds swinging from the SSE to the S at 15 mph 23 km/h. Gusts up to 27 mph 43 km/h.
Wednesday, September 16, 2026
Mid-Morning
65°F 18°C
Cloudy
Mid-Afternoon
72°F 22°C
Partly Cloudy
Early-Evening
71°F 22°C
Cloudy
Mild with a high of 72°F 22°C, cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds tapering down from S 11 mph 18 km/h to E 3 mph 5 km/h.
Thursday, September 17, 2026
Mid-Morning
62°F 17°C
Light Showers
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
64°F 18°C
Overcast
Mildly cool near 63°F 17°C, morning showers, giving way to clearing skies, with steady humidity and steady pressure. Winds turning from the NE to the NNE at 14 mph 22 km/h.
Friday, September 18, 2026
Mid-Morning
62°F 17°C
Overcast
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
66°F 19°C
Sunny
Comfortable at 66°F 19°C, cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds switching from the NNE to the SW at 6 mph 9 km/h.
Saturday, September 19, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
67°F 19°C
Overcast
Cool with a high near 67°F 19°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
66°F 19°C
Overcast
Early-Evening
63°F 17°C
Overcast
Refreshing around 66°F 19°C, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds building from N at 9 mph 15 km/h to NE at 23 mph 36 km/h. Gusts up to 25 mph 41 km/h.
Monday, September 21, 2026
Mid-Morning
53°F 12°C
Partly Cloudy
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
61°F 16°C
Overcast
Mildly cool near 63°F 17°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the NE to the ESE at 11 mph 18 km/h. Gusts up to 22 mph 34 km/h.
Tuesday, September 22, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
67°F 19°C
Overcast
Early-Evening
64°F 18°C
Scattered Showers
Comfortable at 67°F 19°C, scattered downpours possible, with increasing humidity and barometric pressure falling. Winds shifting from the SE to the ESE at 12 mph 20 km/h. Gusts up to 20 mph 32 km/h.
Wednesday, September 23, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
73°F 23°C
Cloudy
Early-Evening
71°F 22°C
Scattered Showers
Comfortable with temperatures reaching 73°F 23°C, locally heavy downpours at times, with lower humidity and barometric pressure falling. Winds turning from the S to the WSW at 20 mph 31 km/h. Gusts up to 34 mph 55 km/h.
Thursday, September 24, 2026
Mid-Morning
58°F 15°C
Scattered Showers
Mid-Afternoon
55°F 13°C
Light Showers
Early-Evening
55°F 13°C
Scattered Showers
Brisk around 55°F 13°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds switching from the WNW to the NW at 26 mph 42 km/h. Gusts up to 30 mph 48 km/h.
Friday, September 25, 2026
Mid-Morning
49°F 9°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
62°F 17°C
Overcast
Mildly cool near 60°F 16°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds picking up from S at 5 mph 8 km/h to SSE at 14 mph 23 km/h. Gusts up to 28 mph 46 km/h.
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