Oswego County, NY Weather Tomorrow

Follow tomorrow's Oswego County weather with an accurate 5 day outlook that includes precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Oswego County area.
Updated: Tue Sep 15th 2026 8:45 AM EDT
Oswego County, NY Weather – 9-15 – Overcast
71° / 50°
Overcast
Overcast is in the forecast for Oswego County, with a high of 71°F and a low of 50°F. There might be light rainfall having a 11% chance. Wind will be moderate, blowing around 14mph on average and gusts of 27.6mph at 8 PM. The humidity will be on the higher side, averaging about 65%, the maximum being 71% at 9 AM and 40% being its lowest at 1 PM. Barometric pressure is its highest of 30.36inHg at 9 AM, a lowest point of 30.21inHg at 7 PM with an avg 30.26inHg.
Oswego County, NY Weather – 9-16 – Overcast
71° / 62°

Weather Tomorrow

Overcast
In Oswego County, overcast is likely with a high near 71°F and a low around 62°F. There might be light rainfall having a 16% chance. Wind will be moderate, blowing around 11mph on average and gusts of 25.3mph at 12 AM. The humidity will be on the higher side, averaging about 72%, the maximum being 94% at 11 PM and 57% being its lowest at 12 AM. Barometric pressure is its highest of 30.33inHg at 9 PM, a lowest point of 30.23inHg at 4 AM with an avg 30.29inHg.
Oswego County, NY Weather – 9-17 – Scattered Showers
67° / 60°
Scattered Showers
Daytime highs will reach 67°F with lows dropping to 60°F in Oswego County, where showers likely at times. The chance of rain is 91% with an estimated 2.18in. Winds will be light at 10mph and gusts of 15.1mph at 8 AM. High humidity with average of 93% is anticipated, the maximum being 99% at 9 AM and 85% being its lowest at 10 PM. Barometric pressure is its highest of 30.29inHg at 12 AM, a lowest point of 30.12inHg at 5 PM with an avg 30.19inHg.
Oswego County, NY Weather – 9-18 – Overcast
67° / 56°
Overcast
Oswego County could see cloud-filled skies with daytime highs of 67°F and nighttime lows near 56°F. There might be light rainfall having a 14% chance. Winds will be light at 8mph and gusts of 17.7mph at 2 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 92% at 7 AM and 64% being its lowest at 10 PM. Barometric pressure is its highest of 30.28inHg at 9 PM, a lowest point of 30.19inHg at 1 AM with an avg 30.22inHg.
Oswego County, NY Weather – 9-19 – Overcast
74° / 48°
Overcast
Oswego County may see overcast, with daytime highs of 74°F and overnight lows near 48°F. Rainfall predicted to have a 74% chance with an estimated 0.12in. Wind will be moderate, blowing around 13mph on average and gusts of 30.3mph at 11 PM. The humidity will be on the higher side, averaging about 74%, the maximum being 97% at 11 PM and 46% being its lowest at 12 PM. Barometric pressure is its highest of 30.27inHg at 12 AM, a lowest point of 29.78inHg at 11 PM with an avg 30.05inHg.
Oswego County, NY Weather – 9-20 – Overcast
68° / 58°
Overcast
Highs will reach 68°F with lows near 58°F in Oswego County, where overcast is. The chance of rain is 89% with an estimated 1.08in. Wind will be moderate, blowing around 12mph on average and gusts of 26.6mph at 12 AM. High humidity with average of 85% is anticipated, the maximum being 99% at 2 AM and 63% being its lowest at 2 PM. Barometric pressure is its highest of 30.04inHg at 11 PM, a lowest point of 29.76inHg at 2 AM with an avg 29.89inHg.

Currently

Overcast 51°F
30.35 inHg.
Barometer
81%
Humidity
SE 15.5 mph
Wind
Overcast

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