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Oshkosh, WI Weather Tomorrow

Before heading out, check tomorrow's Oshkosh weather and the extended 5 day forecast featuring 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 across the Oshkosh area and around Winnebago county, Wisconsin.
Updated: Thu Oct 8th 2026 1:30 AM CDT
Oshkosh, WI Weather – 10-8 – Overcast
63° / 50°
Overcast
In Oshkosh, it will be overcast with highs near 63°F and lows around 50°F. There's a very small chance of rainfall, only about 8%. Wind will be moderate, blowing around 17mph on average and gusts of 25.1mph at 3 AM. Humidity levels should be comfortable, sitting around 53% on average, the maximum being 62% at 8 AM and 41% being its lowest at 2 PM. Barometric pressure is its highest of 30.1inHg at 11 PM, a lowest point of 29.95inHg at 3 AM with an avg 30.03inHg.
Oshkosh, WI Weather – 10-9 – Overcast
66° / 53°

Weather Tomorrow

Overcast
Oshkosh could see overcast with daytime highs of 66°F and nighttime lows near 53°F. There might be light rainfall having a 24% chance with an estimated 0.01in. Wind will be moderate, blowing around 15mph on average and gusts of 23.3mph at 8 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 85% at 11 PM and 49% being its lowest at 7 AM. Barometric pressure is its highest of 30.15inHg at 9 AM, a lowest point of 30.02inHg at 4 PM with an avg 30.09inHg.
Oshkosh, WI Weather – 10-10 – Sunny
76° / 57°
Sunny
Daytime highs will reach 76°F with lows dropping to 57°F in Oshkosh, where bright and sunny conditions. There's a very small chance of rainfall, only about 8%. Wind will be moderate, blowing around 19mph on average and gusts of 32.2mph at 9 PM. The humidity will be on the higher side, averaging about 71%, the maximum being 89% at 6 AM and 49% being its lowest at 2 PM. Barometric pressure is its highest of 30.01inHg at 12 AM, a lowest point of 29.93inHg at 5 PM with an avg 29.97inHg.
Oshkosh, WI Weather – 10-11 – Sunny
72° / 60°
Sunny
Bright and sunny conditions in Oshkosh, with a high of 72°F and a low of 60°F. There's a very small chance of rainfall, only about 7%. Wind will be moderate, blowing around 18mph on average and gusts of 31.6mph at 12 AM. The humidity will be on the higher side, averaging about 65%, the maximum being 89% at 11 PM and 52% being its lowest at 3 PM. Barometric pressure is its highest of 29.97inHg at 3 AM, a lowest point of 29.83inHg at 5 PM with an avg 29.9inHg.
Oshkosh, WI Weather – 10-12 – Overcast
73° / 60°
Overcast
It will be overcast in Oshkosh, with a high of 73°F and a low of 60°F. There's a moderate 39% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 14mph on average and gusts of 22.4mph at 4 AM. The humidity will be on the higher side, averaging about 78%, the maximum being 90% at 12 AM and 62% being its lowest at 4 PM. Barometric pressure is its highest of 29.83inHg at 12 AM, a lowest point of 29.64inHg at 5 PM with an avg 29.73inHg.
Oshkosh, WI Weather – 10-13 – Scattered Showers
60° / 47°
Scattered Showers
Oshkosh could see passing showers with daytime highs of 60°F and nighttime lows near 47°F. There's a moderate 36% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 18mph on average and gusts of 21.8mph at 10 AM. The humidity will be on the higher side, averaging about 66%, the maximum being 85% at 12 AM and 49% being its lowest at 4 PM. Barometric pressure is its highest of 30.14inHg at 10 PM, a lowest point of 29.72inHg at 12 AM with an avg 29.96inHg.

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