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Deer Park, WI Weather Tomorrow

The Deer Park weather tomorrow and 5 day forecast provides precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction throughout the Deer Park area and around St. Croix county, Wisconsin.
Updated: Fri Sep 11th 2026 12:15 PM CDT
Deer Park, WI Weather – 9-11 – Overcast
85° / 61°
Overcast
In Deer Park, it will be overcast with highs near 85°F and lows around 61°F. Rainfall predicted to have a 57% chance with an estimated 0.05in. Winds will be strong at speeds peaking at 21mph and gusts of 40.8mph at 10 PM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 75% at 11 PM and 27% being its lowest at 4 PM. Barometric pressure is its highest of 29.76inHg at 1 PM, a lowest point of 29.63inHg at 10 PM with an avg 29.67inHg.
Deer Park, WI Weather – 9-12 – Sunny
74° / 57°

Weather Tomorrow

Sunny
Bright and sunny conditions in Deer Park, with a high of 74°F and a low of 57°F. There might be light rainfall having a 17% chance with an estimated 0.01in. Wind will be moderate, blowing around 18mph on average and gusts of 42.3mph at 12 AM. Humidity levels should be comfortable, sitting around 50% on average, the maximum being 87% at 8 AM and 28% being its lowest at 2 PM. Barometric pressure is its highest of 30.03inHg at 11 PM, a lowest point of 29.62inHg at 3 AM with an avg 29.82inHg.
Deer Park, WI Weather – 9-13 – Overcast
63° / 49°
Overcast
Daytime highs will reach 63°F with lows dropping to 49°F in Deer Park, where it will be overcast. There's a moderate 39% chance of rainfall with an estimated 0.03in. Winds will be light at 7mph and gusts of 15.9mph at 2 PM. Humidity levels should be comfortable, sitting around 60% on average, the maximum being 71% at 1 PM and 37% being its lowest at 6 PM. Barometric pressure is its highest of 30.2inHg at 11 AM, a lowest point of 30.05inHg at 12 AM with an avg 30.14inHg.
Deer Park, WI Weather – 9-14 – Overcast
63° / 48°
Overcast
Highs will reach 63°F with lows near 48°F in Deer Park, where overcast is. The chance of rain is 83% with an estimated 0.17in. Winds will be strong at speeds peaking at 21mph and gusts of 41.9mph at 12 PM. High humidity with average of 83% is anticipated, the maximum being 99% at 10 PM and 54% being its lowest at 6 AM. Barometric pressure is its highest of 30.18inHg at 12 AM, a lowest point of 29.76inHg at 10 PM with an avg 29.98inHg.
Deer Park, WI Weather – 9-15 – Overcast
67° / 51°
Overcast
Skies will be overcast in Deer Park, with a high of 67°F and a low of 51°F. There might be light rainfall having a 12% chance with an estimated 0in. Wind will be moderate, blowing around 14mph on average and gusts of 27.6mph at 9 AM. The humidity will be on the higher side, averaging about 70%, the maximum being 100% at 2 AM and 37% being its lowest at 4 PM. Barometric pressure is its highest of 30.24inHg at 11 PM, a lowest point of 29.79inHg at 1 AM with an avg 30.02inHg.
Deer Park, WI Weather – 9-16 – Overcast
69° / 51°
Overcast
In Deer Park, skies will be overcast with highs near 69°F and lows around 51°F. There might be light rainfall having a 11% chance. Winds will be light at 10mph and gusts of 21.1mph at 4 AM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 71% at 4 AM and 32% being its lowest at 7 PM. Barometric pressure is its highest of 30.31inHg at 11 PM, a lowest point of 30.25inHg at 12 AM with an avg 30.27inHg.

Currently

Overcast 81°F
29.79 inHg.
Barometer
38%
Humidity
SSW 31.7 mph
Wind
Overcast

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