Interstate State Park, WI 14 Day Weather

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Interstate State Park, WI Weather - 14-Day Weather Forecast

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Interstate State Park WI Weather - Clear - 76°F
Clear
76°F
Updated 9:24 pm
Feels Like 78°F
Humidity 88%
Wind SSW 5 mph
Barometer  29.94 in
Dew Point 72°F
Interstate State Park WI Weather - Clear - 24°C
Clear
24°C
Updated 9:24 pm
Feels Like 25°C
Humidity 88%
Wind SSW 8 km/h
Barometer  101.3 kPa
Dew Point 22°C
Interstate State Park, WI Weather and Current Conditionsinterstate state park wi weather forecast

Interstate State Park, WI Weather Forecast

Interstate State Park Wisconsin WeatherInterstate State Park, Wisconsin Weather Weather Forecast
14 day API forecast for Interstate State Park. Note. The 7-day Interstate State Park weather forecast is the most reliable and accurate forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days in advance.
Interstate State Park, WI Weather Forecast Dated: 924 PM Tue Sep 08 2026
Expect a mild stretch with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate.

Tuesday, September 8, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-08 - Morning - Drizzle
68°F 20°C
Drizzle
Mid-Afternoon
Interstate State Park Weather - 2026-09-08 - Afternoon - Overcast
77°F 25°C
Overcast
Early-Evening
Interstate State Park Weather - 2026-09-08 - Evening - Overcast
77°F 25°C
Overcast
Pleasant near 77°F 25°C, early showers breaking for a drier afternoon, with lower humidity and steady pressure. Winds turning from the S to the SSW at 9 mph 15 km/h. Gusts up to 21 mph 34 km/h.

Wednesday, September 9, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-09 - Morning - Sunny
65°F 18°C
Sunny
Mid-Afternoon
Interstate State Park Weather - 2026-09-09 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-09 - Evening - Sunny
69°F 21°C
Sunny
Comfortable with temperatures reaching 79°F 26°C, sunny throughout the day, with steady humidity and steady pressure. Winds switching from the WNW to the NW at 11 mph 17 km/h.

Thursday, September 10, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-10 - Morning - Sunny
61°F 16°C
Sunny
Mid-Afternoon
Interstate State Park Weather - 2026-09-10 - Afternoon - Sunny
79°F 26°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-10 - Evening - Overcast
73°F 23°C
Overcast
Enjoyable around 79°F 26°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds moving from the WSW to the SSE at 8 mph 12 km/h.

Friday, September 11, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-11 - Morning - Light Showers
58°F 15°C
Light Showers
Mid-Afternoon
Interstate State Park Weather - 2026-09-11 - Afternoon - Sunny
77°F 25°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-11 - Evening - Partly Cloudy
75°F 24°C
Partly Cloudy
Mild temperatures up to 77°F 25°C, early showers breaking for a drier afternoon, with lower humidity and barometric pressure falling. Winds swinging from the SSE to the SSW at 13 mph 21 km/h. Gusts up to 27 mph 43 km/h.

Saturday, September 12, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-12 - Morning - Sunny
56°F 14°C
Sunny
Mid-Afternoon
Interstate State Park Weather - 2026-09-12 - Afternoon - Sunny
74°F 23°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-12 - Evening - Sunny
68°F 20°C
Sunny
Mild with a high of 74°F 23°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds shifting from the WNW to the NNW at 9 mph 14 km/h.

Sunday, September 13, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-13 - Morning - Overcast
59°F 15°C
Overcast
Mid-Afternoon
Interstate State Park Weather - 2026-09-13 - Afternoon - Overcast
59°F 15°C
Overcast
Early-Evening
Interstate State Park Weather - 2026-09-13 - Evening - Overcast
56°F 14°C
Overcast
Mildly cool near 59°F 15°C, overcast throughout the day, with increasing humidity and steady pressure. Winds ESE at 6 mph 10 km/h.

Monday, September 14, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-14 - Morning - Heavy Rain Showers
51°F 11°C
Heavy Rain Showers
Mid-Afternoon
Interstate State Park Weather - 2026-09-14 - Afternoon - Light Showers
53°F 12°C
Light Showers
Early-Evening
Interstate State Park Weather - 2026-09-14 - Evening - Overcast
52°F 12°C
Overcast
Chilly near 53°F 12°C, intermittent showers through midday, easing by evening, with steady humidity and steady pressure. Winds switching from the NE to the ENE at 9 mph 15 km/h.

Tuesday, September 15, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-15 - Morning - Fog
51°F 11°C
Fog
Mid-Afternoon
Interstate State Park Weather - 2026-09-15 - Afternoon - Scattered Showers
63°F 17°C
Scattered Showers
Early-Evening
Interstate State Park Weather - 2026-09-15 - Evening - Partly Cloudy
60°F 16°C
Partly Cloudy
Cool with a high near 63°F 17°C, scattered downpours possible, with lower humidity and steady pressure.

Wednesday, September 16, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-16 - Morning - Sunny
57°F 14°C
Sunny
Mid-Afternoon
Interstate State Park Weather - 2026-09-16 - Afternoon - Sunny
71°F 22°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-16 - Evening - Scattered Showers
66°F 19°C
Scattered Showers
Mild temperatures up to 71°F 22°C, locally heavy downpours at times, with increasing humidity and barometric pressure falling. Winds blowing from the SSE at 15 mph 25 km/h. Gusts up to 31 mph 50 km/h.

Thursday, September 17, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-17 - Morning - Nearby Thunderstorms
71°F 22°C
Nearby Thunderstorms
Mid-Afternoon
Interstate State Park Weather - 2026-09-17 - Afternoon - Cloudy
81°F 27°C
Cloudy
Early-Evening
Interstate State Park Weather - 2026-09-17 - Evening - Nearby Thunderstorms
80°F 27°C
Nearby Thunderstorms
Warm and summery around 81°F 27°C (feels like 85°F 29°C), periods of heavy thunderstorms, with lower humidity and steady pressure. Winds swinging from the S to the SW at 11 mph 17 km/h. Gusts up to 26 mph 41 km/h.

Friday, September 18, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-18 - Morning - Overcast
54°F 12°C
Overcast
Mid-Afternoon
Interstate State Park Weather - 2026-09-18 - Afternoon - Overcast
52°F 11°C
Overcast
Early-Evening
Interstate State Park Weather - 2026-09-18 - Evening - Scattered Showers
49°F 10°C
Scattered Showers
Chilly near 52°F 11°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the ESE to the NNW at 12 mph 19 km/h. Gusts up to 23 mph 37 km/h.

Saturday, September 19, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-19 - Morning - Sunny
42°F 5°C
Sunny
Mid-Afternoon
Interstate State Park Weather - 2026-09-19 - Afternoon - Sunny
53°F 12°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-19 - Evening - Sunny
49°F 10°C
Sunny
Crisp with a high near 53°F 12°C, sunny throughout the day, with steady humidity and steady pressure. Winds tapering down from N 12 mph 19 km/h to SW 2 mph 4 km/h.

Sunday, September 20, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-20 - Morning - Sunny
46°F 8°C
Sunny
Mid-Afternoon
Interstate State Park Weather - 2026-09-20 - Afternoon - Sunny
60°F 16°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-20 - Evening - Overcast
54°F 13°C
Overcast
Refreshing around 60°F 16°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling. Winds switching from the SSW to the S at 9 mph 14 km/h. Gusts up to 20 mph 32 km/h.

Monday, September 21, 2026

Mid-Morning
Interstate State Park Weather - 2026-09-21 - Morning - Sunny
52°F 11°C
Sunny
Mid-Afternoon
Interstate State Park Weather - 2026-09-21 - Afternoon - Sunny
69°F 21°C
Sunny
Early-Evening
Interstate State Park Weather - 2026-09-21 - Evening - Sunny
65°F 18°C
Sunny
Mild temperatures up to 69°F 21°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the S to the SSE at 10 mph 16 km/h. Gusts up to 23 mph 37 km/h.

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Weather by the Numbers

Tue, 8th
Interstate State Park WI Weather - Tuesday, Sep 8, 2026 - Cloudy
Hi: 80°F 27°C
Lo: 65°F 18°C
Sunrise 06:40 AM
Sunset 07:35 PM
Wind S 14 mph22 km/h
Dew Point 68°F20°C
uv Index 1
Barometric Pressure 29.91 in1013 mb
POP 19% *
Humidity 81%
Wed, 9th
Interstate State Park WI Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 79°F 26°C
Lo: 59°F 15°C
Sunrise 06:42 AM
Sunset 07:33 PM
Wind WNW 15 mph24 km/h
Dew Point 47°F8°C
uv Index 5
Barometric Pressure 29.94 in1014 mb
POP 1% *
Humidity 35%
Thu, 10th
Interstate State Park WI Weather - Thursday, Sep 10, 2026 - Sunny
Hi: 79°F 26°C
Lo: 54°F 12°C
Sunrise 06:43 AM
Sunset 07:31 PM
Wind SW 6 mph10 km/h
Dew Point 44°F7°C
uv Index 5
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 35%
Fri, 11th
Interstate State Park WI Weather - Friday, Sep 11, 2026 - Cloudy
Hi: 79°F 26°C
Lo: 58°F 15°C
Sunrise 06:44 AM
Sunset 07:29 PM
Wind SSW 11 mph17 km/h
Dew Point 58°F14°C
uv Index 5
Barometric Pressure 29.77 in1008 mb
POP 12% *
Humidity 65%
Sat, 12th
Interstate State Park WI Weather - Saturday, Sep 12, 2026 - Sunny
Hi: 74°F 23°C
Lo: 52°F 11°C
Sunrise 06:45 AM
Sunset 07:27 PM
Wind NW 11 mph18 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 39%
Sun, 13th
Interstate State Park WI Weather - Sunday, Sep 13, 2026 - Overcast
Hi: 62°F 17°C
Lo: 55°F 13°C
Sunrise 06:46 AM
Sunset 07:25 PM
Wind ENE 6 mph10 km/h
Dew Point 38°F4°C
uv Index 4
Barometric Pressure 30.06 in1018 mb
POP 10% *
Humidity 43%
Mon, 14th
Interstate State Park WI Weather - Monday, Sep 14, 2026 - Overcast
Hi: 55°F 13°C
Lo: 50°F 10°C
Sunrise 06:48 AM
Sunset 07:23 PM
Wind NE 14 mph23 km/h
Dew Point 49°F10°C
uv Index 3
Barometric Pressure 30 in1016 mb
POP 53% *
Humidity 93%
Tue, 15th
Interstate State Park WI Weather - Tuesday, Sep 15, 2026 - Patchy Rain Nearby
Hi: 65°F 18°C
Lo: 49°F 9°C
Sunrise 06:49 AM
Sunset 07:21 PM
Wind WSW 7 mph11 km/h
Dew Point 49°F9°C
uv Index 3
Barometric Pressure 30.12 in1020 mb
POP 20% *
Humidity 74%
Wed, 16th
Interstate State Park WI Weather - Wednesday, Sep 16, 2026 - Cloudy
Hi: 72°F 22°C
Lo: 51°F 10°C
Sunrise 06:50 AM
Sunset 07:19 PM
Wind SSE 14 mph22 km/h
Dew Point 50°F10°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 5% *
Humidity 57%
Thu, 17th
Interstate State Park WI Weather - Thursday, Sep 17, 2026 - Thundery Outbreaks In Nearby
Hi: 84°F 29°C
Lo: 63°F 17°C
Sunrise 06:51 AM
Sunset 07:18 PM
Wind SSW 13 mph22 km/h
Dew Point 67°F20°C
uv Index 5
Barometric Pressure 29.83 in1010 mb
POP 18% *
Humidity 80%
Fri, 18th
Interstate State Park WI Weather - Friday, Sep 18, 2026 - Overcast
Hi: 72°F 22°C
Lo: 46°F 8°C
Sunrise 06:53 AM
Sunset 07:16 PM
Wind NNE 15 mph24 km/h
Dew Point 39°F4°C
uv Index 3
Barometric Pressure 30.27 in1025 mb
POP 13% *
Humidity 54%
Sat, 19th
Interstate State Park WI Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 54°F 12°C
Lo: 36°F 2°C
Sunrise 06:54 AM
Sunset 07:14 PM
Wind N 11 mph17 km/h
Dew Point 27°F-3°C
uv Index 3
Barometric Pressure 30.42 in1030 mb
POP 1% *
Humidity 42%
Sun, 20th
Interstate State Park WI Weather - Sunday, Sep 20, 2026 - Sunny
Hi: 61°F 16°C
Lo: 39°F 4°C
Sunrise 06:55 AM
Sunset 07:12 PM
Wind SSW 11 mph18 km/h
Dew Point 33°F0°C
uv Index 4
Barometric Pressure 30.21 in1023 mb
POP 1% *
Humidity 43%
Mon, 21st
Interstate State Park WI Weather - Monday, Sep 21, 2026 - Sunny
Hi: 71°F 21°C
Lo: 45°F 7°C
Sunrise 06:56 AM
Sunset 07:10 PM
Wind SSW 11 mph17 km/h
Dew Point 43°F6°C
uv Index 5
Barometric Pressure 30.12 in1020 mb
POP 2% *
Humidity 48%
* POP = Probability of Precipitation. Data for 12:00 PM.