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Casco, WI Weather Forecast

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Casco, WI Weather Forecast

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Casco WI weather - Overcast - 50°F
Overcast
50°F
Updated 9:51 am
Feels Like 48°F
Humidity 74%
Wind SSE 7 mph
Barometer  30.41 in
Dew Point 42°F
Casco WI weather - Overcast - 10°C
Overcast
10°C
Updated 9:51 am
Feels Like 9°C
Humidity 74%
Wind SSE 11 km/h
Barometer  103 kPa
Dew Point 6°C
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Casco Weather Forecast

TODAY TONIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT
Casco, WI Weather - Today Chance Of Showers Casco, WI Weather - Tonight Chance Of Showers Casco, WI Weather - Sunday Partly Cloudy Casco, WI Weather - Sunday Night Mostly Cloudy Casco, WI Weather - Monday Light Rain Casco, WI Weather - Monday Night Light Rain Casco, WI Weather - Tuesday Light Rain Casco, WI Weather - Tuesday Night Showers Casco, WI Weather - Wednesday Showers Casco, WI Weather - Wednesday Night Chance Of Showers Casco, WI Weather - Thursday Partly Sunny Casco, WI Weather - Thursday Night Mostly Cloudy
Chance of Showers Chance of Showers Partly Cloudy Mostly Cloudy Light Rain Light Rain Light Rain Showers Showers Chance of Showers Partly Sunny Mostly Cloudy
Hi: 59°FHi: 15°C
 Lo: 45°FLo: 7°C Hi: 61°FHi: 16°C
 Lo: 49°FLo: 9°C Hi: 59°FHi: 15°C
 Lo: 51°FLo: 11°C Hi: 61°FHi: 16°C
 Lo: 49°FLo: 9°C Hi: 59°FHi: 15°C
 Lo: 45°FLo: 7°C Hi: 59°FHi: 15°C
 Lo: 45°FLo: 7°C
POP: 40% POP: 20% POP: 50% POP: 90% POP: 90% POP: 70% POP: 60% POP: 30%
POP = Probability of Precipitation.
Weather Outlook Updated: 654 AM CDT Sat Oct 31 2026 Casco, WI Weather - WeatherWorld.com

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Issued: 604 AM CDT Sat Oct 31 2026

Key Messages

  • Spotty light rain and sprinkles (30-60% chances) for Halloween. Rainfall amounts less than 0.10 inch.
  • Unsettled conditions much of next week, with widespread showers (70-95%) and gusty winds Monday afternoon through Wednesday, peaking Monday night into Election Day. Shower chances lingers into Thursday.
  • The probability of 48-hour rainfall totals over 1" from Monday afternoon through Wednesday afternoon range from 60-75% north and west of the Fox Valley to 40-60% over Fox Valley east ...