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Rainbow, WI Weather Forecast

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Rainbow, WI Weather Forecast

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Rainbow WI weather - Clear - 68°F
Clear
68°F
Updated 3:06 pm
Feels Like 59°F
Humidity 29%
Wind SSE 10 mph
Barometer  30.03 in
Dew Point 35°F
Rainbow WI weather - Clear - 20°C
Clear
20°C
Updated 3:06 pm
Feels Like 15°C
Humidity 29%
Wind SSE 16 km/h
Barometer  101.6 kPa
Dew Point 2°C
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Rainbow Weather Forecast

THIS AFTERNOON TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT COLUMBUS DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Rainbow, WI Weather - This Afternoon Sunny Rainbow, WI Weather - Tonight Partly Cloudy Rainbow, WI Weather - Saturday Sunny Rainbow, WI Weather - Saturday Night Clear Rainbow, WI Weather - Sunday Sunny Rainbow, WI Weather - Sunday Night Mostly Cloudy Rainbow, WI Weather - Columbus Day Chance Of Showers Rainbow, WI Weather - Monday Night Chance Of Showers Rainbow, WI Weather - Tuesday Mostly Cloudy Rainbow, WI Weather - Tuesday Night Partly Cloudy Rainbow, WI Weather - Wednesday Partly Cloudy Rainbow, WI Weather - Wednesday Night Chance Of T-Storm
Sunny Partly Cloudy Sunny Clear Sunny Mostly Cloudy Chance of Showers Chance of Showers Mostly Cloudy Partly Cloudy Partly Cloudy Chance of T-Storm
Hi: 69°FHi: 21°C
 Lo: 51°FLo: 11°C Hi: 85°FHi: 29°C
 Lo: 61°FLo: 16°C Hi: 81°FHi: 27°C
 Lo: 59°FLo: 15°C Hi: 69°FHi: 21°C
 Lo: 41°FLo: 5°C Hi: 59°FHi: 15°C
 Hi: 61°FHi: 16°C
Lo: 35°FLo: 2°C		 Hi: 61°FHi: 16°C
Lo: 35°FLo: 2°C		 Lo: 39°FLo: 4°C
POP: 20% POP: 50% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 221 PM CDT Fri Oct 09 2026 Rainbow, WI Weather - WeatherWorld.com

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Issued: 1244 PM CDT Fri Oct 9 2026

Key Messages

  • Warming up today into this weekend. Hot weather with near- record highs in the upper-70s to mid-80s expected on Saturday and near-record warm lows Saturday night.
  • Near-critical fire weather conditions could occur Saturday with gusty south winds of 25-35 mph, dry air, and very warm temperatures.
  • Closer to seasonal temperatures next week with rain chances returning late Sunday and Monday.

Discussion

... Issued at 300 PM CDT Thu Oct 8 2026

FRIDAY INTO SUNDAY:

Surface high pressure departing...