Weather forecast for tomorrowFontana-on-Geneva Lake, WI

Weather forecast for tomorrow

Monday Oct 19, 2026

68°F
41°F

Mostly Sunny

Precip. probability: 5%
Precipitation: 0"
Wind: 4mphSSW 205°
Humidity: 56%
UV index: 4
Sunrise: 7:12 am CDT
Sunset: 6:06 pm CDT
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On Monday, in Fontana-on-Geneva Lake, sunshine will take center stage, with just faint traces of clouds.
Dramatic temperature shifts from a high of an agreeable 68°F to a low of a wintry 41°F are anticipated.
Sunrise will be at 7:12 am and sunset at 6:06 pm; tomorrow's daylight will last for 10h and 53min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 66°C.
Coldest hour: 6 am 41°C.

Chance of precipitation

Highest chance: 6 am 5%.

Hourly weather forecast

12 am

48°F
Feels like:
45°F

Clear

Precip. probability: 2%
Precipitation: 0"
Wind: 7mphSSW 208°
Humidity: 67%
Pressure: 30.33"Hg
Visibility: 10mi
UV index: 0
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2 am

45°F
Feels like:
43°F

Clear

Precip. probability: 3%
Precipitation: 0"
Wind: 5mphSW 220°
Humidity: 74%
Pressure: 30.36"Hg
Visibility: 10mi
UV index: 0
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4 am

41°F
Feels like:
41°F

Clear

Precip. probability: 5%
Precipitation: 0"
Wind: 3mphSW 217°
Humidity: 84%
Pressure: 30.36"Hg
Visibility: 10mi
UV index: 0
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6 am

41°F
Feels like:
41°F

Clear

Precip. probability: 5%
Precipitation: 0"
Wind: 2mphSSW 210°
Humidity: 87%
Pressure: 30.39"Hg
Visibility: 10mi
UV index: 0
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Sunrise: 7:12 am

8 am

43°F
Feels like:
43°F

Sunny

Precip. probability: 5%
Precipitation: 0"
Wind: 3mphSSW 202°
Humidity: 87%
Pressure: 30.39"Hg
Visibility: 10mi
UV index: 0
details ▼

10 am

54°F
Feels like:
54°F

Sunny

Precip. probability: 2%
Precipitation: 0"
Wind: 4mphSSW 212°
Humidity: 61%
Pressure: 30.39"Hg
Visibility: 10mi
UV index: 2
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12 pm

63°F
Feels like:
63°F

Sunny

Precip. probability: 0%
Precipitation: 0"
Wind: 4mphSSW 208°
Humidity: 47%
Pressure: 30.36"Hg
Visibility: 10mi
UV index: 4
details ▼

2 pm

66°F
Feels like:
66°F

Mostly Sunny

Precip. probability: 0%
Precipitation: 0"
Wind: 4mphSSW 210°
Humidity: 41%
Pressure: 30.33"Hg
Visibility: 10mi
UV index: 3
details ▼

4 pm

66°F
Feels like:
66°F

Partly Cloudy

Precip. probability: 0%
Precipitation: 0"
Wind: 4mphSSW 204°
Humidity: 40%
Pressure: 30.33"Hg
Visibility: 10mi
UV index: 1
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6 pm

59°F
Feels like:
59°F

Partly Cloudy

Precip. probability: 2%
Precipitation: 0"
Wind: 1mphS 178°
Humidity: 54%
Pressure: 30.33"Hg
Visibility: 10mi
UV index: 0
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Sunset: 6:06 pm

8 pm

52°F
Feels like:
52°F

Partly Cloudy

Precip. probability: 3%
Precipitation: 0"
Wind: 0mphSE 128°
Humidity: 71%
Pressure: 30.33"Hg
Visibility: 10mi
UV index: 0
details ▼

10 pm

48°F
Feels like:
48°F

Mostly Clear

Precip. probability: 4%
Precipitation: 0"
Wind: 1mphSE 135°
Humidity: 80%
Pressure: 30.36"Hg
Visibility: 10mi
UV index: 0
details ▼

Tomorrow, on Monday, a combination of mostly clear and gloomy weather is forecasted.
The temperature will vary between the lowest temperature of 41°F and the highest temperature of 66.2°F. The warmest part of the day will be from 2 pm to 4 pm.

Updated: Oct 18, 2026 @ 16:31:31 UTC
Published by: Weather U.S. | About Us
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