Weather forecast for tomorrowMercer, WI
Weather forecast for tomorrow
Monday Oct 19, 2026
- 64°F
- 37°F
Partly Cloudy
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 4mphE 100°
- Humidity: 60%
- UV index: 3
- Sunrise: 7:23 am CDT
- Sunset: 6:07 pm CDT
- details ▼
Tomorrow, on Monday, October 19, high-altitude clouds may scatter across the sky, but the sun will still shine.
The day's temperature scale will range from a significant high of an enjoyable 64.4°F to a minimum of a cold 37.4°F.
A forecast high of 64.4°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:23 am and sunset at 6:07 pm; tomorrow's daylight will last for 10h and 44min.
The day's temperature scale will range from a significant high of an enjoyable 64.4°F to a minimum of a cold 37.4°F.
A forecast high of 64.4°F brings conditions more familiar to September's average than October's.
Sunrise will be at 7:23 am and sunset at 6:07 pm; tomorrow's daylight will last for 10h and 44min.
Hourly overview
Hourly temperatures
Warmest hour: 3 pm 63°C.
Coldest hour: 6 am 36°C.
Coldest hour: 6 am 36°C.
Chance of precipitation
Highest chance: 6 am 8%.
Hourly weather forecast
- 12 am
- 46°F
- Feels like:43°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 5mphSW 235°
- Humidity: 77%
- Pressure: 30.21"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 2 am
- 43°F
- Feels like:43°F
Clear
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 3mphSW 232°
- Humidity: 82%
- Pressure: 30.24"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 4 am
- 39°F
- Feels like:39°F
Clear
- Precip. probability: 7%
- Precipitation: 0"
- Wind: 2mphWSW 245°
- Humidity: 89%
- Pressure: 30.27"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
- 6 am
- 36°F
- Feels like:36°F
Clear
- Precip. probability: 8%
- Precipitation: 0"
- Wind: 0mphSSW 205°
- Humidity: 94%
- Pressure: 30.3"Hg
- Visibility: 9mi
- UV index: 0
- details ▼
Sunrise: 7:23 am
- 8 am
- 39°F
- Feels like:39°F
Partly Cloudy
- Precip. probability: 9%
- Precipitation: 0"
- Wind: 0mphSE 134°
- Humidity: 95%
- Pressure: 30.33"Hg
- Visibility: 8mi
- UV index: 0
- details ▼
- 10 am
- 48°F
- Feels like:48°F
Partly Cloudy
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 2mphE 83°
- Humidity: 73%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 12 pm
- 59°F
- Feels like:59°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphE 90°
- Humidity: 47%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 2 pm
- 63°F
- Feels like:63°F
Partly Cloudy
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphE 98°
- Humidity: 40%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 4 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphESE 101°
- Humidity: 42%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 6 pm
- 57°F
- Feels like:57°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 3mphENE 77°
- Humidity: 53%
- Pressure: 30.3"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:07 pm
- 8 pm
- 48°F
- Feels like:48°F
Clear
- Precip. probability: 3%
- Precipitation: 0"
- Wind: 2mphENE 72°
- Humidity: 75%
- Pressure: 30.33"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 45°F
- Feels like:45°F
Clear
- Precip. probability: 4%
- Precipitation: 0"
- Wind: 2mphE 86°
- Humidity: 84%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Tomorrow, on Monday, a combination of gloomy and sun-filled weather is forecasted.
The temperature will vary between the lowest temperature of 35.6°F and the highest temperature of 62.6°F. The warmest part of the day will be from 2 pm to 4 pm.
The highest temperature is more close to September's average maximum of 66.9°F than October's usual of 50.5°F. The temperature low is forecasted to be in line with the usual October value of 38.3°F.
The temperature will vary between the lowest temperature of 35.6°F and the highest temperature of 62.6°F. The warmest part of the day will be from 2 pm to 4 pm.
The highest temperature is more close to September's average maximum of 66.9°F than October's usual of 50.5°F. The temperature low is forecasted to be in line with the usual October value of 38.3°F.
Updated: Oct 18, 2026 @ 05:27:19 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
On Monday, sunlight and clouds will take turns dominating the sky.
Tomorrow, the maximum temperature will be 64.4°F, while the minimum temperature will be 37.4°F.
The highest temperature will be uncommonly higher than the average maximum of 50.5°F in October. The lowest temperature will be in line with the average low of 38.3°F.
The highest temperature will be uncommonly higher than the average maximum of 50.5°F in October. The lowest temperature will be in line with the average low of 38.3°F.
On Monday, in Mercer, sunrise will be at 7:23 am and sunset at 6:07 pm (CDT).
In Mercer, tomorrow, there will be 10h and 44min of daylight.
