Weather forecast for todayMercer, WI

Weather forecast for today

Current condition 4:12 am CDT

  • 37°F
  • Feels like:
    37°F
Fog
Fog
  • Precipitation: 0"
  • Wind: 0mphW 260°
  • Humidity: 94%
  • Dewpoint: 36°F
  • Pressure: 30.26"Hg
  • Visibility: 1mi
  • UV index: 0
  • ▼
In Mercer, currently, heavy fog is expected to gradually lift by midday.
The temperature is a wintry 37.4°F. The current temperature is far from today's maximum-forecasted 68°F.

Thursday Oct 22, 2026

  • 68°F
  • 48°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 5mphSE 141°
  • Humidity: 72%
  • UV index: 3
  • Sunrise: 7:27 am CDT
  • Sunset: 6:01 pm CDT
  • ▼
On Thursday, in Mercer, the day will start gloomy and cloudy, but expect a transition to sunny conditions later on.
The temperature is forecasted to oscillate between a maximum of a pleasant 68°F and a minimum of a frosty 48.2°F.
Forecasts show a high closer to September's climate pattern, around 66.9°F, rather than October's 50.5°F.
Sunrise will be at 7:27 am and sunset at 6:01 pm; the daylight will last for 10h and 35min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 68°C.
Coldest hour: 5 am 37°C.

Chance of precipitation

Highest chance: 5 am 15%.

Hourly weather forecast

  • 6 am
  • 37°F
  • Feels like:
    37°F
Cloudy
Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphESE 102°
  • Humidity: 95%
  • Pressure: 30.27"Hg
  • Visibility: 3mi
  • UV index: 0
  • ▼
Sunrise: 7:27 am
  • 8 am
  • 41°F
  • Feels like:
    41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphESE 112°
  • Humidity: 98%
  • Pressure: 30.27"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 2mphSE 132°
  • Humidity: 78%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSSE 156°
  • Humidity: 57%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 66°F
  • Feels like:
    66°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphSSE 167°
  • Humidity: 48%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 5mphS 179°
  • Humidity: 50%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 63°F
  • Feels like:
    63°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSE 145°
  • Humidity: 60%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:01 pm
  • 8 pm
  • 54°F
  • Feels like:
    54°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 3mphSE 142°
  • Humidity: 78%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSE 159°
  • Humidity: 85%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, in Mercer, a combination of mostly clear and cloudy weather is predicted.
The temperature will be between the highest temperature of 68°F and the lowest temperature of 37.4°F. The warmest part of the day will be at 3 pm and 4 pm.
The temperature will feel more comparable to September's average high than the expected maximum for October. The minimum temperature will be also more resembling September's average low of 48.9°F than October's typical value of 38.3°F.
Updated: Oct 22, 2026 @ 09:12:13 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (4:12 am CDT) in Mercer is 37.4°F.

Today, the day will begin with cloud cover, but conditions will improve as the sun emerges later on.

Today, the maximum temperature will be 68°F, while the minimum temperature will be 48.2°F.
The highest temperature will be significantly higher than the average maximum of 50.5°F in October. The lowest temperature will be also noticeably higher than the average low of 38.3°F.

On Thursday, in Mercer, sunrise will be at 7:27 am and sunset at 6:01 pm (CDT).

Today, the daylight will last for 10h and 35min.