Weather today - Mercer County, OH

Weather forecast for today

Current condition 4:29 am EDT

36°F
Feels like:
36°F

Clear

Precipitation: 0"
Wind: 2mphSE 140°
Humidity: 86%
Dewpoint: 32°F
Pressure: 30.52"Hg
Visibility: 10mi
UV index: 0
details ▼

At the moment, in Mercer County, the sky is a flawless clear blue with no cloud formations.
The temperature is a cold 35.6°F. The current temperature is at its lowest of the day.

Sunday Oct 18, 2026

64°F
36°F

Sunny

Precip. probability: 2%
Precipitation: 0"
Wind: 9mphS 187°
Humidity: 64%
UV index: 4
Sunrise: 7:53 am EDT
Sunset: 6:54 pm EDT
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Today, on Sunday, October 18, sunshine is forecasted under mostly clear skies.
A remarkable high of a breezy 64.4°F during the day and a stark low of an icy 35.6°F at night are expected.
Sunrise will be at 7:53 am and sunset at 6:54 pm; the daylight will last for 11h and 1min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 5 pm 63°C.
Coldest period: 5 am - 7 am 36°C.

Chance of precipitation

Highest chance: 2%.

Hourly weather forecast

6 am

36°F
Feels like:
34°F

Clear

Precip. probability: 2%
Precipitation: 0"
Wind: 3mphS 179°
Humidity: 87%
Pressure: 30.5"Hg
Visibility: 10mi
UV index: 0
details ▼

Sunrise: 7:53 am

8 am

36°F
Feels like:
30°F

Sunny

Precip. probability: 2%
Precipitation: 0"
Wind: 5mphS 179°
Humidity: 94%
Pressure: 30.53"Hg
Visibility: 10mi
UV index: 0
details ▼

10 am

46°F
Feels like:
43°F

Sunny

Precip. probability: 1%
Precipitation: 0"
Wind: 7mphS 187°
Humidity: 75%
Pressure: 30.53"Hg
Visibility: 10mi
UV index: 1
details ▼

12 pm

55°F
Feels like:
54°F

Sunny

Precip. probability: 0%
Precipitation: 0"
Wind: 9mphSSW 192°
Humidity: 52%
Pressure: 30.53"Hg
Visibility: 10mi
UV index: 3
details ▼

2 pm

61°F
Feels like:
61°F

Sunny

Precip. probability: 0%
Precipitation: 0"
Wind: 9mphSSW 193°
Humidity: 40%
Pressure: 30.47"Hg
Visibility: 10mi
UV index: 4
details ▼

4 pm

63°F
Feels like:
63°F

Sunny

Precip. probability: 0%
Precipitation: 0"
Wind: 9mphS 188°
Humidity: 36%
Pressure: 30.45"Hg
Visibility: 10mi
UV index: 2
details ▼

6 pm

61°F
Feels like:
59°F

Sunny

Precip. probability: 0%
Precipitation: 0"
Wind: 6mphS 178°
Humidity: 41%
Pressure: 30.42"Hg
Visibility: 10mi
UV index: 0
details ▼

Sunset: 6:54 pm

8 pm

52°F
Feels like:
50°F

Clear

Precip. probability: 1%
Precipitation: 0"
Wind: 4mphSSE 159°
Humidity: 61%
Pressure: 30.42"Hg
Visibility: 10mi
UV index: 0
details ▼

10 pm

48°F
Feels like:
46°F

Clear

Precip. probability: 2%
Precipitation: 0"
Wind: 4mphSSE 166°
Humidity: 73%
Pressure: 30.42"Hg
Visibility: 10mi
UV index: 0
details ▼

Today, in Mercer County, sunny conditions are likely to prevail.
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 3 pm to 5 pm.

Updated: Oct 18, 2026 @ 08:29:18 UTC
Published by: Weather Atlas | About Us
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Weather Forecasting & Climate