Weather forecast for tomorrowLerna, IL

Weather forecast for tomorrow

Tuesday Oct 27, 2026

  • 75°F
  • 50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphS 179°
  • Humidity: 55%
  • UV index: 3
  • Sunrise: 7:16 am CDT
  • Sunset: 5:57 pm CDT
  • ▼
On Tuesday, October 27, patchy light may appear briefly, but the overall trend is cloudy.
Temperature fluctuations between a moderately hot 75.2°F and a fresh 50°F are forecasted.
Temperatures are trending warmer, with a peak resembling September's average maximum rather than October's seasonal high.
Sunrise will be at 7:16 am and sunset at 5:57 pm; tomorrow's daylight will last for 10h and 42min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 73°C.
Coldest hour: 6 am 48°C.

Chance of precipitation

Highest chance: 12 pm - 3 pm 15%.

Hourly weather forecast

  • 12 am
  • 54°F
  • Feels like:
    54°F
Mostly Clear
Mostly Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 2mphS 184°
  • Humidity: 84%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 52°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 2mphS 186°
  • Humidity: 87%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 50°F
  • Feels like:
    50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphS 190°
  • Humidity: 92%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 48°F
  • Feels like:
    48°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphS 190°
  • Humidity: 93%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:16 am
  • 8 am
  • 50°F
  • Feels like:
    50°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 2mphS 170°
  • Humidity: 90%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 63°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphS 180°
  • Humidity: 63%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 70°F
  • Feels like:
    70°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphS 186°
  • Humidity: 45%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 2 pm
  • 73°F
  • Feels like:
    73°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphS 182°
  • Humidity: 38%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 4 pm
  • 72°F
  • Feels like:
    72°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphS 180°
  • Humidity: 38%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 5:57 pm
  • 6 pm
  • 66°F
  • Feels like:
    66°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSE 167°
  • Humidity: 50%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 61°F
  • Feels like:
    61°F
Cloudy
Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 3mphSSE 161°
  • Humidity: 68%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 59°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 3mphS 172°
  • Humidity: 72%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily cloudy and occasionally dry and sunny weather is expected.
The temperature will be between the lowest temperature of 48.2°F and the highest temperature of 73.4°F. The warmest part of the day will be at 2 pm and 3 pm.
The day’s peak temperature will reflect September's norm of 77.2°F more than October's 63.9°F. The minimum temperature will be comparable to October's average low of 48.2°F.
Updated: Oct 26, 2026 @ 19:02:19 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Lerna, patchy light may appear briefly, but the overall trend is cloudy.

Tomorrow, the highest temperature will be 75.2°F, while the lowest temperature will be 50°F.
The highest temperature will be significantly higher than the average maximum of 63.9°F in October. The lowest temperature will be in line with the average low of 48.2°F.

On Tuesday, in Lerna, sunrise will be at 7:16 am and sunset at 5:57 pm (CDT).

In Lerna, the length of the day tomorrow will be 10h and 42min.