Weather forecast for tomorrowOlive Branch, IL

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 68°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphESE 105°
  • Humidity: 56%
  • UV index: 5
  • Sunrise: 7:08 am CDT
  • Sunset: 6:16 pm CDT
  • ▼
Tomorrow, on Sunday, October 18, sun-filled conditions are also expected to persist.
Considerable temperature fluctuations from a high of a delightful 68°F to a low of a wintry 39.2°F are forecasted.
October's typical peak of 68.9°F is forecasted to be mirrored in the day’s high.
Sunrise will be at 7:08 am and sunset at 6:16 pm; tomorrow's daylight will last for 11h and 8min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 66°C.
Coldest period: 3 am - 6 am 39°C.

Chance of precipitation

Highest chance: 6 am 4%.

Hourly weather forecast

  • 12 am
  • 43°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphENE 62°
  • Humidity: 85%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 41°F
  • Feels like:
    41°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 1mphENE 71°
  • Humidity: 88%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 1mphENE 75°
  • Humidity: 90%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphE 88°
  • Humidity: 94%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:08 am
  • 8 am
  • 41°F
  • Feels like:
    41°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 1mphESE 105°
  • Humidity: 96%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 54°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphESE 102°
  • Humidity: 64%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 61°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphESE 112°
  • Humidity: 46%
  • Pressure: 30.45"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 2 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphESE 115°
  • Humidity: 39%
  • Pressure: 30.42"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphESE 109°
  • Humidity: 35%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 3mphE 87°
  • Humidity: 46%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:16 pm
  • 8 pm
  • 52°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 95°
  • Humidity: 71%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 48°F
  • Feels like:
    48°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 1mphE 99°
  • Humidity: 84%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, primarily bright and sunny weather is anticipated.
The temperature will be between the lowest temperature of 39.2°F and the highest temperature of 66.2°F. The warmest part of the day will be at 3 pm and 4 pm.
The maximum temperature will be consistent with October's average highest temperature of 68.9°F. The lowest temperature is more resembling November's average minimum of 40.1°F than the usual minimum of 51.1°F in October.
Updated: Oct 17, 2026 @ 21:02:37 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sunshine is expected with little to no cloud cover.

Tomorrow, the highest temperature will be 68°F, while the lowest temperature will be 39.2°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature tomorrow will be uncommonly lower than the average low of 51.1°F.

On Sunday, in Olive Branch, sunrise will be at 7:08 am and sunset at 6:16 pm (CDT).

In Olive Branch, tomorrow, there will be 11h and 8min of daylight.