Weather forecast for tomorrowChester, SD

Weather forecast for tomorrow

Monday Oct 19, 2026

  • 66°F
  • 43°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 11mphESE 108°
  • Humidity: 64%
  • UV index: 3
  • Sunrise: 7:47 am CDT
  • Sunset: 6:37 pm CDT
  • ▼
On Monday, in Chester, sunshine is also forecasted under mostly clear skies.
The temperature variation is expected to range from a maximum of a comfortable 66.2°F to a minimum of a frosty 42.8°F.
The expected high of 66.2°F appears seasonally off, better matching September's typical values.
Sunrise will be at 7:47 am and sunset at 6:37 pm; tomorrow's daylight will last for 10h and 50min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 64°C.
Coldest hour: 6 am 39°C.

Chance of precipitation

Highest chance: 6 am 8%.

Hourly weather forecast

  • 12 am
  • 46°F
  • Feels like:
    45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 4mphESE 108°
  • Humidity: 82%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 43°F
  • Feels like:
    41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphE 101°
  • Humidity: 90%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 41°F
  • Feels like:
    37°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 4mphENE 65°
  • Humidity: 96%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 39°F
  • Feels like:
    36°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 5mphENE 63°
  • Humidity: 100%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:47 am
  • 8 am
  • 41°F
  • Feels like:
    37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 5mphENE 59°
  • Humidity: 97%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 48°F
  • Feels like:
    45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 6mphE 91°
  • Humidity: 77%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 59°F
  • Feels like:
    57°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 8mphESE 111°
  • Humidity: 56%
  • Pressure: 30.24"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 2 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphSE 126°
  • Humidity: 46%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 10mphSE 134°
  • Humidity: 46%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 61°F
  • Feels like:
    61°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 7mphSE 135°
  • Humidity: 52%
  • Pressure: 30.18"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:37 pm
  • 8 pm
  • 54°F
  • Feels like:
    52°F
Clear
Clear
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphSE 125°
  • Humidity: 67%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 6mphSE 128°
  • Humidity: 78%
  • Pressure: 30.21"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, a combination of clear and cloudy weather is forecasted.
The temperature will be between the lowest temperature of 39.2°F and the highest temperature of 64.4°F. The warmest part of the day will be from 2 pm to 4 pm.
The forecasted maximum is more alike with September's typical high of 73.2°F than the average for October. The night temperature will be alike with the standard October low of 40.8°F.
Updated: Oct 18, 2026 @ 14:24:59 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, in Chester, clear skies and sunshine are anticipated.

Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 42.8°F.
The highest temperature will be notably higher than the average maximum of 56.3°F in October. The lowest temperature will be in line with the average low of 40.8°F.

On Monday, in Chester, sunrise will be at 7:47 am and sunset at 6:37 pm (CDT).

Tomorrow, the daylight will last for 10h and 50min.