Weather forecast for todayMarissa, IL
Weather forecast for today
Current condition 6:22 am CDT
- 37°F
- Feels like:37°F
Clear
- Precipitation: 0"
- Wind: 0mphNW 320°
- Humidity: 93%
- Dewpoint: 36°F
- Pressure: 30.5"Hg
- Visibility: 8mi
- UV index: 0
- details ▼
Currently, in Marissa, the sky is a brilliant shade of blue with no cloud cover.
The temperature is an icy 37.4°F. The current temperature is near the lowest predicted 39.2°F for today.
The temperature is an icy 37.4°F. The current temperature is near the lowest predicted 39.2°F for today.
Sunday Oct 18, 2026
- 66°F
- 39°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 7mphSSE 155°
- Humidity: 56%
- UV index: 5
- Sunrise: 7:11 am CDT
- Sunset: 6:17 pm CDT
- details ▼
Today, the outlook remains bright and sunny.
Temperature measurements will peak at a comfortable 66.2°F, with a considerable drop to a low of a wintry 39.2°F.
The maximum temperature will align with October's usual high of 66.7°F.
Sunrise will be at 7:11 am and sunset at 6:17 pm; the daylight will last for 11h and 6min.
Temperature measurements will peak at a comfortable 66.2°F, with a considerable drop to a low of a wintry 39.2°F.
The maximum temperature will align with October's usual high of 66.7°F.
Sunrise will be at 7:11 am and sunset at 6:17 pm; the daylight will last for 11h and 6min.
Hourly overview
Hourly temperatures
Warmest period: 3 pm - 5 pm 64°C.
Coldest hour: 7 am 37°C.
Coldest hour: 7 am 37°C.
Chance of precipitation
Highest chance: 2%.
Hourly weather forecast
- 7 am
- 37°F
- Feels like:37°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 1mphSSE 152°
- Humidity: 94%
- Pressure: 30.5"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
Sunrise: 7:11 am
- 8 am
- 39°F
- Feels like:39°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 1mphSSE 152°
- Humidity: 93%
- Pressure: 30.5"Hg
- Visibility: 7mi
- UV index: 0
- details ▼
- 9 am
- 45°F
- Feels like:45°F
Sunny
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphSE 144°
- Humidity: 79%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 10 am
- 52°F
- Feels like:50°F
Sunny
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 5mphSSE 158°
- Humidity: 62%
- Pressure: 30.5"Hg
- Visibility: 10mi
- UV index: 2
- details ▼
- 11 am
- 55°F
- Feels like:55°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 7mphSSE 165°
- Humidity: 51%
- Pressure: 30.47"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 12 pm
- 59°F
- Feels like:59°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSSE 167°
- Humidity: 45%
- Pressure: 30.45"Hg
- Visibility: 10mi
- UV index: 5
- details ▼
- 1 pm
- 63°F
- Feels like:63°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSSE 164°
- Humidity: 40%
- Pressure: 30.42"Hg
- Visibility: 10mi
- UV index: 5
- details ▼
- 2 pm
- 64°F
- Feels like:64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSSE 160°
- Humidity: 37%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 4
- details ▼
- 3 pm
- 64°F
- Feels like:64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSSE 160°
- Humidity: 34%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 3
- details ▼
- 4 pm
- 66°F
- Feels like:66°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 6mphSSE 155°
- Humidity: 33%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 1
- details ▼
- 5 pm
- 64°F
- Feels like:64°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 5mphSSE 150°
- Humidity: 35%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 6 pm
- 61°F
- Feels like:61°F
Sunny
- Precip. probability: 0%
- Precipitation: 0"
- Wind: 4mphSE 131°
- Humidity: 41%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Sunset: 6:17 pm
- 7 pm
- 57°F
- Feels like:57°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 3mphSE 131°
- Humidity: 53%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 8 pm
- 54°F
- Feels like:54°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphSE 131°
- Humidity: 63%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 9 pm
- 50°F
- Feels like:50°F
Clear
- Precip. probability: 1%
- Precipitation: 0"
- Wind: 2mphSE 133°
- Humidity: 71%
- Pressure: 30.36"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 10 pm
- 48°F
- Feels like:48°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 2mphSE 134°
- Humidity: 77%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
- 11 pm
- 48°F
- Feels like:48°F
Clear
- Precip. probability: 2%
- Precipitation: 0"
- Wind: 3mphSE 146°
- Humidity: 79%
- Pressure: 30.39"Hg
- Visibility: 10mi
- UV index: 0
- details ▼
Today, clear skies and sunny weather are expected.
The temperature will be between the highest temperature of 66.2°F and the lowest temperature of 37.4°F. The warmest part of the day is expected around 4 pm.
The maximum temperature will be in line with October's average highest temperature of 66.7°F. The minimum temperature will be more similar to November's average low of 38.3°F than October's typical 49.1°F.
The temperature will be between the highest temperature of 66.2°F and the lowest temperature of 37.4°F. The warmest part of the day is expected around 4 pm.
The maximum temperature will be in line with October's average highest temperature of 66.7°F. The minimum temperature will be more similar to November's average low of 38.3°F than October's typical 49.1°F.
Updated: Oct 18, 2026 @ 11:22:58 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
The temperature at 6:22 am CDT is 37.4°F.
Today, in Marissa, skies will stay clear and sunny.
Today, the highest temperature will be 66.2°F, while the lowest temperature will be 39.2°F.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature will be uncommonly lower than the average low of 49.1°F.
The maximum temperature today will be in line with the average highest temperature in October. The lowest temperature will be uncommonly lower than the average low of 49.1°F.
On Sunday, in Marissa, sunrise will be at 7:11 am and sunset at 6:17 pm (CDT).
In Marissa, the length of the day today will be 11h and 6min.
Marissa, Illinois, USA
- en: Marissa, Illinois, USA
- es: Marissa, Illinois, EE.UU.
- hr: Marisa, Ilinois, SAD
- mk: Marisa, Ilinois, SAD
- sr: Marisa, Ilinois, SAD
- zh: 马里萨, 伊利诺伊, 美国
- Latitude: 38.250048°
- Longitude: -89.750099°
- Elevation: 453 ft
- Current time: 6:22am CDT
- Sunrise: 7:11 am CDT
- Sunset: 6:17 pm CDT
- Timezone: America/Chicago
Nearby Marissa, Illinois, USA
- Lenzburg (4 mi)
- Tilden (4 mi)
- Baldwin (7 mi)
- Saint Libory (8 mi)
- New Athens (9 mi)
- Coulterville (9 mi)
- Fayetteville (9 mi)
- Sparta (9 mi)
- Venedy (12 mi)
- Walsh (12 mi)
- Oakdale (14 mi)
- Red Bud (14 mi)
- Hecker (14 mi)
- Evansville (15 mi)
- Freeburg (15 mi)
- Ruma (16 mi)
- New Memphis (16 mi)
- Okawville (17 mi)
- Mascoutah (17 mi)
- Smithton (17 mi)
- Addieville (17 mi)
- Steeleville (17 mi)
- Percy (17 mi)
- Cutler (18 mi)
Illinois, USA - most visited locations
- Chicago
- Aurora
- Rockford
- Joliet
- Naperville
- Springfield
- Peoria
- Elgin
- Waukegan
- Champaign
- Cicero
- Bloomington
- Arlington Heights
- Evanston
- Schaumburg
- Bolingbrook
- Decatur
- Palatine
- Skokie
- Des Plaines
- Orland Park
- Tinley Park
- Oak Lawn
- Berwyn
- Mount Prospect
- Normal
- Wheaton
- Hoffman Estates
- Oak Park
- Downers Grove
- Glenview
- Belleville
- Elmhurst
- DeKalb
- Moline
- Lombard





