Weather forecast for 10 daysNiantic, IL

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 57°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphW 263°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
Today, clear skies and sunshine are anticipated.
The temperature will vary between a maximum of a mild 57.2°F and a minimum of a cold 35.6°F.
The maximum temperature for today will be a couple of degrees lower than the regular high of 63.9°F in October.
Sunrise was at 7:09 am and sunset will be at 6:14 pm; the daylight will last for 11h and 5min.

Sunday Oct 18, 2026

  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphS 179°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:13 pm CDT
  • ▼
Tomorrow, sunshine and minimal clouds are in the outlook.
A notable disparity in temperature is expected, reaching up to a maximum of an enjoyable 66.2°F and falling to a minimum of a wintry 37.4°F.
The high is anticipated to coincide with October's normal of 63.9°F.
Sunrise will be at 7:10 am and sunset at 6:13 pm; tomorrow's daylight will last for 11h and 2min.

10-day overview

Daily temperatures

Warmest period: Friday - Sunday 79°C.
Coldest day: today 57°C.

Chance of precipitation

Highest chance: Monday 26.10. 8%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 57°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphW 263°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:09 am CDT
  • Sunset: 6:14 pm CDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 66°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphS 179°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:10 am CDT
  • Sunset: 6:13 pm CDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 72°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphSSE 164°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:11 am CDT
  • Sunset: 6:11 pm CDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 73°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 5mphSE 124°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:12 am CDT
  • Sunset: 6:10 pm CDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 75°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphS 185°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:13 am CDT
  • Sunset: 6:08 pm CDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 77°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 5mphSE 144°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:14 am CDT
  • Sunset: 6:07 pm CDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 79°F
  • 46°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 7mphESE 120°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:15 am CDT
  • Sunset: 6:06 pm CDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 79°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphSE 143°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:16 am CDT
  • Sunset: 6:04 pm CDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 79°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphSSW 197°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:17 am CDT
  • Sunset: 6:03 pm CDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 77°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphS 169°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:19 am CDT
  • Sunset: 6:02 pm CDT
  • ▼
Looking ahead to the next ten days, a combination of bright and cloudy weather is expected.
Rain is not predicted in Niantic in the upcoming days.
Expect a substantial fluctuation in daytime highs in the next ten days. The temperature is expected to swing from 57.2°F up to 78.8°F, while the variation in nighttime lows will be also notably wide, as nighttime lows are forecast to fall between 35.6°F and 50°F.
Friday through next Sunday, with the highest temperature of 78.8°F, will be the warmest days in Niantic; today is the coldest day, with a maximum temperature of 57.2°F.
Updated: Oct 17, 2026 @ 16:23:04 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, skies will stay clear and sunny.

Today, the maximum temperature will be 57.2°F, while the minimum temperature will be 35.6°F.
Today, the maximum temperature will be a couple of degrees lower than the average highest temperature in October. Today, the lowest temperature will be uncommonly lower than the average low of 47.8°F.

On Saturday, in Niantic, sunrise was at 7:09 am and sunset will be at 6:14 pm (CDT).

Today, the daylight will last for 11h and 5min.

On Sunday, sunshine and minimal clouds are in the outlook.

Tomorrow, the maximum temperature will be 66.2°F, while the minimum temperature will be 37.4°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature tomorrow will be notably lower than the average low of 47.8°F.

On Sunday, in Niantic, sunrise will be at 7:10 am and sunset at 6:13 pm (CDT).

In Niantic, the length of the day tomorrow will be 11h and 2min.