Weather forecast for 10 days
Flat Rock, IL

Weather forecast for the weekend

Saturday, Apr 19.

Thundershowers
6:06 am

7:33 pm
CDT
Thundershowers
66°F / 55°F
  • Wind: 9mph W
  • Humidity: 85%
  • Precip. probability: 97%
  • Precipitation: 0.67"
  • UV index: 3
Tomorrow, on Saturday, April 19, occasional thunder-related rain is also expected.
With a high probability, moderate precipitation is anticipated. The temperature will vary between a maximum of a breezy 66.2°F and a minimum of a refreshing 55.4°F.
The temperature is expected to correspond with the average April peak of 64°F.
Sunrise will be at 6:06 am and sunset at 7:33 pm; tomorrow's daylight will last for 13h and 27min.

Sunday, Apr 20.

AM Showers
6:04 am

7:34 pm
CDT
AM Showers
81°F / 61°F
  • Wind: 16mph SE
  • Humidity: 68%
  • Precip. probability: 58%
  • Precipitation: 0.35"
  • UV index: 6
On Sunday, April 20, a drizzly start with spotty showers is likely.
The chance of rainfall is high. However, precipitation will be light. The predicted temperature range extends from a high of a moderately hot 80.6°F to a low of a breezy 60.8°F.
The temperature of 80.6°F reflects May's climate better than April's.
Sunrise will be at 6:04 am and sunset at 7:34 pm; the daylight will last for 13h and 29min.

Frequently asked questions

What is the weather forecast for Flat Rock for tomorrow?
On Saturday, in Flat Rock, thunderclaps with light rain may develop.
Will it rain tomorrow in Flat Rock?
Moderate precipitation of 0.67" is predicted. The likelihood of rainfall is high at 97%.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 55.4°F.
The maximum temperature tomorrow will be in line with the average highest temperature in April. The lowest temperature will be slightly warmer than the average low of 46.9°F.
What time are sunrise and sunset tomorrow?
On Saturday, in Flat Rock, sunrise will be at 6:06 am and sunset at 7:33 pm (CDT).
How long will the day be tomorrow?
In Flat Rock, the length of the day tomorrow will be 13h and 27min.
What is the weather forecast for Flat Rock for Sunday?
On Sunday, expect on-and-off morning showers creating wet conditions.
Will it rain on Sunday?
Light precipitation of 0.35" is anticipated on Sunday. The chance of rainfall is 58%.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 80.6°F, while the minimum temperature will be 60.8°F.
What is the weather forecast for Flat Rock for the next ten days?
In Flat Rock, weather will be unstable, and a combination of overcast, damp, turbulent and bright weather is predicted for the next ten days.
Will it rain in the next ten days?
In Flat Rock, rainfall is expected almost every day for the next ten days. Saturday, with moderate precipitation of 0.67", will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 64.4°F and 80.6°F, as the minimum temperature will be between 48.2°F and 62.6°F.
What will be the warmest and the coldest days?
The warmest days will be Sunday, Wednesday and Thursday, with a maximum of 80.6°F. With a maximum temperature of 64.4°F, Monday will be the coldest day.

Long-term weather forecast

FriApr 18.
  • 77°F
  • 61°F
Mostly Cloudy / Wind
Mostly Cloudy / Wind
  • Wind: 22mph SSW
  • Humidity: 57%
  • UV index: 7
  • Precip. probability: 15%
  • Precipitation: 0.55"
  • 6:07 am 7:32 pm CDT
SatApr 19.
  • 66°F
  • 55°F
Thundershowers
Thundershowers
  • Wind: 9mph W
  • Humidity: 85%
  • UV index: 3
  • Precip. probability: 97%
  • Precipitation: 0.67"
  • 6:06 am 7:33 pm CDT
SunApr 20.
  • 81°F
  • 61°F
AM Showers
AM Showers
  • Wind: 16mph SE
  • Humidity: 68%
  • UV index: 6
  • Precip. probability: 58%
  • Precipitation: 0.35"
  • 6:04 am 7:34 pm CDT
MonApr 21.
  • 64°F
  • 48°F
AM Showers
AM Showers
  • Wind: 16mph WSW
  • Humidity: 68%
  • UV index: 7
  • Precip. probability: 48%
  • Precipitation: 0.04"
  • 6:03 am 7:35 pm CDT
TueApr 22.
  • 73°F
  • 52°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SE
  • Humidity: 56%
  • UV index: 7
  • Precip. probability: 8%
  • Precipitation: 0"
  • 6:02 am 7:36 pm CDT
WedApr 23.
  • 81°F
  • 57°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SE
  • Humidity: 51%
  • UV index: 8
  • Precip. probability: 15%
  • Precipitation: 0.04"
  • 6:00 am 7:37 pm CDT
ThuApr 24.
  • 81°F
  • 63°F
AM Showers
AM Showers
  • Wind: 10mph SE
  • Humidity: 55%
  • UV index: 7
  • Precip. probability: 36%
  • Precipitation: 0.08"
  • 5:59 am 7:38 pm CDT
FriApr 25.
  • 73°F
  • 61°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 10mph SSE
  • Humidity: 73%
  • UV index: 5
  • Precip. probability: 56%
  • Precipitation: 0.39"
  • 5:58 am 7:39 pm CDT
SatApr 26.
  • 77°F
  • 57°F
AM Clouds / PM Sun
AM Clouds / PM Sun
  • Wind: 11mph NE
  • Humidity: 68%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:56 am 7:39 pm CDT
SunApr 27.
  • 77°F
  • 59°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph ESE
  • Humidity: 62%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0.08"
  • 5:55 am 7:40 pm CDT
An unsettled pattern is expected over the next ten days, and a mix of overcast, rain-soaked, thunderstorm-prone and sunny weather is forecasted.
Almost every day for the next ten days, rainfall is predicted.
Substantial differences in temperature are forecasted in the upcoming period. Maximum temperatures are forecasted between 64.4°F and 80.6°F, while the nightly low temperatures will show also a considerable swing, as nighttime lows are forecast to fall between 48.2°F and 62.6°F.
With a maximum temperature of 80.6°F, Sunday, Wednesday and Thursday will be the warmest days in Flat Rock; the lowest daytime temperature of the period will be reached on Monday, peaking at 64.4°F.
Updated: Apr 18, 2025 @ 14:28:00 UTC
Published by: Weather U.S. | About Us
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