Weather forecast for 10 days
Decatur, IL

Weather forecast for the weekend

Saturday, May 3.

Rain
5:51 am

7:53 pm
CDT
Rain
55°F / 46°F
  • Wind: 11mph N
  • Humidity: 79%
  • Precip. probability: 100%
  • Precipitation: 0.79"
  • UV index: 3
On Saturday, in Decatur, steady rainfall will bring wet and overcast conditions.
The likelihood of rainfall for today is high, and precipitation will be moderate. A slight temperature fluctuation is forecasted, ranging from a high of a moderate 55.4°F to a low of a brisk 46.4°F.
Today, climate comparisons show a temperature closer to April's 61.9°F than May's 72.9°F.
Sunrise was at 5:51 am and sunset will be at 7:53 pm; the daylight will last for 14h and 2min.

Sunday, May 4.

Cloudy
5:50 am

7:54 pm
CDT
Cloudy
55°F / 48°F
  • Wind: 15mph N
  • Humidity: 69%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 3
On Sunday, May 4, cloud coverage will be extensive.
Rainfall is not anticipated for tomorrow. The temperature is expected to vary slightly from a high of a refreshing 55.4°F to a low of a brisk 48.2°F.
Tomorrow, temperatures will feel colder with a high of 55.4°F, more typical for April than for May.
Sunrise will be at 5:50 am and sunset at 7:54 pm; tomorrow's daylight will last for 14h and 4min.

Frequently asked questions

What is the weather forecast for Decatur for tomorrow?
Tomorrow, expect a cloud-dominated sky with no significant clearing.
Will it rain tomorrow?
No, it will not rain tomorrow.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 55.4°F, while the lowest temperature will be 48.2°F.
Tomorrow, the maximum temperature will be noticeably lower than the average highest temperature of 72.9°F in May. Tomorrow, the lowest temperature will be moderately lower than the average low temperature.
What time are sunrise and sunset tomorrow?
On Sunday, in Decatur, sunrise will be at 5:50 am and sunset at 7:54 pm (CDT).
How many hours of daylight will Decatur have tomorrow?
In Decatur, tomorrow, there will be 14h and 4min of daylight.
What is the weather forecast for Decatur for the next ten days?
In Decatur, a combination of dull, rainy and clear weather is predicted for the next ten days.
Will it rain in the next ten days?
Rainfall is forecasted for Saturday and Monday in Decatur. Saturday, with moderate precipitation of 0.79", will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 55.4°F and 78.8°F, while the minimum temperature will vary between 46.4°F and 55.4°F.
What will be the warmest and the coldest days?
The warmest day will be next Sunday, with a maximum of 78.8°F. The coldest days will be Saturday and Sunday, with a maximum of 55.4°F.

Long-term weather forecast

SatMay 3.
  • 55°F
  • 46°F
Rain
Rain
  • Wind: 11mph N
  • Humidity: 79%
  • UV index: 3
  • Precip. probability: 100%
  • Precipitation: 0.79"
  • 5:51 am 7:53 pm CDT
SunMay 4.
  • 55°F
  • 48°F
Cloudy
Cloudy
  • Wind: 15mph N
  • Humidity: 69%
  • UV index: 3
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:50 am 7:54 pm CDT
MonMay 5.
  • 61°F
  • 48°F
AM Showers
AM Showers
  • Wind: 9mph N
  • Humidity: 73%
  • UV index: 3
  • Precip. probability: 39%
  • Precipitation: 0.04"
  • 5:49 am 7:55 pm CDT
TueMay 6.
  • 75°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph WSW
  • Humidity: 58%
  • UV index: 7
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:48 am 7:56 pm CDT
WedMay 7.
  • 73°F
  • 52°F
Cloudy
Cloudy
  • Wind: 9mph ESE
  • Humidity: 58%
  • UV index: 5
  • Precip. probability: 14%
  • Precipitation: 0"
  • 5:46 am 7:57 pm CDT
ThuMay 8.
  • 70°F
  • 50°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph ENE
  • Humidity: 62%
  • UV index: 7
  • Precip. probability: 18%
  • Precipitation: 0"
  • 5:45 am 7:58 pm CDT
FriMay 9.
  • 72°F
  • 54°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph NE
  • Humidity: 50%
  • UV index: 8
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:44 am 7:59 pm CDT
SatMay 10.
  • 73°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph ENE
  • Humidity: 57%
  • UV index: 8
  • Precip. probability: 10%
  • Precipitation: 0"
  • 5:43 am 8:00 pm CDT
SunMay 11.
  • 79°F
  • 55°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph ENE
  • Humidity: 48%
  • UV index: 8
  • Precip. probability: 9%
  • Precipitation: 0"
  • 5:42 am 8:01 pm CDT
MonMay 12.
  • 77°F
  • 55°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph E
  • Humidity: 52%
  • UV index: 8
  • Precip. probability: 9%
  • Precipitation: 0"
  • 5:41 am 8:02 pm CDT
Looking ahead, conditions suggest a period of gloomy, rainy and dry and sunny weather is anticipated.
Rainfall is anticipated on Saturday and Monday.
Noticeable swings in temperature are expected in the upcoming days. Highs will range from 55.4°F to 78.8°F, while the forecast minimum temperature falls between 46.4°F and 55.4°F.
Expect the warmest day on next Sunday, with temperatures peaking at 78.8°F; the coldest days will be Saturday and Sunday, with a maximum of 55.4°F.
Updated: May 3, 2025 @ 15:47:05 UTC
Published by: Weather U.S. | About Us
Data Sources | |
Weather Forecasting & Climate
Share