Updated Jun 22, 2015 12:54 am CST
Decatur Weather Forecast (IL)
 | 73°F Clear |
| Humidity: | 89% | |
| Wind Speed: | 6mph S | |
| Barometer: | 1016 mb | |
| Dewpoint: | 70°F | |
| Heat Index: | 73°F | |
| Wind Chill: | 73°F | |
| Sunrise: | 6:39 am CST | |
| Sunset: | 5:39 pm CST | |
| Moon: | Full Moon |
Looking for a business? Check out the Decatur Business Directory.Long Term Forecast
MONDAY 
High: 90°F
Low: 75°F MOSTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 90. SOUTH WINDS 5 TO 15 MPH SHIFTING TO THE SOUTHWEST 15 TO 20 MPH IN THE AFTERNOON. OVERNIGHT: PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 70S. SOUTHWEST WINDS 10 TO 20 MPH.
TUESDAY 
High: 89°F
Low: 69°F PARTLY SUNNY. HIGHS IN THE UPPER 80S. NORTHWEST WINDS 5 TO 10 MPH. OVERNIGHT: SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH SHIFTING TO THE EAST AFTER MIDNIGHT. CHANCE OF PRECIPITATION 60 PERCENT.
WEDNESDAY High: 89°F
Low: 71°F PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. OVERNIGHT: MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S.
THURSDAY High: 85°F
Low: 69°F PARTLY SUNNY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE MID 80S. OVERNIGHT: MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S.
FRIDAY High: 80°F
Low: 65°F PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80. OVERNIGHT: MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S.
SATURDAY High: 79°F
Low: 61°F MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 70S. OVERNIGHT: MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 60S.
Long Term Forecast
| MONDAY | | High: 90°F Low: 75°F | MOSTLY SUNNY WITH A 30 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 90. SOUTH WINDS 5 TO 15 MPH SHIFTING TO THE SOUTHWEST 15 TO 20 MPH IN THE AFTERNOON. OVERNIGHT: PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 70S. SOUTHWEST WINDS 10 TO 20 MPH. |
| TUESDAY | | High: 89°F Low: 69°F | PARTLY SUNNY. HIGHS IN THE UPPER 80S. NORTHWEST WINDS 5 TO 10 MPH. OVERNIGHT: SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH SHIFTING TO THE EAST AFTER MIDNIGHT. CHANCE OF PRECIPITATION 60 PERCENT. |
| WEDNESDAY | | High: 89°F Low: 71°F | PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. OVERNIGHT: MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. |
| THURSDAY | | High: 85°F Low: 69°F | PARTLY SUNNY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE MID 80S. OVERNIGHT: MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. |
| FRIDAY | | High: 80°F Low: 65°F | PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80. OVERNIGHT: MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. |
| SATURDAY | | High: 79°F Low: 61°F | MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 70S. OVERNIGHT: MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 60S. |
