Weather in Monticello, Illinois, United States

7-Day Detailed Weather Forecast for Monticello

Overnight

Temperature: 73°F

Wind Speed: 6 mph

Wind Direction: ESE

Forecast: Patchy fog. Partly cloudy, with a low around 73. East southeast wind around 6 mph.

Monday

Temperature: 90°F

Wind Speed: 8 mph

Wind Direction: SSE

Forecast: Patchy fog before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Heat index values as high as 102. South southeast wind around 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Monday Night

Temperature: 73°F

Wind Speed: 6 mph

Wind Direction: SSE

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Tuesday

Temperature: 89°F

Wind Speed: 8 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Heat index values as high as 100. West southwest wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Tuesday Night

Temperature: 70°F

Wind Speed: 6 mph

Wind Direction: N

Forecast: A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70. North wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 84°F

Wind Speed: 7 to 13 mph

Wind Direction: NNE

Forecast: Mostly sunny, with a high near 84. North northeast wind 7 to 13 mph, with gusts as high as 16 mph.

Wednesday Night

Temperature: 64°F

Wind Speed: 7 to 12 mph

Wind Direction: NNE

Forecast: Partly cloudy, with a low around 64. North northeast wind 7 to 12 mph.

Thursday

Temperature: 83°F

Wind Speed: 7 to 10 mph

Wind Direction: NNE

Forecast: Sunny, with a high near 83.

Thursday Night

Temperature: 62°F

Wind Speed: 5 to 8 mph

Wind Direction: NE

Forecast: Mostly clear, with a low around 62.

Friday

Temperature: 86°F

Wind Speed: 5 mph

Wind Direction: N

Forecast: Sunny, with a high near 86.

Friday Night

Temperature: 64°F

Wind Speed: 5 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 64.

Saturday

Temperature: 84°F

Wind Speed: 3 to 9 mph

Wind Direction: WNW

Forecast: Sunny, with a high near 84.

Saturday Night

Temperature: 58°F

Wind Speed: 6 to 9 mph

Wind Direction: NW

Forecast: Mostly clear, with a low around 58.

Sunday

Temperature: 78°F

Wind Speed: 6 to 12 mph

Wind Direction: NW

Forecast: Sunny, with a high near 78.