10-day forecast for Lucas, IL: 61° to 95°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
95°
Best day: Monday, August 10
69° · 1.08 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1095° / 76°0
Morning79°feels 79°
Afternoon94°feels 102°
Evening79°feels 79°
Overnight81°feels 84°
95 °
Lucas, Monday, 10 August
Partly cloudy. High 95°, low 76°.
Pressure29.91 inHg
Wind11.5 mph SW
Humidity58%
Visibility6.2 mi
Dew point72°
Tue, 1195° / 68°0.06
Morning71°feels 72°
Afternoon95°feels 105°
Evening84°feels 90°
Overnight70°feels 70°
95 °
Lucas, Tuesday, 11 August
Light rain. High 95°, low 68°.
Pressure29.83 inHg
Wind14.3 mph SW
Humidity57%
Visibility6.2 mi
Dew point73°
Wed, 1283° / 73°0.17
Morning77°feels 79°
Afternoon82°feels 87°
Evening76°feels 77°
Overnight77°feels 78°
83 °
Lucas, Wednesday, 12 August
Rain. High 83°, low 73°.
Pressure29.80 inHg
Wind9.6 mph E
Humidity91%
Visibility6.2 mi
Dew point74°
Thu, 1380° / 66°0.02
Morning71°feels 72°
Afternoon79°feels 81°
Evening72°feels 73°
Overnight70°feels 71°
80 °
Lucas, Thursday, 13 August
Light rain. High 80°, low 66°.
Pressure29.97 inHg
Wind18.4 mph NE
Humidity64%
Visibility—
Dew point65°
Fri, 1469° / 61°1.08
Morning62°feels 62°
Afternoon63°feels 63°
Evening65°feels 65°
Overnight63°feels 63°
69 °
Lucas, Friday, 14 August
Heavy rain. High 69°, low 61°.
Pressure30.15 inHg
Wind11.8 mph E
Humidity91%
Visibility—
Dew point60°
Sat, 1575° / 61°0.12
Morning65°feels 65°
Afternoon73°feels 74°
Evening72°feels 72°
Overnight67°feels 67°
75 °
Lucas, Saturday, 15 August
Light rain. High 75°, low 61°.
Pressure30.18 inHg
Wind11.7 mph SE
Humidity78%
Visibility—
Dew point64°
Sun, 1681° / 65°0.11
Morning69°feels 70°
Afternoon79°feels 79°
Evening75°feels 76°
Overnight70°feels 71°
81 °
Lucas, Sunday, 16 August
Light rain. High 81°, low 65°.
Pressure30.06 inHg
Wind7.7 mph E
Humidity77%
Visibility—
Dew point70°
Mon, 1782° / 66°0
Morning70°feels 71°
Afternoon80°feels 82°
Evening76°feels 77°
Overnight69°feels 70°
82 °
Lucas, Monday, 17 August
Partly cloudy. High 82°, low 66°.
Pressure30.09 inHg
Wind6 mph NE
Humidity63%
Visibility—
Dew point65°
Tue, 1884° / 66°0
Morning71°feels 72°
Afternoon81°feels 83°
Evening78°feels 79°
Overnight72°feels 73°
84 °
Lucas, Tuesday, 18 August
Clear. High 84°, low 66°.
Pressure30.00 inHg
Wind9 mph SE
Humidity60%
Visibility—
Dew point64°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Lucas, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.