10-day forecast for Matanzas Beach, IL: 62° to 106°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
106°
Best day: Tuesday, August 11
76° · 2.25 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1098° / 77°0
Morning80°feels 80°
Afternoon94°feels 97°
Evening89°feels 91°
Overnight82°feels 84°
98 °
Matanzas Beach, Monday, 10 August
Overcast. High 98°, low 77°.
Pressure29.88 inHg
Wind10.6 mph SW
Humidity38%
Visibility6.2 mi
Dew point65°
Tue, 11106° / 77°0
Morning79°feels 79°
Afternoon104°feels 107°
Evening95°feels 95°
Overnight82°feels 85°
106 °
Matanzas Beach, Tuesday, 11 August
Partly cloudy. High 106°, low 77°.
Pressure29.83 inHg
Wind14.5 mph SW
Humidity36%
Visibility6.2 mi
Dew point66°
Wed, 1297° / 72°0.28
Morning77°feels 78°
Afternoon97°feels 101°
Evening76°feels 77°
Overnight76°feels 77°
97 °
Matanzas Beach, Wednesday, 12 August
Rain. High 97°, low 72°.
Pressure29.83 inHg
Wind3.4 mph NE
Humidity45%
Visibility6.2 mi
Dew point69°
Thu, 1376° / 67°2.25
Morning72°feels 74°
Afternoon73°feels 75°
Evening70°feels 71°
Overnight71°feels 72°
76 °
Matanzas Beach, Thursday, 13 August
Heavy rain. High 76°, low 67°.
Pressure29.88 inHg
Wind5.1 mph SE
Humidity93%
Visibility6.2 mi
Dew point72°
Fri, 1477° / 66°0.55
Morning69°feels 70°
Afternoon76°feels 77°
Evening74°feels 75°
Overnight69°feels 70°
77 °
Matanzas Beach, Friday, 14 August
Rain. High 77°, low 66°.
Pressure30.06 inHg
Wind13.9 mph E
Humidity80%
Visibility—
Dew point68°
Sat, 1584° / 67°0.06
Morning71°feels 73°
Afternoon81°feels 85°
Evening79°feels 84°
Overnight73°feels 74°
84 °
Matanzas Beach, Saturday, 15 August
Light rain. High 84°, low 67°.
Pressure30.09 inHg
Wind14.9 mph SE
Humidity74%
Visibility—
Dew point70°
Sun, 1683° / 68°0
Morning74°feels 75°
Afternoon78°feels 79°
Evening74°feels 75°
Overnight69°feels 69°
83 °
Matanzas Beach, Sunday, 16 August
Overcast. High 83°, low 68°.
Pressure30.03 inHg
Wind13.4 mph NW
Humidity79%
Visibility—
Dew point70°
Mon, 1780° / 62°0
Morning66°feels 67°
Afternoon77°feels 77°
Evening71°feels 71°
Overnight65°feels 65°
80 °
Matanzas Beach, Monday, 17 August
Partly cloudy. High 80°, low 62°.
Pressure30.09 inHg
Wind8.2 mph N
Humidity55%
Visibility—
Dew point59°
Tue, 1887° / 63°0
Morning69°feels 70°
Afternoon82°feels 86°
Evening80°feels 84°
Overnight72°feels 73°
87 °
Matanzas Beach, Tuesday, 18 August
Overcast. High 87°, low 63°.
Pressure29.83 inHg
Wind12.5 mph S
Humidity65%
Visibility—
Dew point67°
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 Matanzas Beach, 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.