10-day forecast for Clear Lake, IA: 58° to 88°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Tuesday, August 11
70° · 0.48 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1084° / 66°0.1
Morning67°feels 68°
Afternoon81°feels 84°
Evening77°feels 78°
Overnight69°feels 71°
84 °
Clear Lake, Monday, 10 August
Light rain. High 84°, low 66°.
Pressure29.88 inHg
Wind11 mph E
Humidity75%
Visibility6.2 mi
Dew point68°
Tue, 1188° / 68°0
Morning70°feels 71°
Afternoon87°feels 91°
Evening77°feels 78°
Overnight68°feels 69°
88 °
Clear Lake, Tuesday, 11 August
Overcast. High 88°, low 68°.
Pressure29.77 inHg
Wind5.1 mph SE
Humidity64%
Visibility6.2 mi
Dew point69°
Wed, 1286° / 68°0
Morning71°feels 72°
Afternoon86°feels 87°
Evening74°feels 75°
Overnight69°feels 70°
86 °
Clear Lake, Wednesday, 12 August
Mostly clear. High 86°, low 68°.
Pressure29.88 inHg
Wind10.8 mph E
Humidity56%
Visibility6.2 mi
Dew point67°
Thu, 1370° / 63°0.48
Morning65°feels 65°
Afternoon69°feels 69°
Evening69°feels 70°
Overnight70°feels 70°
70 °
Clear Lake, Thursday, 13 August
Rain. High 70°, low 63°.
Pressure29.97 inHg
Wind10.5 mph E
Humidity92%
Visibility—
Dew point65°
Fri, 1475° / 58°0.02
Morning63°feels 63°
Afternoon74°feels 74°
Evening69°feels 69°
Overnight64°feels 64°
75 °
Clear Lake, Friday, 14 August
Light rain. High 75°, low 58°.
Pressure30.12 inHg
Wind16.2 mph E
Humidity56%
Visibility—
Dew point56°
Sat, 1568° / 60°0.1
Morning61°feels 61°
Afternoon66°feels 67°
Evening68°feels 69°
Overnight64°feels 65°
68 °
Clear Lake, Saturday, 15 August
Light rain. High 68°, low 60°.
Pressure30.09 inHg
Wind13.5 mph SE
Humidity94%
Visibility—
Dew point63°
Sun, 1677° / 61°0
Morning64°feels 65°
Afternoon72°feels 72°
Evening73°feels 73°
Overnight64°feels 64°
77 °
Clear Lake, Sunday, 16 August
Overcast. High 77°, low 61°.
Pressure30.12 inHg
Wind12.7 mph N
Humidity64%
Visibility—
Dew point58°
Mon, 1781° / 59°0
Morning66°feels 65°
Afternoon79°feels 79°
Evening68°feels 68°
Overnight63°feels 63°
81 °
Clear Lake, Monday, 17 August
Overcast. High 81°, low 59°.
Pressure30.06 inHg
Wind12.4 mph SW
Humidity41%
Visibility—
Dew point53°
Tue, 1887° / 60°0.23
Morning66°feels 67°
Afternoon83°feels 84°
Evening81°feels 83°
Overnight68°feels 68°
87 °
Clear Lake, Tuesday, 18 August
Rain. High 87°, low 60°.
Pressure29.77 inHg
Wind10 mph SW
Humidity53%
Visibility—
Dew point61°
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 Clear Lake, IA 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.