10-day forecast for Janesville, IA: 63° to 87°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Tuesday, August 11
75° · 0.4 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 69°0.05
Morning70°feels 71°
Afternoon83°feels 88°
Evening79°feels 80°
Overnight72°feels 74°
85 °
Janesville, Monday, 10 August
Rain. High 85°, low 69°.
Pressure29.91 inHg
Wind9.9 mph E
Humidity74%
Visibility6.2 mi
Dew point70°
Tue, 1187° / 70°0
Morning71°feels 73°
Afternoon86°feels 92°
Evening77°feels 78°
Overnight72°feels 74°
87 °
Janesville, Tuesday, 11 August
Light rain. High 87°, low 70°.
Pressure29.77 inHg
Wind2.6 mph NE
Humidity70%
Visibility6.2 mi
Dew point71°
Wed, 1282° / 67°0
Morning71°feels 71°
Afternoon80°feels 80°
Evening75°feels 76°
Overnight69°feels 70°
82 °
Janesville, Wednesday, 12 August
Overcast. High 82°, low 67°.
Pressure29.91 inHg
Wind4 mph E
Humidity78%
Visibility6.2 mi
Dew point68°
Thu, 1377° / 66°0.35
Morning70°feels 72°
Afternoon75°feels 76°
Evening68°feels 69°
Overnight69°feels 70°
77 °
Janesville, Thursday, 13 August
Rain. High 77°, low 66°.
Pressure29.94 inHg
Wind5.9 mph SE
Humidity82%
Visibility6.2 mi
Dew point71°
Fri, 1474° / 66°0.21
Morning70°feels 71°
Afternoon74°feels 75°
Evening72°feels 73°
Overnight70°feels 71°
74 °
Janesville, Friday, 14 August
Light rain. High 74°, low 66°.
Pressure29.97 inHg
Wind16.8 mph E
Humidity90%
Visibility—
Dew point70°
Sat, 1586° / 69°0.3
Morning73°feels 75°
Afternoon80°feels 84°
Evening76°feels 78°
Overnight71°feels 72°
86 °
Janesville, Saturday, 15 August
Rain. High 86°, low 69°.
Pressure29.88 inHg
Wind14.7 mph E
Humidity79%
Visibility—
Dew point72°
Sun, 1674° / 65°0
Morning66°feels 67°
Afternoon70°feels 71°
Evening71°feels 71°
Overnight66°feels 67°
74 °
Janesville, Sunday, 16 August
Overcast. High 74°, low 65°.
Pressure30.06 inHg
Wind10.2 mph NW
Humidity79%
Visibility—
Dew point62°
Mon, 1775° / 63°0.4
Morning65°feels 66°
Afternoon72°feels 73°
Evening72°feels 73°
Overnight66°feels 67°
75 °
Janesville, Monday, 17 August
Rain. High 75°, low 63°.
Pressure29.94 inHg
Wind12.8 mph SE
Humidity88%
Visibility—
Dew point67°
Tue, 1886° / 66°0
Morning73°feels 75°
Afternoon84°feels 87°
Evening78°feels 78°
Overnight69°feels 70°
86 °
Janesville, Tuesday, 18 August
Overcast. High 86°, low 66°.
Pressure29.88 inHg
Wind12.2 mph W
Humidity59%
Visibility—
Dew point66°
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 Janesville, 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.