10-day forecast for Waterloo, IL: 40° to 78°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
78°
Best day: Thursday, October 29
69° · 0.47 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3074° / 59°0.1
Morning59°feels 59°
Afternoon73°feels 72°
Evening67°feels 67°
Overnight61°feels 61°
74 °
Waterloo, Friday, 30 October
Rain. High 74°, low 59°.
Pressure30.27 inHg
Wind4 mph E
Humidity74%
Visibility6.2 mi
Dew point60°
Sat, 3169° / 59°0.03
Morning60°feels 60°
Afternoon69°feels 68°
Evening62°feels 61°
Overnight63°feels 63°
69 °
Waterloo, Saturday, 31 October
Light rain. High 69°, low 59°.
Pressure30.24 inHg
Wind5 mph E
Humidity59%
Visibility6.2 mi
Dew point52°
Sun, 0167° / 58°0.15
Morning60°feels 61°
Afternoon66°feels 66°
Evening64°feels 64°
Overnight58°feels 58°
67 °
Waterloo, Sunday, 1 November
Rain. High 67°, low 58°.
Pressure30.21 inHg
Wind9.2 mph SE
Humidity85%
Visibility6.2 mi
Dew point60°
Mon, 0270° / 59°0.03
Morning62°feels 62°
Afternoon68°feels 69°
Evening66°feels 67°
Overnight65°feels 65°
70 °
Waterloo, Monday, 2 November
Light rain. High 70°, low 59°.
Pressure30.06 inHg
Wind12.8 mph S
Humidity77%
Visibility—
Dew point60°
Tue, 0369° / 64°0.47
Morning65°feels 66°
Afternoon67°feels 68°
Evening68°feels 68°
Overnight65°feels 66°
69 °
Waterloo, Tuesday, 3 November
Rain. High 69°, low 64°.
Pressure29.88 inHg
Wind16.1 mph SE
Humidity92%
Visibility—
Dew point64°
Wed, 0467° / 60°0.29
Morning65°feels 65°
Afternoon64°feels 63°
Evening60°feels 60°
Overnight62°feels 62°
67 °
Waterloo, Wednesday, 4 November
Rain. High 67°, low 60°.
Pressure29.65 inHg
Wind19.7 mph SE
Humidity78%
Visibility—
Dew point57°
Thu, 0568° / 56°0.08
Morning59°feels 59°
Afternoon63°feels 62°
Evening58°feels 58°
Overnight58°feels 57°
68 °
Waterloo, Thursday, 5 November
Light rain. High 68°, low 56°.
Pressure29.62 inHg
Wind14 mph W
Humidity73%
Visibility—
Dew point54°
Fri, 0657° / 51°0
Morning55°feels 54°
Afternoon55°feels 54°
Evening53°feels 51°
Overnight52°feels 50°
57 °
Waterloo, Friday, 6 November
Overcast. High 57°, low 51°.
Pressure29.88 inHg
Wind15.5 mph NW
Humidity72%
Visibility—
Dew point47°
Sat, 0756° / 40°0
Morning44°feels 40°
Afternoon53°feels 50°
Evening47°feels 44°
Overnight44°feels 41°
56 °
Waterloo, Saturday, 7 November
Clear. High 56°, low 40°.
Pressure30.21 inHg
Wind9.3 mph N
Humidity47%
Visibility—
Dew point32°
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 Waterloo, 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.