10-day forecast for Waterloo, IA: 39° to 87°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Monday, October 12
62° · 0.37 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1287° / 65°0
Morning67°feels 67°
Afternoon85°feels 88°
Evening75°feels 75°
Overnight69°feels 69°
87 °
Waterloo, Monday, 12 October
Partly cloudy. High 87°, low 65°.
Pressure29.74 inHg
Wind11 mph S
Humidity61%
Visibility6.2 mi
Dew point65°
Tue, 1377° / 59°0.03
Morning59°feels 59°
Afternoon71°feels 71°
Evening65°feels 65°
Overnight69°feels 69°
77 °
Waterloo, Tuesday, 13 October
Light rain. High 77°, low 59°.
Pressure29.88 inHg
Wind5.6 mph NW
Humidity68%
Visibility6.2 mi
Dew point57°
Wed, 1466° / 53°0.02
Morning53°feels 52°
Afternoon66°feels 65°
Evening61°feels 60°
Overnight59°feels 59°
66 °
Waterloo, Wednesday, 14 October
Light rain. High 66°, low 53°.
Pressure30.12 inHg
Wind7 mph NE
Humidity64%
Visibility6.2 mi
Dew point51°
Thu, 1562° / 55°0.37
Morning58°feels 57°
Afternoon62°feels 61°
Evening57°feels 57°
Overnight59°feels 59°
62 °
Waterloo, Thursday, 15 October
Rain. High 62°, low 55°.
Pressure30.06 inHg
Wind4.8 mph E
Humidity80%
Visibility6.2 mi
Dew point55°
Fri, 1657° / 46°0
Morning49°feels 44°
Afternoon54°feels 52°
Evening49°feels 47°
Overnight46°feels 43°
57 °
Waterloo, Friday, 16 October
Clear. High 57°, low 46°.
Pressure30.53 inHg
Wind19.4 mph N
Humidity47%
Visibility—
Dew point34°
Sat, 1755° / 39°0
Morning44°feels 40°
Afternoon54°feels 51°
Evening46°feels 40°
Overnight42°feels 36°
55 °
Waterloo, Saturday, 17 October
Clear. High 55°, low 39°.
Pressure30.45 inHg
Wind14.2 mph S
Humidity41%
Visibility—
Dew point30°
Sun, 1861° / 40°0
Morning45°feels 39°
Afternoon57°feels 55°
Evening52°feels 50°
Overnight48°feels 43°
61 °
Waterloo, Sunday, 18 October
Clear. High 61°, low 40°.
Pressure30.21 inHg
Wind19.5 mph SW
Humidity45%
Visibility—
Dew point34°
Mon, 1965° / 45°0.02
Morning50°feels 46°
Afternoon62°feels 60°
Evening56°feels 55°
Overnight53°feels 51°
65 °
Waterloo, Monday, 19 October
Light rain. High 65°, low 45°.
Pressure30.18 inHg
Wind13 mph S
Humidity46%
Visibility—
Dew point39°
Tue, 2071° / 51°0
Morning56°feels 55°
Afternoon67°feels 67°
Evening63°feels 63°
Overnight60°feels 60°
71 °
Waterloo, Tuesday, 20 October
Overcast. High 71°, low 51°.
Pressure30.00 inHg
Wind17.5 mph S
Humidity65%
Visibility—
Dew point53°
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, 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.