10-day forecast for Waterloo, IA: 37° to 87°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Monday, October 12
58° · 0.32 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1374° / 55°0
Morning55°feels 54°
Afternoon72°feels 72°
Evening63°feels 63°
Overnight65°feels 65°
74 °
Waterloo, Tuesday, 13 October
Light rain. High 74°, low 55°.
Pressure29.91 inHg
Wind4.4 mph NW
Humidity65%
Visibility6.2 mi
Dew point52°
Wed, 1470° / 49°0
Morning49°feels 46°
Afternoon64°feels 63°
Evening58°feels 57°
Overnight56°feels 54°
70 °
Waterloo, Wednesday, 14 October
Overcast. High 70°, low 49°.
Pressure30.15 inHg
Wind7.4 mph NE
Humidity63%
Visibility6.2 mi
Dew point48°
Thu, 1558° / 53°0.32
Morning55°feels 55°
Afternoon58°feels 58°
Evening55°feels 55°
Overnight56°feels 55°
58 °
Waterloo, Thursday, 15 October
Rain. High 58°, low 53°.
Pressure30.06 inHg
Wind7 mph NE
Humidity82%
Visibility6.2 mi
Dew point52°
Fri, 1655° / 45°0
Morning48°feels 41°
Afternoon54°feels 51°
Evening48°feels 44°
Overnight48°feels 41°
55 °
Waterloo, Friday, 16 October
Overcast. High 55°, low 45°.
Pressure30.45 inHg
Wind20.2 mph N
Humidity53%
Visibility6.2 mi
Dew point35°
Sat, 1759° / 37°0
Morning43°feels 39°
Afternoon56°feels 54°
Evening52°feels 50°
Overnight47°feels 43°
59 °
Waterloo, Saturday, 17 October
Clear. High 59°, low 37°.
Pressure30.39 inHg
Wind13 mph S
Humidity44%
Visibility—
Dew point33°
Sun, 1863° / 47°0
Morning51°feels 47°
Afternoon59°feels 58°
Evening52°feels 50°
Overnight49°feels 45°
63 °
Waterloo, Sunday, 18 October
Overcast. High 63°, low 47°.
Pressure30.09 inHg
Wind14.9 mph S
Humidity51%
Visibility—
Dew point41°
Mon, 1954° / 48°0.09
Morning50°feels 47°
Afternoon52°feels 51°
Evening50°feels 49°
Overnight49°feels 46°
54 °
Waterloo, Monday, 19 October
Light rain. High 54°, low 48°.
Pressure30.18 inHg
Wind10.5 mph S
Humidity90%
Visibility—
Dew point49°
Tue, 2057° / 50°0
Morning52°feels 50°
Afternoon57°feels 56°
Evening56°feels 56°
Overnight56°feels 55°
57 °
Waterloo, Tuesday, 20 October
Overcast. High 57°, low 50°.
Pressure30.15 inHg
Wind10.1 mph SE
Humidity84%
Visibility—
Dew point51°
Wed, 2169° / 59°0.04
Morning62°feels 62°
Afternoon66°feels 67°
Evening64°feels 65°
Overnight62°feels 63°
69 °
Waterloo, Wednesday, 21 October
Light rain. High 69°, low 59°.
Pressure30.06 inHg
Wind16.7 mph S
Humidity86%
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 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.