10-day forecast for Waterloo, IA: 35° to 70°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Friday, October 23
57° · 0.81 in
Worst day: Thursday, October 15
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1651° / 39°0.06
Morning46°feels 38°
Afternoon50°feels 47°
Evening43°feels 38°
Overnight46°feels 39°
51 °
Waterloo, Friday, 16 October
Light rain. High 51°, low 39°.
Pressure30.36 inHg
Wind22 mph N
Humidity56%
Visibility6.2 mi
Dew point35°
Sat, 1757° / 35°0
Morning36°feels 33°
Afternoon57°feels 54°
Evening49°feels 45°
Overnight39°feels 35°
57 °
Waterloo, Saturday, 17 October
Clear. High 57°, low 35°.
Pressure30.50 inHg
Wind11.1 mph SW
Humidity45%
Visibility6.2 mi
Dew point32°
Sun, 1862° / 42°0
Morning43°feels 36°
Afternoon61°feels 59°
Evening54°feels 53°
Overnight44°feels 39°
62 °
Waterloo, Sunday, 18 October
Clear. High 62°, low 42°.
Pressure30.30 inHg
Wind13.6 mph S
Humidity58%
Visibility6.2 mi
Dew point41°
Mon, 1961° / 46°0
Morning48°feels 45°
Afternoon58°feels 57°
Evening56°feels 55°
Overnight49°feels 45°
61 °
Waterloo, Monday, 19 October
Overcast. High 61°, low 46°.
Pressure30.27 inHg
Wind8.5 mph S
Humidity63%
Visibility—
Dew point44°
Tue, 2067° / 47°0
Morning52°feels 50°
Afternoon64°feels 63°
Evening58°feels 57°
Overnight53°feels 52°
67 °
Waterloo, Tuesday, 20 October
Clear. High 67°, low 47°.
Pressure30.24 inHg
Wind7.7 mph SE
Humidity59%
Visibility—
Dew point48°
Wed, 2169° / 51°0
Morning56°feels 54°
Afternoon66°feels 65°
Evening61°feels 60°
Overnight58°feels 57°
69 °
Waterloo, Wednesday, 21 October
Mostly clear. High 69°, low 51°.
Pressure30.27 inHg
Wind12 mph SE
Humidity58%
Visibility—
Dew point49°
Thu, 2267° / 58°0.04
Morning60°feels 60°
Afternoon65°feels 65°
Evening65°feels 64°
Overnight63°feels 62°
67 °
Waterloo, Thursday, 22 October
Light rain. High 67°, low 58°.
Pressure30.12 inHg
Wind12.6 mph S
Humidity78%
Visibility—
Dew point57°
Fri, 2370° / 60°0
Morning63°feels 62°
Afternoon69°feels 68°
Evening65°feels 64°
Overnight64°feels 62°
70 °
Waterloo, Friday, 23 October
Overcast. High 70°, low 60°.
Pressure30.09 inHg
Wind18 mph S
Humidity51%
Visibility—
Dew point49°
Sat, 2463° / 51°0.04
Morning60°feels 59°
Afternoon61°feels 61°
Evening55°feels 53°
Overnight53°feels 52°
63 °
Waterloo, Saturday, 24 October
Light rain. High 63°, low 51°.
Pressure30.03 inHg
Wind18.2 mph S
Humidity82%
Visibility—
Dew point56°
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.