10-day forecast for Ottawa, IA: 40° to 69°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Sunday, November 1
69° · 0.48 in
Worst day: Tuesday, November 3
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0167° / 53°0.03
Morning53°feels 52°
Afternoon66°feels 66°
Evening63°feels 62°
Overnight55°feels 54°
67 °
Ottawa, Sunday, 1 November
Light rain. High 67°, low 53°.
Pressure30.21 inHg
Wind9.3 mph S
Humidity73%
Visibility6.2 mi
Dew point56°
Mon, 0266° / 57°0.36
Morning57°feels 57°
Afternoon64°feels 64°
Evening65°feels 65°
Overnight60°feels 59°
66 °
Ottawa, Monday, 2 November
Rain. High 66°, low 57°.
Pressure29.83 inHg
Wind20.5 mph S
Humidity84%
Visibility2.3 mi
Dew point59°
Tue, 0369° / 58°0.48
Morning64°feels 65°
Afternoon68°feels 68°
Evening59°feels 59°
Overnight64°feels 64°
69 °
Ottawa, Tuesday, 3 November
Heavy rain. High 69°, low 58°.
Pressure29.62 inHg
Wind17.9 mph S
Humidity71%
Visibility3.6 mi
Dew point59°
Wed, 0457° / 52°0.06
Morning54°feels 53°
Afternoon55°feels 54°
Evening53°feels 51°
Overnight57°feels 56°
57 °
Ottawa, Wednesday, 4 November
Light rain. High 57°, low 52°.
Pressure29.65 inHg
Wind11.6 mph SW
Humidity76%
Visibility6.2 mi
Dew point48°
Thu, 0555° / 51°0
Morning53°feels 52°
Afternoon55°feels 54°
Evening52°feels 51°
Overnight52°feels 50°
55 °
Ottawa, Thursday, 5 November
Light rain. High 55°, low 51°.
Pressure29.74 inHg
Wind11.7 mph NW
Humidity73%
Visibility—
Dew point46°
Fri, 0653° / 46°0.02
Morning48°feels 45°
Afternoon52°feels 50°
Evening52°feels 50°
Overnight50°feels 48°
53 °
Ottawa, Friday, 6 November
Light rain. High 53°, low 46°.
Pressure29.97 inHg
Wind11.1 mph NW
Humidity77%
Visibility—
Dew point44°
Sat, 0757° / 45°0
Morning49°feels 46°
Afternoon57°feels 55°
Evening53°feels 52°
Overnight51°feels 50°
57 °
Ottawa, Saturday, 7 November
Mostly clear. High 57°, low 45°.
Pressure29.74 inHg
Wind8.5 mph S
Humidity60%
Visibility—
Dew point42°
Sun, 0856° / 44°0
Morning47°feels 43°
Afternoon55°feels 53°
Evening48°feels 45°
Overnight46°feels 42°
56 °
Ottawa, Sunday, 8 November
Mostly clear. High 56°, low 44°.
Pressure29.94 inHg
Wind14.5 mph NW
Humidity62%
Visibility—
Dew point42°
Mon, 0955° / 40°0
Morning44°feels 40°
Afternoon52°feels 49°
Evening46°feels 43°
Overnight43°feels 39°
55 °
Ottawa, Monday, 9 November
Mostly clear. High 55°, low 40°.
Pressure30.00 inHg
Wind7.9 mph W
Humidity55%
Visibility—
Dew point35°
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 Ottawa, 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.