10-day forecast for Ottawa, IA: 21° to 66°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Friday, November 20
31° · 0.1 in
Worst day: Sunday, November 22
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1443° / 24°0
Morning28°feels 28°
Afternoon43°feels 41°
Evening31°feels 27°
Overnight26°feels 26°
43 °
Ottawa, Saturday, 14 November
Clear. High 43°, low 24°.
Pressure30.33 inHg
Wind4.2 mph SE
Humidity63%
Visibility6.2 mi
Dew point27°
Sun, 1548° / 26°0
Morning30°feels 24°
Afternoon48°feels 45°
Evening35°feels 30°
Overnight27°feels 22°
48 °
Ottawa, Sunday, 15 November
Clear. High 48°, low 26°.
Pressure30.47 inHg
Wind5.9 mph S
Humidity56%
Visibility6.2 mi
Dew point29°
Mon, 1652° / 31°0
Morning33°feels 26°
Afternoon52°feels 49°
Evening41°feels 35°
Overnight32°feels 26°
52 °
Ottawa, Monday, 16 November
Mostly clear. High 52°, low 31°.
Pressure30.45 inHg
Wind9.6 mph SW
Humidity53%
Visibility6.2 mi
Dew point34°
Tue, 1755° / 38°0
Morning41°feels 35°
Afternoon54°feels 52°
Evening48°feels 43°
Overnight39°feels 32°
55 °
Ottawa, Tuesday, 17 November
Clear. High 55°, low 38°.
Pressure30.36 inHg
Wind12.5 mph S
Humidity56%
Visibility6.2 mi
Dew point38°
Wed, 1857° / 44°0.03
Morning47°feels 42°
Afternoon55°feels 53°
Evening56°feels 54°
Overnight51°feels 49°
57 °
Ottawa, Wednesday, 18 November
Light rain. High 57°, low 44°.
Pressure30.12 inHg
Wind19 mph S
Humidity52%
Visibility—
Dew point36°
Thu, 1958° / 43°0
Morning47°feels 43°
Afternoon54°feels 51°
Evening49°feels 47°
Overnight45°feels 42°
58 °
Ottawa, Thursday, 19 November
Partly cloudy. High 58°, low 43°.
Pressure30.27 inHg
Wind15.8 mph SW
Humidity53%
Visibility—
Dew point36°
Fri, 2066° / 44°0.02
Morning51°feels 49°
Afternoon58°feels 57°
Evening58°feels 57°
Overnight56°feels 55°
66 °
Ottawa, Friday, 20 November
Light rain. High 66°, low 44°.
Pressure30.09 inHg
Wind20 mph S
Humidity93%
Visibility—
Dew point54°
Sat, 2161° / 35°0.15
Morning58°feels 57°
Afternoon57°feels 56°
Evening43°feels 34°
Overnight39°feels 30°
61 °
Ottawa, Saturday, 21 November
Snow. High 61°, low 35°.
Pressure29.74 inHg
Wind24.3 mph NW
Humidity86%
Visibility—
Dew point55°
Sun, 2231° / 21°0.1
Morning24°feels 12°
Afternoon25°feels 13°
Evening22°feels 9°
Overnight22°feels 10°
31 °
Ottawa, Sunday, 22 November
Light snow. High 31°, low 21°.
Pressure30.36 inHg
Wind26.7 mph NW
Humidity67%
Visibility—
Dew point16°
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.