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As of 18:32 CST

Weather in Ottawa, IL

40°Current weather

Ottawa, Saturday, 14 November, 18:32

Clear. Feels like 36°. High 46°, low 29°.

Pressure30.30 inHg
Wind4.5 mph NW
Humidity71%
Visibility6.2 mi
Dew point31°

10-day forecast for Ottawa, IL: 29° to 60°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.

60°
Best day: Friday, November 20
42°
Worst day: Monday, November 23

Tap any day below to see morning, afternoon, evening and overnight.

Sun, 1550° / 30°0Clear
MorningClear34°feels 32°
AfternoonClear50°feels 50°
EveningClear36°feels 36°
OvernightClear30°feels 27°
50 °Clear

Ottawa, Sunday, 15 November

Clear. High 50°, low 30°.

Pressure30.45 inHg
Wind2.6 mph W
Humidity58%
Visibility6.2 mi
Dew point30°
Mon, 1651° / 29°0Clear
MorningClear33°feels 30°
AfternoonPartly cloudy51°feels 48°
EveningClear38°feels 34°
OvernightClear33°feels 33°
51 °Clear

Ottawa, Monday, 16 November

Clear. High 51°, low 29°.

Pressure30.53 inHg
Wind5.7 mph SW
Humidity52%
Visibility6.2 mi
Dew point33°
Tue, 1754° / 32°0Mostly clear
MorningClear36°feels 30°
AfternoonMostly clear54°feels 52°
EveningPartly cloudy41°feels 37°
OvernightClear34°feels 30°
54 °Mostly clear

Ottawa, Tuesday, 17 November

Mostly clear. High 54°, low 32°.

Pressure30.50 inHg
Wind7.7 mph SW
Humidity55%
Visibility6.2 mi
Dew point37°
Wed, 1856° / 38°0Overcast
MorningPartly cloudy42°feels 37°
AfternoonOvercast56°feels 54°
EveningOvercast49°feels 45°
OvernightMostly clear38°feels 33°
56 °Overcast

Ottawa, Wednesday, 18 November

Overcast. High 56°, low 38°.

Pressure30.33 inHg
Wind12.3 mph S
Humidity56%
Visibility6.2 mi
Dew point40°
Thu, 1960° / 46°0.05Light rain
MorningLight rain50°feels 46°
AfternoonLight rain59°feels 57°
EveningLight rain56°feels 55°
OvernightLight rain52°feels 51°
60 °Light rain

Ottawa, Thursday, 19 November

Light rain. High 60°, low 46°.

Pressure30.18 inHg
Wind12.6 mph SW
Humidity56%
Visibility—
Dew point42°
Fri, 2060° / 47°0Overcast
MorningOvercast51°feels 50°
AfternoonOvercast57°feels 55°
EveningOvercast52°feels 49°
OvernightOvercast51°feels 50°
60 °Overcast

Ottawa, Friday, 20 November

Overcast. High 60°, low 47°.

Pressure30.21 inHg
Wind10.7 mph SE
Humidity48%
Visibility—
Dew point38°
Sat, 2159° / 51°0.09Light rain
MorningLight rain56°feels 54°
AfternoonLight rain55°feels 55°
EveningLight rain54°feels 52°
OvernightLight rain52°feels 51°
59 °Light rain

Ottawa, Saturday, 21 November

Light rain. High 59°, low 51°.

Pressure29.85 inHg
Wind20.3 mph SW
Humidity81%
Visibility—
Dew point50°
Sun, 2248° / 39°0Overcast
MorningOvercast44°feels 37°
AfternoonOvercast44°feels 37°
EveningOvercast41°feels 36°
OvernightOvercast40°feels 36°
48 °Overcast

Ottawa, Sunday, 22 November

Overcast. High 48°, low 39°.

Pressure30.30 inHg
Wind17.5 mph NW
Humidity59%
Visibility—
Dew point31°
Mon, 2342° / 31°0Mostly clear
MorningMostly clear34°feels 28°
AfternoonMostly clear40°feels 35°
EveningMostly clear35°feels 30°
OvernightMostly clear33°feels 27°
42 °Mostly clear

Ottawa, Monday, 23 November

Mostly clear. High 42°, low 31°.

Pressure30.53 inHg
Wind8.9 mph NE
Humidity48%
Visibility—
Dew point21°

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, IL 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.