10-day forecast for Sycamore, IL: 40° to 69°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Saturday, October 24
60°
Worst day: Monday, October 26
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1966° / 41°0
Morning44°feels 42°
Afternoon66°feels 64°
Evening52°feels 50°
Overnight46°feels 42°
66 °
Sycamore, Monday, 19 October
Partly cloudy. High 66°, low 41°.
Pressure30.39 inHg
Wind3.5 mph S
Humidity52%
Visibility6.2 mi
Dew point43°
Tue, 2068° / 45°0
Morning49°feels 48°
Afternoon65°feels 63°
Evening52°feels 51°
Overnight47°feels 47°
68 °
Sycamore, Tuesday, 20 October
Clear. High 68°, low 45°.
Pressure30.39 inHg
Wind4.8 mph SE
Humidity56%
Visibility6.2 mi
Dew point47°
Wed, 2167° / 45°0
Morning46°feels 45°
Afternoon66°feels 65°
Evening56°feels 55°
Overnight47°feels 45°
67 °
Sycamore, Wednesday, 21 October
Clear. High 67°, low 45°.
Pressure30.30 inHg
Wind2.8 mph W
Humidity53%
Visibility6.2 mi
Dew point47°
Thu, 2268° / 46°0
Morning51°feels 50°
Afternoon67°feels 66°
Evening57°feels 56°
Overnight50°feels 49°
68 °
Sycamore, Thursday, 22 October
Overcast. High 68°, low 46°.
Pressure30.33 inHg
Wind4 mph E
Humidity59%
Visibility6.2 mi
Dew point50°
Fri, 2364° / 48°0
Morning53°feels 51°
Afternoon63°feels 61°
Evening55°feels 54°
Overnight52°feels 51°
64 °
Sycamore, Friday, 23 October
Mostly clear. High 64°, low 48°.
Pressure30.33 inHg
Wind10.4 mph SE
Humidity54%
Visibility—
Dew point45°
Sat, 2469° / 49°0
Morning54°feels 51°
Afternoon65°feels 64°
Evening62°feels 60°
Overnight58°feels 55°
69 °
Sycamore, Saturday, 24 October
Overcast. High 69°, low 49°.
Pressure30.33 inHg
Wind15.3 mph S
Humidity47%
Visibility—
Dew point43°
Sun, 2564° / 52°0
Morning58°feels 57°
Afternoon62°feels 59°
Evening56°feels 53°
Overnight53°feels 51°
64 °
Sycamore, Sunday, 25 October
Overcast. High 64°, low 52°.
Pressure30.36 inHg
Wind10.6 mph N
Humidity36%
Visibility—
Dew point35°
Mon, 2660° / 51°0.03
Morning53°feels 52°
Afternoon58°feels 56°
Evening53°feels 51°
Overnight51°feels 49°
60 °
Sycamore, Monday, 26 October
Light rain. High 60°, low 51°.
Pressure30.39 inHg
Wind8.9 mph NE
Humidity59%
Visibility—
Dew point43°
Tue, 2760° / 48°0
Morning51°feels 48°
Afternoon58°feels 56°
Evening53°feels 52°
Overnight51°feels 49°
60 °
Sycamore, Tuesday, 27 October
Overcast. High 60°, low 48°.
Pressure30.33 inHg
Wind8.1 mph E
Humidity56%
Visibility—
Dew point42°
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 Sycamore, 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.