10-day forecast for Sycamore, IL: 28° to 69°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
69°
Best day: Thursday, October 22
42°
Worst day: Wednesday, October 28
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2067° / 42°0
Morning47°feels 45°
Afternoon66°feels 65°
Evening52°feels 50°
Overnight45°feels 43°
67 °
Sycamore, Tuesday, 20 October
Clear. High 67°, low 42°.
Pressure30.39 inHg
Wind4.4 mph SE
Humidity49%
Visibility6.2 mi
Dew point44°
Wed, 2168° / 43°0
Morning46°feels 45°
Afternoon67°feels 66°
Evening57°feels 56°
Overnight46°feels 44°
68 °
Sycamore, Wednesday, 21 October
Clear. High 68°, low 43°.
Pressure30.27 inHg
Wind3.6 mph W
Humidity49%
Visibility6.2 mi
Dew point46°
Thu, 2269° / 47°0
Morning48°feels 47°
Afternoon69°feels 68°
Evening54°feels 54°
Overnight51°feels 49°
69 °
Sycamore, Thursday, 22 October
Clear. High 69°, low 47°.
Pressure30.33 inHg
Wind4 mph NE
Humidity60%
Visibility6.2 mi
Dew point53°
Fri, 2361° / 47°0
Morning49°feels 46°
Afternoon61°feels 60°
Evening53°feels 52°
Overnight48°feels 46°
61 °
Sycamore, Friday, 23 October
Partly cloudy. High 61°, low 47°.
Pressure30.39 inHg
Wind7.7 mph SE
Humidity64%
Visibility6.2 mi
Dew point46°
Sat, 2461° / 46°0
Morning50°feels 47°
Afternoon59°feels 57°
Evening53°feels 51°
Overnight50°feels 48°
61 °
Sycamore, Saturday, 24 October
Overcast. High 61°, low 46°.
Pressure30.42 inHg
Wind9.6 mph SE
Humidity53%
Visibility—
Dew point41°
Sun, 2564° / 48°0
Morning53°feels 51°
Afternoon63°feels 62°
Evening59°feels 58°
Overnight56°feels 54°
64 °
Sycamore, Sunday, 25 October
Overcast. High 64°, low 48°.
Pressure30.30 inHg
Wind10.6 mph W
Humidity56%
Visibility—
Dew point46°
Mon, 2658° / 46°0.01
Morning50°feels 47°
Afternoon56°feels 53°
Evening49°feels 47°
Overnight47°feels 44°
58 °
Sycamore, Monday, 26 October
Light rain. High 58°, low 46°.
Pressure30.33 inHg
Wind10.3 mph N
Humidity29%
Visibility—
Dew point24°
Tue, 2751° / 37°0
Morning44°feels 40°
Afternoon49°feels 45°
Evening40°feels 32°
Overnight38°feels 32°
51 °
Sycamore, Tuesday, 27 October
Overcast. High 51°, low 37°.
Pressure30.36 inHg
Wind16.5 mph N
Humidity36%
Visibility—
Dew point24°
Wed, 2842° / 28°0
Morning31°feels 23°
Afternoon39°feels 33°
Evening35°feels 29°
Overnight31°feels 24°
42 °
Sycamore, Wednesday, 28 October
Clear. High 42°, low 28°.
Pressure30.47 inHg
Wind11.9 mph N
Humidity35%
Visibility—
Dew point13°
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.