10-day forecast for Cortland, IL: 27° to 61°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
55°
Best day: Wednesday, November 18
51° · 1.15 in
Worst day: Saturday, November 21
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1342° / 35°0
Morning38°feels 30°
Afternoon42°feels 35°
Evening36°feels 30°
Overnight39°feels 32°
42 °
Cortland, Friday, 13 November
Overcast. High 42°, low 35°.
Pressure30.09 inHg
Wind12.1 mph N
Humidity67%
Visibility6.2 mi
Dew point25°
Sat, 1443° / 28°0
Morning30°feels 23°
Afternoon43°feels 39°
Evening32°feels 29°
Overnight29°feels 22°
43 °
Cortland, Saturday, 14 November
Clear. High 43°, low 28°.
Pressure30.30 inHg
Wind7.1 mph NW
Humidity64%
Visibility6.2 mi
Dew point27°
Sun, 1545° / 27°0
Morning31°feels 28°
Afternoon45°feels 43°
Evening35°feels 35°
Overnight28°feels 24°
45 °
Cortland, Sunday, 15 November
Clear. High 45°, low 27°.
Pressure30.47 inHg
Wind3.2 mph NW
Humidity61%
Visibility6.2 mi
Dew point29°
Mon, 1648° / 30°0
Morning36°feels 32°
Afternoon46°feels 43°
Evening38°feels 34°
Overnight31°feels 31°
48 °
Cortland, Monday, 16 November
Clear. High 48°, low 30°.
Pressure30.50 inHg
Wind5.4 mph SW
Humidity54%
Visibility—
Dew point29°
Tue, 1751° / 32°0
Morning38°feels 33°
Afternoon49°feels 46°
Evening40°feels 37°
Overnight38°feels 33°
51 °
Cortland, Tuesday, 17 November
Mostly clear. High 51°, low 32°.
Pressure30.47 inHg
Wind7.2 mph SW
Humidity50%
Visibility—
Dew point30°
Wed, 1855° / 37°0
Morning42°feels 36°
Afternoon53°feels 49°
Evening48°feels 44°
Overnight45°feels 40°
55 °
Cortland, Wednesday, 18 November
Overcast. High 55°, low 37°.
Pressure30.30 inHg
Wind15.4 mph S
Humidity48%
Visibility—
Dew point32°
Thu, 1960° / 46°0.06
Morning50°feels 45°
Afternoon57°feels 55°
Evening54°feels 53°
Overnight51°feels 49°
60 °
Cortland, Thursday, 19 November
Light rain. High 60°, low 46°.
Pressure30.06 inHg
Wind18.8 mph SW
Humidity62%
Visibility—
Dew point43°
Fri, 2061° / 47°0.11
Morning51°feels 48°
Afternoon60°feels 59°
Evening55°feels 54°
Overnight52°feels 51°
61 °
Cortland, Friday, 20 November
Light rain. High 61°, low 47°.
Pressure30.18 inHg
Wind8 mph SW
Humidity70%
Visibility—
Dew point49°
Sat, 2151° / 44°1.15
Morning46°feels 40°
Afternoon45°feels 39°
Evening48°feels 44°
Overnight50°feels 48°
51 °
Cortland, Saturday, 21 November
Heavy rain. High 51°, low 44°.
Pressure30.18 inHg
Wind14.4 mph E
Humidity90%
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 Cortland, 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.