10-day forecast for Princeton, IL: 39° to 70°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Saturday, October 31
64° · 0.64 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 3170° / 51°0
Morning54°feels 53°
Afternoon70°feels 69°
Evening59°feels 58°
Overnight53°feels 52°
70 °
Princeton, Saturday, 31 October
Overcast. High 70°, low 51°.
Pressure30.30 inHg
Wind7.3 mph SE
Humidity53%
Visibility6.2 mi
Dew point44°
Sun, 0168° / 54°0.09
Morning55°feels 54°
Afternoon65°feels 65°
Evening62°feels 60°
Overnight57°feels 55°
68 °
Princeton, Sunday, 1 November
Rain. High 68°, low 54°.
Pressure30.30 inHg
Wind5.3 mph SE
Humidity75%
Visibility6.2 mi
Dew point55°
Mon, 0265° / 52°0.01
Morning55°feels 54°
Afternoon62°feels 61°
Evening63°feels 63°
Overnight53°feels 52°
65 °
Princeton, Monday, 2 November
Light rain. High 65°, low 52°.
Pressure30.06 inHg
Wind10.3 mph SE
Humidity76%
Visibility6.2 mi
Dew point55°
Tue, 0367° / 63°0.43
Morning63°feels 63°
Afternoon67°feels 67°
Evening65°feels 65°
Overnight64°feels 64°
67 °
Princeton, Tuesday, 3 November
Rain. High 67°, low 63°.
Pressure29.85 inHg
Wind14.9 mph S
Humidity87%
Visibility3.0 mi
Dew point62°
Wed, 0464° / 57°0.64
Morning63°feels 63°
Afternoon63°feels 63°
Evening58°feels 58°
Overnight58°feels 58°
64 °
Princeton, Wednesday, 4 November
Rain. High 64°, low 57°.
Pressure29.68 inHg
Wind10.6 mph NW
Humidity71%
Visibility—
Dew point55°
Thu, 0559° / 52°0
Morning54°feels 53°
Afternoon58°feels 57°
Evening55°feels 54°
Overnight53°feels 52°
59 °
Princeton, Thursday, 5 November
Overcast. High 59°, low 52°.
Pressure29.74 inHg
Wind14.7 mph N
Humidity70%
Visibility—
Dew point48°
Fri, 0653° / 49°0
Morning51°feels 49°
Afternoon52°feels 50°
Evening50°feels 48°
Overnight49°feels 46°
53 °
Princeton, Friday, 6 November
Overcast. High 53°, low 49°.
Pressure29.94 inHg
Wind11.8 mph N
Humidity69%
Visibility—
Dew point42°
Sat, 0751° / 43°0
Morning47°feels 43°
Afternoon49°feels 46°
Evening45°feels 40°
Overnight43°feels 38°
51 °
Princeton, Saturday, 7 November
Partly cloudy. High 51°, low 43°.
Pressure30.15 inHg
Wind11 mph N
Humidity49%
Visibility—
Dew point31°
Sun, 0848° / 39°0
Morning41°feels 36°
Afternoon47°feels 42°
Evening45°feels 40°
Overnight42°feels 37°
48 °
Princeton, Sunday, 8 November
Overcast. High 48°, low 39°.
Pressure30.33 inHg
Wind13.6 mph E
Humidity53%
Visibility—
Dew point30°
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 Princeton, 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.