10-day forecast for Derby, IL: 47° to 77°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
77°
Best day: Friday, October 30
69° · 2.15 in
Worst day: Wednesday, November 4
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2876° / 48°0
Morning53°feels 52°
Afternoon75°feels 75°
Evening58°feels 57°
Overnight51°feels 50°
76 °
Derby, Wednesday, 28 October
Clear. High 76°, low 48°.
Pressure30.24 inHg
Wind5.5 mph S
Humidity46%
Visibility6.2 mi
Dew point51°
Thu, 2976° / 50°0
Morning56°feels 54°
Afternoon76°feels 75°
Evening63°feels 63°
Overnight53°feels 52°
76 °
Derby, Thursday, 29 October
Clear. High 76°, low 50°.
Pressure30.21 inHg
Wind7.2 mph SW
Humidity49%
Visibility6.2 mi
Dew point53°
Fri, 3077° / 56°0
Morning58°feels 57°
Afternoon77°feels 77°
Evening65°feels 65°
Overnight59°feels 58°
77 °
Derby, Friday, 30 October
Overcast. High 77°, low 56°.
Pressure30.24 inHg
Wind2.1 mph SE
Humidity50%
Visibility6.2 mi
Dew point55°
Sat, 3170° / 59°0
Morning61°feels 60°
Afternoon70°feels 69°
Evening65°feels 64°
Overnight61°feels 61°
70 °
Derby, Saturday, 31 October
Overcast. High 70°, low 59°.
Pressure30.21 inHg
Wind2.7 mph SE
Humidity69%
Visibility6.2 mi
Dew point57°
Sun, 0166° / 59°0.09
Morning61°feels 61°
Afternoon63°feels 64°
Evening64°feels 64°
Overnight62°feels 62°
66 °
Derby, Sunday, 1 November
Light rain. High 66°, low 59°.
Pressure30.18 inHg
Wind7.9 mph SE
Humidity93%
Visibility—
Dew point61°
Mon, 0273° / 60°0
Morning64°feels 64°
Afternoon70°feels 69°
Evening65°feels 65°
Overnight63°feels 62°
73 °
Derby, Monday, 2 November
Light rain. High 73°, low 60°.
Pressure29.83 inHg
Wind6.5 mph W
Humidity62%
Visibility—
Dew point56°
Tue, 0372° / 58°0.06
Morning62°feels 62°
Afternoon68°feels 68°
Evening66°feels 66°
Overnight62°feels 61°
72 °
Derby, Tuesday, 3 November
Light rain. High 72°, low 58°.
Pressure29.85 inHg
Wind13.5 mph E
Humidity69%
Visibility—
Dew point56°
Wed, 0469° / 59°2.15
Morning61°feels 61°
Afternoon68°feels 68°
Evening63°feels 63°
Overnight61°feels 61°
69 °
Derby, Wednesday, 4 November
Heavy rain. High 69°, low 59°.
Pressure29.71 inHg
Wind12.6 mph E
Humidity73%
Visibility—
Dew point58°
Thu, 0561° / 56°0.29
Morning59°feels 59°
Afternoon60°feels 60°
Evening58°feels 58°
Overnight57°feels 57°
61 °
Derby, Thursday, 5 November
Light rain. High 61°, low 56°.
Pressure29.59 inHg
Wind8 mph S
Humidity91%
Visibility—
Dew point58°
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 Derby, 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.