10-day forecast for Derby, IA: 40° to 73°, with precipitation expected on 8 days. The table below breaks each day into morning, afternoon, evening and overnight.
70°
Best day: Monday, October 26
55° · 1.89 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2770° / 54°0
Morning57°feels 55°
Afternoon69°feels 67°
Evening56°feels 55°
Overnight58°feels 57°
70 °
Derby, Tuesday, 27 October
Overcast. High 70°, low 54°.
Pressure30.12 inHg
Wind8.4 mph S
Humidity62%
Visibility6.2 mi
Dew point50°
Wed, 2873° / 53°0.04
Morning61°feels 60°
Afternoon72°feels 71°
Evening69°feels 69°
Overnight53°feels 52°
73 °
Derby, Wednesday, 28 October
Light rain. High 73°, low 53°.
Pressure30.06 inHg
Wind13.8 mph S
Humidity67%
Visibility6.2 mi
Dew point57°
Thu, 2969° / 57°0.25
Morning60°feels 61°
Afternoon69°feels 68°
Evening59°feels 59°
Overnight62°feels 62°
69 °
Derby, Thursday, 29 October
Heavy rain. High 69°, low 57°.
Pressure30.12 inHg
Wind7.5 mph NW
Humidity71%
Visibility6.2 mi
Dew point58°
Fri, 3073° / 54°0.39
Morning58°feels 57°
Afternoon71°feels 71°
Evening65°feels 65°
Overnight55°feels 54°
73 °
Derby, Friday, 30 October
Rain. High 73°, low 54°.
Pressure30.12 inHg
Wind7.6 mph S
Humidity82%
Visibility6.2 mi
Dew point60°
Sat, 3161° / 57°0.31
Morning60°feels 60°
Afternoon61°feels 61°
Evening58°feels 59°
Overnight58°feels 57°
61 °
Derby, Saturday, 31 October
Rain. High 61°, low 57°.
Pressure30.12 inHg
Wind8.4 mph E
Humidity95%
Visibility—
Dew point60°
Sun, 0166° / 56°0.09
Morning58°feels 58°
Afternoon64°feels 64°
Evening62°feels 61°
Overnight59°feels 58°
66 °
Derby, Sunday, 1 November
Light rain. High 66°, low 56°.
Pressure30.00 inHg
Wind9.5 mph E
Humidity73%
Visibility—
Dew point55°
Mon, 0255° / 54°1.89
Morning55°feels 54°
Afternoon55°feels 54°
Evening54°feels 54°
Overnight54°feels 54°
55 °
Derby, Monday, 2 November
Heavy rain. High 55°, low 54°.
Pressure29.74 inHg
Wind21.4 mph E
Humidity95%
Visibility—
Dew point53°
Tue, 0355° / 44°1.17
Morning52°feels 50°
Afternoon44°feels 39°
Evening47°feels 39°
Overnight46°feels 39°
55 °
Derby, Tuesday, 3 November
Rain. High 55°, low 44°.
Pressure29.47 inHg
Wind24 mph NE
Humidity94%
Visibility—
Dew point44°
Wed, 0444° / 40°0.06
Morning42°feels 33°
Afternoon44°feels 38°
Evening44°feels 38°
Overnight44°feels 37°
44 °
Derby, Wednesday, 4 November
Light rain. High 44°, low 40°.
Pressure30.09 inHg
Wind20.3 mph NE
Humidity78%
Visibility—
Dew point37°
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, IA 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.