10-day forecast for Derby, IA: 26° to 71°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
71°
Best day: Saturday, October 24
50° · 0.19 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 2070° / 43°0
Morning45°feels 41°
Afternoon69°feels 67°
Evening56°feels 54°
Overnight46°feels 44°
70 °
Derby, Tuesday, 20 October
Clear. High 70°, low 43°.
Pressure30.30 inHg
Wind6.6 mph SE
Humidity53%
Visibility6.2 mi
Dew point47°
Wed, 2170° / 47°0
Morning50°feels 49°
Afternoon70°feels 69°
Evening58°feels 58°
Overnight50°feels 49°
70 °
Derby, Wednesday, 21 October
Clear. High 70°, low 47°.
Pressure30.24 inHg
Wind5.6 mph SW
Humidity58%
Visibility6.2 mi
Dew point51°
Thu, 2271° / 49°0
Morning49°feels 49°
Afternoon70°feels 69°
Evening59°feels 58°
Overnight53°feels 52°
71 °
Derby, Thursday, 22 October
Clear. High 71°, low 49°.
Pressure30.30 inHg
Wind4.9 mph SE
Humidity54%
Visibility6.2 mi
Dew point51°
Fri, 2371° / 53°0
Morning56°feels 54°
Afternoon70°feels 69°
Evening64°feels 63°
Overnight55°feels 54°
71 °
Derby, Friday, 23 October
Partly cloudy. High 71°, low 53°.
Pressure30.21 inHg
Wind12.8 mph SE
Humidity56%
Visibility6.2 mi
Dew point50°
Sat, 2471° / 55°0
Morning59°feels 57°
Afternoon68°feels 67°
Evening64°feels 63°
Overnight61°feels 59°
71 °
Derby, Saturday, 24 October
Overcast. High 71°, low 55°.
Pressure30.27 inHg
Wind12.9 mph SE
Humidity53%
Visibility—
Dew point49°
Sun, 2564° / 54°0.03
Morning59°feels 58°
Afternoon63°feels 61°
Evening55°feels 54°
Overnight55°feels 53°
64 °
Derby, Sunday, 25 October
Light rain. High 64°, low 54°.
Pressure30.30 inHg
Wind9.5 mph S
Humidity50%
Visibility—
Dew point44°
Mon, 2659° / 47°0
Morning50°feels 47°
Afternoon57°feels 55°
Evening52°feels 50°
Overnight51°feels 48°
59 °
Derby, Monday, 26 October
Overcast. High 59°, low 47°.
Pressure30.36 inHg
Wind10.6 mph NE
Humidity41%
Visibility—
Dew point33°
Tue, 2750° / 38°0.19
Morning46°feels 42°
Afternoon48°feels 42°
Evening42°feels 35°
Overnight39°feels 32°
50 °
Derby, Tuesday, 27 October
Light rain. High 50°, low 38°.
Pressure30.42 inHg
Wind16.4 mph N
Humidity51%
Visibility—
Dew point31°
Wed, 2843° / 26°0
Morning31°feels 23°
Afternoon40°feels 34°
Evening34°feels 28°
Overnight30°feels 24°
43 °
Derby, Wednesday, 28 October
Clear. High 43°, low 26°.
Pressure30.59 inHg
Wind10.2 mph N
Humidity34%
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 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.