10-day forecast for Coster, IA: 36° to 75°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Thursday, October 22
58° · 0.4 in
Worst day: Tuesday, October 27
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 2275° / 49°0
Morning50°feels 49°
Afternoon74°feels 74°
Evening60°feels 59°
Overnight54°feels 53°
75 °
Coster, Thursday, 22 October
Clear. High 75°, low 49°.
Pressure30.21 inHg
Wind3.9 mph S
Humidity64%
Visibility6.2 mi
Dew point56°
Fri, 2372° / 52°0
Morning53°feels 52°
Afternoon70°feels 69°
Evening63°feels 62°
Overnight55°feels 54°
72 °
Coster, Friday, 23 October
Overcast. High 72°, low 52°.
Pressure30.21 inHg
Wind10.5 mph S
Humidity56%
Visibility6.2 mi
Dew point51°
Sat, 2473° / 56°0
Morning56°feels 55°
Afternoon72°feels 71°
Evening65°feels 64°
Overnight59°feels 58°
73 °
Coster, Saturday, 24 October
Overcast. High 73°, low 56°.
Pressure30.21 inHg
Wind12.3 mph S
Humidity57%
Visibility6.2 mi
Dew point52°
Sun, 2571° / 53°0
Morning56°feels 55°
Afternoon69°feels 69°
Evening62°feels 61°
Overnight59°feels 58°
71 °
Coster, Sunday, 25 October
Clear. High 71°, low 53°.
Pressure30.33 inHg
Wind2.3 mph NE
Humidity71%
Visibility6.2 mi
Dew point56°
Mon, 2668° / 53°0
Morning57°feels 56°
Afternoon66°feels 65°
Evening61°feels 60°
Overnight58°feels 57°
68 °
Coster, Monday, 26 October
Overcast. High 68°, low 53°.
Pressure30.30 inHg
Wind6.9 mph NE
Humidity65%
Visibility—
Dew point53°
Tue, 2758° / 40°0.4
Morning55°feels 55°
Afternoon55°feels 53°
Evening45°feels 38°
Overnight43°feels 37°
58 °
Coster, Tuesday, 27 October
Rain. High 58°, low 40°.
Pressure30.12 inHg
Wind13 mph N
Humidity76%
Visibility—
Dew point49°
Wed, 2846° / 37°0.02
Morning39°feels 32°
Afternoon44°feels 38°
Evening41°feels 36°
Overnight38°feels 33°
46 °
Coster, Wednesday, 28 October
Light rain. High 46°, low 37°.
Pressure30.42 inHg
Wind14 mph N
Humidity55%
Visibility—
Dew point28°
Thu, 2953° / 36°0
Morning40°feels 37°
Afternoon50°feels 47°
Evening45°feels 40°
Overnight42°feels 37°
53 °
Coster, Thursday, 29 October
Clear. High 53°, low 36°.
Pressure30.30 inHg
Wind10.8 mph S
Humidity55%
Visibility—
Dew point33°
Fri, 3057° / 42°0
Morning46°feels 39°
Afternoon55°feels 53°
Evening54°feels 52°
Overnight51°feels 48°
57 °
Coster, Friday, 30 October
Overcast. High 57°, low 42°.
Pressure29.94 inHg
Wind20.1 mph S
Humidity54%
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 Coster, 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.