10-day forecast for Napier, IA: 58° to 95°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
95°
Best day: Tuesday, August 18
68° · 0.16 in
Worst day: Saturday, August 15
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 73°0
Morning74°feels 75°
Afternoon89°feels 93°
Evening83°feels 86°
Overnight77°feels 78°
89 °
Napier, Monday, 10 August
Light rain. High 89°, low 73°.
Pressure29.85 inHg
Wind4.6 mph E
Humidity57%
Visibility6.2 mi
Dew point67°
Tue, 1190° / 70°0
Morning72°feels 73°
Afternoon89°feels 94°
Evening80°feels 84°
Overnight72°feels 72°
90 °
Napier, Tuesday, 11 August
Partly cloudy. High 90°, low 70°.
Pressure29.77 inHg
Wind1.2 mph S
Humidity52%
Visibility6.2 mi
Dew point68°
Wed, 1284° / 68°0.06
Morning71°feels 72°
Afternoon84°feels 86°
Evening74°feels 75°
Overnight71°feels 72°
84 °
Napier, Wednesday, 12 August
Light rain. High 84°, low 68°.
Pressure29.91 inHg
Wind6.8 mph NE
Humidity65%
Visibility6.2 mi
Dew point66°
Thu, 1369° / 61°0.06
Morning64°feels 64°
Afternoon68°feels 68°
Evening63°feels 63°
Overnight61°feels 61°
69 °
Napier, Thursday, 13 August
Light rain. High 69°, low 61°.
Pressure30.00 inHg
Wind13 mph NE
Humidity74%
Visibility—
Dew point59°
Fri, 1479° / 60°0
Morning65°feels 65°
Afternoon77°feels 77°
Evening71°feels 71°
Overnight66°feels 66°
79 °
Napier, Friday, 14 August
Overcast. High 79°, low 60°.
Pressure30.09 inHg
Wind11.1 mph E
Humidity52%
Visibility—
Dew point56°
Sat, 1568° / 58°0.16
Morning65°feels 65°
Afternoon60°feels 60°
Evening58°feels 58°
Overnight60°feels 60°
68 °
Napier, Saturday, 15 August
Light rain. High 68°, low 58°.
Pressure30.21 inHg
Wind13.8 mph E
Humidity96%
Visibility—
Dew point60°
Sun, 1675° / 59°0
Morning64°feels 64°
Afternoon72°feels 72°
Evening70°feels 71°
Overnight67°feels 67°
75 °
Napier, Sunday, 16 August
Light rain. High 75°, low 59°.
Pressure30.12 inHg
Wind5.6 mph E
Humidity76%
Visibility—
Dew point62°
Mon, 1787° / 65°0
Morning71°feels 72°
Afternoon83°feels 86°
Evening80°feels 83°
Overnight72°feels 72°
87 °
Napier, Monday, 17 August
Mostly clear. High 87°, low 65°.
Pressure30.03 inHg
Wind11.7 mph SE
Humidity57%
Visibility—
Dew point64°
Tue, 1895° / 69°0
Morning75°feels 77°
Afternoon91°feels 95°
Evening89°feels 92°
Overnight76°feels 77°
95 °
Napier, Tuesday, 18 August
Clear. High 95°, low 69°.
Pressure29.94 inHg
Wind15.9 mph SW
Humidity50%
Visibility—
Dew point67°
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 Napier, 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.