10-day forecast for Olaf, IA: 55° to 91°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Wednesday, August 12
85° · 0.22 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 66°0.22
Morning67°feels 68°
Afternoon83°feels 84°
Evening80°feels 80°
Overnight67°feels 68°
85 °
Olaf, Sunday, 9 August
Rain. High 85°, low 66°.
Pressure29.77 inHg
Wind4.4 mph SE
Humidity55%
Visibility6.2 mi
Dew point68°
Mon, 1089° / 69°0.12
Morning72°feels 73°
Afternoon85°feels 91°
Evening79°feels 79°
Overnight72°feels 73°
89 °
Olaf, Monday, 10 August
Rain. High 89°, low 69°.
Pressure29.83 inHg
Wind12.9 mph E
Humidity77%
Visibility6.2 mi
Dew point72°
Tue, 1191° / 68°0.05
Morning71°feels 72°
Afternoon91°feels 92°
Evening80°feels 80°
Overnight70°feels 71°
91 °
Olaf, Tuesday, 11 August
Light rain. High 91°, low 68°.
Pressure29.77 inHg
Wind5.4 mph N
Humidity46%
Visibility6.2 mi
Dew point64°
Wed, 1291° / 70°0
Morning72°feels 72°
Afternoon90°feels 90°
Evening82°feels 83°
Overnight71°feels 72°
91 °
Olaf, Wednesday, 12 August
Mostly clear. High 91°, low 70°.
Pressure29.85 inHg
Wind9.7 mph SE
Humidity42%
Visibility6.2 mi
Dew point61°
Thu, 1379° / 61°0.16
Morning66°feels 67°
Afternoon78°feels 78°
Evening71°feels 70°
Overnight61°feels 61°
79 °
Olaf, Thursday, 13 August
Light rain. High 79°, low 61°.
Pressure29.97 inHg
Wind13.5 mph NE
Humidity42%
Visibility—
Dew point51°
Fri, 1482° / 55°0
Morning62°feels 60°
Afternoon78°feels 78°
Evening73°feels 73°
Overnight62°feels 61°
82 °
Olaf, Friday, 14 August
Clear. High 82°, low 55°.
Pressure30.18 inHg
Wind10.4 mph E
Humidity29%
Visibility—
Dew point41°
Sat, 1584° / 57°0
Morning64°feels 64°
Afternoon80°feels 80°
Evening76°feels 76°
Overnight70°feels 69°
84 °
Olaf, Saturday, 15 August
Overcast. High 84°, low 57°.
Pressure30.18 inHg
Wind15.2 mph S
Humidity36%
Visibility—
Dew point49°
Sun, 1687° / 65°0
Morning71°feels 71°
Afternoon86°feels 88°
Evening79°feels 82°
Overnight69°feels 70°
87 °
Olaf, Sunday, 16 August
Overcast. High 87°, low 65°.
Pressure30.00 inHg
Wind15.2 mph S
Humidity49%
Visibility—
Dew point62°
Mon, 1787° / 69°0.22
Morning74°feels 76°
Afternoon85°feels 87°
Evening78°feels 81°
Overnight71°feels 72°
87 °
Olaf, Monday, 17 August
Rain. High 87°, low 69°.
Pressure29.97 inHg
Wind12.2 mph N
Humidity52%
Visibility—
Dew point64°
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 Olaf, 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.