10-day forecast for Letts, IA: 61° to 92°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
92°
Best day: Sunday, August 9
72° · 1.77 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 71°0
Morning76°feels 77°
Afternoon87°feels 95°
Evening78°feels 79°
Overnight77°feels 78°
88 °
Letts, Monday, 10 August
Overcast. High 88°, low 71°.
Pressure29.88 inHg
Wind2.5 mph N
Humidity64%
Visibility6.2 mi
Dew point70°
Tue, 1190° / 71°0
Morning76°feels 76°
Afternoon89°feels 96°
Evening83°feels 89°
Overnight73°feels 74°
90 °
Letts, Tuesday, 11 August
Overcast. High 90°, low 71°.
Pressure29.80 inHg
Wind10.4 mph SW
Humidity64%
Visibility6.2 mi
Dew point72°
Wed, 1283° / 70°0.21
Morning74°feels 75°
Afternoon81°feels 85°
Evening75°feels 76°
Overnight72°feels 74°
83 °
Letts, Wednesday, 12 August
Rain. High 83°, low 70°.
Pressure29.83 inHg
Wind5.6 mph NE
Humidity71%
Visibility6.2 mi
Dew point72°
Thu, 1377° / 62°0.1
Morning67°feels 67°
Afternoon76°feels 76°
Evening68°feels 68°
Overnight65°feels 65°
77 °
Letts, Thursday, 13 August
Light rain. High 77°, low 62°.
Pressure29.97 inHg
Wind11.7 mph NE
Humidity65%
Visibility—
Dew point62°
Fri, 1472° / 62°1.77
Morning64°feels 64°
Afternoon67°feels 67°
Evening67°feels 67°
Overnight64°feels 64°
72 °
Letts, Friday, 14 August
Heavy rain. High 72°, low 62°.
Pressure30.15 inHg
Wind11 mph E
Humidity77%
Visibility—
Dew point59°
Sat, 1572° / 61°0.11
Morning63°feels 63°
Afternoon68°feels 69°
Evening70°feels 71°
Overnight67°feels 68°
72 °
Letts, Saturday, 15 August
Light rain. High 72°, low 61°.
Pressure30.18 inHg
Wind12.4 mph E
Humidity86%
Visibility—
Dew point63°
Sun, 1679° / 66°0.02
Morning70°feels 71°
Afternoon77°feels 78°
Evening75°feels 76°
Overnight69°feels 70°
79 °
Letts, Sunday, 16 August
Light rain. High 79°, low 66°.
Pressure30.09 inHg
Wind6.9 mph NW
Humidity79%
Visibility—
Dew point69°
Mon, 1782° / 65°0
Morning70°feels 71°
Afternoon80°feels 83°
Evening77°feels 77°
Overnight69°feels 69°
82 °
Letts, Monday, 17 August
Overcast. High 82°, low 65°.
Pressure30.09 inHg
Wind4.9 mph E
Humidity66%
Visibility—
Dew point66°
Tue, 1884° / 66°0
Morning71°feels 72°
Afternoon81°feels 84°
Evening78°feels 79°
Overnight72°feels 73°
84 °
Letts, Tuesday, 18 August
Overcast. High 84°, low 66°.
Pressure29.97 inHg
Wind12.4 mph SE
Humidity65%
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 Letts, 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.