10-day forecast for Smyrna, IA: 61° to 97°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
97°
Best day: Tuesday, August 11
67° · 0.26 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 73°0.02
Morning73°feels 73°
Afternoon85°feels 90°
Evening77°feels 78°
Overnight76°feels 77°
85 °
Smyrna, Monday, 10 August
Light rain. High 85°, low 73°.
Pressure29.88 inHg
Wind6.8 mph E
Humidity69%
Visibility6.2 mi
Dew point70°
Tue, 1197° / 73°0.02
Morning74°feels 74°
Afternoon92°feels 100°
Evening83°feels 90°
Overnight79°feels 79°
97 °
Smyrna, Tuesday, 11 August
Light rain. High 97°, low 73°.
Pressure29.77 inHg
Wind10.3 mph SW
Humidity58%
Visibility6.2 mi
Dew point71°
Wed, 1284° / 69°0.06
Morning72°feels 73°
Afternoon84°feels 89°
Evening76°feels 77°
Overnight70°feels 71°
84 °
Smyrna, Wednesday, 12 August
Light rain. High 84°, low 69°.
Pressure29.83 inHg
Wind7.1 mph E
Humidity73%
Visibility6.2 mi
Dew point72°
Thu, 1378° / 64°0.22
Morning69°feels 69°
Afternoon76°feels 77°
Evening68°feels 69°
Overnight70°feels 71°
78 °
Smyrna, Thursday, 13 August
Light rain. High 78°, low 64°.
Pressure29.91 inHg
Wind18.9 mph NE
Humidity66%
Visibility—
Dew point64°
Fri, 1467° / 61°0.26
Morning63°feels 64°
Afternoon65°feels 66°
Evening65°feels 65°
Overnight62°feels 62°
67 °
Smyrna, Friday, 14 August
Light rain. High 67°, low 61°.
Pressure30.09 inHg
Wind15 mph NE
Humidity97%
Visibility—
Dew point64°
Sat, 1574° / 61°0.21
Morning64°feels 64°
Afternoon69°feels 70°
Evening71°feels 72°
Overnight67°feels 68°
74 °
Smyrna, Saturday, 15 August
Light rain. High 74°, low 61°.
Pressure30.12 inHg
Wind11 mph E
Humidity92%
Visibility—
Dew point65°
Sun, 1678° / 66°0
Morning70°feels 71°
Afternoon78°feels 79°
Evening76°feels 78°
Overnight69°feels 70°
78 °
Smyrna, Sunday, 16 August
Overcast. High 78°, low 66°.
Pressure30.12 inHg
Wind9.6 mph N
Humidity71%
Visibility—
Dew point66°
Mon, 1780° / 67°0
Morning72°feels 72°
Afternoon79°feels 79°
Evening76°feels 77°
Overnight69°feels 70°
80 °
Smyrna, Monday, 17 August
Overcast. High 80°, low 67°.
Pressure30.09 inHg
Wind7.9 mph S
Humidity66%
Visibility—
Dew point66°
Tue, 1889° / 67°0
Morning72°feels 75°
Afternoon85°feels 92°
Evening84°feels 93°
Overnight78°feels 81°
89 °
Smyrna, Tuesday, 18 August
Overcast. High 89°, low 67°.
Pressure29.91 inHg
Wind12.9 mph SE
Humidity69%
Visibility—
Dew point71°
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 Smyrna, 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.