10-day forecast for Calmar, IA: 55° to 82°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
80°
Best day: Monday, August 17
76° · 1.02 in
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0976° / 64°1.02
Morning66°feels 67°
Afternoon71°feels 72°
Evening73°feels 75°
Overnight65°feels 65°
76 °
Calmar, Sunday, 9 August
Heavy rain. High 76°, low 64°.
Pressure29.88 inHg
Wind11.1 mph E
Humidity92%
Visibility6.2 mi
Dew point66°
Mon, 1082° / 68°0.02
Morning71°feels 72°
Afternoon80°feels 80°
Evening77°feels 79°
Overnight70°feels 71°
82 °
Calmar, Monday, 10 August
Light rain. High 82°, low 68°.
Pressure29.91 inHg
Wind7.9 mph SE
Humidity80%
Visibility6.2 mi
Dew point71°
Tue, 1182° / 68°0.04
Morning69°feels 70°
Afternoon81°feels 84°
Evening74°feels 75°
Overnight71°feels 72°
82 °
Calmar, Tuesday, 11 August
Light rain. High 82°, low 68°.
Pressure29.80 inHg
Wind3.8 mph N
Humidity73%
Visibility6.2 mi
Dew point69°
Wed, 1279° / 65°0
Morning67°feels 67°
Afternoon79°feels 79°
Evening69°feels 70°
Overnight67°feels 68°
79 °
Calmar, Wednesday, 12 August
Overcast. High 79°, low 65°.
Pressure29.91 inHg
Wind8 mph N
Humidity62%
Visibility6.2 mi
Dew point63°
Thu, 1367° / 58°0
Morning60°feels 60°
Afternoon66°feels 66°
Evening66°feels 66°
Overnight59°feels 59°
67 °
Calmar, Thursday, 13 August
Overcast. High 67°, low 58°.
Pressure30.06 inHg
Wind7.7 mph E
Humidity77%
Visibility—
Dew point57°
Fri, 1476° / 56°0
Morning62°feels 62°
Afternoon74°feels 74°
Evening70°feels 70°
Overnight63°feels 63°
76 °
Calmar, Friday, 14 August
Partly cloudy. High 76°, low 56°.
Pressure30.12 inHg
Wind3.6 mph S
Humidity60%
Visibility—
Dew point57°
Sat, 1566° / 56°0
Morning64°feels 63°
Afternoon65°feels 65°
Evening61°feels 61°
Overnight57°feels 57°
66 °
Calmar, Saturday, 15 August
Overcast. High 66°, low 56°.
Pressure30.27 inHg
Wind9.6 mph SE
Humidity77%
Visibility—
Dew point58°
Sun, 1671° / 55°0
Morning60°feels 60°
Afternoon69°feels 70°
Evening68°feels 69°
Overnight64°feels 64°
71 °
Calmar, Sunday, 16 August
Overcast. High 71°, low 55°.
Pressure30.15 inHg
Wind5.4 mph S
Humidity77%
Visibility—
Dew point60°
Mon, 1780° / 60°0
Morning67°feels 67°
Afternoon79°feels 79°
Evening76°feels 77°
Overnight68°feels 68°
80 °
Calmar, Monday, 17 August
Clear. High 80°, low 60°.
Pressure30.03 inHg
Wind7.4 mph S
Humidity69%
Visibility—
Dew point66°
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 Calmar, 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.