10-day forecast for Southwest City, MO: 74° to 114°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
114°
Best day: Tuesday, August 18
95°
Worst day: Sunday, August 9
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10100° / 77°0
Morning79°feels 79°
Afternoon97°feels 96°
Evening90°feels 90°
Overnight83°feels 85°
100 °
Southwest City, Monday, 10 August
Clear. High 100°, low 77°.
Pressure29.97 inHg
Wind13.8 mph SW
Humidity34%
Visibility6.2 mi
Dew point64°
Tue, 11105° / 79°0
Morning82°feels 83°
Afternoon103°feels 105°
Evening94°feels 95°
Overnight83°feels 84°
105 °
Southwest City, Tuesday, 11 August
Clear. High 105°, low 79°.
Pressure29.91 inHg
Wind15.5 mph SW
Humidity34%
Visibility6.2 mi
Dew point65°
Wed, 12105° / 83°0
Morning86°feels 87°
Afternoon100°feels 101°
Evening96°feels 96°
Overnight86°feels 87°
105 °
Southwest City, Wednesday, 12 August
Overcast. High 105°, low 83°.
Pressure29.88 inHg
Wind12.8 mph SW
Humidity35%
Visibility6.2 mi
Dew point64°
Thu, 13106° / 82°0
Morning84°feels 85°
Afternoon103°feels 103°
Evening100°feels 99°
Overnight87°feels 86°
106 °
Southwest City, Thursday, 13 August
Overcast. High 106°, low 82°.
Pressure29.83 inHg
Wind17.5 mph SW
Humidity26%
Visibility6.2 mi
Dew point60°
Fri, 14108° / 82°0
Morning88°feels 88°
Afternoon104°feels 105°
Evening101°feels 100°
Overnight92°feels 90°
108 °
Southwest City, Friday, 14 August
Partly cloudy. High 108°, low 82°.
Pressure29.91 inHg
Wind16 mph SW
Humidity26%
Visibility—
Dew point60°
Sat, 15108° / 80°0
Morning87°feels 87°
Afternoon104°feels 105°
Evening101°feels 100°
Overnight89°feels 87°
108 °
Southwest City, Saturday, 15 August
Clear. High 108°, low 80°.
Pressure30.03 inHg
Wind13.5 mph SW
Humidity23%
Visibility—
Dew point56°
Sun, 16111° / 83°0
Morning90°feels 89°
Afternoon107°feels 107°
Evening101°feels 101°
Overnight91°feels 93°
111 °
Southwest City, Sunday, 16 August
Mostly clear. High 111°, low 83°.
Pressure30.00 inHg
Wind14.8 mph N
Humidity19%
Visibility—
Dew point54°
Mon, 17107° / 76°0
Morning84°feels 85°
Afternoon102°feels 106°
Evening100°feels 101°
Overnight79°feels 79°
107 °
Southwest City, Monday, 17 August
Overcast. High 107°, low 76°.
Pressure29.94 inHg
Wind11.5 mph E
Humidity30%
Visibility—
Dew point62°
Tue, 18114° / 84°0
Morning92°feels 90°
Afternoon110°feels 107°
Evening107°feels 103°
Overnight89°feels 88°
114 °
Southwest City, Tuesday, 18 August
Partly cloudy. High 114°, low 84°.
Pressure29.80 inHg
Wind16.6 mph SW
Humidity13%
Visibility—
Dew point45°
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 Southwest City, MO 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.