10-day forecast for Marthasville, MO: 65° to 105°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
104°
Best day: Saturday, August 15
102° · 0.13 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 10101° / 75°0
Morning78°feels 79°
Afternoon100°feels 104°
Evening87°feels 90°
Overnight82°feels 86°
101 °
Marthasville, Monday, 10 August
Light rain. High 101°, low 75°.
Pressure29.94 inHg
Wind11.7 mph SW
Humidity41%
Visibility6.2 mi
Dew point68°
Tue, 11102° / 77°0
Morning78°feels 79°
Afternoon101°feels 104°
Evening87°feels 89°
Overnight80°feels 80°
102 °
Marthasville, Tuesday, 11 August
Overcast. High 102°, low 77°.
Pressure29.88 inHg
Wind12.8 mph SW
Humidity38%
Visibility6.2 mi
Dew point66°
Wed, 1299° / 76°0.01
Morning77°feels 78°
Afternoon96°feels 100°
Evening87°feels 90°
Overnight83°feels 84°
99 °
Marthasville, Wednesday, 12 August
Light rain. High 99°, low 76°.
Pressure29.83 inHg
Wind7.9 mph W
Humidity45%
Visibility6.2 mi
Dew point68°
Thu, 13102° / 72°0.13
Morning75°feels 77°
Afternoon92°feels 96°
Evening82°feels 86°
Overnight74°feels 75°
102 °
Marthasville, Thursday, 13 August
Light rain. High 102°, low 72°.
Pressure29.83 inHg
Wind12.5 mph S
Humidity47%
Visibility6.2 mi
Dew point69°
Fri, 1497° / 73°0
Morning79°feels 82°
Afternoon93°feels 99°
Evening83°feels 90°
Overnight77°feels 78°
97 °
Marthasville, Friday, 14 August
Overcast. High 97°, low 73°.
Pressure29.94 inHg
Wind12.4 mph NE
Humidity45%
Visibility—
Dew point67°
Sat, 15104° / 71°0
Morning80°feels 81°
Afternoon99°feels 101°
Evening89°feels 95°
Overnight80°feels 83°
104 °
Marthasville, Saturday, 15 August
Mostly clear. High 104°, low 71°.
Pressure30.03 inHg
Wind8 mph SE
Humidity28%
Visibility—
Dew point58°
Sun, 1697° / 77°0
Morning82°feels 84°
Afternoon95°feels 100°
Evening88°feels 92°
Overnight78°feels 78°
97 °
Marthasville, Sunday, 16 August
Clear. High 97°, low 77°.
Pressure30.00 inHg
Wind9.8 mph NW
Humidity40%
Visibility—
Dew point66°
Mon, 1788° / 65°0
Morning71°feels 71°
Afternoon84°feels 83°
Evening78°feels 78°
Overnight72°feels 72°
88 °
Marthasville, Monday, 17 August
Partly cloudy. High 88°, low 65°.
Pressure30.06 inHg
Wind10.7 mph E
Humidity38%
Visibility—
Dew point54°
Tue, 18105° / 67°0.12
Morning75°feels 77°
Afternoon95°feels 97°
Evening90°feels 93°
Overnight78°feels 81°
105 °
Marthasville, Tuesday, 18 August
Light rain. High 105°, low 67°.
Pressure29.80 inHg
Wind11 mph W
Humidity36%
Visibility—
Dew point61°
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 Marthasville, 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.