10-day forecast for Florissant, MO: 72° to 106°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
106°
Best day: Saturday, August 15
97° · 0.21 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1099° / 76°0
Morning79°feels 79°
Afternoon97°feels 98°
Evening92°feels 93°
Overnight84°feels 87°
99 °
Florissant, Monday, 10 August
Light rain. High 99°, low 76°.
Pressure29.94 inHg
Wind10.4 mph SW
Humidity38%
Visibility6.2 mi
Dew point67°
Tue, 11103° / 79°0.02
Morning85°feels 87°
Afternoon102°feels 105°
Evening95°feels 97°
Overnight83°feels 84°
103 °
Florissant, Tuesday, 11 August
Light rain. High 103°, low 79°.
Pressure29.85 inHg
Wind13.9 mph SW
Humidity35%
Visibility6.2 mi
Dew point66°
Wed, 1294° / 79°0.04
Morning80°feels 83°
Afternoon89°feels 92°
Evening84°feels 88°
Overnight81°feels 83°
94 °
Florissant, Wednesday, 12 August
Light rain. High 94°, low 79°.
Pressure29.85 inHg
Wind9.8 mph W
Humidity45%
Visibility6.2 mi
Dew point67°
Thu, 1397° / 72°0.21
Morning73°feels 75°
Afternoon96°feels 101°
Evening88°feels 93°
Overnight77°feels 77°
97 °
Florissant, Thursday, 13 August
Rain. High 97°, low 72°.
Pressure29.88 inHg
Wind10.8 mph S
Humidity53%
Visibility6.2 mi
Dew point70°
Fri, 14103° / 80°0
Morning83°feels 86°
Afternoon90°feels 94°
Evening93°feels 101°
Overnight87°feels 91°
103 °
Florissant, Friday, 14 August
Overcast. High 103°, low 80°.
Pressure29.94 inHg
Wind8.3 mph SE
Humidity48%
Visibility—
Dew point65°
Sat, 15106° / 84°0
Morning89°feels 90°
Afternoon102°feels 103°
Evening99°feels 99°
Overnight92°feels 91°
106 °
Florissant, Saturday, 15 August
Clear. High 106°, low 84°.
Pressure29.94 inHg
Wind11.7 mph W
Humidity25%
Visibility—
Dew point58°
Sun, 1698° / 80°0
Morning86°feels 88°
Afternoon93°feels 100°
Evening84°feels 88°
Overnight80°feels 80°
98 °
Florissant, Sunday, 16 August
Mostly clear. High 98°, low 80°.
Pressure29.94 inHg
Wind13.5 mph SW
Humidity45%
Visibility—
Dew point69°
Mon, 17103° / 73°0.02
Morning79°feels 81°
Afternoon95°feels 99°
Evening97°feels 99°
Overnight88°feels 89°
103 °
Florissant, Monday, 17 August
Light rain. High 103°, low 73°.
Pressure29.91 inHg
Wind10.6 mph SE
Humidity42%
Visibility—
Dew point65°
Tue, 18102° / 86°0
Morning91°feels 90°
Afternoon99°feels 100°
Evening93°feels 97°
Overnight86°feels 89°
102 °
Florissant, Tuesday, 18 August
Overcast. High 102°, low 86°.
Pressure29.88 inHg
Wind13 mph SW
Humidity28%
Visibility—
Dew point59°
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 Florissant, 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.