10-day forecast for Lyon, MO: 65° to 105°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
105°
Best day: Saturday, August 15
102° · 0.16 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°
Evening86°feels 90°
Overnight82°feels 85°
101 °
Lyon, Monday, 10 August
Mostly clear. High 101°, low 75°.
Pressure29.94 inHg
Wind11.8 mph SW
Humidity41%
Visibility6.2 mi
Dew point67°
Tue, 11102° / 77°0
Morning79°feels 79°
Afternoon101°feels 103°
Evening87°feels 89°
Overnight81°feels 82°
102 °
Lyon, Tuesday, 11 August
Partly cloudy. High 102°, low 77°.
Pressure29.91 inHg
Wind12 mph SW
Humidity37%
Visibility6.2 mi
Dew point66°
Wed, 1297° / 76°0
Morning78°feels 79°
Afternoon95°feels 99°
Evening87°feels 90°
Overnight84°feels 85°
97 °
Lyon, Wednesday, 12 August
Light rain. High 97°, low 76°.
Pressure29.83 inHg
Wind9 mph W
Humidity44%
Visibility6.2 mi
Dew point67°
Thu, 13102° / 71°0.16
Morning74°feels 76°
Afternoon92°feels 96°
Evening82°feels 87°
Overnight74°feels 74°
102 °
Lyon, Thursday, 13 August
Rain. High 102°, low 71°.
Pressure29.83 inHg
Wind10.9 mph S
Humidity41%
Visibility—
Dew point64°
Fri, 1497° / 74°0
Morning80°feels 82°
Afternoon93°feels 99°
Evening84°feels 91°
Overnight77°feels 79°
97 °
Lyon, Friday, 14 August
Overcast. High 97°, low 74°.
Pressure29.94 inHg
Wind12.2 mph E
Humidity43%
Visibility—
Dew point66°
Sat, 15105° / 71°0
Morning80°feels 81°
Afternoon99°feels 101°
Evening90°feels 94°
Overnight81°feels 83°
105 °
Lyon, Saturday, 15 August
Mostly clear. High 105°, low 71°.
Pressure30.03 inHg
Wind8.4 mph E
Humidity27%
Visibility—
Dew point57°
Sun, 1697° / 77°0
Morning83°feels 84°
Afternoon96°feels 100°
Evening88°feels 93°
Overnight78°feels 78°
97 °
Lyon, Sunday, 16 August
Clear. High 97°, low 77°.
Pressure30.00 inHg
Wind10.3 mph W
Humidity38%
Visibility—
Dew point64°
Mon, 1785° / 65°0
Morning71°feels 71°
Afternoon84°feels 83°
Evening79°feels 80°
Overnight72°feels 72°
85 °
Lyon, Monday, 17 August
Partly cloudy. High 85°, low 65°.
Pressure30.06 inHg
Wind11.3 mph E
Humidity38%
Visibility—
Dew point54°
Tue, 18105° / 67°0.09
Morning76°feels 77°
Afternoon96°feels 98°
Evening90°feels 93°
Overnight80°feels 82°
105 °
Lyon, Tuesday, 18 August
Light rain. High 105°, low 67°.
Pressure29.77 inHg
Wind11.5 mph W
Humidity35%
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 Lyon, 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.