Local weather forecast

Weather in Clarksville, MO

Updated 2026-08-11 10:30 local time · ZIP codes 63336

Sunny
Now85°F

Sunny

High / Low96° / 75°
Rain chance5%
Wind16 mph
Weather alerts

Active alerts

1
Heat Advisory issued August 11 at 2:17AM CDT until August 12 at 8:00PM CDT by NWS St Louis MO

* WHAT...Heat index values up to 106. * WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. * WHEN...Until 8 PM CDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Safety instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Hourly

Next hours

NowSunny85°5% rain
11 AMSunny90°4% rain
12 PMSunny93°3% rain
1 PMSunny95°2% rain
2 PMSunny96°2% rain
3 PMSunny96°2% rain
4 PMSunny96°2% rain
5 PMSunny96°1% rain
6 PMSunny94°2% rain
7 PMSunny91°2% rain
8 PMSunny87°2% rain
9 PMClear85°2% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
96° 75°Sunny
Rain 5%Gust 18 mph
Tomorrow2026-08-12
Sunny
92° 74°Sunny
Rain 59%Gust 15 mph
Thursday2026-08-13
Partly Cloudy
98° 71°Partly Cloudy
Rain 39%Gust 17 mph
Conditions

Weather details

Feels like91°F
Humidity69%
Pressure29.91 inHg
Visibility6 mi
Wind16 mph WSW
Wind gusts19 mph
Precipitation0.00 in
UV index3
Daylight

Sunrise, sunset and moon

Sunrise06:12 AM
Sunset08:05 PM
Moonrise04:15 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 4%).

Choose light, breathable clothing

It feels like 91°F with winds near 16 mph.

Best window: 8 PM

87°F, 2% rain chance and 7 mph wind.

Allow a little extra driving time

Visibility is around 6 mi; gusts may reach 20 mph.

Run with a few weather adjustments

Current temperature is 85°F, wind 16 mph, rain chance up to 4%.

Moderate UV protection recommended

UV index is 3. Sunscreen and sunglasses are sensible for longer outdoor time.

Clarksville weather today

Sunny and 85°F in Clarksville, MO. Today's high is 96°F with a 5% rain chance. Winds are around 16 mph with gusts near 19 mph. Relative humidity is 69%, pressure is 29.91 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Clarksville

Sunrise is at 06:12 AM and sunset is at 08:05 PM. Tomorrow's forecast calls for Sunny with a high near 92°F and a low near 74°F. The maximum rain chance is 59%.

Nearby

Weather near Clarksville

Missouri

Popular cities in Missouri

View state page →