Monthly Weather Forecast for Lake St. Louis, Missouri 63367 - weather.com

Advertisement

Advertisement

Monthly Weather-

As of 12:45 pm CST

Sun
mon
tue
wed
thu
fri
sat

Day

63°

15%

SSW 3 mph

Overcast. High 63F. Winds light and variable.

Record High79°
Average High51°
Sunrise6:29 am
Sunset6:00 pm

Night

55°

22%

SSE 8 mph

Considerable cloudiness. A stray shower or thunderstorm is possible. Low near 55F. Winds SSE at 5 to 10 mph.

Record Low-11°
Average Low30°
Moonrise8:37 pm
Moonset7:21 am
Waning Gibbous

Advertisement

We Love Our Critters

Watch: Golden Retriever Goes Kitesurfing In Brazil

Ewe Won’t Stop Laughing At Sheep Sliding Down Icy Hill

Punch The Monkey Learns How To Shelter From The Rain

Bears Charge Across California Ski Slope Near Lake Tahoe

Travel

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

Expert Reveals Why This Is America's Most Turbulent Airport

Advertisement

Home, Garage & Garden

Don’t Make These Mistakes When Planting Your Spring Garden

When To Worry About Mold Growing In Your Home

Get Ahead For Spring With Essential Winter Garden Tips

Why Your Home's Air Might Be More Polluted Than Outdoors

Mar 5	High	Low	Precip
Averages	51°F	30°	--
Records	79°(1961)	-11°(1978)	--

Reported Conditions
Yesterday	53°	46°	1.12 in
Last 7 Days	76°	26°	1.62
Month to Date	56°	33°	1.62

Historical Monthly Avg
March	55°	33°	3.74
April	67°	44°	4.70
May	76°	54°	5.09

Sun & Moon

Looking Up? Light Pollution Can Ruin Your Viewing Night

Why A 'Slushy' Moon Might Be The Best Place To Find Aliens

Watch: Brilliant Aurora Dances Under The Moon

NASA Rethinks Artemis Mission With Moon Landing Reset

Travel Far, Travel Often

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

Expert Reveals Why This Is America's Most Turbulent Airport