Monthly Weather Forecast for Treasure Isle, Foster City, California - weather.com

Advertisement

Advertisement

Monthly Weather-

As of 3:47 am PDT

Sun
mon
tue
wed
thu
fri
sat

Day

75°

2%

NNW 11 mph

Partly cloudy skies. High near 75F. Winds NNW at 10 to 15 mph.

Record High83°
Average High65°
Sunrise7:24 am
Sunset7:13 pm

Night

49°

8%

W 9 mph

A few clouds. Low 49F. Winds W at 5 to 10 mph.

Record Low31°
Average Low44°
Moonrise3:42 am
Moonset12:46 pm
Waning Crescent

Advertisement

We Love Our Critters

Stick Is Life! Watch This Dog Plow Through 20 Inches Of Snow

When The Sun Is Giving You Life – Like This Sunbathing Lemur

Watch: Golden Retriever Goes Kitesurfing In Brazil

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

Travel

And The Best State For An Adventure Vacation Is ...

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

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 12	High	Low	Precip
Averages	65°F	44°	--
Records	83°(2005)	31°(1950)	--

Reported Conditions
Yesterday	75°	51°	0.00 in
Last 7 Days	77°	44°	0.00
Month to Date	77°	44°	0.00

Historical Monthly Avg
March	65°	45°	3.02
April	69°	47°	1.15
May	73°	50°	0.46

Sun & Moon

1,300-Pound Van Allen Probe To Crash On Earth

Onlookers Stunned As Bright Meteor Streaks Across Sky

March Could Produce The Best Northern Lights In A Decade

Looking Up? Light Pollution Can Ruin Your Viewing Night

Travel Far, Travel Often

And The Best State For An Adventure Vacation Is ...

California Wildflower Superblooms Are Back In 2026

3 Big Changes Coming To National Parks In 2026

‘Rare And Remarkable’: Lake Superior Ice Caves Reopen