Millbrae Weather in March

With daytime temperatures of 17°C (63°F) and nighttime lows of 8°C (46°F), March in Millbrae brings moderate temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 88 mm (3.5 in) falls on average.

Rainfall in Millbrae in March

Historically, the month has about 12 days of rain, averaging 88 mm (3.5 in) in total. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Millbrae in March

March in Millbrae brings moderate temperatures, with highs of 17°C (63°F) and nights around 8°C (46°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Millbrae in March

There are approximately 270 hours of sunshine this month, resulting in mostly clear days.

Wind Speed in Millbrae in March

Wind speeds average 5 m/s (10 knots) during March. At this speed, gentle to moderate breezes make small trees sway and the wind creates whitecaps on water bodies. Daily variations range from moderate winds to stronger breezes, creating excellent conditions for sailing, kite flying and wind sports.

Average water temperature in March

The water sits at 12°C (54°F) this month, which is well below what most people consider swimmable. Wetsuits help, but expect it to still feel cold.

If you prefer enjoying temperate temperatures and rain-free days, May, June, July, August, September and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Millbrae's climate page.

Millbrae Temperature in March

Min Temperature 8°C (46°F)  

Max Temperature 17°C (63°F)  

Water Temperature 12°C (54°F) *  

Chance of Rain 40%  

Precipitation 88 mm (3.5 in)  

Rainy days 12 days  

Humidity 75% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 270 hours *  

Percentage Sunshine 73% *  

* Data from: San Francisco, the United States of America (2 KM, 1 Miles).

What to Wear in Millbrae in March

Pleasant temperatures in March mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. With water temperatures around 12°C (54°F), the water is quite cold for swimming. You can skip the swimwear unless you're particularly tough. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Millbrae in March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

6/10

Walking

6/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Millbrae's climate page.

More climate data for Millbrae

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Millbrae climate overview or explore weather in the United States of America.