Half Moon Bay Weather in March
March in Half Moon Bay typically sees daytime highs of 17°C (63°F) and nighttime lows of 6°C (43°F). Rainfall is also possible this month, so it's worth packing an umbrella.
Rainfall in Half Moon Bay in March
You can typically expect 12 days of rain this month, averaging around 100 mm (3.9 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Half Moon Bay in March
March in Half Moon Bay sees highs of 17°C (63°F) and lows of 6°C (43°F) overnight. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 6°C (43°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 Half Moon Bay in March
Expect a lot of sunshine this month, with about 270 hours of sun. These sunny conditions add to the overall experience.
Wind Speed in Half Moon Bay in March
Average wind conditions reach 5 m/s (10 knots) in March. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.
Average water temperature in March
With water temperatures around 12°C (54°F), swimming isn't really an option for most visitors. The cold sets in quickly and a wetsuit won't fully solve it.If you prefer dry days with pleasant temperatures, March may not be the ideal month to visit Half Moon Bay. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Half Moon Bay's climate page.
Half Moon Bay Temperature in March
Min Temperature
6°C (43°F)
Max Temperature
17°C (63°F)
Water Temperature
12°C (54°F) *
Chance of Rain
40%
Precipitation
100 mm (3.9 in)
Rainy days
12 days
Humidity
75% *
Windspeed
5 m/s (10 knots) *
Sunshine
270 hours *
Percentage Sunshine
73% *
Best Places in the United States of America in March
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in March →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Half Moon Bay 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. Expect water temperatures of around 12°C (54°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Half Moon Bay in March
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Half Moon Bay's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Half Moon Bay climate overview or explore weather in the United States of America.
