Newport Beach weather in March 2026

Q: How hot is it in Newport Beach in March?

Daytime temperatures usually reach 21°C in Newport Beach in March, falling to 10°C at night.

Q: How sunny is it in Newport Beach in March?

There are normally 9 hours of bright sunshine each day in Newport Beach in March - that's 71% of daylight hours.

Q: Does it rain in Newport Beach in March?

There are usually 6 days with some rain in Newport Beach in March and the average monthly rainfall is 67mm.

Expect daytime maximum temperatures of 19°C in Newport Beach, California in March based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 49 mm of rainfall in the month.

19
19°C max day temperature
9
9 hours of sunshine per day
6
6 days with some rainfall
9
9°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
49
49 mm of monthly rainfall
6
6 (High) UV index
15
15°C sea temperature

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The March weather guide for California (Newport Beach) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

More about California

How hot is it in Newport Beach in March?

Daytime temperatures usually reach 21°C in Newport Beach in March, falling to 10°C at night.

How sunny is it in Newport Beach in March?

There are normally 9 hours of bright sunshine each day in Newport Beach in March - that's 71% of daylight hours.

Does it rain in Newport Beach in March?

There are usually 6 days with some rain in Newport Beach in March and the average monthly rainfall is 67mm.

Newport Beach March sunrise & sunset times

Browse the sunrise and sunset times for Newport Beach in March 2026. Select a month to view Newport Beach sunrise and sunset times for the next 12 months.

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