The highest day temperature in May 2023 was 78°F. The lowest night temperature was 51°F. The average values for day and night temperatures during May were 70.2°F и 57.3°F respectivly.

The average sea surface temperature in May 2023 for Santa Monica was 62.5°F. The maximum and minimum values were 59.4°F and 64.6°F respectively.

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation total in May for Santa Monica is 0.4 in.

The average wind speed in May is 7.0 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Santa Monica in May is 11.3 hours.