The highest day temperature in May 2026 was 90°F. The lowest night temperature was 54°F. The average values for day and night temperatures during May were 76.4°F и 60.6°F respectivly.

The average sea surface temperature in May 2026 for Anaheim was 64.6°F. The maximum and minimum values were 61.8°F and 68.6°F respectively.

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

Precipitation total in May for Anaheim is 0.1 in. It makes may one of the least rainy months of the year.

The average wind speed in May is 6.8 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 Anaheim in May is 10.8 hours.