Fullerton
California, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Fullerton, CA

A scenic view of the trees and neat lawns of the famous Muckenthaler Community Center in Fullerton, California
A scenic view of the trees and neat lawns of the famous Muckenthaler Community Center in Fullerton, California
May, the last month of the spring, in Fullerton, is a moderately hot month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 57.7°F (14.3°C).

Temperature

In Fullerton, the average high-temperature is practically the same as in April - a moderately hot 75°F (23.9°C). In Fullerton, the average low-temperature is 57.7°F (14.3°C).

Rainfall

In Fullerton, 0.3" (6.4mm) of precipitation is typically accumulated. Throughout the year, 13.9" (352.8mm) of rain is accumulated.

Daylight

In Fullerton, the average length of the day in May is 13.9h.

What is the temperature in May in Fullerton?

The average high-temperature, in May, in Fullerton, California, is 75°F (23.9°C), while the average low-temperature is 57.7°F (14.3°C).

How much does it rain in Fullerton in May?

During May, Fullerton regularly aggregates up to 0.3" (6.4mm) of precipitation.

How many hours of daylight does Fullerton have in May?

The average length of the day in May in Fullerton is 13.9h.
Average temperature in May - Fullerton, CA
  • Average high temperature in May: 75°F

The warmest month (with the highest average high temperature) is August (85.4°F).
The month with the lowest average high temperature is December (67.4°F).

  • Average low temperature in May: 57.7°F

The month with the highest average low temperature is August (65.3°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).

Average rainfall in May - Fullerton, CA
  • Average rainfall in May: 0.3"

The wettest month (with the highest rainfall) is February (3.3").
The driest month (with the lowest rainfall) is July (0").

Average daylight in May - Fullerton, CA
  • Average daylight in May: 13.9h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).