Fountain Valley Weather in May

May in Fountain Valley brings high temperatures, with daytime highs of 22°C (72°F) and nights around 14°C (57°F). Only 7.1 mm (0.3 in) of rainfall is typical, making it a largely dry month.

Rainfall in Fountain Valley in May

Historically, approximately 2 days this month are expected to have rain, averaging 7.1 mm (0.3 in). The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.

Temperature in Fountain Valley in May

The temperature in Fountain Valley in May is excellent. Daytime highs reach 22°C (72°F), with nights dropping to 14°C (57°F). This kind of day-to-night contrast is typical for this time of year. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Fountain Valley in May

The days are predominantly sunny, with an estimated total of around 311 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, May, June, July, August, September, October and November typically offer the best circumstances for Fountain Valley.