Santa Ana Weather in May

May in Santa Ana sees daytime temperatures around 30°C (86°F) and lows of 27°C (81°F) at night. With around 137 mm (5.4 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Santa Ana in May

Typically, about 10 days will experience rainfall, with an average of 137 mm (5.4 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Santa Ana in May

Daytime temperatures in Santa Ana reach 30°C (86°F) in May, dropping to 27°C (81°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.

If you prefer dry days with pleasant temperatures, March and April typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.