American River Weather in May

During May, American River experiences moderate daytime temperatures of 18°C (64°F) and cooler nights around 14°C (57°F). Some rainfall is typical during this period.

Rainfall in American River in May

Climate statistics over the past 30 years suggest around 8 days of rain, with 43 mm (1.7 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in American River in May

In May, American River sees moderate temperatures, with highs of 18°C (64°F). Nights drop to around 14°C (57°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. 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.

For American River itself, January, February, March, April, November and December generally stand out with 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.