Guerneville Weather in April

April in Guerneville averages 20°C (68°F) during the day and 6°C (43°F) at night. Quite a bit of rainfall is typical this month, with around 77 mm (3 in) on average. An umbrella is a good idea.

Rainfall in Guerneville in April

Based on our climate data of the past 30 years, about 8 days of rain are anticipated, with 77 mm (3 in) on average. 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 Guerneville in April

If you're visiting Guerneville in April, expect excellent temperatures with highs of 20°C (68°F) and overnight lows of 6°C (43°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 6°C (43°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Guerneville in April

With approximately 305 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June, July, August, September and October typically offer the best weather for Guerneville.