Simi Valley Weather in April

April in Simi Valley averages 22°C (72°F) during the day and 9°C (48°F) at night. The excellent conditions and low rainfall make it a solid month to visit.

Rainfall in Simi Valley in April

You can typically expect 3 days of rain this month, averaging around 18 mm (0.7 in). When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Simi Valley in April

Simi Valley in April has excellent weather. Days reach 22°C (72°F) and nights cool to 9°C (48°F). The difference between afternoon and evening temperatures is usually noticeable. With lows around 9°C (48°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.

Sunshine in Simi Valley in April

The days are predominantly sunny, with an estimated total of around 305 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. February, March, April, May, June, October and November typically offer the best weather for Simi Valley.