Weather in Sunnyvale in April
Sunnyvale, United States averages a high of 18.9°C (66°F) and low of 9.1°C (48.4°F) in April, with 5 rain days and 11.5 hours of daily sunshine. Travel score: 81.3/100 (Excellent). The best time to visit Sunnyvale is July.
High
19°C66°F
Low
9°C48°F
🌧️
5
rain days
☀️
11.5
hrs/day sunshine
💧
71%
humidity
81— Excellent
April in Sunnyvale is mild and mostly dry — excellent conditions for exploring.
What are the average temperatures in Sunnyvale?
How much does it rain in Sunnyvale in April?
Sunnyvale receives an average of 42.6mm of rainfall across 5 rainy days in April. The annual total is 589.5mm.
What should I pack for Sunnyvale in April?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 19°C
Recommended
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
🎉Visiting United States in April?
Don't miss any public holidays — check before you book!
Compare Sunnyvale
Popular comparisons:
How can I plan my trip to Sunnyvale?
What other cities are near Sunnyvale?
What are other popular cities in United States?
What is the weather like in other months in Sunnyvale?
Data based on 1994–2024 averages · Last updated: 2024-12-31