Weather in Pasadena in May
Pasadena, United States averages a high of 29.1°C (84.4°F) and low of 20.8°C (69.4°F) in May, with 10 rain days and 10.9 hours of daily sunshine. Travel score: 80.9/100 (Excellent). The best time to visit Pasadena is October.
High
29°C84°F
Low
21°C69°F
🌧️
10
rain days
☀️
10.9
hrs/day sunshine
💧
76%
humidity
81— Excellent
May in Pasadena is hot and occasionally wet — ideal for sightseeing and outdoor activities.
What are the average temperatures in Pasadena?
How much does it rain in Pasadena in May?
Pasadena receives an average of 111.8mm of rainfall across 10 rainy days in May. The annual total is 1328.5mm.
What should I pack for Pasadena in May?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 29°C
🧴
Sunscreen SPF 30+
11 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (10 days)
☔
Umbrella
Be prepared for occasional showers
Traveling to United States in May?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31