Pasadena Weather in May
During May, Pasadena experiences high daytime temperatures of 30°C (86°F) and cooler nights around 21°C (70°F). Expect quite a bit of rainfall. Around 154 mm (6.1 in) is typical.
Rainfall in Pasadena in May
You can typically expect 9 days of rain this month, averaging around 154 mm (6.1 in). 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 Pasadena in May
Temperatures in Pasadena in May top out at 30°C (86°F) and drop to 21°C (70°F) overnight. This kind of day-to-night contrast is typical for this time of year. At 21°C (70°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Pasadena in May
The days are predominantly sunny, with an estimated total of around 250 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.
Wind Speed in Pasadena in May
Average wind speeds reach 3 m/s (6 knots) in May, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.Our weather planner can help you find worldwide destinations with pleasant weather during this period. March typically offers the best weather for Pasadena.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Pasadena's climate page.
Pasadena Temperature in May
Min Temperature
21°C (70°F)
Max Temperature
30°C (86°F)
Chance of Rain
29%
Precipitation
154 mm (6.1 in)
Rainy days
9 days
Humidity
75% *
Windspeed
3 m/s (6 knots) *
Sunshine
250 hours *
Percentage Sunshine
59% *
Best Places in the United States of America in May
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in May →
perfect weather
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tolerable
unpleasant
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What to Wear in Pasadena in May
Warm weather calls for comfortable, breathable clothing in May. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Pasadena in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Pasadena's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Pasadena climate overview or explore weather in the United States of America.
