San Bernardino Weather in May
San Bernardino in May sees low daytime temperatures of 11°C (52°F) and nighttime lows of 2°C (36°F). Rainfall is fairly high this month at around 152 mm (6 in), so pack a rain jacket to stay dry.
Rainfall in San Bernardino in May
Rain is expected on roughly 20 days, totalling around 152 mm (6 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in San Bernardino in May
May in San Bernardino sees highs of 11°C (52°F) and lows of 2°C (36°F) overnight. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With lows around 2°C (36°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.
Sunshine in San Bernardino in May
The area experiences a moderate amount of sunshine, with approximately 147 hours of sunlight expected. This means a decent mix of sun and overcast.May in San Bernardino can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Switzerland, check out our San Bernardino's climate page.
San Bernardino Temperature in May
Min Temperature
2°C (36°F)
Max Temperature
11°C (52°F)
Chance of Rain
65%
Precipitation
152 mm (6 in)
Rainy days
20 days
Humidity
67% *
Sunshine
147 hours *
Percentage Sunshine
40% *
Best Places in Switzerland in May
Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in May →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in San Bernardino in May
Pack for changing conditions in San Bernardino in May. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in San Bernardino 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 Switzerland, check out our San Bernardino's climate page.
Temperature Rainfall Sunshine Humidity
See the full San Bernardino climate overview or explore weather in Switzerland.
