San Bruno Weather in May
With daytime temperatures of 19°C (66°F) and nighttime lows of 11°C (52°F), May in San Bruno brings pleasant temperatures during the day. The excellent weather makes it an appealing time to visit.
Rainfall in San Bruno in May
Typically, about 3 days will experience rainfall, with an average of 7.5 mm (0.3 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in San Bruno in May
The excellent temperature in San Bruno in May makes it a solid month to visit, with 19°C (66°F) during the day and 11°C (52°F) at night. The difference between afternoon and evening temperatures is usually noticeable. At 11°C (52°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in San Bruno in May
Enjoy a sunny month with about 324 hours of sunshine, the clear skies make San Bruno even more beautiful.
Wind Speed in San Bruno in May
Average wind conditions reach 6 m/s (12 knots) in May. This creates notably windy weather that is clearly felt and can influence daily activities. Keep in mind this is an average. Some days are less intense, while others can be quite gusty.
Average water temperature in May
With water at 13°C (55°F), it's on the cooler side. Keen swimmers won't be put off, but those who prefer warm water may find it less enjoyable.If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit San Bruno.
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 San Bruno's climate page.
San Bruno Temperature in May
Min Temperature
11°C (52°F)
Max Temperature
19°C (66°F)
Water Temperature
13°C (55°F) *
Chance of Rain
8%
Precipitation
7.5 mm (0.3 in)
Rainy days
3 days
Humidity
72% *
Windspeed
6 m/s (12 knots) *
Sunshine
324 hours *
Percentage Sunshine
73% *
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 →
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What to Wear in San Bruno in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Dry conditions mean you won't need to worry about rain protection. Expect water temperatures of around 13°C (55°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in San Bruno 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 San Bruno's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full San Bruno climate overview or explore weather in the United States of America.
