San Luis Obispo
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San Luis Obispo Weather in May

San Luis Obispo in May averages 23°C (73°F) during the day and 9°C (48°F) at night. Minimal rainfall is typical for this time of year.

Rainfall in San Luis Obispo in May

This month experiences about 2 days of rain according to historical data, averaging 7.8 mm (0.3 in). Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.

Temperature in San Luis Obispo in May

May tends to be one of the excellent months in San Luis Obispo, with 23°C (73°F) in the afternoon and 9°C (48°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in San Luis Obispo in May

The month enjoys around 274 hours of sunshine, creating mostly sunny days with good weather conditions.

If you favor pleasant temperatures and minimal rainfall, May is one of the best months to visit San Luis Obispo.

San Luis Obispo Temperature in May

Min Temperature
9°C (48°F)
Max Temperature
23°C (73°F)
Chance of Rain
7%
Precipitation
7.8 mm (0.3 in)
Rainy days
2 days
Sunshine
274 hours *
Percentage Sunshine
*
* Data from: Paso Robles, the United States of America (38 KM, 23 Miles).

San Luis Obispo Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Luis Obispo - and find the best time to visit.

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
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in San Luis Obispo 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. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in San Luis Obispo in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    10/10
  • Walking
    10/10
  • Barbeque
    9/10
  • Camping
    5/10
  • Outdoor sports
    10/10

San Luis Obispo 3-Day Forecast

More climate data for San Luis Obispo

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

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