San Carlos
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San Carlos Weather in May

During May, San Carlos experiences pleasant daytime temperatures of 22°C (72°F) and cooler nights around 10°C (50°F). Rainfall is low, averaging just 5 mm (0.2 in) for the month.

Rainfall in San Carlos in May

Analyzing past climate data, one can expect approximately 2 days of rain, averaging 5 mm (0.2 in). The occasional light shower is possible, but rain is rarely an issue this month.

Temperature in San Carlos in May

May in San Carlos is generally excellent, with days reaching 22°C (72°F) and nights settling around 10°C (50°F). Conditions are often most pleasant around the middle of the day. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in San Carlos in May

The month enjoys around 324 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in San Carlos 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

The water is 13°C (55°F) this month, cool enough to feel refreshing on a warm day, but cold enough that most people won't stay in for long without a wetsuit.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August, September and October typically offer the best weather for San Carlos.

San Carlos Temperature in May

Min Temperature
10°C (50°F)
Max Temperature
22°C (72°F)
Water Temperature
13°C (55°F) *
Chance of Rain
7%
Precipitation
5 mm (0.2 in)
Rainy days
2 days
Humidity
72% *
Windspeed
6 m/s (12 knots) *
Sunshine
324 hours *
Percentage Sunshine
73% *
* Data from: San Francisco, the United States of America (16 KM, 10 Miles).

San Carlos Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in San Carlos - 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 Carlos in May

For San Carlos in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Almost no rain is expected, so no need to bring rain gear. 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in San Carlos 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
    10/10
  • Outdoor sports
    10/10

San Carlos 3-Day Forecast

Popular in May

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

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