May weather forecast
Trabuco Highlands, CA

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Weather in May

The last month of the spring, May, is another pleasant month in Trabuco Highlands, California, with an average temperature fluctuating between 55.6°F (13.1°C) and 70.2°F (21.2°C).

Temperature

May begins with an average high-temperature of a still agreeable 70.2°F (21.2°C), reflecting close similarity to the preceding month. May's nights in Trabuco Highlands observe an average temperature of 55.6°F (13.1°C).

Humidity

The months with the highest humidity in Trabuco Highlands are May and June, with an average relative humidity of 70%.

Rainfall

In Trabuco Highlands, during May, the rain falls for 5.5 days and regularly aggregates up to 0.35" (9mm) of precipitation. Throughout the year, there are 64.2 rainfall days, and 5.79" (147mm) of precipitation is accumulated.

Daylight

The average length of the day in May in Trabuco Highlands, California, is 13h and 55min.
On the first day of the month, sunrise is at 6:00 am and sunset at 7:33 pm. On the last day of May, in Trabuco Highlands, sunrise is at 5:40 am and sunset at 7:55 pm PDT.

Sunshine

In May, the average sunshine is 10.9h.

UV index

The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the usual temperature for Trabuco Highlands in May?

The average high-temperature, in May, in Trabuco Highlands, is 70.2°F (21.2°C), while the average low-temperature is 55.6°F (13.1°C).

What are the most humid months in Trabuco Highlands?

May and June, with an average relative humidity of 70%, are most humid months in Trabuco Highlands, California.

What is the average humidity in May in Trabuco Highlands?

In May, the average relative humidity in Trabuco Highlands, California, is 70%.

How much does it rain in Trabuco Highlands in May?

In Trabuco Highlands, California, in May, it is raining for 5.5 days, with typically 0.35" (9mm) of accumulated precipitation.

What is the average length of the day in May in Trabuco Highlands?

In Trabuco Highlands, the average day length in May is 13h and 55min.

When are sunrise and sunset in May in Trabuco Highlands?

On the first day of May, sunrise is at 6:00 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:40 am and sunset at 7:55 pm PDT.

How many hours of sunshine does Trabuco Highlands have in May?

In Trabuco Highlands, the average sunshine duration in May is 10.9h.

What is the UV index intensity in May in Trabuco Highlands?

The average daily maximum UV index in May in Trabuco Highlands, California, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Trabuco Highlands, CA

Average temperature in May - Trabuco Highlands, CA
  • Average high temperature in May: 70.2°F

The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is December (63°F).

  • Average low temperature in May: 55.6°F

The month with the highest average low temperature is August (64.2°F).
The coldest month (with the lowest average low temperature) is February (48.9°F).

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Average pressure in May
Trabuco Highlands, CA

Average pressure in May - Trabuco Highlands, CA
  • Average pressure in May: 29.92"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).

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Average wind speed in May
Trabuco Highlands, CA

Average wind speed in May - Trabuco Highlands, CA
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in May
Trabuco Highlands, CA

Average humidity in May - Trabuco Highlands, CA
  • Average humidity in May: 70%

The months with the highest relative humidity are May and June (70%).
The month with the lowest relative humidity is November (56%).

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Average rainfall in May
Trabuco Highlands, CA

Average rainfall in May - Trabuco Highlands, CA
  • Average rainfall in May: 0.35"

The wettest month (with the highest rainfall) is December (1.02").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in May
Trabuco Highlands, CA

Average rainfall days in May - Trabuco Highlands, CA
  • Average rainfall days in May: 5.5 days

The month with the highest number of rainy days is March (8.6 days).
The month with the least rainy days is June (1.9 days).

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Average daylight in May /
Average sunshine in May
Trabuco Highlands, CA

Average daylight in May / Average sunshine in May - Trabuco Highlands, CA
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 10h and 5min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

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Average sunshine days in May
Trabuco Highlands, CA

Average sunshine days in May - Trabuco Highlands, CA
  • Average sunshine days in May: 20.3 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is February (19.8 days).

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Average UV index in May
Trabuco Highlands, CA

Average UV index in May - Trabuco Highlands, CA
  • Average UV index in May: 5

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in May
Trabuco Highlands, CA

Average cloud cover in May - Trabuco Highlands, CA
  • Average cloud cover in May: 23

The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in May
Trabuco Highlands, CA

Average visibility in May - Trabuco Highlands, CA
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Trabuco Highlands, California, USA

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