May weather forecast
Tierrasanta, CA

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Weather in May

May, the last month of the spring in Tierrasanta, is an agreeable month, with an average temperature ranging between min 55.6°F (13.1°C) and max 68.7°F (20.4°C).

Temperature

The beginning of May reveals an average high-temperature of a pleasant 68.7°F (20.4°C), showing minimal deviation from the previous month. An average temperature of 55.6°F (13.1°C) marks the nights in Tierrasanta in May.

Humidity

May and June, with an average relative humidity of 71%, are the most humid months in Tierrasanta, California.

Rainfall

In Tierrasanta, during May, the rain falls for 4.8 days and regularly aggregates up to 0.31" (8mm) of precipitation. Throughout the year, in Tierrasanta, there are 57.9 rainfall days, and 7.48" (190mm) of precipitation is accumulated.

Daylight

In Tierrasanta, the average length of the day in May is 13h and 52min.
On the first day of the month, sunrise is at 6:00 am and sunset at 7:30 pm. On the last day of May, sunrise is at 5:41 am and sunset at 7:51 pm PDT.

Sunshine

In Tierrasanta, California, the average sunshine in May is 10.9h.

UV index

The average daily maximum UV index in May in Tierrasanta, California, is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 5 in May transforms into this advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What are the temperatures in Tierrasanta in May?

An average high-temperature, in May, in Tierrasanta, is 68.7°F (20.4°C) and the average low-temperature is 55.6°F (13.1°C).

What is the most humid month in Tierrasanta?

The months with the highest humidity in Tierrasanta are May and June, with an average relative humidity of 71%.

What is the average humidity in May in Tierrasanta?

The average relative humidity in May in Tierrasanta is 71%.

How many days does it rain in May in Tierrasanta?

In Tierrasanta, California, in May, during 4.8 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

What is the average length of the day in May in Tierrasanta?

The average day length in May in Tierrasanta, California, is 13h and 52min.

When are sunrise and sunset in May in Tierrasanta?

On the first day of May in Tierrasanta, sunrise is at 6:00 am and sunset at 7:30 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:51 pm PDT.

How many hours of sunshine does Tierrasanta have in May?

In May, the average sunshine duration is 10.9h.

How high is the UV index in May in Tierrasanta?

In Tierrasanta, California, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Tierrasanta, CA

Average temperature in May - Tierrasanta, CA
  • Average high temperature in May: 68.7°F

The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (63.5°F).

  • Average low temperature in May: 55.6°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (50.2°F).

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Average pressure in May
Tierrasanta, CA

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

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.88"Hg).

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Average wind speed in May
Tierrasanta, CA

Average wind speed in May - Tierrasanta, CA
  • Average wind speed in May: 5.9mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is October (4.8mph).

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Average humidity in May
Tierrasanta, CA

Average humidity in May - Tierrasanta, CA
  • Average humidity in May: 71%

The months with the highest relative humidity are May and June (71%).
The month with the lowest relative humidity is November (57%).

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Average rainfall in May
Tierrasanta, CA

Average rainfall in May - Tierrasanta, CA
  • Average rainfall in May: 0.31"

The wettest month (with the highest rainfall) is February (1.46").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in May
Tierrasanta, CA

Average rainfall days in May - Tierrasanta, CA
  • Average rainfall days in May: 4.8 days

The month with the highest number of rainy days is March (7.1 days).
The month with the least rainy days is June (2.2 days).

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Average daylight in May /
Average sunshine in May
Tierrasanta, CA

Average daylight in May / Average sunshine in May - Tierrasanta, 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 July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in May
Tierrasanta, CA

Average sunshine days in May - Tierrasanta, CA
  • Average sunshine days in May: 21.9 days

The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is February (20.2 days).

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Average UV index in May
Tierrasanta, CA

Average UV index in May - Tierrasanta, CA
  • Average UV index in May: 5

The months with the highest UV index are 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
Tierrasanta, CA

Average cloud cover in May - Tierrasanta, CA
  • Average cloud cover in May: 21

The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in May
Tierrasanta, CA

Average visibility in May - Tierrasanta, 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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Tierrasanta, California, USA

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