May weather forecast
Loma Portal, CA

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Weather in May

The last month of the spring, May, is another comfortable month in Loma Portal, California, with an average temperature ranging between max 67.6°F (19.8°C) and min 56.3°F (13.5°C).

Temperature

As April transitions into May, the average high-temperature rests at a still refreshing 67.6°F (19.8°C), maintaining a close resemblance to the previous month. In the month of May, Loma Portal experiences an average low-temperature of 56.3°F (13.5°C).

Humidity

The average relative humidity in May in Loma Portal is 72%.

Rainfall

In Loma Portal, during May, the rain falls for 5.7 days and regularly aggregates up to 0.39" (10mm) of precipitation. Throughout the year, there are 61.8 rainfall days, and 8.7" (221mm) of precipitation is accumulated.

Daylight

The average length of the day in May is 13h and 52min.
On the first day of May in Loma Portal, 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.

Sunshine

In Loma Portal, the average sunshine in May is 10.9h.

UV index

In May, the average daily maximum UV index in Loma Portal is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 5 during May leads to these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Boost your sun resistance with garments that are densely woven yet spacious.
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Frequently asked questions

What are May temperatures in Loma Portal?

In Loma Portal, in May, the average high-temperature is 67.6°F (19.8°C), and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in May in Loma Portal?

In May, the average relative humidity is 72%.

How much does it rain in Loma Portal in May?

In Loma Portal, California, during May, the rain falls for 5.7 days and regularly aggregates up to 0.39" (10mm) of precipitation.

How many hours of daylight does Loma Portal have in May?

In Loma Portal, the average day length in May is 13h and 52min.

When is the sunrise / sunset in May in Loma Portal?

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

How long on average sun shines in May in Loma Portal?

In Loma Portal, California, the average sunshine duration in May is 10.9h.

What is the UV index reading in May in Loma Portal?

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 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
Loma Portal, CA

Average temperature in May - Loma Portal, CA
  • Average high temperature in May: 67.6°F

The warmest month (with the highest average high temperature) is August (77.4°F).
The month with the lowest average high temperature is February (63.1°F).

  • Average low temperature in May: 56.3°F

The month with the highest average low temperature is August (65.7°F).
The coldest month (with the lowest average low temperature) is February (51.8°F).

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Average pressure in May
Loma Portal, CA

Average pressure in May - Loma Portal, 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
Loma Portal, CA

Average wind speed in May - Loma Portal, CA
  • Average wind speed in May: 6.3mph

The windiest months (with the highest average wind speed) are April and May (6.3mph).
The calmest month (with the lowest average wind speed) is October (5.2mph).

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Average humidity in May
Loma Portal, CA

Average humidity in May - Loma Portal, CA
  • Average humidity in May: 72%

The month with the highest relative humidity is June (73%).
The month with the lowest relative humidity is November (59%).

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Average rainfall in May
Loma Portal, CA

Average rainfall in May - Loma Portal, CA
  • Average rainfall in May: 0.39"

The wettest month (with the highest rainfall) is December (1.65").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in May
Loma Portal, CA

Average rainfall days in May - Loma Portal, CA
  • Average rainfall days in May: 5.7 days

The month with the highest number of rainy days is March (7.6 days).
The month with the least rainy days is June (2.7 days).

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Average daylight in May /
Average sunshine in May
Loma Portal, CA

Average daylight in May / Average sunshine in May - Loma Portal, 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 months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in May
Loma Portal, CA

Average sunshine days in May - Loma Portal, CA
  • Average sunshine days in May: 21.1 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is July (20.3 days).

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Average UV index in May
Loma Portal, CA

Average UV index in May - Loma Portal, 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
Loma Portal, CA

Average cloud cover in May - Loma Portal, CA
  • Average cloud cover in May: 22

The month with the most cloud cover is December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 9).

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Average visibility in May
Loma Portal, CA

Average visibility in May - Loma Portal, 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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Loma Portal, California, USA

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