May weather forecast
El Portal, CA

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Weather in May

May, the last month of the spring in El Portal, is a mild month, with an average temperature varying between 35.8°F (2.1°C) and 57°F (13.9°C).

Temperature

May's onset brings a minor rise in the average high-temperature, moving from a frosty 49.1°F (9.5°C) in April to a mild 57°F (13.9°C). El Portal's average low-temperature in May is measured at an icy 35.8°F (2.1°C).

Humidity

In May, the average relative humidity in El Portal is 63%.

Rainfall

In El Portal, in May, it is raining for 7.7 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 48.1 rainfall days, and 17.36" (441mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In El Portal, in May, snow falls for 5 days, with typically accumulated 9.06" (230mm) of snow. In El Portal, during the entire year, snow falls for 62.1 days and aggregates up to 106.54" (2706mm) of snow.

Daylight

In El Portal, the average length of the day in May is 14h and 13min.
On the first day of May in El Portal, California, sunrise is at 6:02 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 8:14 pm PDT.

Sunshine

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

UV index

In El Portal, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 4 suggests these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What is the usual temperature for El Portal in May?

In El Portal, 57°F (13.9°C) is the average high-temperature and 35.8°F (2.1°C) is the average low-temperature during May.

What is the average humidity in May in El Portal?

The average relative humidity in May is 63%.

How much does it rain in El Portal in May?

In El Portal, California, in May, during 7.7 rainfall days, 1.89" (48mm) of precipitation is typically accumulated.

How much does it snow in El Portal in May?

In El Portal, California, during May, snow falls for 5 days and regularly aggregates up to 9.06" (230mm) of snow.

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

In El Portal, the average day length in May is 14h and 13min.

What time are sunrise and sunset in May in El Portal?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 7:49 pm. On the last day of the month, in El Portal, sunrise is at 5:39 am and sunset at 8:14 pm PDT.

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

The average sunshine duration in May is 10.9h.

How high is the UV index in May in El Portal?

In El Portal, California, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
El Portal, CA

Average temperature in May - El Portal, CA
  • Average high temperature in May: 57°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (40.1°F).

  • Average low temperature in May: 35.8°F

The month with the highest average low temperature is July (51.4°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).

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Average pressure in May
El Portal, CA

Average pressure in May - El Portal, CA
  • Average pressure in May: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in May
El Portal, CA

Average wind speed in May - El Portal, CA
  • Average wind speed in May: 5.2mph

The windiest months (with the highest average wind speed) are February and March (5.5mph).
The calmest month (with the lowest average wind speed) is November (4.8mph).

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Average humidity in May
El Portal, CA

Average humidity in May - El Portal, CA
  • Average humidity in May: 63%

The month with the highest relative humidity is March (78%).
The months with the lowest relative humidity are July and August (38%).

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Average rainfall in May
El Portal, CA

Average rainfall in May - El Portal, CA
  • Average rainfall in May: 1.89"

The wettest month (with the highest rainfall) is February (2.76").
The driest month (with the least rainfall) is August (0.24").

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Average rainfall days in May
El Portal, CA

Average rainfall days in May - El Portal, CA
  • Average rainfall days in May: 7.7 days

The month with the highest number of rainy days is May (7.7 days).
The month with the least rainy days is November (2.1 days).

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Average snowfall in May
El Portal, CA

Average snowfall in May - El Portal, CA
  • Average snowfall in May: 9.06"

The month with the highest snowfall is March (19.92").
The months with the least snowfall are July and August (0").

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Average snowfall days in May
El Portal, CA

Average snowfall days in May - El Portal, CA
  • Average snowfall days in May: 5 days

The month with the highest number of snowfall days is March (11.6 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in May / Average sunshine in May - El Portal, CA
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 10h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in May
El Portal, CA

Average sunshine days in May - El Portal, CA
  • Average sunshine days in May: 17.2 days

The month with the most sunshine days is October (26 days).
The month with the least sunshine days is April (17 days).

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Average UV index in May
El Portal, CA

Average UV index in May - El Portal, CA
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in May
El Portal, CA

Average cloud cover in May - El Portal, CA
  • Average cloud cover in May: 23

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in May
El Portal, CA

Average visibility in May - El Portal, CA
  • Average visibility in May: 6mi

The months with the highest visibility are January, February, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is March (5mi).

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El Portal, California, USA

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