May weather forecast
Anaheim, CA

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Beautiful residential area in Anaheim, California with a tall flat building in a distance
Beautiful residential area in Anaheim, California with a tall flat building in a distance

Weather in May

May is characterized by consistently high sunshine hours in Anaheim, setting the stage for the approaching summer. Temperature scenarios shift, with a notable upswing from April’s high of 70.5°F (21.4°C) to May’s high of 72.3°F (22.4°C). A decrease in humidity is seen, but it is fairly minor relative to the overall trend. The wind continues to steadily blow just as it did in April. Cloud cover decreases providing clear skies for most of the month.

Temperature

Anaheim in May witnesses an average high-temperature of a still agreeable 72.3°F (22.4°C), indicating a slight variation from April's 70.5°F (21.4°C). In Anaheim, the average nighttime temperature during May is a refreshing 56.1°F (13.4°C).

Humidity

In Anaheim, California, the average relative humidity in May is 64%.

Rainfall

In Anaheim, during May, the rain falls for 4 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Anaheim, during the entire year, the rain falls for 52.5 days and collects up to 7.09" (180mm) of precipitation.

Daylight

The average length of the day in May is 13h and 56min.
On the first day of the month, sunrise is at 6:01 am and sunset at 7:35 pm. On the last day of May, in Anaheim, sunrise is at 5:41 am and sunset at 7:57 pm PDT.

Sunshine

The average sunshine in May is 11.3h.

UV index

In Anaheim, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index, 5 during May, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are the temperatures in Anaheim in May?

An average high-temperature, in May, in Anaheim, is 72.3°F (22.4°C) and the average low-temperature is 56.1°F (13.4°C).

What is the average humidity in May in Anaheim?

In Anaheim, the average relative humidity in May is 64%.

How many days does it rain in May in Anaheim?

In Anaheim, California, during May, the rain falls for 4 days and regularly aggregates up to 0.2" (5mm) of precipitation.

How many hours of daylight does Anaheim have in May?

The average day length in May in Anaheim is 13h and 56min.

When is the sunrise / sunset in May in Anaheim?

On the first day of May in Anaheim, California, sunrise is at 6:01 am and sunset at 7:35 pm. On the last day of the month, sunrise is at 5:41 am and sunset at 7:57 pm PDT.

How many hours of sunshine does Anaheim have in May?

In May, the average sunshine duration in Anaheim, California, is 11.3h.

What is the UV index reading in May in Anaheim?

In May, the average daily maximum UV index in Anaheim is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Anaheim, CA

Average temperature in May - Anaheim, CA
  • Average high temperature in May: 72.3°F

The warmest month (with the highest average high temperature) is August (83.5°F).
The month with the lowest average high temperature is December (64°F).

  • Average low temperature in May: 56.1°F

The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (50.2°F).

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Average pressure in May
Anaheim, CA

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

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

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Average wind speed in May
Anaheim, CA

Average wind speed in May - Anaheim, CA
  • Average wind speed in May: 5.8mph

The windiest month (with the highest average wind speed) is April (6mph).
The calmest months (with the lowest average wind speed) are September and October (4.7mph).

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Average humidity in May
Anaheim, CA

Average humidity in May - Anaheim, CA
  • Average humidity in May: 64%

The month with the highest relative humidity is June (65%).
The month with the lowest relative humidity is November (51%).

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Average rainfall in May
Anaheim, CA

Average rainfall in May - Anaheim, CA
  • Average rainfall in May: 0.2"

The wettest month (with the highest rainfall) is December (1.54").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in May
Anaheim, CA

Average rainfall days in May - Anaheim, CA
  • Average rainfall days in May: 4 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.5 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in May: 11h and 2min

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in May
Anaheim, CA

Average sunshine days in May - Anaheim, CA
  • Average sunshine days in May: 23.6 days

The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is February (20.6 days).

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Average UV index in May
Anaheim, CA

Average UV index in May - Anaheim, 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, November and December (UV index 4).

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Average cloud cover in May
Anaheim, CA

Average cloud cover in May - Anaheim, CA
  • Average cloud cover in May: 17

The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in May
Anaheim, CA

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

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