May weather forecast
Temecula, CA

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Beautiful sunlit homes in a stunning neighborhood in the Corte Morelia region, Temecula City, California
Beautiful sunlit homes in a stunning neighborhood in the Corte Morelia region, Temecula City, California

Weather in May

In May, the weather in Temecula takes on a summery touch. The temperatures reach new heights with the year progressing towards the hot season. Days appear longer and sunnier due to distinct decline in the cloud cover from 24% in April to 21% in May. Having left behind the cooler March weather, May sweeps through the Californian city with a warm gust, marking the arrival of summer. As the temperatures continue to rise, residents seek relief in evenings when the mercury levels dip, making nights pleasant and enjoyable.

Temperature

As Temecula transitions into May, the average high-temperature stands at a moderately hot 73.8°F (23.2°C), offering little variation from the preceding month. Temecula measures a considerable dip from daytime highs with an average low-temperature of 50.5°F (10.3°C) during May.

Humidity

The most humid month is May, with an average relative humidity of 65%.

Rainfall

In Temecula, in May, it is raining for 4.9 days, with typically 0.39" (10mm) of accumulated precipitation. Throughout the year, in Temecula, there are 60.6 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

Daylight

In Temecula, the average length of the day in May is 13h and 55min.
On the first day of the month, sunrise is at 5:59 am and sunset at 7:31 pm. On the last day of May, in Temecula, sunrise is at 5:39 am and sunset at 7:53 pm PDT.

Sunshine

The average sunshine in May in Temecula is 10.9h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 5 during May translates into these guidelines:
Make use of precautions - Suggestions to resist sunburn are communicated. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What are May temperatures in Temecula?

May temperatures in Temecula, California, vary between a high-temperature of 73.8°F (23.2°C) and a low-temperature of 50.5°F (10.3°C).

What is the most humid month in Temecula?

May is the most humid month in Temecula, with an average relative humidity of 65%.

What is the average humidity in May in Temecula?

The average relative humidity in May is 65%.

How many days does it rain in May in Temecula?

In Temecula, California, in May, during 4.9 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

How many hours of daylight does Temecula have in May?

In May, the average day length in Temecula, California, is 13h and 55min.

When is the sunrise / sunset in May in Temecula?

On the first day of May in Temecula, sunrise is at 5:59 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 5:39 am and sunset at 7:53 pm PDT.

How long on average sun shines in May in Temecula?

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

What is the UV index reading in May in Temecula?

In May, the average daily maximum UV index in Temecula is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from 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
Temecula, CA

Average temperature in May - Temecula, CA
  • Average high temperature in May: 73.8°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in May: 50.5°F

The month with the highest average low temperature is August (62.2°F).
The coldest month (with the lowest average low temperature) is February (43.3°F).

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Average pressure in May
Temecula, CA

Average pressure in May - Temecula, CA
  • Average pressure in May: 29.9"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in May
Temecula, CA

Average wind speed in May - Temecula, CA
  • Average wind speed in May: 5.4mph

The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest month (with the lowest average wind speed) is September (4.3mph).

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Average humidity in May
Temecula, CA

Average humidity in May - Temecula, CA
  • Average humidity in May: 65%

The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is November (52%).

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Average rainfall in May
Temecula, CA

Average rainfall in May - Temecula, CA
  • Average rainfall in May: 0.39"

The wettest month (with the highest rainfall) is December (1.81").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in May
Temecula, CA

Average rainfall days in May - Temecula, CA
  • Average rainfall days in May: 4.9 days

The month with the highest number of rainy days is March (8.2 days).
The month with the least rainy days is June (1.4 days).

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

Average daylight in May / Average sunshine in May - Temecula, 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 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

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Average sunshine days in May
Temecula, CA

Average sunshine days in May - Temecula, CA
  • Average sunshine days in May: 24 days

The month with the most sunshine days is June (26.5 days).
The month with the least sunshine days is February (20.8 days).

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Average UV index in May
Temecula, CA

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in May
Temecula, CA

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

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 7).

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Average visibility in May
Temecula, CA

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

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