May weather forecast
Highland, CA

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Weather in May

May, the last month of the spring in Highland, is a moderately hot month, with an average temperature ranging between min 52.2°F (11.2°C) and max 75.7°F (24.3°C).

Temperature

With the onset of May, Highland's weather sees a minor temperature rise, transitioning from an agreeable 69.4°F (20.8°C) in April to a moderately hot 75.7°F (24.3°C). A noteworthy temperature dip to a fresh 52.2°F (11.2°C) is observed during the nights of May.

Humidity

In May, the average relative humidity is 49%.

Rainfall

In Highland, California, in May, it is raining for 4.1 days, with typically 0.2" (5mm) of accumulated precipitation. In Highland, during the entire year, the rain falls for 51.8 days and collects up to 6.69" (170mm) of precipitation.

Snowfall

January, March through December are months without snowfall in Highland.

Daylight

In May, the average length of the day in Highland is 13h and 57min.
On the first day of the month, sunrise is at 5:58 am and sunset at 7:33 pm. On the last day of May, in Highland, sunrise is at 5:38 am and sunset at 7:55 pm PDT.

Sunshine

In May, the average sunshine in Highland is 11.9h.

UV index

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during May translates into these guidelines:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

What are May temperatures in Highland?

In Highland, in May, the average high-temperature is 75.7°F (24.3°C), and the average low-temperature is 52.2°F (11.2°C).

What is the average humidity in May in Highland?

The average relative humidity in May in Highland, California, is 49%.

How much does it rain in Highland in May?

In May, in Highland, the rain falls for 4.1 days. Throughout May, 0.2" (5mm) of precipitation is accumulated.

When it does not snow in Highland?

January, March through December are months without snowfall in Highland, California.

How many hours of daylight does Highland have in May?

In May, the average day length is 13h and 57min.

When is the sunrise / sunset in May in Highland?

On the first day of May in Highland, sunrise is at 5:58 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 5:38 am and sunset at 7:55 pm PDT.

How many hours of sunshine does Highland have in May?

The average sunshine duration in May in Highland is 11.9h.

What is the UV index intensity in May in Highland?

The average daily maximum UV index in May in Highland, California, is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
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
Highland, CA

Average temperature in May - Highland, CA
  • Average high temperature in May: 75.7°F

The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is December (57.7°F).

  • Average low temperature in May: 52.2°F

The month with the highest average low temperature is August (66.6°F).
The coldest months (with the lowest average low temperature) are February and December (41.5°F).

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Average pressure in May
Highland, CA

Average pressure in May - Highland, CA
  • Average pressure in May: 29.88"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in May
Highland, CA

Average wind speed in May - Highland, CA
  • Average wind speed in May: 6.5mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is September (4.8mph).

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Average humidity in May
Highland, CA

Average humidity in May - Highland, CA
  • Average humidity in May: 49%

The month with the highest relative humidity is February (52%).
The month with the lowest relative humidity is August (36%).

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Average rainfall in May
Highland, CA

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

The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in May
Highland, CA

Average rainfall days in May - Highland, CA
  • Average rainfall days in May: 4.1 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.3 days).

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Average snowfall days in May
Highland, CA

Average snowfall days in May - Highland, CA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in May / Average sunshine in May - Highland, CA
  • Average daylight in May: 14h and 0min

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 5min

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

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Average sunshine days in May
Highland, CA

Average sunshine days in May - Highland, CA
  • Average sunshine days in May: 25.1 days

The month with the most sunshine days is June (28.5 days).
The month with the least sunshine days is February (20.9 days).

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Average UV index in May
Highland, CA

Average UV index in May - Highland, CA
  • Average UV index in May: 6

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).

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Average cloud cover in May
Highland, CA

Average cloud cover in May - Highland, CA
  • Average cloud cover in May: 11

The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

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Average visibility in May
Highland, CA

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

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