May weather forecast
Java, CA

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Weather in May

May, the last month of the spring in Java, is a hot month, with an average temperature fluctuating between 88°F (31.1°C) and 67.5°F (19.7°C).

Temperature

May introduces a marginal temperature uplift, with average high-temperatures adjusting from April's warm 80.1°F (26.7°C) to a tropical 88°F (31.1°C). Java throughout May, experiences an average nighttime temperature of 67.5°F (19.7°C).

Humidity

In May, the average relative humidity in Java is 19%.

Rainfall

In Java, in May, it is raining for 1.9 days, with typically 0.12" (3mm) of accumulated precipitation. Throughout the year, there are 41.8 rainfall days, and 4.21" (107mm) of precipitation is accumulated.

Daylight

In May, the average length of the day is 14h and 1min.
On the first day of the month, sunrise is at 5:47 am and sunset at 7:24 pm. On the last day of May, sunrise is at 5:26 am and sunset at 7:47 pm PDT.

Sunshine

The average sunshine in May is 12h.

UV index

In Java, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 7 in May translates into these instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is May?

In Java, 88°F (31.1°C) is the average high-temperature and 67.5°F (19.7°C) is the average low-temperature during May.

What is the average humidity in May?

In Java, the average relative humidity in May is 19%.

How many days does it rain in May?

In Java, California, during May, the rain falls for 1.9 days and regularly aggregates up to 0.12" (3mm) of precipitation.

How many hours of daylight does Java have in May?

In Java, the average day length in May is 14h and 1min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 5:47 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 7:47 pm PDT.

How long on average sun shines in May?

The average sunshine duration in May is 12h.

How high is the UV index in May?

In Java, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high 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
Java, CA

Average temperature in May - Java, CA
  • Average high temperature in May: 88°F

The warmest month (with the highest average high temperature) is July (102.6°F).
The month with the lowest average high temperature is December (59°F).

  • Average low temperature in May: 67.5°F

The month with the highest average low temperature is August (83.8°F).
The coldest month (with the lowest average low temperature) is December (45.7°F).

Average pressure in May
Java, CA

Average pressure in May - Java, CA
  • Average pressure in May: 29.8"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.75"Hg).

Average wind speed in May
Java, CA

Average wind speed in May - Java, CA
  • Average wind speed in May: 8.8mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is September (6.8mph).

Average humidity in May
Java, CA

Average humidity in May - Java, CA
  • Average humidity in May: 19%

The months with the highest relative humidity are January and December (40%).
The month with the lowest relative humidity is June (14%).

Average rainfall in May
Java, CA

Average rainfall in May - Java, CA
  • Average rainfall in May: 0.12"

The wettest month (with the highest rainfall) is July (0.67").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in May
Java, CA

Average rainfall days in May - Java, CA
  • Average rainfall days in May: 1.9 days

The month with the highest number of rainy days is July (7.8 days).
The month with the least rainy days is June (1.1 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in May: 12h and 0min

The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in May
Java, CA

Average sunshine days in May - Java, CA
  • Average sunshine days in May: 27.8 days

The month with the most sunshine days is November (28.1 days).
The month with the least sunshine days is July (17.9 days).

Average UV index in May
Java, CA

Average UV index in May - Java, CA
  • Average UV index in May: 7

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in May
Java, CA

Average cloud cover in May - Java, CA
  • Average cloud cover in May: 8

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in May
Java, CA

Average visibility in May - Java, 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).

Java, California, USA

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