June weather forecast and climate
Gilroy, CA

A colorful sunset sky over the hilly region of Gilroy in California
A colorful sunset sky over the hilly region of Gilroy in California

Weather in June

The first month of the summer, June, is a moderately hot month in Gilroy, California, with average temperature ranging between max 80.8°F (27.1°C) and min 50.9°F (10.5°C).

Temperature

In June, the average high-temperature marginally rises, from a pleasant 72.5°F (22.5°C) in May, to a moderately hot 80.8°F (27.1°C). In Gilroy, in June, the average low-temperature is 50.9°F (10.5°C).

Heat index

The average heat index is estimated at 82.8°F (28.2°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, pregnancy, clothing, and metabolic differences affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In June, the average relative humidity in Gilroy is 60%.

Rainfall

In Gilroy, California, rain does not fall in June through August.

Daylight

With an average of 14.7h of daylight, June has the longest days of the year in Gilroy.

Sunshine

The average sunshine in June is 11.8h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Gilroy. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for average individuals.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in June in Gilroy?

In Gilroy, in June, the average high-temperature is 80.8°F (27.1°C), and the average low-temperature is 50.9°F (10.5°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines relative humidity and air temperature, in June is estimated at 82.8°F (28.2°C).

What is the average humidity in June in Gilroy?

In June, the average relative humidity is 60%.

Does it rain in Gilroy in June?

In June, in Gilroy, California, it doesn't rain. May is the latest month when it rains.

What is the driest month in Gilroy?

In Gilroy, California, rain does not fall in June through August.

When are the longest days in Gilroy?

June has the longest days of the year in Gilroy, with an average of 14.7h of daylight.

How many hours of daylight does Gilroy have in June?

In Gilroy, California, the average length of the day in June is 14.7h.

How many hours of sunshine does Gilroy have in June?

In June, the average sunshine is 11.8h.

What is the month with the highest UV index in Gilroy?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Gilroy, California.

What is the UV index intensity in June in Gilroy?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in June
Gilroy, CA

Average temperature in June - Gilroy, CA
  • Average high temperature in June: 80.8°F

The warmest month (with the highest average high temperature) is August (85.1°F).
The month with the lowest average high temperature is December (57.6°F).

  • Average low temperature in June: 50.9°F

Months with the highest average low temperature are August and September (54.1°F).
The coldest months (with the lowest average low temperature) are February and March (40.6°F).

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Average pressure in June
Gilroy, CA

Average pressure in June - Gilroy, CA
  • Average pressure in June: 29.92"

The month with the highest atmospheric pressure is January (30.14").
Months with the lowest atmospheric pressure are June, August and September (29.92").

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Average wind speed in June
Gilroy, CA

Average wind speed in June - Gilroy, CA
  • Average wind speed in June: 5.2mph

The windiest month (with the highest average wind speed) is May (5.3mph).
The calmest month (with the lowest average wind speed) is November (3.9mph).

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Average humidity in June
Gilroy, CA

Average humidity in June - Gilroy, CA
  • Average humidity in June: 60%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (57%).

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Average rainfall in June
Gilroy, CA

Average rainfall in June - Gilroy, CA
  • Average rainfall in June: 0"

The wettest month (with the highest rainfall) is December (0.83").
The driest months (with the least rainfall) are June, July and August (0").

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Average rainfall days in June
Gilroy, CA

Average rainfall days in June - Gilroy, CA
  • Average rainfall days in June: 0.8 days

The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is August (0.6 days).

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Average daylight in June /
Average sunshine in June
Gilroy, CA

Average daylight in June / Average sunshine in June - Gilroy, CA
  • Average daylight in June: 14.7h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in June: 11.8h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in June
Gilroy, CA

Average sunshine days in June - Gilroy, CA
  • Average sunshine days in June: 28.7 days

The month with the most sunshine days is July (29.9 days).
The month with the least sunshine days is March (21.4 days).

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Average UV index in June
Gilroy, CA

Average UV index in June - Gilroy, CA
  • Average UV index in June: 6

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in June
Gilroy, CA

Average cloud cover in June - Gilroy, CA
  • Average cloud cover in June: 11

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in June
Gilroy, CA

Average visibility in June - Gilroy, CA
  • Average visibility in June: 6mi

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

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