July weather forecast
Glendora, CA

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The beautiful city of Glendora, California, surrounded by the vast mountain ranges
The beautiful city of Glendora, California, surrounded by the vast mountain ranges

Weather in July

July is a hot summer month in Glendora, California, with temperature in the range of an average low of 64.2°F (17.9°C) and an average high of 87.4°F (30.8°C).

Temperature

The advent of July reveals an average high-temperature of a hot 87.4°F (30.8°C), showing minimal difference from the prior month. A striking difference from the daytime highs is registered during July nights in Glendora, California, with an average temperature of 64.2°F (17.9°C).

Heat index

July's heat index is computed to be a hot 89.6°F (32°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

In July, the average relative humidity in Glendora is 48%.

Rainfall

In Glendora, California, in July, it is raining for 3.1 days, with typically 0.16" (4mm) of accumulated precipitation. Throughout the year, in Glendora, there are 44.9 rainfall days, and 7.76" (197mm) of precipitation is accumulated.

Snowfall

In Glendora, snow does not fall in January, March through December.

Daylight

In July, the average length of the day in Glendora is 14h and 10min.
On the first day of July in Glendora, California, sunrise is at 5:43 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:53 pm PDT.

Sunshine

June and July, with an average of 12.1h of sunshine, are months with the most sunshine.

UV index

July and August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In July, the average maximum UV index of 7 translates into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

How hot is it in Glendora in July?

In Glendora, 87.4°F (30.8°C) is the average high-temperature and 64.2°F (17.9°C) is the average low-temperature during July. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 89.6°F (32°C).

What is the average humidity in July in Glendora?

In July, the average relative humidity in Glendora, California, is 48%.

How much does it rain in Glendora in July?

In July, in Glendora, California, the rain falls for 3.1 days. Throughout July, 0.16" (4mm) of precipitation is accumulated.

When it does not snow in Glendora?

In Glendora, California, snow does not fall in January, March through December.

What is the average length of the day in July in Glendora?

The average day length in July in Glendora is 14h and 10min.

When is the sunrise / sunset in July in Glendora?

On the first day of July in Glendora, California, sunrise is at 5:43 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 7:53 pm PDT.

What is the month with the most sunshine in Glendora?

The months with the most sunshine are June and July, with an average of 12.1h of sunshine.

How many hours of sunshine does Glendora have in July?

The average sunshine duration in July in Glendora, California, is 12.1h.

What are the months with the highest UV index in Glendora?

July and August, with an average maximum UV index of 7, are months with the highest UV index in Glendora.

What is the UV index intensity in July in Glendora?

In Glendora, California, the average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
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 July
Glendora, CA

Average temperature in July - Glendora, CA
  • Average high temperature in July: 87.4°F

The warmest month (with the highest average high temperature) is August (88.7°F).
The month with the lowest average high temperature is December (61.5°F).

  • Average low temperature in July: 64.2°F

The month with the highest average low temperature is August (65.7°F).
The coldest month (with the lowest average low temperature) is December (45.5°F).

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Average pressure in July
Glendora, CA

Average pressure in July - Glendora, CA
  • Average pressure in July: 29.9"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in July
Glendora, CA

Average wind speed in July - Glendora, CA
  • Average wind speed in July: 5mph

The windiest months (with the highest average wind speed) are April and May (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).

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Average humidity in July
Glendora, CA

Average humidity in July - Glendora, CA
  • Average humidity in July: 48%

The months with the highest relative humidity are March and May (55%).
The months with the lowest relative humidity are August and November (45%).

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Average rainfall in July
Glendora, CA

Average rainfall in July - Glendora, CA
  • Average rainfall in July: 0.16"

The wettest month (with the highest rainfall) is February (1.73").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in July
Glendora, CA

Average rainfall days in July - Glendora, CA
  • Average rainfall days in July: 3.1 days

The month with the highest number of rainy days is March (7.2 days).
The month with the least rainy days is June (1.1 days).

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Average snowfall days in July
Glendora, CA

Average snowfall days in July - Glendora, CA
  • Average snowfall days in July: 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 July /
Average sunshine in July
Glendora, CA

Average daylight in July / Average sunshine in July - Glendora, CA
  • Average daylight in July: 14h and 1min

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 July: 12h and 1min

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

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Average sunshine days in July
Glendora, CA

Average sunshine days in July - Glendora, CA
  • Average sunshine days in July: 26.3 days

The month with the most sunshine days is June (28.6 days).
The month with the least sunshine days is February (22.6 days).

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Average UV index in July
Glendora, CA

Average UV index in July - Glendora, CA
  • Average UV index in July: 7

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

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Average cloud cover in July
Glendora, CA

Average cloud cover in July - Glendora, CA
  • Average cloud cover in July: 6

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 4).

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Average visibility in July
Glendora, CA

Average visibility in July - Glendora, CA
  • Average visibility in July: 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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Glendora, California, USA

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