July weather forecast
Guasti, CA

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Weather in July

July in Guasti, California, is a tropical summer month, with an average temperature varying between 90.5°F (32.5°C) and 64.9°F (18.3°C).

Temperature

As July arrives, a slight rise in the average high-temperature is observed, moving from a warm 84.7°F (29.3°C) in June to a hot 90.5°F (32.5°C). Guasti sees a major change from daytime highs, with the nighttime temperature dipping to an enjoyable 64.9°F (18.3°C) on average during July.

Heat index

In July, the average heat index is computed to be a tropical 93.2°F (34°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

In Guasti, California, the average relative humidity in July is 46%.

Rainfall

In Guasti, in July, it is raining for 2.3 days, with typically 0.12" (3mm) of accumulated precipitation. Throughout the year, there are 46.6 rainfall days, and 6.54" (166mm) of precipitation is accumulated.

Daylight

The average length of the day in July is 14h and 10min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:05 pm. On the last day of July, sunrise is at 6:01 am and sunset at 7:51 pm PDT.

Sunshine

July has the most sunshine of the year, with an average of 12.2h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: During July, 7 as the daily maximum UV index converts into the following advice:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

How hot does it get in Guasti in July?

An average high-temperature, in July, in Guasti, is 90.5°F (32.5°C) and the average low-temperature is 64.9°F (18.3°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in July is computed to be 93.2°F (34°C).

What is the average humidity in July?

In July, the average relative humidity is 46%.

How many days does it rain in July?

In July, in Guasti, the rain falls for 2.3 days. Throughout July, 0.12" (3mm) of precipitation is accumulated.

How many hours of daylight does Guasti have in July?

In July, the average day length is 14h and 10min.

What time are sunrise and sunset in July in Guasti?

On the first day of July, sunrise is at 5:42 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:51 pm PDT.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 12.2h of sunshine.

How many hours of sunshine does Guasti have in July?

The average sunshine duration in July is 12.2h.

What is the month with the highest UV index?

The months with the highest UV index are June through August, with an average maximum UV index of 7.

How high is the UV index in July?

The average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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 July
Guasti, CA

Average temperature in July - Guasti, CA
  • Average high temperature in July: 90.5°F

The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is December (63°F).

  • Average low temperature in July: 64.9°F

The month with the highest average low temperature is August (66.4°F).
The coldest month (with the lowest average low temperature) is February (45.9°F).

Average pressure in July
Guasti, CA

Average pressure in July - Guasti, CA
  • Average pressure in July: 29.89"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in July
Guasti, CA

Average wind speed in July - Guasti, CA
  • Average wind speed in July: 5.1mph

The windiest month (with the highest average wind speed) is May (5.8mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

Average humidity in July
Guasti, CA

Average humidity in July - Guasti, CA
  • Average humidity in July: 46%

The months with the highest relative humidity are March and May (54%).
The month with the lowest relative humidity is August (43%).

Average rainfall in July
Guasti, CA

Average rainfall in July - Guasti, CA
  • Average rainfall in July: 0.12"

The wettest months (with the highest rainfall) are February and December (1.42").
The driest months (with the least rainfall) are June and August (0.04").

Average rainfall days in July
Guasti, CA

Average rainfall days in July - Guasti, CA
  • Average rainfall days in July: 2.3 days

The month with the highest number of rainy days is March (7.3 days).
The month with the least rainy days is June (1.1 days).

Average daylight in July /
Average sunshine in July
Guasti, CA

Average daylight in July / Average sunshine in July - Guasti, 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 month with the most sunshine is July (Average sunshine: 12h and 12min).
The months with the least sunshine are February and December (Average sunshine: 6h and 54min).

Average sunshine days in July
Guasti, CA

Average sunshine days in July - Guasti, CA
  • Average sunshine days in July: 27 days

The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is February (21.5 days).

Average UV index in July
Guasti, CA

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

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

Average cloud cover in July
Guasti, CA

Average cloud cover in July - Guasti, CA
  • Average cloud cover in July: 5

The months with the most cloud cover are February, March and December (Cloud cover 21).
The months with the least cloud cover are July and August (Cloud cover 5).

Average visibility in July
Guasti, CA

Average visibility in July - Guasti, 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).

Guasti, California, USA

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