Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
The shift into July uncovers an average high-temperature of a still warm 80.6°F (27°C), subtly different from the previous month. An average nighttime temperature of 64°F (17.8°C) is witnessed throughout July.Heat index
The average heat index in July is evaluated at 82.4°F (28°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
In Spring Valley, the average relative humidity in July is 64%.Rainfall
The months with the least rainfall are June, July and October Rain falls for 2 days and accumulates 0.04" (1mm) of rain.Daylight
The average length of the day in July in Spring Valley is 14h and 4min.On the first day of July, sunrise is at 5:44 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 7:46 pm PDT.
Sunshine
With an average of 12.1h of sunshine, July has the most sunshine of the year.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.Note: In July, the maximum UV index of 6 suggests these recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Spring Valley in July?
What is the average humidity in July?
What is the driest month?
How many days does it rain in July?
What is the average length of the day in July?
When are sunrise and sunset in July?
What month has the most sunshine?
How many hours of sunshine does Spring Valley have in July?
What are the months with the highest UV index?
What is the UV index intensity in July?
Average temperature in July
Spring Valley, CA
- Average high temperature in July: 80.6°F
The warmest month (with the highest average high temperature) is August (82.9°F).
The month with the lowest average high temperature is December (64.4°F).
- Average low temperature in July: 64°F
The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).
Average pressure in July
Spring Valley, CA
- Average pressure in July: 29.9"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in July
Spring Valley, CA
- Average wind speed in July: 4.9mph
The windiest month (with the highest average wind speed) is April (5.6mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).
Average humidity in July
Spring Valley, CA
- Average humidity in July: 64%
The month with the highest relative humidity is May (67%).
The month with the lowest relative humidity is November (54%).
Average rainfall in July
Spring Valley, CA
- Average rainfall in July: 0.04"
The wettest month (with the highest rainfall) is February (0.55").
The driest months (with the least rainfall) are June, July and October (0.04").
Average rainfall days in July
Spring Valley, CA
- Average rainfall days in July: 2 days
The month with the highest number of rainy days is March (5.3 days).
The month with the least rainy days is June (0.8 days).
Average daylight in July /
Average sunshine in July
Spring Valley, CA
- Average daylight in July: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in July: 12h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).
Average sunshine days in July
Spring Valley, CA
- Average sunshine days in July: 28.4 days
The month with the most sunshine days is October (28.9 days).
The month with the least sunshine days is February (23.4 days).
Average UV index in July
Spring Valley, CA
- Average UV index in July: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in July
Spring Valley, CA
- Average cloud cover in July: 9
The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 7).
Average visibility in July
Spring Valley, 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).
Spring Valley, California, USA
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