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
As June transitions into July, Downey records an average high-temperature of a still warm 82°F (27.8°C), showing a gentle shift from the preceding month. Downey experiences a mean low-temperature of 64°F (17.8°C) during July.Heat index
Throughout July, the heat index is computed to be 84.2°F (29°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
The average relative humidity in July is 61%.Rainfall
In Downey, during July, the rain falls for 3.2 days and regularly aggregates up to 0.2" (5mm) of precipitation. In Downey, during the entire year, the rain falls for 46 days and collects up to 6.77" (172mm) of precipitation.Daylight
In Downey, the average length of the day in July is 14h and 9min.On the first day of the month, sunrise is at 5:45 am and sunset at 8:07 pm. On the last day of July, in Downey, sunrise is at 6:04 am and sunset at 7:53 pm PDT.
Sunshine
The months with the most sunshine in Downey are July and August, with an average of 12h of sunshine.UV index
The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In July, the average maximum UV index of 6 translates into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What is the temperature in July in Downey?
What is the average humidity in July in Downey?
How many days does it rain in July in Downey?
What is the average length of the day in July in Downey?
When is the sunrise / sunset in July in Downey?
What is the month with the most sunshine in Downey?
How long on average sun shines in July in Downey?
What is the month with the highest UV index in Downey?
What is the UV index reading in July in Downey?
Average temperature in July
Downey, CA
- Average high temperature in July: 82°F
The warmest month (with the highest average high temperature) is August (84°F).
The month with the lowest average high temperature is December (64.9°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 (50.5°F).
Average pressure in July
Downey, CA
- Average pressure in July: 29.91"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed in July
Downey, CA
- Average wind speed in July: 5.1mph
The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest months (with the lowest average wind speed) are September and October (4.7mph).
Average humidity in July
Downey, CA
- Average humidity in July: 61%
The month with the highest relative humidity is June (65%).
The month with the lowest relative humidity is November (51%).
Average rainfall in July
Downey, CA
- Average rainfall in July: 0.2"
The wettest month (with the highest rainfall) is December (1.42").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in July
Downey, CA
- Average rainfall days in July: 3.2 days
The month with the highest number of rainy days is March (6.8 days).
The month with the least rainy days is June (1.3 days).
Average daylight in July /
Average sunshine in July
Downey, 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 0min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 48min).
Average sunshine days in July
Downey, CA
- Average sunshine days in July: 25.8 days
The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (22.2 days).
Average UV index in July
Downey, 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 February, November and December (UV index 4).
Average cloud cover in July
Downey, CA
- Average cloud cover in July: 8
The months with the most cloud cover are March and December (Cloud cover 22).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in July
Downey, 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).
Downey, California, USA
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