July weather forecast
Etiwanda, CA

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Weather in July

July is a tropical summer month in Etiwanda, California, with an average temperature varying between 64.8°F (18.2°C) and 90.5°F (32.5°C).

Temperature

July's arrival sees a mild rise in the average high-temperature, transitioning from June's warm 84.7°F (29.3°C) to a tropical 90.5°F (32.5°C). Etiwanda's nighttime temperature in July demonstrates a noticeable plunge to a refreshing 64.8°F (18.2°C).

Heat index

In July, the average heat index is calculated to be a tropical 93.2°F (34°C). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' 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 sun rays can make one feel hotter, potentially raising the heat index by 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 Etiwanda, the average relative humidity in July is 44%.

Rainfall

In July, the rain falls for 2.8 days. Throughout July, 0.16" (4mm) of precipitation is accumulated. In Etiwanda, California, during the entire year, the rain falls for 42.3 days and collects up to 4.53" (115mm) of precipitation.

Snowfall

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

Daylight

In Etiwanda, 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 in Etiwanda, with an average of 12.1h of 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 vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: During July, 7 as the daily maximum UV index converts into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in July?

In Etiwanda, 90.5°F (32.5°C) is the average high-temperature and 64.8°F (18.2°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 93.2°F (34°C).

What is the average humidity in July?

In July, the average relative humidity is 44%.

How much does it rain in July?

In Etiwanda, in July, during 2.8 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

When it does not snow?

January, March through December are months without snowfall.

How many hours of daylight does Etiwanda have in July?

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

When is the sunrise / sunset in July?

In July, on the first day of the month, 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?

July has the most sunshine of the year, with an average of 12.1h of sunshine.

How long on average sun shines in July?

In July, the average sunshine duration is 12.1h.

When is the highest UV index?

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

What is the UV index reading in July?

The average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
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
Etiwanda, CA

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

The warmest month (with the highest average high temperature) is August (91.8°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in July: 64.8°F

The month with the highest average low temperature is August (66.6°F).
The coldest months (with the lowest average low temperature) are February and December (45.3°F).

Average pressure in July
Etiwanda, CA

Average pressure in July - Etiwanda, 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
Etiwanda, CA

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

The windiest month (with the highest average wind speed) is May (5.9mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).

Average humidity in July
Etiwanda, CA

Average humidity in July - Etiwanda, CA
  • Average humidity in July: 44%

The months with the highest relative humidity are February, March and May (53%).
The month with the lowest relative humidity is August (41%).

Average rainfall in July
Etiwanda, CA

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

The wettest month (with the highest rainfall) is February (0.98").
The driest month (with the least rainfall) is June (0.04").

Average rainfall days in July
Etiwanda, CA

Average rainfall days in July - Etiwanda, CA
  • Average rainfall days in July: 2.8 days

The month with the highest number of rainy days is March (6.3 days).
The month with the least rainy days is June (0.9 days).

Average snowfall days in July
Etiwanda, CA

Average snowfall days in July - Etiwanda, 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).

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

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

Average sunshine days in July
Etiwanda, CA

Average sunshine days in July - Etiwanda, CA
  • Average sunshine days in July: 25.3 days

The month with the most sunshine days is June (28.3 days).
The month with the least sunshine days is February (22.8 days).

Average UV index in July
Etiwanda, CA

Average UV index in July - Etiwanda, 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).

Average cloud cover in July
Etiwanda, CA

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

The months with the most cloud cover are February and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 5).

Average visibility in July
Etiwanda, CA

Average visibility in July - Etiwanda, 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).

Etiwanda, California, USA

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