July weather forecast
Etna, CA

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Weather in July

July is a warm summer month in Etna, California, with an average temperature fluctuating between 84.2°F (29°C) and 49.8°F (9.9°C).

Temperature

In Etna, the months of July and August register the highest average temperatures, peaking at 84.2°F (29°C).

Heat index

July's mean heat index is estimated at a hot 86°F (30°C). Continued exposure and engagement in activity might trigger tiredness and subsequently heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

In Etna, California, the average relative humidity in July is 54%.

Rainfall

The month with the least rainfall is July, when the rain falls for 3.2 days and typically collects 0.16" (4mm) of precipitation.

Snowfall

In Etna, snow does not fall in May through September.

Daylight

In Etna, the average length of the day in July is 14h and 49min.
On the first day of the month, sunrise is at 5:42 am and sunset at 8:49 pm. On the last day of July, sunrise is at 6:06 am and sunset at 8:29 pm PDT.

Sunshine

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

UV index

July is the month with the highest UV index, 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 average individuals.
Note: In July, the UV index of 6 transforms into the following advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the hottest time of year?

Etna experiences peak temperatures, averaging a high-temperature of 84.2°F (29°C) during July and August.

Is it hot during July?

In Etna, 84.2°F (29°C) is the average high-temperature and 49.8°F (9.9°C) is the average low-temperature during July. In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 86°F (30°C).

What is the average humidity in July?

In Etna, the average relative humidity in July is 54%.

What is the driest month?

July is the month with the least rainfall. Rain falls for 3.2 days and accumulates 0.16" (4mm) of precipitation.

How many days does it rain in July?

In Etna, in July, during 3.2 rainfall days, 0.16" (4mm) of precipitation is typically accumulated.

When it does not snow in Etna?

In Etna, snow does not fall in May through September.

What is the average length of the day in July?

In Etna, the average day length in July is 14h and 49min.

When are sunrise and sunset in July in Etna?

On the first day of July, sunrise is at 5:42 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:29 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 many hours of sunshine does Etna have in July?

The average sunshine duration in July is 12.1h.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

How high is the UV index in July?

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Etna, CA

Average temperature in July - Etna, CA
  • Average high temperature in July: 84.2°F

The warmest months (with the highest average high temperature) are July and August (84.2°F).
The month with the lowest average high temperature is December (41.5°F).

  • Average low temperature in July: 49.8°F

The month with the highest average low temperature is August (50.2°F).
The coldest month (with the lowest average low temperature) is December (26.6°F).

Average pressure in July
Etna, CA

Average pressure in July - Etna, CA
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).

Average wind speed in July
Etna, CA

Average wind speed in July - Etna, CA
  • Average wind speed in July: 3.7mph

The windiest month (with the highest average wind speed) is March (5.4mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in July
Etna, CA

Average humidity in July - Etna, CA
  • Average humidity in July: 54%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (52%).

Average rainfall in July
Etna, CA

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

The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is July (0.16").

Average rainfall days in July
Etna, CA

Average rainfall days in July - Etna, CA
  • Average rainfall days in July: 3.2 days

The month with the highest number of rainy days is March (16.7 days).
The month with the least rainy days is July (3.2 days).

Average snowfall in July
Etna, CA

Average snowfall in July - Etna, CA
  • Average snowfall in July: 0"

The month with the highest snowfall is February (5.39").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Etna, CA

Average snowfall days in July - Etna, CA
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Etna, CA
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • 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 January and December (Average sunshine: 5h and 42min).

Average sunshine days in July
Etna, CA

Average sunshine days in July - Etna, CA
  • Average sunshine days in July: 25.4 days

The month with the most sunshine days is August (25.7 days).
The month with the least sunshine days is March (11 days).

Average UV index in July
Etna, CA

Average UV index in July - Etna, CA
  • Average UV index in July: 6

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in July
Etna, CA

Average cloud cover in July - Etna, CA
  • Average cloud cover in July: 9

The months with the most cloud cover are March and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 8).

Average visibility in July
Etna, CA

Average visibility in July - Etna, CA
  • Average visibility in July: 6mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, November and December (5mi).

Etna, California, USA

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