July weather forecast
Yreka, CA

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Weather in July

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

Temperature

July and August mark Yreka's peak of temperatures, averaging a high-temperature of 84.2°F (29°C).

Heat index

During July, the heat index is calculated to be a tropical 86°F (30°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Research indicates the heat index considers values in shaded locales and with light winds. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

In July, the average relative humidity is 54%.

Rainfall

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

Snowfall

May through September are months without snowfall.

Daylight

The average length of the day in July is 14h and 51min.
On the first day of the month, sunrise is at 5:40 am and sunset at 8:49 pm. On the last day of July, sunrise is at 6:04 am and sunset at 8:29 pm PDT.

Sunshine

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

UV index

July is the month with the highest UV index, with an average maximum UV index of 6. A UV Index reading 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:
Resist overexposure. Safeguarding from solar damage is indispensable. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the warmest month in Yreka?

Yreka experiences the peak of its temperatures in July and August, when the average high-temperatures rise to 84.2°F (29°C).

Is it hot in Yreka during July?

Yreka in July has an average high-temperature of 84.2°F (29°C) and an average low-temperature of 49.8°F (9.9°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in July in Yreka?

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

What is the driest month in Yreka?

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 Yreka?

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

When it does not snow in Yreka?

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

What is the average length of the day in July in Yreka?

In Yreka, the average day length in July is 14h and 51min.

When is the sunrise / sunset in July in Yreka?

On the first day of July, sunrise is at 5:40 am and sunset at 8:49 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 8:29 pm PDT.

What month has the most sunshine in Yreka?

The month with the most sunshine is July, with an average of 12.1h of sunshine.

How many hours of sunshine does Yreka have in July?

The average sunshine duration in July is 12.1h.

What is the month with the highest UV index in Yreka?

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

What is the UV index reading in July in Yreka?

In Yreka, California, the average daily maximum UV index in July is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
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
Yreka, CA

Average temperature in July - Yreka, 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).

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Average pressure in July
Yreka, CA

Average pressure in July - Yreka, 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).

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Average wind speed in July
Yreka, CA

Average wind speed in July - Yreka, 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).

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Average humidity in July
Yreka, CA

Average humidity in July - Yreka, 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%).

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Average rainfall in July
Yreka, CA

Average rainfall in July - Yreka, 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").

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Average rainfall days in July
Yreka, CA

Average rainfall days in July - Yreka, 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).

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Average snowfall in July
Yreka, CA

Average snowfall in July - Yreka, 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").

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Average snowfall days in July
Yreka, CA

Average snowfall days in July - Yreka, 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).

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

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

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

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Average sunshine days in July
Yreka, CA

Average sunshine days in July - Yreka, 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).

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Average UV index in July
Yreka, CA

Average UV index in July - Yreka, 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).

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Average cloud cover in July
Yreka, CA

Average cloud cover in July - Yreka, 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).

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Average visibility in July
Yreka, CA

Average visibility in July - Yreka, 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).

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Yreka, California, USA

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