July weather forecast
Imperial, CA

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Weather in July

July in Imperial, California, is an extremely hot summer month, with an average temperature fluctuating between 106.7°F (41.5°C) and 83.5°F (28.6°C).

Temperature

Temperature readings reach their annual highs in July, averaging 106.7°F (41.5°C) and a minimum average of 83.5°F (28.6°C).

Humidity

The average relative humidity in July is 25%.

Rainfall

January through April, July through December are months with rainfall. The wettest months are March, April, July through September and December, with an average 0.08" (2mm) of rainfall.

Daylight

The average length of the day in July is 14h and 4min.
On the first day of July, sunrise is at 5:38 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:41 pm PDT.

Sunshine

The average sunshine in July is 12.1h.

UV index

The months with the highest UV index are July and August, with an average maximum UV index of 9. A UV Index reading of 8 to 10 represents a very high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In July, the maximum UV index of 9 translates into these guidelines:
Always stay safe. Unprotected skin and eyes can get damaged rapidly. 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. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Even on overcast days, a sunscreen with a sun protection factor of no less than 30 should be generously applied and reapplied, particularly after swimming or outdoor activities.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the hottest?

July brings the highest temperatures, with an average high of 106.7°F (41.5°C) and an average low of 83.5°F (28.6°C).

How hot is it in July?

In Imperial, in July, the average high-temperature is 106.7°F (41.5°C), and the average low-temperature is 83.5°F (28.6°C).

What is the average humidity in July?

In July, the average relative humidity is 25%.

What is the rainiest month?

The months with the most rainfall are March, April, July through September and December, with an average 0.08" (2mm) of precipitation.

When does it start to rain?

July is the first month it rains in Imperial. Throughout July, in the average 2.8 rainfall days, it receives 0.08" (2mm) of precipitation.

What is the average length of the day in July?

In July, the average day length is 14h and 4min.

What time are sunrise and sunset in July?

In July, on the first day of the month, sunrise is at 5:38 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:55 am and sunset at 7:41 pm PDT.

How long on average sun shines in July?

In Imperial, the average sunshine duration in July is 12.1h.

What are the months with the highest UV index?

The months with the highest UV index are July and August, with an average maximum UV index of 9.

What is the UV index intensity in July?

The average daily maximum UV index in July is 9. A UV Index of 8 to 10 symbolizes a very high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Imperial, CA

Average temperature in July - Imperial, CA
  • Average high temperature in July: 106.7°F

The warmest month (with the highest average high temperature) is July (106.7°F).
The month with the lowest average high temperature is December (66.4°F).

  • Average low temperature in July: 83.5°F

The month with the highest average low temperature is August (85.5°F).
The coldest month (with the lowest average low temperature) is January (49.8°F).

Average pressure in July
Imperial, CA

Average pressure in July - Imperial, CA
  • Average pressure in July: 29.82"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.78"Hg).

Average wind speed in July
Imperial, CA

Average wind speed in July - Imperial, CA
  • Average wind speed in July: 5.7mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is January (5.2mph).

Average humidity in July
Imperial, CA

Average humidity in July - Imperial, CA
  • Average humidity in July: 25%

The month with the highest relative humidity is December (40%).
The month with the lowest relative humidity is June (21%).

Average rainfall in July
Imperial, CA

Average rainfall in July - Imperial, CA
  • Average rainfall in July: 0.08"

The wettest months (with the highest rainfall) are March, April, July, August, September and December (0.08").
The driest months (with the least rainfall) are May and June (0").

Average rainfall days in July
Imperial, CA

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

The month with the highest number of rainy days is July (2.8 days).
The month with the least rainy days is May (0.3 days).

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

Average daylight in July / Average sunshine in July - Imperial, 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 June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

Average sunshine days in July
Imperial, CA

Average sunshine days in July - Imperial, CA
  • Average sunshine days in July: 26.3 days

The month with the most sunshine days is May (30.4 days).
The month with the least sunshine days is August (25.8 days).

Average UV index in July
Imperial, CA

Average UV index in July - Imperial, CA
  • Average UV index in July: 9

The months with the highest UV index are July and August (UV index 9).
The month with the lowest UV index is December (UV index 4).

Average cloud cover in July
Imperial, CA

Average cloud cover in July - Imperial, CA
  • Average cloud cover in July: 8

The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 4).

Average visibility in July
Imperial, CA

Average visibility in July - Imperial, 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).

Imperial, California, USA

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