July weather forecast and climate
Martinez, CA

A cow grazing in the vast Martinez Hills
A cow grazing in the vast Martinez Hills' fields near Martinez Town, California

Weather in July

July, like June, in Martinez, California, is another warm summer month, with average temperature varying between 84.2°F (29°C) and 56.1°F (13.4°C).

Temperature

With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 56.1°F (13.4°C), July is the warmest month.

Heat index

The average heat index is evaluated at a tropical 87.3°F (30.7°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, pregnancy, differences in body mass, height, and shape), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in Martinez is 58%.

Rainfall

July and August are months with the least rain in Martinez when the rain falls for 1.6 days and typically aggregates up to 0.04" (1mm) of rain.

Daylight

In Martinez, California, the average length of the day is 14.5h.

Sunshine

The month with the most sunshine is July, with an average of 12h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Martinez?

With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 56.1°F (13.4°C), July is the warmest month in Martinez.

What is the temperature in July in Martinez?

In July, in Martinez, California, the average high-temperature is 84.2°F (29°C), and the average low-temperature is 56.1°F (13.4°C). The average heat index (a.k.a. 'real feel', 'feels like'), that takes the relative humidity and factores it into the air temperature reading, in July is calculated to 87.3°F (30.7°C).

What is the average humidity in July in Martinez?

In July, the average relative humidity in Martinez is 58%.

How many days does it rain in July in Martinez?

In Martinez, during July, the rain falls for 1.6 days and regularly aggregates up to 0.04" (1mm) of precipitation.

What is the driest month in Martinez?

Months with the least rainfall in Martinez, California, are July and August Rain falls for 1.6 days and accumulates 0.04" (1mm) of rain.

How many hours of daylight does Martinez have in July?

In Martinez, California, the average length of the day in July is 14.5h.

What month has the most sunshine in Martinez?

July has the most sunshine of the year in Martinez, California, with an average of 12h of sunshine.

How many hours of sunshine does Martinez have in July?

In Martinez, the average sunshine in July is 12h.

What are the months with the highest UV index in Martinez?

Months with the highest UV index in Martinez are June through August, with an average maximum UV index of 6.

What is the UV index intensity in July in Martinez?

The average daily maximum UV index in July is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to the Sun's UV rays.

Average temperature in July
Martinez, CA

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

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in July: 56.1°F

The month with the highest average low temperature is September (57.6°F).
The coldest months (with the lowest average low temperature) are January and December (42.3°F).

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Average pressure in July
Martinez, CA

Average pressure in July - Martinez, CA
  • Average pressure in July: 29.92"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in July
Martinez, CA

Average wind speed in July - Martinez, CA
  • Average wind speed in July: 7.1mph

The windiest month (with the highest average wind speed) is May (7.4mph).
The calmest month (with the lowest average wind speed) is November (4.5mph).

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Average humidity in July
Martinez, CA

Average humidity in July - Martinez, CA
  • Average humidity in July: 58%

The month with the highest relative humidity is March (74%).
Months with the lowest relative humidity are September and October (56%).

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Average rainfall in July
Martinez, CA

Average rainfall in July - Martinez, CA
  • Average rainfall in July: 0.04"

The wettest month (with the highest rainfall) is February (0.98").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in July
Martinez, CA

Average rainfall days in July - Martinez, CA
  • Average rainfall days in July: 1.6 days

The month with the highest number of rainy days is March (8.3 days).
The month with the least rainy days is August (1 days).

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

Average daylight in July / Average sunshine in July - Martinez, CA
  • Average daylight in July: 14.5h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in July: 12h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 5.7h).

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Average sunshine days in July
Martinez, CA

Average sunshine days in July - Martinez, CA
  • Average sunshine days in July: 29 days

The month with the most sunshine days is July (29 days).
Months with the least sunshine days are February and March (22.1 days).

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Average UV index in July
Martinez, CA

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in July
Martinez, CA

Average cloud cover in July - Martinez, CA
  • Average cloud cover in July: 7

Months with the most cloud cover are March and December (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 7).

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Average visibility in July
Martinez, CA

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

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

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