June weather forecast
Martinez, CA

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

Weather in June

The first month of the summer, June, is still a warm month in Martinez, California, with an average temperature fluctuating between 55°F (12.8°C) and 81.3°F (27.4°C).

Temperature

The beginning of June signals a minor rise in the average high-temperature, moving from 73.6°F (23.1°C) in May to a still moderately hot 81.3°F (27.4°C). In Martinez, the June nights descend to a significantly cooler average of 55°F (12.8°C) compared to daytime highs.

Heat index

In June, the average heat index is estimated at 82.4°F (28°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Martinez, the average relative humidity in June is 57%.

Rainfall

In June, the rain falls for 1.2 days. Throughout June, 0.08" (2mm) of precipitation is accumulated. Throughout the year, in Martinez, there are 48.9 rainfall days, and 4.96" (126mm) of precipitation is accumulated.

Daylight

June has the longest days of the year, with an average of 14h and 48min of daylight.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:25 pm. On the last day of June, sunrise is at 5:49 am and sunset at 8:35 pm PDT.

Sunshine

The average sunshine in June in Martinez is 11.7h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Martinez. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: In June, the maximum UV index of 6 translates into these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What are June temperatures in Martinez?

In June, in Martinez, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 55°F (12.8°C). In June, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 82.4°F (28°C).

What is the average humidity in June in Martinez?

The average relative humidity in June is 57%.

How much does it rain in Martinez in June?

In Martinez, in June, during 1.2 rainfall days, 0.08" (2mm) of precipitation is typically accumulated.

When are the longest days in Martinez?

With an average of 14h and 48min of daylight, June has the longest days of the year.

How many hours of daylight does Martinez have in June?

In Martinez, the average day length in June is 14h and 46min.

When are sunrise and sunset in June in Martinez?

In June, on the first day of the month, sunrise is at 5:47 am and sunset at 8:25 pm. On the last day of the month, in Martinez, California, sunrise is at 5:49 am and sunset at 8:35 pm PDT.

How many hours of sunshine does Martinez have in June?

The average sunshine duration in June is 11.7h.

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

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

What is the UV index intensity in June in Martinez?

In June, the average daily maximum UV index in Martinez, California, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in June
Martinez, CA

Average temperature in June - Martinez, CA
  • Average high temperature in June: 81.3°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 June: 55°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 June
Martinez, CA

Average pressure in June - Martinez, CA
  • Average pressure in June: 29.91"Hg

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

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Average wind speed in June
Martinez, CA

Average wind speed in June - Martinez, CA
  • Average wind speed in June: 7.3mph

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 June
Martinez, CA

Average humidity in June - Martinez, CA
  • Average humidity in June: 57%

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

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Average rainfall in June
Martinez, CA

Average rainfall in June - Martinez, CA
  • Average rainfall in June: 0.08"

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 June
Martinez, CA

Average rainfall days in June - Martinez, CA
  • Average rainfall days in June: 1.2 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 June /
Average sunshine in June
Martinez, CA

Average daylight in June / Average sunshine in June - Martinez, CA
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in June: 11h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in June
Martinez, CA

Average sunshine days in June - Martinez, CA
  • Average sunshine days in June: 28 days

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

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Average UV index in June
Martinez, CA

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

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

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Average cloud cover in June
Martinez, CA

Average cloud cover in June - Martinez, CA
  • Average cloud cover in June: 12

The 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 June
Martinez, CA

Average visibility in June - Martinez, CA
  • Average visibility in June: 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).

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Martinez, California, USA

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