July weather forecast and climate
Plymouth, CA

Weather in July

July is a hot summer month in Plymouth, California, with average temperature fluctuating between 59°F (15°C) and 91°F (32.8°C).

Temperature

The warmest month is July, with an average high-temperature of 91°F (32.8°C) and an average low-temperature of 59°F (15°C).

Heat index

In July, the average heat index is appraised at a tropical 92.3°F (33.5°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, pregnancy, metabolic differences), 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

With an average relative humidity of 40%, July is the least humid month in Plymouth.

Rainfall

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

Snowfall

In Plymouth snow does not fall in January, April through October.

Daylight

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

Sunshine

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

UV index

Months with the highest UV index are June through August, 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 the Sun's UV rays for the ordinary person.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the warmest month in Plymouth?

The warmest month in Plymouth, California, is July, with an average high-temperature of 91°F (32.8°C) and an average low-temperature of 59°F (15°C).

What is the temperature in July in Plymouth?

In Plymouth, in July, the average high-temperature is 91°F (32.8°C), and the average low-temperature is 59°F (15°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that factores the actual air temperature with the relative humidity, is estimated at 92.3°F (33.5°C).

What is the least humid month in Plymouth?

With an average relative humidity of 40%, July is the least humid month in Plymouth.

What is the average humidity in July in Plymouth?

In Plymouth, the average relative humidity in July is 40%.

How many days does it rain in July in Plymouth?

In Plymouth, California, in July, during 1.6 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

What is the driest month in Plymouth?

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

When it does not snow in Plymouth?

In Plymouth snow does not fall in January, April through October.

How many hours of daylight does Plymouth have in July?

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

What month has the most sunshine in Plymouth?

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

How long on average sun shines in July in Plymouth?

In Plymouth, the average sunshine in July is 12.1h.

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

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

What is the UV index intensity in July in Plymouth?

In July, the average daily maximum UV index in Plymouth is 6. A UV Index of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV radiation.

Average temperature in July
Plymouth, CA

Average temperature in July - Plymouth, CA
  • Average high temperature in July: 91°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is December (52.9°F).

  • Average low temperature in July: 59°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is December (37.9°F).

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Average pressure in July
Plymouth, CA

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

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in July
Plymouth, CA

Average wind speed in July - Plymouth, CA
  • Average wind speed in July: 4mph

The windiest month (with the highest average wind speed) is February (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in July
Plymouth, CA

Average humidity in July - Plymouth, CA
  • Average humidity in July: 40%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (40%).

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Average rainfall in July
Plymouth, CA

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

The wettest month (with the highest rainfall) is March (4.69").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in July
Plymouth, CA

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

The month with the highest number of rainy days is March (14.6 days).
The month with the least rainy days is August (1.5 days).

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Average snowfall in July
Plymouth, CA

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

The month with the highest snowfall is February (2.01").
Months with the least snowfall are January, April, May, June, July, August, September and October (0").

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Average snowfall days in July
Plymouth, CA

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

The month with the highest number of snowfall days is February (1.3 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in July / Average sunshine in July - Plymouth, 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: 9.5h).

  • Average sunshine in July: 12.1h

The month with the most sunshine is July (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in July
Plymouth, CA

Average sunshine days in July - Plymouth, CA
  • Average sunshine days in July: 28.4 days

The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (15.1 days).

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Average UV index in July
Plymouth, CA

Average UV index in July - Plymouth, 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
Plymouth, CA

Average cloud cover in July - Plymouth, CA
  • Average cloud cover in July: 4

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in July
Plymouth, CA

Average visibility in July - Plymouth, 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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