August weather forecast
Plymouth, CA

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Weather in August

The last month of the summer, August, is another hot month in Plymouth, California, with an average temperature varying between 90.1°F (32.3°C) and 58.8°F (14.9°C).

Temperature

Plymouth notes an average high-temperature of a still tropical 90.1°F (32.3°C) in August, displaying minor variation from July. Throughout August, Plymouth registers a distinct decrease from daytime highs, reaching an average low of 58.8°F (14.9°C).

Heat index

The heat index for August is estimated at a hot 91.4°F (33°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

In August, the average relative humidity in Plymouth, California, is 41%.

Rainfall

July and August are months with the least rain when the rain falls for 1.5 days and typically aggregates up to 0.04" (1mm) of rain.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 37min.
On the first day of August, sunrise is at 6:06 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:34 pm PDT.

Sunshine

In Plymouth, the average sunshine in August is 12h.

UV index

The months with the highest UV index in Plymouth are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

How hot does it get in Plymouth in August?

The average high-temperature, in August, in Plymouth, is 90.1°F (32.3°C), while the average low-temperature is 58.8°F (14.9°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 91.4°F (33°C).

What is the average humidity in August in Plymouth?

The average relative humidity in August in Plymouth, California, is 41%.

What is the driest month in Plymouth?

July and August are months with the least rain in Plymouth, California, when the rain falls for 1.5 days and typically aggregates up to 0.04" (1mm) of rain.

How much does it rain in Plymouth in August?

In Plymouth, during August, the rain falls for 1.5 days and regularly aggregates up to 0.04" (1mm) of precipitation.

When it does not snow in Plymouth?

January, April through October are months without snowfall in Plymouth, California.

What is the average length of the day in August in Plymouth?

In Plymouth, California, the average day length in August is 13h and 37min.

When are sunrise and sunset in August in Plymouth?

In August, on the first day of the month, sunrise is at 6:06 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:34 pm PDT.

How long on average sun shines in August in Plymouth?

The average sunshine duration in August in Plymouth, California, is 12h.

When is the highest UV index in Plymouth?

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

What is the UV index intensity in August in Plymouth?

In August, the average daily maximum UV index in Plymouth, California, is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
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 August
Plymouth, CA

Average temperature in August - Plymouth, CA
  • Average high temperature in August: 90.1°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 August: 58.8°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 August
Plymouth, CA

Average pressure in August - Plymouth, CA
  • Average pressure in August: 29.92"Hg

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

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Average wind speed in August
Plymouth, CA

Average wind speed in August - Plymouth, CA
  • Average wind speed in August: 3.8mph

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 August
Plymouth, CA

Average humidity in August - Plymouth, CA
  • Average humidity in August: 41%

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 August
Plymouth, CA

Average rainfall in August - Plymouth, CA
  • Average rainfall in August: 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 August
Plymouth, CA

Average rainfall days in August - Plymouth, CA
  • Average rainfall days in August: 1.5 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 August
Plymouth, CA

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

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

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Average snowfall days in August
Plymouth, CA

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

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

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

Average daylight in August / Average sunshine in August - Plymouth, CA
  • Average daylight in August: 13h and 4min

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 30min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).

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Average sunshine days in August
Plymouth, CA

Average sunshine days in August - Plymouth, CA
  • Average sunshine days in August: 28.8 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 August
Plymouth, CA

Average UV index in August - Plymouth, CA
  • Average UV index in August: 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 August
Plymouth, CA

Average cloud cover in August - Plymouth, CA
  • Average cloud cover in August: 5

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 August
Plymouth, CA

Average visibility in August - Plymouth, CA
  • Average visibility in August: 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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Plymouth, California, USA

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