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 ranging between min 58.8°F (14.9°C) and max 90.1°F (32.3°C).

Temperature

August's average high-temperature stands at a still hot 90.1°F (32.3°C), showing little deviation from July's 91°F (32.8°C). Plymouth observes a substantial disparity between daytime high and the average low-temperature of 58.8°F (14.9°C) during August nights.

Heat index

August's heat index is calculated to be a tropical 91.4°F (33°C). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
Heat index specifics point out values are for conditions of shade and a slight breeze. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

The average relative humidity in August 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

January, April through October are months without snowfall.

Daylight

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

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

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In August, a daily UV index of 6 turns into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

In Plymouth, 90.1°F (32.3°C) is the average high-temperature and 58.8°F (14.9°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 91.4°F (33°C).

What is the average humidity in August?

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

What is the driest month?

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.

How much does it rain in August?

In Plymouth, in August, it is raining for 1.5 days, with typically 0.04" (1mm) of accumulated precipitation.

When it does not snow?

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

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

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

What time 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 many hours of sunshine does Plymouth have in August?

In August, the average sunshine duration is 12h.

What is the month with the highest UV index?

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

What is the UV index intensity in August?

In Plymouth, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Plymouth, California, USA

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