August weather forecast
Martell, CA

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Weather in August

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

Temperature

The start of August marks an average high-temperature of a still tropical 90.1°F (32.3°C), hardly distinguishable from the conditions in July. During the nights in August, Martell records a pronounced shift from the daytime warmth, with a consistent average temperature of 58.8°F (14.9°C).

Heat index

In August, the heat index is computed to be a hot 91.4°F (33°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. 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

In August, the average relative humidity 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 August, the average length of the day is 13h and 37min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:32 am and sunset at 7:33 pm PDT.

Sunshine

The average sunshine in August is 12h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

The average high-temperature and low-temperature during August are 90.1°F (32.3°C) and 58.8°F (14.9°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 91.4°F (33°C).

What is the average humidity in August in Martell?

In August, the average relative humidity 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 many days does it rain in August?

In Martell, in August, during 1.5 rainfall days, 0.04" (1mm) of precipitation is typically accumulated.

When it does not snow?

January, April through October are months without snowfall.

How many hours of daylight does Martell have in August?

The average day length in August in Martell is 13h and 37min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:06 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:33 pm PDT.

How many hours of sunshine does Martell have in August?

In Martell, California, the average sunshine duration in August is 12h.

When is 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 reading in August?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Martell, CA

Average temperature in August - Martell, 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
Martell, CA

Average pressure in August - Martell, 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
Martell, CA

Average wind speed in August - Martell, 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
Martell, CA

Average humidity in August - Martell, 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
Martell, CA

Average rainfall in August - Martell, 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
Martell, CA

Average rainfall days in August - Martell, 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
Martell, CA

Average snowfall in August - Martell, 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
Martell, CA

Average snowfall days in August - Martell, 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
Martell, CA

Average daylight in August / Average sunshine in August - Martell, 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
Martell, CA

Average sunshine days in August - Martell, 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
Martell, CA

Average UV index in August - Martell, 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
Martell, CA

Average cloud cover in August - Martell, 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
Martell, CA

Average visibility in August - Martell, 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).

Martell, California, USA

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