August weather forecast
Folsom, CA

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Weather in August

August, the last month of the summer in Folsom, is another hot month, with an average temperature fluctuating between 92.8°F (33.8°C) and 59.9°F (15.5°C).

Temperature

August brings a marginal elevation to a still hot 92.8°F (33.8°C) from July's 93.7°F (34.3°C) in Folsom's average high-temperatures. In August, a remarkable difference from daytime highs is noted, as Folsom records an average temperature of 59.9°F (15.5°C) during the night.

Heat index

The heat index in August is computed to be a sweltering 96.8°F (36°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
The natural method the human body uses to remove excess heat is by perspiring and letting sweat evaporate. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In August, the average relative humidity in Folsom is 43%.

Rainfall

The months with the least rainfall are July and August Rain falls for 1.5 days and accumulates 0.04" (1mm) of rain.

Snowfall

January through November are months without snowfall in Folsom, California.

Daylight

In Folsom, the average length of the day in August is 13h and 37min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:15 pm. On the last day of August, in Folsom, California, sunrise is at 6:33 am and sunset at 7:35 pm PDT.

Sunshine

The average sunshine in August is 12h.

UV index

The average daily maximum UV index in August in Folsom, California, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in August interprets into the following advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

How hot is it in Folsom in August?

During August, Folsom experiences an average high-temperature of 92.8°F (33.8°C) and a low-temperature of 59.9°F (15.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is computed to be 96.8°F (36°C).

What is the average humidity in August in Folsom?

In August, the average relative humidity in Folsom is 43%.

What is the driest month in Folsom?

The months with the least rainfall are July and August Rain falls for 1.5 days and accumulates 0.04" (1mm) of rain.

How much does it rain in Folsom in August?

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

When it does not snow in Folsom?

January through November are months without snowfall in Folsom.

How many hours of daylight does Folsom have in August?

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

What time are sunrise and sunset in August in Folsom?

On the first day of August in Folsom, sunrise is at 6:06 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:35 pm PDT.

How long on average sun shines in August in Folsom?

The average sunshine duration in August is 12h.

What is the UV index intensity in August in Folsom?

The average daily maximum UV index in August in Folsom is 6. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Folsom, CA

Average temperature in August - Folsom, CA
  • Average high temperature in August: 92.8°F

The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is December (54°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).

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Average pressure in August
Folsom, CA

Average pressure in August - Folsom, CA
  • Average pressure in August: 29.91"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Folsom, CA

Average wind speed in August - Folsom, CA
  • Average wind speed in August: 4mph

The windiest month (with the highest average wind speed) is February (5.5mph).
The calmest month (with the lowest average wind speed) is September (3.9mph).

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Average humidity in August
Folsom, CA

Average humidity in August - Folsom, CA
  • Average humidity in August: 43%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (41%).

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Average rainfall in August
Folsom, CA

Average rainfall in August - Folsom, CA
  • Average rainfall in August: 0.04"

The wettest month (with the highest rainfall) is March (2.48").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in August
Folsom, CA

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

The month with the highest number of rainy days is March (12.9 days).
The month with the least rainy days is July (1.2 days).

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Average snowfall in August
Folsom, CA

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

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
Folsom, CA

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

The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in August / Average sunshine in August - Folsom, 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: 5h and 48min).

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Average sunshine days in August
Folsom, CA

Average sunshine days in August - Folsom, CA
  • Average sunshine days in August: 28.7 days

The month with the most sunshine days is July (29.1 days).
The month with the least sunshine days is March (17.3 days).

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Average UV index in August
Folsom, CA

Average UV index in August - Folsom, CA
  • Average UV index in August: 6

The months with the highest UV index are June and July (UV index 7).
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
Folsom, CA

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

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in August
Folsom, CA

Average visibility in August - Folsom, 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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Folsom, California, USA

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