August weather forecast
Madison, CA

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Weather in August

The last month of the summer, August, is another hot month in Madison, California, with an average temperature fluctuating between 59.2°F (15.1°C) and 93.2°F (34°C).

Temperature

The arrival of August sees an average high-temperature of a still tropical 93.2°F (34°C), hardly diverging from July's 93.9°F (34.4°C). Marked by a significant drop from the daytime highs, Madison's average low-temperature in August stands at a refreshing 59.2°F (15.1°C).

Heat index

August's average heat index is estimated at a very hot 98.6°F (37°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
Be aware that heat index ratings are designed for shaded locations and minor breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In Madison, the average relative humidity in August is 47%.

Rainfall

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

Snowfall

In Madison, California, snow does not fall in January through November.

Daylight

In Madison, the average length of the day in August is 13h and 37min.
On the first day of the month, sunrise is at 6:10 am and sunset at 8:18 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:38 pm PDT.

Sunshine

The average sunshine in August is 11.9h.

UV index

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

How hot does it get in Madison in August?

The high-temperature, in August, in Madison, is 93.2°F (34°C), while the low-temperature averages to 59.2°F (15.1°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 98.6°F (37°C).

What is the average humidity in August in Madison?

In Madison, the average relative humidity in August is 47%.

What is the driest month in Madison?

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

How much does it rain in Madison in August?

In Madison, 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 Madison?

In Madison, snow does not fall in January through November.

How many hours of daylight does Madison have in August?

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

What time are sunrise and sunset in August in Madison?

On the first day of August in Madison, California, sunrise is at 6:10 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:38 pm PDT.

How many hours of sunshine does Madison have in August?

In Madison, the average sunshine duration in August is 11.9h.

What is the UV index intensity in August in Madison?

The average daily maximum UV index in August in Madison, California, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Madison, CA

Average temperature in August - Madison, CA
  • Average high temperature in August: 93.2°F

The warmest month (with the highest average high temperature) is July (93.9°F).
The month with the lowest average high temperature is December (54.3°F).

  • Average low temperature in August: 59.2°F

The months with the highest average low temperature are July and August (59.2°F).
The coldest months (with the lowest average low temperature) are January and December (41.5°F).

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Average pressure in August
Madison, CA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Madison, CA

Average wind speed in August - Madison, CA
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is February (6.3mph).
The calmest month (with the lowest average wind speed) is September (5mph).

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Average humidity in August
Madison, CA

Average humidity in August - Madison, CA
  • Average humidity in August: 47%

The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is September (43%).

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Average rainfall in August
Madison, CA

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

The wettest month (with the highest rainfall) is February (2.52").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in August
Madison, CA

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

The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is July (0.8 days).

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Average snowfall days in August
Madison, CA

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

The month with the highest number of snowfall days is December (0.1 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
Madison, CA

Average daylight in August / Average sunshine in August - Madison, 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: 11h and 5min

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 42min).

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Average sunshine days in August
Madison, CA

Average sunshine days in August - Madison, CA
  • Average sunshine days in August: 29.3 days

The months with the most sunshine days are July and August (29.3 days).
The month with the least sunshine days is March (16.8 days).

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Average UV index in August
Madison, CA

Average UV index in August - Madison, 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
Madison, CA

Average cloud cover in August - Madison, 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
Madison, CA

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

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