September weather forecast
El Macero, CA

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Weather in September

September, the first month of the autumn in El Macero, is also a hot month, with an average temperature varying between 58.6°F (14.8°C) and 88.7°F (31.5°C).

Temperature

The arrival of September records an average high-temperature of a still tropical 88.7°F (31.5°C), closely related to the 92.8°F (33.8°C) observed in August. Throughout September nights, El Macero reports a steady thermal contrast from the day, with an average low-temperature of 58.6°F (14.8°C).

Heat index

The heat index in September is computed to be a tropical 89.6°F (32°C). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'felt air temperature', gives a temperature feeling by integrating air temperature and humidity. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

The least humid month is September, with an average relative humidity of 45%.

Rainfall

In El Macero, in September, during 2.2 rainfall days, 0.12" (3mm) of precipitation is typically accumulated. Throughout the year, there are 67.4 rainfall days, and 12.17" (309mm) of precipitation is accumulated.

Daylight

In September, the average length of the day in El Macero is 12h and 25min.
On the first day of September in El Macero, California, sunrise is at 6:36 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm PDT.

Sunshine

The average sunshine in September in El Macero is 11.2h.

UV index

The average daily maximum UV index in September in El Macero is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 5 in September translates into these instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

How hot does it get in El Macero in September?

In El Macero, in September, the average high-temperature is 88.7°F (31.5°C), and the average low-temperature is 58.6°F (14.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in September is computed to be 89.6°F (32°C).

What is the least humid month in El Macero?

September is the least humid month in El Macero, with an average relative humidity of 45%.

What is the average humidity in September in El Macero?

In September, the average relative humidity is 45%.

How many days does it rain in September in El Macero?

In September, in El Macero, the rain falls for 2.2 days. Throughout September, 0.12" (3mm) of precipitation is accumulated.

What is the average length of the day in September in El Macero?

The average day length in September is 12h and 25min.

What time are sunrise and sunset in September in El Macero?

On the first day of September in El Macero, sunrise is at 6:36 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 6:50 pm PDT.

How many hours of sunshine does El Macero have in September?

The average sunshine duration in September in El Macero, California, is 11.2h.

How high is the UV index in September in El Macero?

In September, the average daily maximum UV index in El Macero is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
El Macero, CA

Average temperature in September - El Macero, CA
  • Average high temperature in September: 88.7°F

The warmest month (with the highest average high temperature) is July (93.6°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in September: 58.6°F

The month with the highest average low temperature is August (59.2°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).

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Average pressure in September
El Macero, CA

Average pressure in September - El Macero, CA
  • Average pressure in September: 29.92"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June and August (29.91"Hg).

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Average wind speed in September
El Macero, CA

Average wind speed in September - El Macero, CA
  • Average wind speed in September: 5.1mph

The windiest months (with the highest average wind speed) are May and June (6.3mph).
The calmest month (with the lowest average wind speed) is November (5mph).

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Average humidity in September
El Macero, CA

Average humidity in September - El Macero, CA
  • Average humidity in September: 45%

The month with the highest relative humidity is March (76%).
The month with the lowest relative humidity is September (45%).

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Average rainfall in September
El Macero, CA

Average rainfall in September - El Macero, CA
  • Average rainfall in September: 0.12"

The wettest month (with the highest rainfall) is February (2.44").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in September
El Macero, CA

Average rainfall days in September - El Macero, CA
  • Average rainfall days in September: 2.2 days

The month with the highest number of rainy days is March (12.5 days).
The months with the least rainy days are July and August (0.8 days).

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Average daylight in September /
Average sunshine in September
El Macero, CA

Average daylight in September / Average sunshine in September - El Macero, CA
  • Average daylight in September: 12h and 2min

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 September: 11h and 1min

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 36min).

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Average sunshine days in September
El Macero, CA

Average sunshine days in September - El Macero, CA
  • Average sunshine days in September: 27.6 days

The month with the most sunshine days is August (29.8 days).
The month with the least sunshine days is March (17.8 days).

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Average UV index in September
El Macero, CA

Average UV index in September - El Macero, CA
  • Average UV index in September: 5

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 September
El Macero, CA

Average cloud cover in September - El Macero, CA
  • Average cloud cover in September: 9

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 5).

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Average visibility in September
El Macero, CA

Average visibility in September - El Macero, CA
  • Average visibility in September: 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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El Macero, California, USA

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