September weather forecast
Cometa, CA

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Weather in September

The first month of the autumn, September, is still a hot month in Cometa, California, with an average temperature ranging between max 90°F (32.2°C) and min 59.7°F (15.4°C).

Temperature

During the shift to September, a minor reduction in average high-temperature is observed, shifting from a very hot 95.5°F (35.3°C) in August to a hot 90°F (32.2°C). In September, the temperature in Cometa sees a substantial plunge from daytime highs to a low average of 59.7°F (15.4°C).

Heat index

In September, the heat index is estimated at a tropical 91.4°F (33°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', offers an insight into how hot it feels when we factor in moisture content. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In September, the average relative humidity is 41%.

Rainfall

In September, the rain falls for 2 days. Throughout September, 0.08" (2mm) of precipitation is accumulated. Throughout the year, there are 59.3 rainfall days, and 8.23" (209mm) of precipitation is accumulated.

Snowfall

January through November are months without snowfall in Cometa.

Daylight

In September, the average length of the day in Cometa is 12h and 25min.
On the first day of September, sunrise is at 6:34 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:47 pm PDT.

Sunshine

In Cometa, the average sunshine in September is 11.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

How hot does it get in Cometa in September?

An average high-temperature, in September, in Cometa, is 90°F (32.2°C) and the average low-temperature is 59.7°F (15.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 91.4°F (33°C).

What is the average humidity in September in Cometa?

The average relative humidity in September in Cometa is 41%.

How much does it rain in Cometa in September?

In September, in Cometa, the rain falls for 2 days. Throughout September, 0.08" (2mm) of precipitation is accumulated.

When it does not snow in Cometa?

January through November are months without snowfall.

What is the average length of the day in September in Cometa?

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

What time are sunrise and sunset in September in Cometa?

In September, on the first day of the month, sunrise is at 6:34 am and sunset at 7:32 pm. On the last day of the month, in Cometa, California, sunrise is at 6:59 am and sunset at 6:47 pm PDT.

How long on average sun shines in September in Cometa?

The average sunshine duration in September is 11.5h.

How high is the UV index in September in Cometa?

In September, the average daily maximum UV index in Cometa is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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 September
Cometa, CA

Average temperature in September - Cometa, CA
  • Average high temperature in September: 90°F

The warmest month (with the highest average high temperature) is July (96.4°F).
The month with the lowest average high temperature is December (55.4°F).

  • Average low temperature in September: 59.7°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

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Average pressure in September
Cometa, CA

Average pressure in September - Cometa, CA
  • Average pressure in September: 29.93"Hg

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

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Average wind speed in September
Cometa, CA

Average wind speed in September - Cometa, CA
  • Average wind speed in September: 5.7mph

The windiest month (with the highest average wind speed) is June (7.1mph).
The calmest month (with the lowest average wind speed) is November (4.9mph).

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Average humidity in September
Cometa, CA

Average humidity in September - Cometa, CA
  • Average humidity in September: 41%

The month with the highest relative humidity is January (72%).
The month with the lowest relative humidity is July (37%).

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Average rainfall in September
Cometa, CA

Average rainfall in September - Cometa, CA
  • Average rainfall in September: 0.08"

The wettest month (with the highest rainfall) is March (1.65").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in September
Cometa, CA

Average rainfall days in September - Cometa, CA
  • Average rainfall days in September: 2 days

The month with the highest number of rainy days is March (11.3 days).
The month with the least rainy days is August (0.7 days).

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Average snowfall in September
Cometa, CA

Average snowfall in September - Cometa, CA
  • Average snowfall in September: 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 September
Cometa, CA

Average snowfall days in September - Cometa, CA
  • Average snowfall days in September: 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 September /
Average sunshine in September
Cometa, CA

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 11h and 3min

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).

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Average sunshine days in September
Cometa, CA

Average sunshine days in September - Cometa, CA
  • Average sunshine days in September: 26.8 days

The month with the most sunshine days is August (29.2 days).
The month with the least sunshine days is March (18.7 days).

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Average UV index in September
Cometa, CA

Average UV index in September - Cometa, 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
Cometa, CA

Average cloud cover in September - Cometa, CA
  • Average cloud cover in September: 6

The month with the most cloud cover is March (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in September
Cometa, CA

Average visibility in September - Cometa, 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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Cometa, California, USA

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