September weather forecast
Vidal, CA

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Weather in September

The first month of the autumn, September, is still a torrid month in Vidal, California, with temperature in the range of an average low of 79.9°F (26.6°C) and an average high of 96.8°F (36°C).

Temperature

Vidal's weather subtly changes with the onset of September, barely falling from 103.6°F (39.8°C) in August to a still very hot 96.8°F (36°C). Throughout September, Vidal experiences a low-temperature average of 79.9°F (26.6°C).

Humidity

In September, the average relative humidity is 25%.

Rainfall

In Vidal, in September, during 4.8 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. In Vidal, California, during the entire year, the rain falls for 39.4 days and collects up to 3.9" (99mm) of precipitation.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:12 am and sunset at 7:03 pm. On the last day of September, sunrise is at 6:32 am and sunset at 6:23 pm PDT.

Sunshine

The average sunshine in September is 9.8h.

UV index

In September, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 7 in September leads to these recommendations:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Jun 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

The high-temperature during September is 96.8°F (36°C) and the low-temperature is 79.9°F (26.6°C).

What is the average humidity in September?

In Vidal, the average relative humidity in September is 25%.

How many days does it rain in September?

In Vidal, in September, during 4.8 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

What is the average length of the day in September?

The average day length in September in Vidal is 12h and 22min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:12 am and sunset at 7:03 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 6:23 pm PDT.

How long on average sun shines in September?

In Vidal, the average sunshine duration in September is 9.8h.

How high is the UV index in September in Vidal?

In September, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Vidal, CA

Average temperature in September - Vidal, CA
  • Average high temperature in September: 96.8°F

The warmest month (with the highest average high temperature) is July (104.2°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in September: 79.9°F

The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is December (47.1°F).

Average pressure in September
Vidal, CA

Average pressure in September - Vidal, CA
  • Average pressure in September: 29.81"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.74"Hg).

Average wind speed in September
Vidal, CA

Average wind speed in September - Vidal, CA
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is November (5.8mph).

Average humidity in September
Vidal, CA

Average humidity in September - Vidal, CA
  • Average humidity in September: 25%

The months with the highest relative humidity are January and December (39%).
The month with the lowest relative humidity is June (15%).

Average rainfall in September
Vidal, CA

Average rainfall in September - Vidal, CA
  • Average rainfall in September: 0.43"

The wettest month (with the highest rainfall) is July (0.59").
The driest months (with the least rainfall) are May and June (0.04").

Average rainfall days in September
Vidal, CA

Average rainfall days in September - Vidal, CA
  • Average rainfall days in September: 4.8 days

The month with the highest number of rainy days is July (7.8 days).
The month with the least rainy days is May (1.2 days).

Average daylight in September /
Average sunshine in September
Vidal, CA

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 9h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in September
Vidal, CA

Average sunshine days in September - Vidal, CA
  • Average sunshine days in September: 23 days

The month with the most sunshine days is May (29.3 days).
The month with the least sunshine days is July (20.2 days).

Average UV index in September
Vidal, CA

Average UV index in September - Vidal, CA
  • Average UV index in September: 7

The month with the highest UV index is July (UV index 9).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Vidal, CA

Average cloud cover in September - Vidal, CA
  • Average cloud cover in September: 7

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in September
Vidal, CA

Average visibility in September - Vidal, 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).

Vidal, California, USA

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