September weather forecast and climate
Chulavista, AL

The first month of the autumn, September, is also a moderately hot month in Chulavista, Alabama, with average temperature varying between 84.6°F (29.2°C) and 64°F (17.8°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a moderately hot 84.6°F (29.2°C). In September, in Chulavista, the average low-temperature is 64°F (17.8°C).

Heat index

The average heat index is estimated at a hot 93.2°F (34°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. Additional factors like activity, metabolic differences, clothing, and wind affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In September, the average relative humidity in Chulavista is 74%.

Rainfall

In Chulavista, during September, the rain falls for 14.5 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Chulavista, during the entire year, the rain falls for 184.1 days and collects up to 41.97" (1066mm) of precipitation.

Snowfall

March through November are months without snowfall.

Daylight

The average length of the day in Chulavista is 12.4h.

Sunshine

In Chulavista, Alabama, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in Chulavista is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Chulavista?

In September, in Chulavista, Alabama, the average high-temperature is 84.6°F (29.2°C), and the average low-temperature is 64°F (17.8°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), that calculates temperature value influenced by the moisture in the air, in September is calculated to 93.2°F (34°C).

What is the average humidity in September in Chulavista?

The average relative humidity in September is 74%.

How many days does it rain in September in Chulavista?

In September, the rain falls for 14.5 days. Throughout September, 2.64" (67mm) of precipitation is accumulated.

When it does not snow in Chulavista?

In Chulavista, Alabama, snow does not fall in March through November.

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

The average length of the day in September in Chulavista, Alabama, is 12.4h.

How many hours of sunshine does Chulavista have in September?

In September, the average sunshine in Chulavista, Alabama, is 8.7h.

What is the UV index intensity in September in Chulavista?

In Chulavista, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Chulavista, AL
  • Average high temperature in September: 84.6°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.9°F).

  • Average low temperature in September: 64°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (35.1°F).

Average pressure in September - Chulavista, AL
  • Average pressure in September: 30.01"

The month with the highest atmospheric pressure is January (30.17").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in September - Chulavista, AL
  • Average wind speed in September: 4.6mph

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

Average humidity in September - Chulavista, AL
  • Average humidity in September: 74%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September - Chulavista, AL
  • Average rainfall in September: 2.64"

The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in September - Chulavista, AL
  • Average rainfall days in September: 14.5 days

The month with the highest number of rainy days is July (22.4 days).
The month with the least rainy days is November (9.2 days).

Average snowfall in September - Chulavista, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.91").
Months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in September - Chulavista, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.6 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September / Average sunshine in September - Chulavista, AL
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in September: 8.7h

Months with the most sunshine are June and July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in September - Chulavista, AL
  • Average sunshine days in September: 12.9 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (6.2 days).

Average UV index in September - Chulavista, AL
  • Average UV index in September: 5

Months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September - Chulavista, AL
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 30).

Average visibility in September - Chulavista, AL
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).