September weather forecast
Valdez, FL

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Weather in September

September, the first month of the autumn in Valdez, is still a tropical month, with temperature in the range of an average low of 74.3°F (23.5°C) and an average high of 88.3°F (31.3°C).

Temperature

Valdez's shift into September sets the average high-temperature at a still hot 88.3°F (31.3°C), a figure that deviates only slightly from August's 91°F (32.8°C). Valdez observes an average low-temperature of 74.3°F (23.5°C) during September nights.

Heat index

The heat index for September is evaluated at a scorching 105.8°F (41°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Factoring in the heat index, values are geared towards shaded areas with light breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

August and September, with an average relative humidity of 77%, are the most humid months.

Rainfall

In Valdez, in September, it is raining for 20.6 days, with typically 3.62" (92mm) of accumulated precipitation. In Valdez, during the entire year, the rain falls for 187.2 days and collects up to 30.87" (784mm) of precipitation.

Snowfall

In Valdez, snow does not fall in February through December.

Daylight

In Valdez, the average length of the day in September is 12h and 19min.
On the first day of September, sunrise is at 7:03 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:11 pm EDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 6 in September leads to these guidelines:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Frequently asked questions

How hot is September?

During September, Valdez experiences an average high-temperature of 88.3°F (31.3°C) and a low-temperature of 74.3°F (23.5°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in September is evaluated at 105.8°F (41°C).

What is the most humid month?

August and September, with an average relative humidity of 77%, are most humid months.

What is the average humidity in September?

The average relative humidity in September is 77%.

How much does it rain in September?

In Valdez, in September, it is raining for 20.6 days, with typically 3.62" (92mm) of accumulated precipitation.

When it does not snow?

February through December are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 19min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:03 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:11 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.9h.

What is the UV index intensity in September?

In Valdez, Florida, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
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
Valdez, FL

Average temperature in September - Valdez, FL
  • Average high temperature in September: 88.3°F

The warmest month (with the highest average high temperature) is August (91°F).
The month with the lowest average high temperature is January (67.8°F).

  • Average low temperature in September: 74.3°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (51.4°F).

Average pressure in September
Valdez, FL

Average pressure in September - Valdez, FL
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

Average wind speed in September
Valdez, FL

Average wind speed in September - Valdez, FL
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

Average humidity in September
Valdez, FL

Average humidity in September - Valdez, FL
  • Average humidity in September: 77%

The months with the highest relative humidity are August and September (77%).
The month with the lowest relative humidity is March (70%).

Average rainfall in September
Valdez, FL

Average rainfall in September - Valdez, FL
  • Average rainfall in September: 3.62"

The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is March (1.18").

Average rainfall days in September
Valdez, FL

Average rainfall days in September - Valdez, FL
  • Average rainfall days in September: 20.6 days

The month with the highest number of rainy days is August (24.1 days).
The month with the least rainy days is January (10.1 days).

Average snowfall in September
Valdez, FL

Average snowfall in September - Valdez, FL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Valdez, FL

Average snowfall days in September - Valdez, FL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Valdez, FL

Average daylight in September / Average sunshine in September - Valdez, FL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).

Average sunshine days in September
Valdez, FL

Average sunshine days in September - Valdez, FL
  • Average sunshine days in September: 6 days

The month with the most sunshine days is January (17.6 days).
The month with the least sunshine days is July (3.8 days).

Average UV index in September
Valdez, FL

Average UV index in September - Valdez, FL
  • Average UV index in September: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 4).

Average cloud cover in September
Valdez, FL

Average cloud cover in September - Valdez, FL
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is May (Cloud cover 27).

Average visibility in September
Valdez, FL

Average visibility in September - Valdez, FL
  • 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).

Valdez, Florida, USA

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