September weather forecast
Lubbock, TX

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Weather in September

September signals the onset of a meteorological fall in the city of Lubbock. The grip of summer heat loosens, rendering a noticeable drop in average temperature. The highest rainfall of 2.36" (60mm) witnessed in the latter half of the year is a significant feature of September’s climate. As the daylight hours start shortening and the cloud cover gradually increases, the sky often graces locals with spectacular, vibrant sunsets. The refreshing autumn breeze tenderly replaces the summer winds, preparing the city for a seasonal transition.

Temperature

September in Lubbock comes with a drop in the average high-temperature, falling from August's hot 92.3°F (33.5°C) to a moderately hot 83.3°F (28.5°C). Lubbock records an average low of 63.5°F (17.5°C) throughout the nights in September.

Heat index

The average heat index in September is calculated to be a hot 86°F (30°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Consider that heat index readings are for situations in the shade and light wind. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

The most humid month is September, with an average relative humidity of 57%.

Rainfall

September is the month with the most rainfall in Lubbock. Rain falls for 12.8 days and accumulates 2.36" (60mm) of precipitation.

Snowfall

In Lubbock, snow does not fall in April through September.

Daylight

In September, the average length of the day is 12h and 22min.
On the first day of the month, sunrise is at 7:21 am and sunset at 8:12 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:32 pm CDT.

Sunshine

In Lubbock, the average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

How hot is September in Lubbock?

The high-temperature, in September, in Lubbock, is 83.3°F (28.5°C), while the low-temperature averages to 63.5°F (17.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 86°F (30°C).

What is the most humid month in Lubbock?

The most humid month in Lubbock, Texas, is September, with an average relative humidity of 57%.

What is the average humidity in September in Lubbock?

In September, the average relative humidity in Lubbock, Texas, is 57%.

What is the wettest month in Lubbock?

September is the month with the most rainfall in Lubbock, Texas. Rain falls for 12.8 days and accumulates 2.36" (60mm) of precipitation.

How much does it rain in Lubbock in September?

In Lubbock, during September, the rain falls for 12.8 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow in Lubbock?

In Lubbock, Texas, snow does not fall in April through September.

Does it snow in Lubbock in September?

In Lubbock, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Lubbock have in September?

In September, the average day length in Lubbock, Texas, is 12h and 22min.

When are sunrise and sunset in September in Lubbock?

On the first day of September, sunrise is at 7:21 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:32 pm CDT.

How many hours of sunshine does Lubbock have in September?

The average sunshine duration in September in Lubbock is 9h.

How high is the UV index in September in Lubbock?

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to 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
Lubbock, TX

Average temperature in September - Lubbock, TX
  • Average high temperature in September: 83.3°F

The warmest months (with the highest average high temperature) are July and August (92.3°F).
The month with the lowest average high temperature is December (52.5°F).

  • Average low temperature in September: 63.5°F

The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

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Average pressure in September
Lubbock, TX

Average pressure in September - Lubbock, TX
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in September
Lubbock, TX

Average wind speed in September - Lubbock, TX
  • Average wind speed in September: 9.6mph

The windiest month (with the highest average wind speed) is April (13.2mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

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Average humidity in September
Lubbock, TX

Average humidity in September - Lubbock, TX
  • Average humidity in September: 57%

The month with the highest relative humidity is September (57%).
The month with the lowest relative humidity is April (39%).

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Average rainfall in September
Lubbock, TX

Average rainfall in September - Lubbock, TX
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is September (2.36").
The driest month (with the least rainfall) is February (0.39").

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Average rainfall days in September
Lubbock, TX

Average rainfall days in September - Lubbock, TX
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is September (12.8 days).
The month with the least rainy days is November (3.2 days).

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Average snowfall in September
Lubbock, TX

Average snowfall in September - Lubbock, TX
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in September
Lubbock, TX

Average snowfall days in September - Lubbock, TX
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Lubbock, TX

Average daylight in September / Average sunshine in September - Lubbock, TX
  • Average daylight in September: 12h and 2min

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

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in September
Lubbock, TX

Average sunshine days in September - Lubbock, TX
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is January (26.7 days).
The month with the least sunshine days is September (15.5 days).

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Average UV index in September
Lubbock, TX

Average UV index in September - Lubbock, TX
  • 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 December (UV index 2).

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Average cloud cover in September
Lubbock, TX

Average cloud cover in September - Lubbock, TX
  • Average cloud cover in September: 24

The month with the most cloud cover is September (Cloud cover 24).
The months with the least cloud cover are June and August (Cloud cover 15).

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Average visibility in September
Lubbock, TX

Average visibility in September - Lubbock, TX
  • 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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Lubbock, Texas, USA

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