September weather forecast
Comstock, TX

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Weather in September

The first month of the autumn, September, is still a tropical month in Comstock, Texas, with temperature in the range of an average high of 90.7°F (32.6°C) and an average low of 73.6°F (23.1°C).

Temperature

With the arrival of September, Comstock experiences a modest decline in average high-temperatures, transitioning from a torrid 97.9°F (36.6°C) in August to a hot 90.7°F (32.6°C). Comstock reports an average nighttime low-temperature of 73.6°F (23.1°C) in September.

Heat index

In September, the heat index is evaluated at a torrid 98.6°F (37°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. 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 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are highly critical to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

In Comstock, the average relative humidity in September is 55%.

Rainfall

In Comstock, Texas, during September, the rain falls for 11 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, in Comstock, there are 90 rainfall days, and 11.93" (303mm) of precipitation is accumulated.

Snowfall

In Comstock, snow does not fall in March through December.

Daylight

In September, the average length of the day in Comstock is 12h and 20min.
On the first day of the month, sunrise is at 7:22 am and sunset at 8:06 pm. On the last day of September, sunrise is at 7:37 am and sunset at 7:31 pm CDT.

Sunshine

The average sunshine in September is 8.7h.

UV index

In Comstock, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Comstock in September?

In Comstock, in September, the average high-temperature is 90.7°F (32.6°C), and the average low-temperature is 73.6°F (23.1°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 98.6°F (37°C).

What is the average humidity in September in Comstock?

In Comstock, Texas, the average relative humidity in September is 55%.

How many days does it rain in September in Comstock?

In September, in Comstock, the rain falls for 11 days. Throughout September, 1.46" (37mm) of precipitation is accumulated.

When it does not snow in Comstock?

March through December are months without snowfall.

How many hours of daylight does Comstock have in September?

In Comstock, Texas, the average day length in September is 12h and 20min.

When are sunrise and sunset in September in Comstock?

In September, on the first day of the month, sunrise is at 7:22 am and sunset at 8:06 pm. On the last day of the month, in Comstock, sunrise is at 7:37 am and sunset at 7:31 pm CDT.

How long on average sun shines in September in Comstock?

The average sunshine duration in September in Comstock, Texas, is 8.7h.

What is the UV index intensity in September in Comstock?

The average daily maximum UV index in September in Comstock is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Comstock, TX

Average temperature in September - Comstock, TX
  • Average high temperature in September: 90.7°F

The warmest month (with the highest average high temperature) is August (97.9°F).
The month with the lowest average high temperature is January (63.3°F).

  • Average low temperature in September: 73.6°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (45°F).

Average pressure in September
Comstock, TX

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).

Average wind speed in September
Comstock, TX

Average wind speed in September - Comstock, TX
  • Average wind speed in September: 10.2mph

The windiest month (with the highest average wind speed) is June (13.6mph).
The calmest months (with the lowest average wind speed) are January and December (8.9mph).

Average humidity in September
Comstock, TX

Average humidity in September - Comstock, TX
  • Average humidity in September: 55%

The month with the highest relative humidity is November (59%).
The month with the lowest relative humidity is August (46%).

Average rainfall in September
Comstock, TX

Average rainfall in September - Comstock, TX
  • Average rainfall in September: 1.46"

The wettest month (with the highest rainfall) is May (2.24").
The driest months (with the least rainfall) are January, February and December (0.47").

Average rainfall days in September
Comstock, TX

Average rainfall days in September - Comstock, TX
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is May (12.6 days).
The month with the least rainy days is January (4.3 days).

Average snowfall in September
Comstock, TX

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

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

Average snowfall days in September
Comstock, TX

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

The month with the highest number of snowfall days is December (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Comstock, TX
  • 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 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).

Average sunshine days in September
Comstock, TX

Average sunshine days in September - Comstock, TX
  • Average sunshine days in September: 17.4 days

The month with the most sunshine days is January (25.8 days).
The month with the least sunshine days is May (16.3 days).

Average UV index in September
Comstock, TX

Average UV index in September - Comstock, TX
  • Average UV index in September: 6

The months with the highest UV index are July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Comstock, TX

Average cloud cover in September - Comstock, TX
  • Average cloud cover in September: 29

The months with the most cloud cover are March and May (Cloud cover 32).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in September
Comstock, TX

Average visibility in September - Comstock, 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).

Comstock, Texas, USA

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