September weather forecast
Farwell, TX

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Weather in September

September, the first month of the autumn in Farwell, is still a warm month, with an average temperature varying between 61°F (16.1°C) and 82°F (27.8°C).

Temperature

The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a tropical 90.3°F (32.4°C) in August to a moderately hot 82°F (27.8°C). September generally records an average low-temperature of 61°F (16.1°C).

Heat index

For most parts of September, the heat index is evaluated at 84.2°F (29°C). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

The average relative humidity in September is 54%.

Rainfall

The wettest months are September and October, with an average 1.65" (42mm) of rainfall.

Snowfall

May through September are months without snowfall.

Daylight

In Farwell, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:25 am and sunset at 8:17 pm. On the last day of September, sunrise is at 7:46 am and sunset at 7:37 pm CDT.

Sunshine

The average sunshine in September is 10h.

UV index

In Farwell, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 5 during September, leads to the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

In September, in Farwell, the average high-temperature is 82°F (27.8°C), and the average low-temperature is 61°F (16.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is evaluated at 84.2°F (29°C).

What is the average humidity in September?

The average relative humidity in September in Farwell is 54%.

What is the wettest month?

The months with the most rainfall are September and October, with an average 1.65" (42mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 11.3 days. Throughout September, 1.65" (42mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

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

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 7:25 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 7:37 pm CDT.

How many hours of sunshine does Farwell have in September?

In September, the average sunshine duration is 10h.

What is the UV index intensity in September?

The average daily maximum UV index in September in Farwell is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Farwell, TX

Average temperature in September - Farwell, TX
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is June (90.9°F).
The month with the lowest average high temperature is December (50.4°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in September
Farwell, TX

Average pressure in September - Farwell, TX
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
Farwell, TX

Average wind speed in September - Farwell, TX
  • Average wind speed in September: 10.3mph

The windiest month (with the highest average wind speed) is April (13.1mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).

Average humidity in September
Farwell, TX

Average humidity in September - Farwell, TX
  • Average humidity in September: 54%

The month with the highest relative humidity is December (55%).
The month with the lowest relative humidity is April (36%).

Average rainfall in September
Farwell, TX

Average rainfall in September - Farwell, TX
  • Average rainfall in September: 1.65"

The wettest months (with the highest rainfall) are September and October (1.65").
The driest months (with the least rainfall) are January and November (0.24").

Average rainfall days in September
Farwell, TX

Average rainfall days in September - Farwell, TX
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is July (12 days).
The month with the least rainy days is February (1.8 days).

Average snowfall in September
Farwell, TX

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

The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Farwell, TX

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

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Farwell, TX
  • 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: 10h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 0min).

Average sunshine days in September
Farwell, TX

Average sunshine days in September - Farwell, TX
  • Average sunshine days in September: 17.2 days

The month with the most sunshine days is January (27.3 days).
The month with the least sunshine days is July (15.8 days).

Average UV index in September
Farwell, TX

Average UV index in September - Farwell, TX
  • Average UV index in September: 5

The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Farwell, TX

Average cloud cover in September - Farwell, TX
  • Average cloud cover in September: 21

The months with the most cloud cover are September and December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 14).

Average visibility in September
Farwell, TX

Average visibility in September - Farwell, 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).

Farwell, Texas, USA

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