September weather forecast
Fischer, TX

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Weather in September

The first month of the autumn, September, is still a tropical month in Fischer, Texas, with an average temperature fluctuating between 87.3°F (30.7°C) and 69.6°F (20.9°C).

Temperature

The advent of September brings a slight shift in average high-temperature, moving from a tropical 94.6°F (34.8°C) in August to a still hot 87.3°F (30.7°C). Fischer experiences a nighttime temperature average of 69.6°F (20.9°C) during September.

Heat index

September's heat index is calculated to be a fiery hot 98.6°F (37°C). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. 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.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In September, the average relative humidity is 70%.

Rainfall

In Fischer, in September, during 14.7 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 146.4 rainfall days, and 22.76" (578mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 20min.
On the first day of September, sunrise is at 7:10 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:19 pm CDT.

Sunshine

In Fischer, the average sunshine in September is 8.4h.

UV index

In Fischer, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 6 during September translates into the following directions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

September temperatures vary between a high-temperature of 87.3°F (30.7°C) and a low-temperature of 69.6°F (20.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in September is calculated to be 98.6°F (37°C).

What is the average humidity in September in Fischer?

In September, the average relative humidity is 70%.

How much does it rain in September?

In Fischer, during September, the rain falls for 14.7 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When it does not snow?

March through December are months without snowfall.

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

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:10 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:19 pm CDT.

How many hours of sunshine does Fischer have in September?

In Fischer, the average sunshine duration in September is 8.4h.

How high is the UV index in September?

In Fischer, 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
Fischer, TX

Average temperature in September - Fischer, TX
  • Average high temperature in September: 87.3°F

The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (59.4°F).

  • Average low temperature in September: 69.6°F

The month with the highest average low temperature is August (73.9°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

Average pressure in September
Fischer, TX

Average pressure in September - Fischer, TX
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Fischer, TX

Average wind speed in September - Fischer, TX
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is September (6.3mph).

Average humidity in September
Fischer, TX

Average humidity in September - Fischer, TX
  • Average humidity in September: 70%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (62%).

Average rainfall in September
Fischer, TX

Average rainfall in September - Fischer, TX
  • Average rainfall in September: 2.76"

The wettest month (with the highest rainfall) is May (4.29").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days in September
Fischer, TX

Average rainfall days in September - Fischer, TX
  • Average rainfall days in September: 14.7 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is January (8.2 days).

Average snowfall in September
Fischer, TX

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

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Fischer, TX

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

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Fischer, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in September
Fischer, TX

Average sunshine days in September - Fischer, TX
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is May (10 days).

Average UV index in September
Fischer, TX

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

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in September
Fischer, TX

Average cloud cover in September - Fischer, TX
  • Average cloud cover in September: 34

The months with the most cloud cover are March and May (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in September
Fischer, TX

Average visibility in September - Fischer, 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).

Fischer, Texas, USA

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