September weather forecastBishop, TX
September
Weather in September
The first month of the autumn, September, is also a hot month in Bishop, Texas, with an average temperature varying between 76.3°F (24.6°C) and 90.3°F (32.4°C).Temperature
The arrival of September is marked by a minor reduction in average high-temperature, sliding from a sweltering 95.9°F (35.5°C) in August to a hot 90.3°F (32.4°C). Throughout September, the average low-temperature dips to a warm 76.3°F (24.6°C).Heat index
The heat index value for September is appraised at a blistering 107.6°F (42°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gives a temperature feeling by integrating air temperature and humidity. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.
Humidity
The average relative humidity in September is 70%.Rainfall
September is the month with the most rainfall. Rain falls for 14.6 days and accumulates 1.73" (44mm) of precipitation.Snowfall
January, March through November are months without snowfall.Daylight
In September, the average length of the day is 12h and 19min.On the first day of the month, sunrise is at 7:10 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:23 am and sunset at 7:18 pm CDT.
Sunshine
The average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: An average UV index of 7 in September transforms into this advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Bishop, TX
- Average high temperature in September: 90.3°F
The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (65.5°F).
- Average low temperature in September: 76.3°F
The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (50.5°F).
Average pressure in September
Bishop, TX
- Average pressure in September: 29.91"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Bishop, TX
- Average wind speed in September: 8.2mph
The windiest month (with the highest average wind speed) is May (11.1mph).
The calmest month (with the lowest average wind speed) is September (8.2mph).
Average humidity in September
Bishop, TX
- Average humidity in September: 70%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (65%).
Average rainfall in September
Bishop, TX
- Average rainfall in September: 1.73"
The wettest month (with the highest rainfall) is September (1.73").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days in September
Bishop, TX
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is September (14.6 days).
The month with the least rainy days is August (6.7 days).
Average snowfall in September
Bishop, TX
- Average snowfall in September: 0"
The months with the highest snowfall are February and December (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Bishop, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Bishop, TX
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in September: 8h and 36min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).
Average sunshine days in September
Bishop, TX
- Average sunshine days in September: 13 days
The month with the most sunshine days is August (22.9 days).
The month with the least sunshine days is September (13 days).
Average UV index in September
Bishop, TX
- Average UV index in September: 7
The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in September
Bishop, TX
- Average cloud cover in September: 30
The months with the most cloud cover are February and December (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Bishop, 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).





