September weather forecastCrabb, TX
September
Weather in September
The first month of the autumn, September, is still a hot month in Crabb, Texas, with an average temperature ranging between min 72°F (22.2°C) and max 88°F (31.1°C).Temperature
Crabb's September weather features a light decline in high-temperatures, reducing from a tropical 93.7°F (34.3°C) in August to a still hot 88°F (31.1°C). Crabb records an average low-temperature of 72°F (22.2°C) throughout the month of September.Heat index
The heat index value during September is appraised at a blisteringly hot 104°F (40°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.Keep in mind the heat index values are meant for areas in shade and with light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.
Humidity
In Crabb, the average relative humidity in September is 77%.Rainfall
In Crabb, in September, it is raining for 14.7 days, with typically 1.54" (39mm) of accumulated precipitation. In Crabb, during the entire year, the rain falls for 120.1 days and collects up to 12.01" (305mm) of precipitation.Snowfall
In Crabb, 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 the month, sunrise is at 7:00 am and sunset at 7:44 pm. On the last day of September, sunrise is at 7:15 am and sunset at 7:09 pm CDT.
Sunshine
In September, the average sunshine is 8.4h.UV index
The average daily maximum UV index in September in Crabb is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: A typical high UV index of 6 in September suggests the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Crabb, TX
- Average high temperature in September: 88°F
The warmest month (with the highest average high temperature) is August (93.7°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in September: 72°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (45.5°F).
Average pressure in September
Crabb, TX
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Crabb, TX
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is September (5.7mph).
Average humidity in September
Crabb, TX
- Average humidity in September: 77%
The months with the highest relative humidity are February and March (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Crabb, TX
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is August (1.57").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in September
Crabb, TX
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is December (6.4 days).
Average snowfall days in September
Crabb, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Crabb, TX
- Average daylight in September: 12h and 18min
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 24min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in September
Crabb, TX
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is September (12.6 days).
Average UV index in September
Crabb, TX
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in September
Crabb, TX
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are August and October (Cloud cover 30).
Average visibility in September
Crabb, TX
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





