Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
As September commences, the average high-temperature subtly reduces, transitioning from 94.6°F (34.8°C) in August to a still hot 88.9°F (31.6°C). An average minimum temperature of 72.7°F (22.6°C) marks the month of September in Louise.Heat index
For September, the heat index is estimated at a blisteringly hot 105.8°F (41°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.Given the heat index, its values are aligned with shaded sites and gentle winds. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.
Humidity
In September, the average relative humidity is 75%.Rainfall
The month with the most rainfall is September, when the rain falls for 18.7 days and typically aggregates up to 3.5" (89mm) of precipitation.Snowfall
In Louise, snow does not fall in March through November.Daylight
In Louise, the average length of the day in September is 12h and 19min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:47 pm. On the last day of September, in Louise, sunrise is at 7:18 am and sunset at 7:12 pm CDT.
Sunshine
The average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 6 during September translates into the following guidance:
Resist overexposure. Safeguarding from solar damage is indispensable. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
How hot is September in Louise?
What is the average humidity in September in Louise?
What is the wettest month in Louise?
How many days does it rain in September in Louise?
When it does not snow in Louise?
How many hours of daylight does Louise have in September?
What time are sunrise and sunset in September in Louise?
How long on average sun shines in September in Louise?
What is the UV index intensity in September in Louise?
Average temperature in September
Louise, TX
- Average high temperature in September: 88.9°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 (61.7°F).
- Average low temperature in September: 72.7°F
The month with the highest average low temperature is August (76.8°F).
The coldest month (with the lowest average low temperature) is January (46.6°F).
Average pressure in September
Louise, 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 (29.92"Hg).
Average wind speed in September
Louise, TX
- Average wind speed in September: 6.2mph
The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).
Average humidity in September
Louise, TX
- Average humidity in September: 75%
The month with the highest relative humidity is March (78%).
The months with the lowest relative humidity are August and October (71%).
Average rainfall in September
Louise, TX
- Average rainfall in September: 3.5"
The wettest month (with the highest rainfall) is September (3.5").
The driest month (with the least rainfall) is February (1.3").
Average rainfall days in September
Louise, TX
- Average rainfall days in September: 18.7 days
The month with the highest number of rainy days is September (18.7 days).
The month with the least rainy days is January (11.5 days).
Average snowfall in September
Louise, TX
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.12").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Louise, TX
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and December (0.2 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
Louise, 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 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in September
Louise, TX
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is January (17.5 days).
The month with the least sunshine days is September (9.5 days).
Average UV index in September
Louise, TX
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 4).
Average cloud cover in September
Louise, TX
- Average cloud cover in September: 34
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Louise, 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).
Louise, Texas, USA
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