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
In the transition to September, Perry observes a minor drop in the average high-temperature, shifting from a fiery hot 96.4°F (35.8°C) in August to a tropical 88.7°F (31.5°C). In September, the temperature in Perry drops to an average of 70.7°F (21.5°C) at night.Heat index
The heat index in September is appraised at a very hot 100.4°F (38°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.Take note of the fact that heat index values are based on shaded circumstances with light airflows. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. 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 in Perry is 66%.Rainfall
In Perry, during September, the rain falls for 12.3 days and regularly aggregates up to 1.1" (28mm) of precipitation. In Perry, during the entire year, the rain falls for 113.1 days and collects up to 14.17" (360mm) of precipitation.Snowfall
January, March through December are months without snowfall in Perry.Daylight
In Perry, the average length of the day in September is 12h and 21min.On the first day of the month, sunrise is at 7:03 am and sunset at 7:50 pm. On the last day of September, in Perry, sunrise is at 7:21 am and sunset at 7:13 pm CDT.
Sunshine
In September, the average sunshine in Perry is 8.6h.UV index
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.Note: In September, a regular UV index of 6 translates into these guidelines:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
Is it hot in Perry during September?
What is the average humidity in September in Perry?
How much does it rain in Perry in September?
When it does not snow in Perry?
What is the average length of the day in September in Perry?
When are sunrise and sunset in September in Perry?
How long on average sun shines in September in Perry?
What is the UV index intensity in September in Perry?
Average temperature in September
Perry, TX
- Average high temperature in September: 88.7°F
The warmest month (with the highest average high temperature) is August (96.4°F).
The month with the lowest average high temperature is January (57°F).
- Average low temperature in September: 70.7°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 (40.8°F).
Average pressure in September
Perry, TX
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Perry, TX
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is September (6.6mph).
Average humidity in September
Perry, TX
- Average humidity in September: 66%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (59%).
Average rainfall in September
Perry, TX
- Average rainfall in September: 1.1"
The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in September
Perry, TX
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is May (12.9 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in September
Perry, TX
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.08").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Perry, TX
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.6 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
Perry, TX
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Perry, TX
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is January (24 days).
The month with the least sunshine days is May (14.8 days).
Average UV index in September
Perry, TX
- Average UV index in September: 6
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 3).
Average cloud cover in September
Perry, TX
- Average cloud cover in September: 30
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in September
Perry, 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).
Perry, Texas, USA
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