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 September, Hookston notes an average high-temperature of a still hot 86.7°F (30.4°C), hardly different from the preceding month. Hookston's nights in September experience an average temperature drop to a refreshing 66.4°F (19.1°C).Heat index
September's mean heat index is estimated at a very hot 98.6°F (37°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', offers an insight into how hot it feels when we factor in moisture content. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. The body is at risk of dehydration and related complications when it fails to shed excessive heat.
Humidity
In Hookston, the average relative humidity in September is 73%.Rainfall
In September, the rain falls for 13.7 days. Throughout September, 2.83" (72mm) of precipitation is accumulated. Throughout the year, there are 168.5 rainfall days, and 37.6" (955mm) of precipitation is accumulated.Snowfall
In Hookston, snow does not fall in April through November.Daylight
The average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:30 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:40 pm CDT.
Sunshine
The average sunshine in September in Hookston is 9h.UV index
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 6 during September leads to these instructions:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Hookston in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Hookston have in September?
When are sunrise and sunset in September?
How long on average sun shines in September in Hookston?
What is the UV index intensity in September?
Average temperature in September
Hookston, MS
- Average high temperature in September: 86.7°F
The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (53.4°F).
- Average low temperature in September: 66.4°F
The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (37.2°F).
Average pressure in September
Hookston, MS
- Average pressure in September: 29.99"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Hookston, MS
- Average wind speed in September: 5.2mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in September
Hookston, MS
- Average humidity in September: 73%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Hookston, MS
- Average rainfall in September: 2.83"
The wettest month (with the highest rainfall) is December (3.98").
The driest month (with the least rainfall) is November (2.17").
Average rainfall days in September
Hookston, MS
- Average rainfall days in September: 13.7 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is November (9 days).
Average snowfall in September
Hookston, MS
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Hookston, MS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Hookston, MS
- 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: 9h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in September
Hookston, MS
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in September
Hookston, MS
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Hookston, MS
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 30).
Average visibility in September
Hookston, MS
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are May and July (5mi).
Hookston, Mississippi, USA
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