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
Klein's average high-temperature marks a moderately hot 84.7°F (29.3°C) with the advent of September, closely mirroring that of the preceding month. Klein experiences an average low-temperature reading of 65.3°F (18.5°C) throughout September.Heat index
The average heat index in September is evaluated at a tropical 93.2°F (34°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
In September, the average relative humidity in Klein is 74%.Rainfall
In Klein, in September, during 14 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. In Klein, during the entire year, the rain falls for 175.7 days and collects up to 39.06" (992mm) of precipitation.Snowfall
April through October are months without snowfall in Klein.Daylight
In Klein, the average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:20 am and sunset at 7:10 pm. On the last day of September, in Klein, sunrise is at 6:39 am and sunset at 6:31 pm CDT.
Sunshine
The average sunshine in September in Klein is 8.7h.UV index
In Klein, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Frequently asked questions
How hot does it get in Klein in September?
What is the average humidity in September in Klein?
How many days does it rain in September in Klein?
When it does not snow in Klein?
What is the average length of the day in September in Klein?
When is the sunrise / sunset in September in Klein?
How many hours of sunshine does Klein have in September?
How high is the UV index in September in Klein?
Average temperature in September
Klein, AL
- Average high temperature in September: 84.7°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (51.3°F).
- Average low temperature in September: 65.3°F
The months with the highest average low temperature are July and August (70°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).
Average pressure in September
Klein, AL
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Klein, AL
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity in September
Klein, AL
- Average humidity in September: 74%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Klein, AL
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is April (4.06").
The driest month (with the least rainfall) is October (2.24").
Average rainfall days in September
Klein, AL
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is August (21.9 days).
The month with the least rainy days is November (8.2 days).
Average snowfall in September
Klein, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.63").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Klein, AL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.1 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
Klein, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in September
Klein, AL
- Average sunshine days in September: 13.4 days
The months with the most sunshine days are October and November (19.5 days).
The month with the least sunshine days is July (6.8 days).
Average UV index in September
Klein, AL
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Klein, AL
- Average cloud cover in September: 30
The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are September and October (Cloud cover 30).
Average visibility in September
Klein, AL
- 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).
Klein, Alabama, USA
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