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
Jasper's weather in September displays an average high-temperature of a moderately hot 84.7°F (29.3°C), showing minor disparity from August's 89.8°F (32.1°C). In Jasper, an average temperature of 65.3°F (18.5°C) is noted during September nights.Heat index
The heat index for September is appraised at a hot 93.2°F (34°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. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Humidity
In Jasper, the average relative humidity in September is 73%.Rainfall
In Jasper, in September, during 14.5 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. In Jasper, Alabama, during the entire year, the rain falls for 184 days and collects up to 43.7" (1110mm) of precipitation.Snowfall
In Jasper, snow does not fall in April through October.Daylight
In September, the average length of the day in Jasper, Alabama, is 12h and 22min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:14 pm. On the last day of September, sunrise is at 6:43 am and sunset at 6:34 pm CDT.
Sunshine
In September, the average sunshine is 9h.UV index
The average daily maximum UV index in September in Jasper is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, the UV index of 6 transforms into the following advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
How hot is it in Jasper in September?
What is the average humidity in September in Jasper?
How much does it rain in Jasper in September?
When it does not snow in Jasper?
What is the average length of the day in September in Jasper?
When is the sunrise / sunset in September in Jasper?
How long on average sun shines in September in Jasper?
What is the UV index intensity in September in Jasper?
Average temperature in September
Jasper, AL
- Average high temperature in September: 84.7°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (50.4°F).
- Average low temperature in September: 65.3°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).
Average pressure in September
Jasper, 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 (29.97"Hg).
Average wind speed in September
Jasper, AL
- Average wind speed in September: 5mph
The windiest months (with the highest average wind speed) are February, March and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Jasper, AL
- Average humidity in September: 73%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Jasper, AL
- Average rainfall in September: 2.68"
The wettest month (with the highest rainfall) is December (4.45").
The driest month (with the least rainfall) is November (2.48").
Average rainfall days in September
Jasper, AL
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in September
Jasper, AL
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Jasper, AL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1.6 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
Jasper, AL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 0min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Jasper, AL
- Average sunshine days in September: 12.2 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in September
Jasper, AL
- Average UV index in September: 6
The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Jasper, AL
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in September
Jasper, AL
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Jasper, Alabama, USA
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