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
Rockford's shift from August to September is accompanied by an average high-temperature of a moderately hot 84.9°F (29.4°C), a slight deviation from 89.2°F (31.8°C). Rockford, during September, witnesses an average low-temperature of 65.3°F (18.5°C).Heat index
During September, the heat index is appraised at a hot 93.2°F (34°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.Given the heat index, its values are aligned with shaded sites and gentle winds. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. 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 hold particular importance for children. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.
Humidity
In September, the average relative humidity is 74%.Rainfall
In Rockford, in September, it is raining for 14.7 days, with typically 2.48" (63mm) of accumulated precipitation. In Rockford, during the entire year, the rain falls for 175.3 days and collects up to 39.88" (1013mm) of precipitation.Snowfall
In Rockford, Alabama, snow does not fall in March through November.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:09 pm. On the last day of September, in Rockford, Alabama, sunrise is at 6:38 am and sunset at 6:30 pm CDT.
Sunshine
In Rockford, the average sunshine in September is 8.5h.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 the average person.Note: The maximum UV index, 6 during September, leads to the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How much does it rain in Rockford in September?
When it does not snow?
What is the average length of the day in September?
What time are sunrise and sunset in September in Rockford?
How long on average sun shines in September in Rockford?
What is the UV index intensity in September?
Average temperature in September
Rockford, AL
- Average high temperature in September: 84.9°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (52.3°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 (36.5°F).
Average pressure in September
Rockford, 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
Rockford, AL
- Average wind speed in September: 5.1mph
The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Rockford, 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
Rockford, AL
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is August (4.41").
The driest month (with the least rainfall) is October (2.05").
Average rainfall days in September
Rockford, AL
- Average rainfall days in September: 14.7 days
The month with the highest number of rainy days is July (22.1 days).
The month with the least rainy days is November (8.3 days).
Average snowfall in September
Rockford, AL
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.39").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Rockford, AL
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.8 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
Rockford, 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 3min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Rockford, AL
- Average sunshine days in September: 13 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (6.9 days).
Average UV index in September
Rockford, AL
- Average UV index in September: 6
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
Rockford, AL
- Average cloud cover in September: 33
The months with the most cloud cover are February and December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in September
Rockford, AL
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Rockford, Alabama, USA
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