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
September signifies a minor drop in average high-temperature, transitioning from a hot 91.9°F (33.3°C) in August to a warm 83.7°F (28.7°C). In Attica, an average temperature of 64.9°F (18.3°C) is noted during September nights.Heat index
For September, the heat index is estimated at a hot 87.8°F (31°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.Heat index readings emphasize conditions of light breezes and shaded spots. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for 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 Attica, the average relative humidity in September is 62%.Rainfall
In Attica, in September, it is raining for 9.5 days, with typically 1.02" (26mm) of accumulated precipitation. Throughout the year, there are 90.6 rainfall days, and 11.54" (293mm) of precipitation is accumulated.Snowfall
In Attica, snow does not fall in April through October.Daylight
In Attica, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 7:04 am and sunset at 8:01 pm. On the last day of September, in Attica, sunrise is at 7:28 am and sunset at 7:17 pm CDT.
Sunshine
The average sunshine in September is 8.9h.UV index
The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: An average UV index of 6 in September transforms into this advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. 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. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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 September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Attica have in September?
How high is the UV index in September?
Average temperature in September
Attica, KS
- Average high temperature in September: 83.7°F
The warmest month (with the highest average high temperature) is July (94.3°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in September: 64.9°F
The month with the highest average low temperature is July (74.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in September
Attica, KS
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Attica, KS
- Average wind speed in September: 9.4mph
The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in September
Attica, KS
- Average humidity in September: 62%
The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is July (56%).
Average rainfall in September
Attica, KS
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is November (0.2").
Average rainfall days in September
Attica, KS
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is December (3 days).
Average snowfall in September
Attica, KS
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Attica, KS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Attica, KS
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in September: 8h and 5min
The months with the most sunshine are June and July (Average sunshine: 11h and 12min).
The months with the least sunshine are January and December (Average sunshine: 6h and 18min).
Average sunshine days in September
Attica, KS
- Average sunshine days in September: 18.2 days
The month with the most sunshine days is December (26.1 days).
The month with the least sunshine days is August (16.7 days).
Average UV index in September
Attica, KS
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).
Average cloud cover in September
Attica, KS
- Average cloud cover in September: 24
The months with the most cloud cover are March and April (Cloud cover 35).
The months with the least cloud cover are June and August (Cloud cover 19).
Average visibility in September
Attica, KS
- 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).
Attica, Kansas, USA
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