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
The onset of September is marked by a minor decrease in temperature, transitioning from 79.3°F (26.3°C) in August to a still warm 73.9°F (23.3°C). Arcola observes an average low-temperature of 55.8°F (13.2°C) during September.Humidity
In Arcola, the average relative humidity in September is 79%.Rainfall
In Arcola, in September, it is raining for 11.2 days, with typically 1.1" (28mm) of accumulated precipitation. In Arcola, Indiana, during the entire year, the rain falls for 128.5 days and collects up to 15" (381mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
In Arcola, the average length of the day in September is 12h and 28min.On the first day of September in Arcola, sunrise is at 7:08 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 7:24 pm EDT.
Sunshine
In September, the average sunshine in Arcola is 7.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Undertake protective steps - Preventing sun damage is advised. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Frequently asked questions
What is the temperature in September in Arcola?
What is the average humidity in September in Arcola?
How much does it rain in Arcola in September?
When it does not snow in Arcola?
Does it snow in Arcola in September?
What is the average length of the day in September in Arcola?
When are sunrise and sunset in September in Arcola?
How many hours of sunshine does Arcola have in September?
What is the UV index intensity in September in Arcola?
Average temperature in September
Arcola, IN
- Average high temperature in September: 73.9°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in September
Arcola, IN
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Arcola, IN
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).
Average humidity in September
Arcola, IN
- Average humidity in September: 79%
The months with the highest relative humidity are January, February and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Arcola, IN
- Average rainfall in September: 1.1"
The wettest month (with the highest rainfall) is May (1.89").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in September
Arcola, IN
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (5.4 days).
Average snowfall in September
Arcola, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Arcola, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.5 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
Arcola, IN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Arcola, IN
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (12.5 days).
Average UV index in September
Arcola, IN
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Arcola, IN
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Arcola, IN
- 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).
Arcola, Indiana, USA
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