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 commencement of September records an average high-temperature of a still warm 75.6°F (24.2°C), barely varying from August's 79.9°F (26.6°C). Towanda, during the month of September, experiences an average low-temperature of 57.4°F (14.1°C).Humidity
The average relative humidity in September in Towanda, Illinois, is 77%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 2.2" (56mm) of precipitation is accumulated. Throughout the year, there are 163.1 rainfall days, and 33.62" (854mm) of precipitation is accumulated.Snowfall
In Towanda, snow does not fall in May through September.Daylight
In Towanda, Illinois, the average length of the day in September is 12h and 27min.On the first day of September in Towanda, Illinois, sunrise is at 6:23 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:38 pm CDT.
Sunshine
In September, the average sunshine in Towanda is 8.8h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: An average UV index of 5 in September transforms into this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the usual temperature for Towanda in September?
What is the average humidity in September in Towanda?
How many days does it rain in September in Towanda?
When it does not snow in Towanda?
Does it snow in Towanda in September?
How many hours of daylight does Towanda have in September?
When are sunrise and sunset in September in Towanda?
How long on average sun shines in September in Towanda?
How high is the UV index in September in Towanda?
Average temperature in September
Towanda, IL
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in September: 57.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Towanda, IL
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Towanda, IL
- Average wind speed in September: 7.7mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Towanda, IL
- Average humidity in September: 77%
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Towanda, IL
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is December (1.93").
Average rainfall days in September
Towanda, IL
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in September
Towanda, IL
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.04").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Towanda, IL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 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
Towanda, IL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Towanda, IL
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in September
Towanda, IL
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Towanda, IL
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 33).
Average visibility in September
Towanda, IL
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Towanda, Illinois, USA
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