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
Lebanon experiences a minor change to a still warm 75°F (23.9°C) in average high-temperature during September, closely reflecting August. An average low-temperature of 57.6°F (14.2°C) is recorded in the month of September in Lebanon.Humidity
In September, the average relative humidity is 78%.Rainfall
In Lebanon, in September, it is raining for 13.1 days, with typically 2.05" (52mm) of accumulated precipitation. In Lebanon, Indiana, during the entire year, the rain falls for 163.9 days and collects up to 31.54" (801mm) of precipitation.Snowfall
In Lebanon, snow does not fall in May through September.Daylight
In Lebanon, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:14 am and sunset at 8:16 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:29 pm EDT.
Sunshine
In Lebanon, the average sunshine in September is 8.1h.UV index
In Lebanon, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, an average UV index of 4 transforms into the following instructions:
Ensure safety - Sun damage prevention is strongly urged. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What are September temperatures in Lebanon?
What is the average humidity in September in Lebanon?
How many days does it rain in September in Lebanon?
When it does not snow in Lebanon?
Does it snow in Lebanon in September?
How many hours of daylight does Lebanon have in September?
What time are sunrise and sunset in September in Lebanon?
How long on average sun shines in September in Lebanon?
How high is the UV index in September in Lebanon?
Average temperature in September
Lebanon, IN
- Average high temperature in September: 75°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 (32.2°F).
- Average low temperature in September: 57.6°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in September
Lebanon, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Lebanon, IN
- Average wind speed in September: 7mph
The windiest months (with the highest average wind speed) are January and February (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in September
Lebanon, IN
- Average humidity in September: 78%
The months with the highest relative humidity are January, July and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Lebanon, IN
- Average rainfall in September: 2.05"
The wettest month (with the highest rainfall) is April (3.86").
The driest month (with the least rainfall) is February (1.85").
Average rainfall days in September
Lebanon, IN
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is May (20.3 days).
The months with the least rainy days are January and February (7.8 days).
Average snowfall in September
Lebanon, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.62").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Lebanon, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lebanon, IN
- 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 24min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Lebanon, IN
- Average sunshine days in September: 15 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is June (9.3 days).
Average UV index in September
Lebanon, IN
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Lebanon, IN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Lebanon, IN
- 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).
Lebanon, Indiana, USA
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