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
In September, the average high-temperature marginally drops from a moderately hot 85.6°F (29.8°C) in August to a still warm 79.2°F (26.2°C). Henryville's nights in September cool down to an average low-temperature of 59.7°F (15.4°C).Humidity
August through October, with an average relative humidity of 74%, are the least humid months.Rainfall
The month with the least rainfall is September, when the rain falls for 13.3 days and typically collects 1.54" (39mm) of precipitation.Snowfall
May through October are months without snowfall in Henryville.Daylight
In Henryville, the average length of the day in September is 12h and 25min.On the first day of September in Henryville, Indiana, sunrise is at 7:13 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 7:26 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The UV index of 5 during September translates into the following guidance:
Take precautions - Protection against sunburn is recommended. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the usual temperature for Henryville in September?
What are the least humid months in Henryville?
What is the average humidity in September in Henryville?
What is the driest month in Henryville?
How much does it rain in Henryville in September?
When it does not snow in Henryville?
What is the average length of the day in September in Henryville?
When are sunrise and sunset in September in Henryville?
How long on average sun shines in September in Henryville?
What is the UV index intensity in September in Henryville?
Average temperature in September
Henryville, IN
- Average high temperature in September: 79.2°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in September: 59.7°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in September
Henryville, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Henryville, IN
- Average wind speed in September: 5.3mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Henryville, IN
- Average humidity in September: 74%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in September
Henryville, IN
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Henryville, IN
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is November (9.8 days).
Average snowfall in September
Henryville, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Henryville, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.7 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
Henryville, IN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 18min).
Average sunshine days in September
Henryville, IN
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in September
Henryville, IN
- 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, November and December (UV index 2).
Average cloud cover in September
Henryville, IN
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Henryville, IN
- Average visibility in September: 6mi
The months with the highest visibility are March, April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July and December (5mi).
Henryville, Indiana, USA
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