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 shift into September finds Wynnedale at an average high-temperature of a still warm 75.6°F (24.2°C), closely comparable to August's conditions. Throughout the month of September, Wynnedale witnesses an average low-temperature of 57.9°F (14.4°C).Humidity
In Wynnedale, the average relative humidity in September is 77%.Rainfall
In September, the rain falls for 14 days. Throughout September, 1.93" (49mm) of precipitation is accumulated. In Wynnedale, during the entire year, the rain falls for 158.4 days and collects up to 28.23" (717mm) of precipitation.Snowfall
In Wynnedale, snow does not fall in May through September.Daylight
In Wynnedale, Indiana, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:13 am and sunset at 8:15 pm. On the last day of September, in Wynnedale, sunrise is at 7:40 am and sunset at 7:28 pm EDT.
Sunshine
The average sunshine in September in Wynnedale is 8.4h.UV index
In Wynnedale, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: In September, a daily UV index of 5 turns into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Frequently asked questions
What is the temperature in September in Wynnedale?
What is the average humidity in September in Wynnedale?
How much does it rain in Wynnedale in September?
When it does not snow in Wynnedale?
Does it snow in Wynnedale in September?
How many hours of daylight does Wynnedale have in September?
When is the sunrise / sunset in September in Wynnedale?
How many hours of sunshine does Wynnedale have in September?
How high is the UV index in September in Wynnedale?
Average temperature in September
Wynnedale, IN
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 57.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in September
Wynnedale, IN
- 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 (29.93"Hg).
Average wind speed in September
Wynnedale, IN
- Average wind speed in September: 6.6mph
The windiest months (with the highest average wind speed) are January and February (9.9mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Wynnedale, IN
- Average humidity in September: 77%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Wynnedale, IN
- Average rainfall in September: 1.93"
The wettest months (with the highest rainfall) are April and May (3.43").
The driest month (with the least rainfall) is February (1.65").
Average rainfall days in September
Wynnedale, IN
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (7.1 days).
Average snowfall in September
Wynnedale, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (2.83").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Wynnedale, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Wynnedale, IN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Wynnedale, IN
- Average sunshine days in September: 14 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is May (9.6 days).
Average UV index in September
Wynnedale, IN
- Average UV index in September: 5
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
Wynnedale, IN
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Wynnedale, 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).
Wynnedale, Indiana, USA
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