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 transition from August to September sees average high-temperatures adjusting to a still warm 76.3°F (24.6°C), from a not significantly different 81.5°F (27.5°C). Throughout the month of September, Staunton observes an average nighttime temperature of 58.1°F (14.5°C).Humidity
In September, the average relative humidity is 77%.Rainfall
In September, in Staunton, the rain falls for 11 days. Throughout September, 1.3" (33mm) of precipitation is accumulated. In Staunton, Indiana, during the entire year, the rain falls for 151.2 days and collects up to 22.87" (581mm) of precipitation.Snowfall
In Staunton, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 26min.On the first day of the month, sunrise is at 7:17 am and sunset at 8:19 pm. On the last day of September, sunrise is at 7:44 am and sunset at 7:32 pm EDT.
Sunshine
The average sunshine in September in Staunton is 8.5h.UV index
In Staunton, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In September, a regular UV index of 5 translates into these guidelines:
Put precautions into practice - Guidance to elude sunburn is provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Staunton in September?
What is the average humidity in September in Staunton?
How much does it rain in Staunton in September?
When it does not snow in Staunton?
Does it snow in Staunton in September?
How many hours of daylight does Staunton have in September?
When is the sunrise / sunset in September in Staunton?
How long on average sun shines in September in Staunton?
What is the UV index reading in September in Staunton?
Average temperature in September
Staunton, IN
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in September
Staunton, 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 (29.93"Hg).
Average wind speed in September
Staunton, IN
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in September
Staunton, IN
- Average humidity in September: 77%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Staunton, IN
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days in September
Staunton, IN
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Staunton, IN
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Staunton, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.6 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
Staunton, 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 3min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Staunton, IN
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is May (9.6 days).
Average UV index in September
Staunton, 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
Staunton, IN
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Staunton, IN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Staunton, Indiana, USA
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