September weather forecastHall, IN
September
Weather in September
The first month of the autumn, September, is still a warm month in Hall, Indiana, with an average temperature fluctuating between 57.9°F (14.4°C) and 75.9°F (24.4°C).Temperature
September's onset brings a negligible change in high-temperatures, falling from 81.7°F (27.6°C) in August to a still warm 75.9°F (24.4°C). Hall's nighttime temperature in September falls to an average of 57.9°F (14.4°C).Humidity
The average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 13.5 days and accumulates 2.2" (56mm) of precipitation.Snowfall
In Hall, snow does not fall in May through September.Daylight
In Hall, the average length of the day in September is 12h and 26min.On the first day of September, sunrise is at 7:15 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 7:29 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In Hall, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 4 during September translates into these guidelines:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Hall, IN
- Average high temperature in September: 75.9°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34.2°F).
- Average low temperature in September: 57.9°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 (21.2°F).
Average pressure in September
Hall, 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
Hall, IN
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in September
Hall, IN
- Average humidity in September: 78%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Hall, IN
- Average rainfall in September: 2.2"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in September
Hall, IN
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in September
Hall, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Hall, 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
Hall, IN
- Average daylight in September: 12h and 24min
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 24min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Hall, IN
- Average sunshine days in September: 13.8 days
The month with the most sunshine days is October (16.6 days).
The month with the least sunshine days is May (8.4 days).
Average UV index in September
Hall, IN
- Average UV index in September: 4
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
Hall, 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 30).
Average visibility in September
Hall, IN
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, July and December (5mi).
