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
September's arrival registers an average high-temperature of a still moderately hot 75.6°F (24.2°C), closely aligning with the temperature of the previous month. In Old Halfway, an average low-temperature of 57°F (13.9°C) is recorded during September nights.Humidity
In September, the average relative humidity is 78%.Rainfall
In September, in Old Halfway, the rain falls for 10.2 days. Throughout September, 1.02" (26mm) of precipitation is accumulated. In Old Halfway, during the entire year, the rain falls for 130.9 days and collects up to 18.23" (463mm) of precipitation.Snowfall
May through September are months without snowfall in Old Halfway.Daylight
The average length of the day in September in Old Halfway is 12h and 27min.On the first day of the month, sunrise is at 7:16 am and sunset at 8:19 pm. On the last day of September, in Old Halfway, sunrise is at 7:44 am and sunset at 7:31 pm EDT.
Sunshine
In September, the average sunshine in Old Halfway is 8.1h.UV index
In Old Halfway, Indiana, 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: The maximum UV index of 5 during September translates into these guidelines:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Around midday, solar radiation is most harmful; hence, exposure should be limited. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Old Halfway?
What is the average humidity in September in Old Halfway?
How much does it rain in Old Halfway in September?
When it does not snow in Old Halfway?
Does it snow in Old Halfway in September?
What is the average length of the day in September in Old Halfway?
When is the sunrise / sunset in September in Old Halfway?
How many hours of sunshine does Old Halfway have in September?
What is the UV index intensity in September in Old Halfway?
Average temperature in September
Old Halfway, IN
- Average high temperature in September: 75.6°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in September: 57°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in September
Old Halfway, 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
Old Halfway, IN
- Average wind speed in September: 7.1mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).
Average humidity in September
Old Halfway, IN
- Average humidity in September: 78%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Old Halfway, IN
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are February and November (0.94").
Average rainfall days in September
Old Halfway, IN
- Average rainfall days in September: 10.2 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (5.1 days).
Average snowfall in September
Old Halfway, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Old Halfway, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (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
Old Halfway, 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 18min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Old Halfway, IN
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is July (11.7 days).
Average UV index in September
Old Halfway, IN
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Old Halfway, IN
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are June, August and September (Cloud cover 34).
Average visibility in September
Old Halfway, 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).
Old Halfway, Indiana, USA
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