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 sea temperature 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 into September involves a small decrease in the average high-temperature, dipping slightly from 79.3°F (26.3°C) in August to a still moderately hot 73.8°F (23.2°C). An average minimum temperature of 59.2°F (15.1°C) is recorded during the month of September.Humidity
In September, the average relative humidity is 75%.Rainfall
In September, the rain falls for 9.8 days. Throughout September, 0.91" (23mm) of precipitation is accumulated. Throughout the year, there are 110.3 rainfall days, and 10.31" (262mm) of precipitation is accumulated.Snowfall
In Whiting, snow does not fall in May through September.Ocean temperature
In Whiting, in September, the average water temperature is 68.7°F (20.4°C).Note: Swimming in 68.7°F (20.4°C) does not offer a pleasant experience for most individuals. The act of controlling one's breathing becomes progressively difficult as the water temperature goes under 69.8°F (21°C).
Daylight
In Whiting, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:16 am and sunset at 7:22 pm. On the last day of September, sunrise is at 6:46 am and sunset at 6:32 pm CDT.
Sunshine
In Whiting, the average sunshine in September is 8.9h.UV index
In Whiting, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 4 during September leads to these advisories:
Exercise prevention - Warding off sunburn is urged. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September in Whiting?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the ocean temperature in September?
How many hours of daylight does Whiting have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Whiting have in September?
How high is the UV index in September?
Average temperature in September
Whiting, IN
- Average high temperature in September: 73.8°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in September: 59.2°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 (19.6°F).
Average pressure in September
Whiting, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Whiting, IN
- Average wind speed in September: 8mph
The windiest month (with the highest average wind speed) is January (11mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in September
Whiting, IN
- Average humidity in September: 75%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Whiting, IN
- Average rainfall in September: 0.91"
The wettest months (with the highest rainfall) are May and June (1.38").
The driest months (with the least rainfall) are February and December (0.47").
Average rainfall days in September
Whiting, IN
- Average rainfall days in September: 9.8 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.1 days).
Average snowfall in September
Whiting, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Whiting, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average sea temperature in September
Whiting, IN
- Average sea temperature in September: 68.7°F
The best month for swimming (with the highest average sea temperature) is August (74.4°F).
The coldest month (with the lowest average sea temperature) is February (35.9°F).
Average daylight in September /
Average sunshine in September
Whiting, IN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in September
Whiting, IN
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is December (19.8 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in September
Whiting, IN
- Average UV index in September: 4
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
Whiting, IN
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Whiting, 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).
Whiting, Indiana, USA
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