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
Lake James notes an average high-temperature of an agreeable 72.5°F (22.5°C) in September, displaying minor variation from August. In Lake James, the expected average low-temperature for September is a fresh 54.3°F (12.4°C).Humidity
The average relative humidity in September is 80%.Rainfall
In September, the rain falls for 13.2 days. Throughout September, 1.81" (46mm) of precipitation is accumulated. In Lake James, Indiana, during the entire year, the rain falls for 160.1 days and collects up to 27.8" (706mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Lake James, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 7:06 am and sunset at 8:13 pm. On the last day of September, sunrise is at 7:36 am and sunset at 7:23 pm EDT.
Sunshine
The average sunshine in September in Lake James is 7.9h.UV index
In Lake James, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Lake James?
What is the average humidity in September in Lake James?
How many days does it rain in September in Lake James?
When it does not snow in Lake James?
Does it snow in Lake James in September?
What is the average length of the day in September in Lake James?
When is the sunrise / sunset in September in Lake James?
How many hours of sunshine does Lake James have in September?
What is the UV index intensity in September in Lake James?
Average temperature in September
Lake James, IN
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in September: 54.3°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in September
Lake James, IN
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Lake James, IN
- Average wind speed in September: 7.2mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in September
Lake James, IN
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are March, April and October (77%).
Average rainfall in September
Lake James, IN
- Average rainfall in September: 1.81"
The wettest months (with the highest rainfall) are April and May (3.54").
The driest month (with the least rainfall) is December (1.54").
Average rainfall days in September
Lake James, IN
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (7.1 days).
Average snowfall in September
Lake James, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (4.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Lake James, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lake James, 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: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in September
Lake James, IN
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in September
Lake James, IN
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Lake James, IN
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in September
Lake James, IN
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Lake James, Indiana, USA
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