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 presence marks an average high-temperature of a pleasant 72.5°F (22.5°C), subtly varied from August's 77.7°F (25.4°C). The average temperature during September nights is registered at a fresh 54.3°F (12.4°C).Humidity
In Clarks Landing, Indiana, the average relative humidity in September is 80%.Rainfall
In Clarks Landing, in September, during 13.2 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. Throughout the year, there are 160.1 rainfall days, and 27.8" (706mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Clarks Landing.Daylight
In Clarks Landing, Indiana, the average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 7:06 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 7:22 pm EDT.
Sunshine
The average sunshine in September is 7.9h.UV index
In Clarks Landing, Indiana, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Clarks Landing?
What is the average humidity in September in Clarks Landing?
How much does it rain in Clarks Landing in September?
When it does not snow in Clarks Landing?
Does it snow in Clarks Landing in September?
How many hours of daylight does Clarks Landing have in September?
When are sunrise and sunset in September in Clarks Landing?
How long on average sun shines in September in Clarks Landing?
How high is the UV index in September in Clarks Landing?
Average temperature in September
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, IN
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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
Clarks Landing, 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).
Clarks Landing, Indiana, USA
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