September weather forecast
Ellisville, IN

Weather in September

The first month of the autumn, September, is still a warm month in Ellisville, Indiana, with average temperature ranging between max 73.8°F (23.2°C) and min 55.8°F (13.2°C).

Temperature

In Ellisville, the average high-temperature in September marginally drops, from 79.3°F (26.3°C) in August, to a still moderately hot 73.8°F (23.2°C). In Ellisville, Indiana,, the average low-temperature is 55.8°F (13.2°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

In Ellisville, Indiana, during September, the rain falls for 10.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 125.6 rainfall days, and 12.8" (325mm) of precipitation is accumulated.

Snowfall

In Ellisville snow does not fall in June through September.

Daylight

The average length of the day in September is 12.4h.

Sunshine

In September, the average sunshine in Ellisville is 8h.

UV index

In Ellisville, Indiana, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 4 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in September in Ellisville?

In Ellisville, Indiana, the average relative humidity in September is 79%.

How many days does it rain in September in Ellisville?

In Ellisville, Indiana, in September, during 10.8 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow in Ellisville?

June through September are months without snowfall in Ellisville, Indiana.

Does it snow in Ellisville in September?

In Ellisville, Indiana, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Ellisville?

The average length of the day in September in Ellisville is 12.4h.

How many hours of sunshine does Ellisville have in September?

In September, the average sunshine is 8h.

What is the UV index reading in September in Ellisville?

The average daily maximum UV index in September in Ellisville, Indiana, is 4. A UV Index of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.

Average temperature in September
Ellisville, IN

Average temperature in September - Ellisville, IN
  • Average high temperature in September: 73.8°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

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Average pressure in September
Ellisville, IN

Average pressure in September - Ellisville, IN
  • Average pressure in September: 30.04"

Months with the highest atmospheric pressure are January and November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in September
Ellisville, IN

Average wind speed in September - Ellisville, IN
  • Average wind speed in September: 7mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in September
Ellisville, IN

Average humidity in September - Ellisville, IN
  • Average humidity in September: 79%

Months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Ellisville, IN

Average rainfall in September - Ellisville, IN
  • Average rainfall in September: 0.87"

The wettest month (with the highest rainfall) is May (1.65").
The driest month (with the least rainfall) is February (0.63").

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Average rainfall days in September
Ellisville, IN

Average rainfall days in September - Ellisville, IN
  • Average rainfall days in September: 10.8 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is February (5.8 days).

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Average snowfall in September
Ellisville, IN

Average snowfall in September - Ellisville, IN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.57").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Ellisville, IN

Average snowfall days in September - Ellisville, IN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Ellisville, IN

Average daylight in September / Average sunshine in September - Ellisville, IN
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 8h

The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3.3h).

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Average sunshine days in September
Ellisville, IN

Average sunshine days in September - Ellisville, IN
  • Average sunshine days in September: 16.5 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in September
Ellisville, IN

Average UV index in September - Ellisville, IN
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in September
Ellisville, IN

Average cloud cover in September - Ellisville, IN
  • Average cloud cover in September: 36

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in September
Ellisville, IN

Average visibility in September - Ellisville, IN
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

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