September weather forecast
Green Hill, IN

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Green Hill, Indiana, with temperature in the range of an average low of 57°F (13.9°C) and an average high of 75.6°F (24.2°C).

Temperature

September reports an average high-temperature of a still warm 75.6°F (24.2°C), slightly varied from August's 80.2°F (26.8°C). The temperature dips to an average of 57°F (13.9°C) during September nights.

Humidity

In Green Hill, Indiana, the average relative humidity in September is 78%.

Rainfall

In Green Hill, in September, it is raining for 10.2 days, with typically 1.02" (26mm) of accumulated precipitation. In Green Hill, during the entire year, the rain falls for 130.9 days and collects up to 18.23" (463mm) of precipitation.

Snowfall

In Green Hill, Indiana, snow does not fall in May through September.

Daylight

The average length of the day in September in Green Hill is 12h and 27min.
On the first day of September in Green Hill, sunrise is at 7:16 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 7:31 pm EDT.

Sunshine

The average sunshine in September is 8.1h.

UV index

In September, the average daily maximum UV index in Green Hill, Indiana, is 5. A UV Index reading 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:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Frequently asked questions

What is the average September temperature in Green Hill?

The average high-temperature, in September, in Green Hill, is 75.6°F (24.2°C), while the average low-temperature is 57°F (13.9°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in July is computed to be 87.8°F (31°C).

What is the average humidity in September in Green Hill?

In September, the average relative humidity in Green Hill is 78%.

How many days does it rain in September in Green Hill?

In Green Hill, Indiana, in September, during 10.2 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

When it does not snow in Green Hill?

In Green Hill, snow does not fall in May through September.

Does it snow in Green Hill in September?

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

What is the average length of the day in September in Green Hill?

In September, the average day length in Green Hill, Indiana, is 12h and 27min.

When is the sunrise / sunset in September in Green Hill?

On the first day of September, sunrise is at 7:16 am and sunset at 8:19 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 7:31 pm EDT.

How long on average sun shines in September in Green Hill?

In September, the average sunshine duration in Green Hill, Indiana, is 8.1h.

What is the UV index reading in September in Green Hill?

In September, the average daily maximum UV index in Green Hill, Indiana, is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Green Hill, IN

Average temperature in September - Green Hill, 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).

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Average pressure in September
Green Hill, IN

Average pressure in September - Green Hill, 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).

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Average wind speed in September
Green Hill, IN

Average wind speed in September - Green Hill, 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).

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Average humidity in September
Green Hill, IN

Average humidity in September - Green Hill, 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%).

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Average rainfall in September
Green Hill, IN

Average rainfall in September - Green Hill, 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").

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Average rainfall days in September
Green Hill, IN

Average rainfall days in September - Green Hill, 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).

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Average snowfall in September
Green Hill, IN

Average snowfall in September - Green Hill, 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").

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Average snowfall days in September
Green Hill, IN

Average snowfall days in September - Green Hill, 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).

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Average daylight in September /
Average sunshine in September
Green Hill, IN

Average daylight in September / Average sunshine in September - Green Hill, 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).

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Average sunshine days in September
Green Hill, IN

Average sunshine days in September - Green Hill, 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).

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Average UV index in September
Green Hill, IN

Average UV index in September - Green Hill, 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).

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Average cloud cover in September
Green Hill, IN

Average cloud cover in September - Green Hill, 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).

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Average visibility in September
Green Hill, IN

Average visibility in September - Green Hill, 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).

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Green Hill, Indiana, USA

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