September weather forecast
Mount Healthy, IN

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Weather in September

September, the first month of the autumn in Mount Healthy, is also a moderately hot month, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 58.5°F (14.7°C).

Temperature

September's arrival subtly correlates with a reduction in the average high-temperature, down from a warm 83.8°F (28.8°C) in August to a still moderately hot 78.1°F (25.6°C). An average nighttime temperature of 58.5°F (14.7°C) is recorded during September.

Humidity

In Mount Healthy, the average relative humidity in September is 76%.

Rainfall

The month with the least rainfall in Mount Healthy is September, when the rain falls for 12.9 days and typically collects 1.85" (47mm) of precipitation.

Snowfall

In Mount Healthy, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 7:13 am and sunset at 8:14 pm. On the last day of September, sunrise is at 7:39 am and sunset at 7:27 pm EDT.

Sunshine

In September, the average sunshine is 8.3h.

UV index

In Mount Healthy, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

What is the usual temperature for Mount Healthy in September?

In September, the average high-temperature and low-temperature are 78.1°F (25.6°C) and 58.5°F (14.7°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is evaluated at 93.2°F (34°C).

What is the average humidity in September in Mount Healthy?

The average relative humidity in September is 76%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.9 days and typically collects 1.85" (47mm) of precipitation.

How many days does it rain in September?

In September, the rain falls for 12.9 days. Throughout September, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Mount Healthy?

May through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Mount Healthy have in September?

In Mount Healthy, the average day length in September is 12h and 26min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 7:13 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 7:27 pm EDT.

How long on average sun shines in September?

In Mount Healthy, the average sunshine duration in September is 8.3h.

What is the UV index reading in September in Mount Healthy?

In Mount Healthy, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
Mount Healthy, IN

Average temperature in September - Mount Healthy, IN
  • Average high temperature in September: 78.1°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in September: 58.5°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in September
Mount Healthy, IN

Average pressure in September - Mount Healthy, IN
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Mount Healthy, IN

Average wind speed in September - Mount Healthy, IN
  • Average wind speed in September: 5.7mph

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in September
Mount Healthy, IN

Average humidity in September - Mount Healthy, IN
  • Average humidity in September: 76%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in September
Mount Healthy, IN

Average rainfall in September - Mount Healthy, IN
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in September
Mount Healthy, IN

Average rainfall days in September - Mount Healthy, IN
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (9.9 days).

Average snowfall in September
Mount Healthy, IN

Average snowfall in September - Mount Healthy, IN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.72").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Mount Healthy, IN

Average snowfall days in September - Mount Healthy, 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 May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Mount Healthy, IN

Average daylight in September / Average sunshine in September - Mount Healthy, IN
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 6min).

Average sunshine days in September
Mount Healthy, IN

Average sunshine days in September - Mount Healthy, IN
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.6 days).

Average UV index in September
Mount Healthy, IN

Average UV index in September - Mount Healthy, IN
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in September
Mount Healthy, IN

Average cloud cover in September - Mount Healthy, IN
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in September
Mount Healthy, IN

Average visibility in September - Mount Healthy, IN
  • Average visibility in September: 5mi

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

Mount Healthy, Indiana, USA

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