September weather forecast
West Newton, IN

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Weather in September

September, the first month of the autumn in West Newton, is also a moderately hot month, with an average temperature fluctuating between 58.3°F (14.6°C) and 75.9°F (24.4°C).

Temperature

A minimal variation is noted in West Newton's average high-temperature at the onset of September, reaching a still moderately hot 75.9°F (24.4°C) from August's 81.1°F (27.3°C). During the nights in September, the temperature averages to a refreshing 58.3°F (14.6°C).

Humidity

In September, the average relative humidity is 76%.

Rainfall

In West Newton, in September, during 12.2 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. Throughout the year, there are 146.4 rainfall days, and 21.14" (537mm) of precipitation is accumulated.

Snowfall

In West Newton, snow does not fall in May through October.

Daylight

The average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 7:14 am and sunset at 8:15 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:28 pm EDT.

Sunshine

In West Newton, the average sunshine in September is 8.4h.

UV index

In West Newton, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a daily UV index of 4 turns into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

In September, in West Newton, the average high-temperature is 75.9°F (24.4°C), and the average low-temperature is 58.3°F (14.6°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

How much does it rain in September?

In September, the rain falls for 12.2 days. Throughout September, 1.46" (37mm) of precipitation is accumulated.

When it does not snow?

In West Newton, snow does not fall in May through October.

What is the average length of the day in September?

In West Newton, 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 7:14 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 7:28 pm EDT.

How long on average sun shines in September?

In West Newton, the average sunshine duration in September is 8.4h.

How high is the UV index in September?

In September, the average daily maximum UV index is 4. A UV Index estimate 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
West Newton, IN

Average temperature in September - West Newton, IN
  • Average high temperature in September: 75.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in September: 58.3°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in September
West Newton, IN

Average pressure in September - West Newton, IN
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
West Newton, IN

Average wind speed in September - West Newton, IN
  • Average wind speed in September: 6.5mph

The windiest months (with the highest average wind speed) are January and February (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in September
West Newton, IN

Average humidity in September - West Newton, IN
  • Average humidity in September: 76%

The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (73%).

Average rainfall in September
West Newton, IN

Average rainfall in September - West Newton, IN
  • Average rainfall in September: 1.46"

The wettest month (with the highest rainfall) is May (2.68").
The driest month (with the least rainfall) is February (1.22").

Average rainfall days in September
West Newton, IN

Average rainfall days in September - West Newton, IN
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (6.8 days).

Average snowfall in September
West Newton, IN

Average snowfall in September - West Newton, IN
  • Average snowfall in September: 0"

The month with the highest snowfall is December (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
West Newton, IN

Average snowfall days in September - West Newton, IN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
West Newton, IN

Average daylight in September / Average sunshine in September - West Newton, 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 24min).

  • Average sunshine in September: 8h and 2min

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

Average sunshine days in September
West Newton, IN

Average sunshine days in September - West Newton, IN
  • Average sunshine days in September: 15.2 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is May (11.1 days).

Average UV index in September
West Newton, IN

Average UV index in September - West Newton, IN
  • Average UV index in September: 4

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

Average cloud cover in September
West Newton, IN

Average cloud cover in September - West Newton, IN
  • Average cloud cover in September: 32

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in September
West Newton, IN

Average visibility in September - West Newton, IN
  • Average visibility in September: 6mi

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

West Newton, Indiana, USA

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