September weather forecast
Crown Point, IN

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Weather in September

As summer fades, September paves the way for the arrival of autumn in Crown Point. Warm days start to give way to mild afternoons, and the landscape transforms into a riot of color. The average high temperature drops to 74.3°F (23.5°C), and the low plunges to 57.6°F (14.2°C). This weather signifies the final arc of summer with lower humidity levels and typically gentler winds. Cool breezes and multicolored leaves make it a wonderful time to explore the outdoors.

Temperature

A mild drop in Crown Point's average high-temperature is observed in September, transitioning from a warm 79.7°F (26.5°C) in August to a still moderately hot 74.3°F (23.5°C). In the month of September, Crown Point's average low-temperature falls to a refreshing 57.6°F (14.2°C).

Humidity

In September, the average relative humidity is 77%.

Rainfall

In Crown Point, Indiana, in September, during 12.9 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, in Crown Point, there are 143.5 rainfall days, and 21.02" (534mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Crown Point.

Daylight

The average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:16 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:32 pm CDT.

Sunshine

In Crown Point, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September in Crown Point is 4. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the usual temperature for Crown Point in September?

In September, in Crown Point, the average high-temperature is 74.3°F (23.5°C), and the average low-temperature is 57.6°F (14.2°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

What is the average humidity in September in Crown Point?

The average relative humidity in September is 77%.

How much does it rain in Crown Point in September?

In Crown Point, Indiana, in September, during 12.9 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow in Crown Point?

In Crown Point, snow does not fall in May through October.

What is the average length of the day in September in Crown Point?

In Crown Point, Indiana, the average day length in September is 12h and 28min.

When are sunrise and sunset in September in Crown Point?

On the first day of September, sunrise is at 6:16 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:32 pm CDT.

How many hours of sunshine does Crown Point have in September?

In September, the average sunshine duration in Crown Point, Indiana, is 8.5h.

What is the UV index reading in September in Crown Point?

In Crown Point, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to 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
Crown Point, IN

Average temperature in September - Crown Point, IN
  • Average high temperature in September: 74.3°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in September: 57.6°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in September
Crown Point, IN

Average pressure in September - Crown Point, IN
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Crown Point, IN

Average wind speed in September - Crown Point, IN
  • Average wind speed in September: 7.1mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in September
Crown Point, IN

Average humidity in September - Crown Point, IN
  • Average humidity in September: 77%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in September
Crown Point, IN

Average rainfall in September - Crown Point, IN
  • Average rainfall in September: 1.73"

The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are February and November (0.98").

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Average rainfall days in September
Crown Point, IN

Average rainfall days in September - Crown Point, IN
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is July (17.6 days).
The months with the least rainy days are January and February (5.3 days).

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Average snowfall in September
Crown Point, IN

Average snowfall in September - Crown Point, IN
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Crown Point, IN

Average snowfall days in September - Crown Point, IN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11.7 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
Crown Point, IN

Average daylight in September / Average sunshine in September - Crown Point, 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: 8h and 3min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in September
Crown Point, IN

Average sunshine days in September - Crown Point, IN
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (10.5 days).

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Average UV index in September
Crown Point, IN

Average UV index in September - Crown Point, IN
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in September
Crown Point, IN

Average cloud cover in September - Crown Point, IN
  • Average cloud cover in September: 33

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in September
Crown Point, IN

Average visibility in September - Crown Point, IN
  • Average visibility in September: 6mi

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

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Crown Point, Indiana, USA

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