September weather forecast
Mongo, IN

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Weather in September

September, the first month of the autumn in Mongo, is still a pleasant month, with an average temperature ranging between min 54.3°F (12.4°C) and max 72.3°F (22.4°C).

Temperature

Mongo, Indiana, in September experiences a gentle temperature dip, with average high-temperatures reducing from a moderately hot 78.3°F (25.7°C) in August to a pleasant 72.3°F (22.4°C). Mongo encounters an average low-temperature of 54.3°F (12.4°C) during September nights.

Humidity

The average relative humidity in September is 80%.

Rainfall

In September, the rain falls for 13 days. Throughout September, 2.05" (52mm) of precipitation is accumulated. Throughout the year, in Mongo, there are 159.3 rainfall days, and 28.31" (719mm) of precipitation is accumulated.

Snowfall

In Mongo, snow does not fall in June through September.

Daylight

In Mongo, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 7:07 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 7:24 pm EDT.

Sunshine

In Mongo, Indiana, the average sunshine in September is 7.9h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A daily high UV index of 4 in September leads to these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the average September temperature in Mongo?

Mongo in September has an average high-temperature of 72.3°F (22.4°C) and an average low-temperature of 54.3°F (12.4°C).

What is the average humidity in September in Mongo?

In Mongo, Indiana, the average relative humidity in September is 80%.

How much does it rain in Mongo in September?

In Mongo, during September, the rain falls for 13 days and regularly aggregates up to 2.05" (52mm) of precipitation.

When it does not snow in Mongo?

In Mongo, Indiana, snow does not fall in June through September.

Does it snow in Mongo in September?

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

How many hours of daylight does Mongo have in September?

The average day length in September in Mongo is 12h and 28min.

What time are sunrise and sunset in September in Mongo?

In September, on the first day of the month, sunrise is at 7:07 am and sunset at 8:13 pm. On the last day of the month, in Mongo, sunrise is at 7:37 am and sunset at 7:24 pm EDT.

How many hours of sunshine does Mongo have in September?

The average sunshine duration in September is 7.9h.

What is the UV index intensity in September in Mongo?

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Mongo, IN

Average temperature in September - Mongo, IN
  • Average high temperature in September: 72.3°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in September: 54.3°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in September
Mongo, IN

Average pressure in September - Mongo, IN
  • Average pressure in September: 30.04"Hg

The months with the highest atmospheric pressure are January and November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Mongo, IN

Average wind speed in September - Mongo, IN
  • Average wind speed in September: 7.3mph

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 (6.4mph).

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Average humidity in September
Mongo, IN

Average humidity in September - Mongo, IN
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are March, April and October (77%).

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Average rainfall in September
Mongo, IN

Average rainfall in September - Mongo, IN
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is December (1.57").

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Average rainfall days in September
Mongo, IN

Average rainfall days in September - Mongo, IN
  • Average rainfall days in September: 13 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (7.6 days).

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Average snowfall in September
Mongo, IN

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

The month with the highest snowfall is January (4.65").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Mongo, IN

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

The month with the highest number of snowfall days is January (16.5 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
Mongo, IN

Average daylight in September / Average sunshine in September - Mongo, IN
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in September
Mongo, IN

Average sunshine days in September - Mongo, IN
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index in September
Mongo, IN

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

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in September
Mongo, IN

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

The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in September
Mongo, IN

Average visibility in September - Mongo, IN
  • Average visibility in September: 5mi

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

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Mongo, Indiana, USA

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