September weather forecast
Northfield, IN

Weather in September

The first month of the autumn, September, is still a warm month in Northfield, Indiana, with temperature in the range of an average high of 75.4°F (24.1°C) and an average low of 57.9°F (14.4°C).

Temperature

In Northfield, Indiana, the average high-temperature in September is almost the same as in August - a still warm 75.4°F (24.1°C). In September, in Northfield, the average low-temperature is 57.9°F (14.4°C).

Humidity

The average relative humidity in September is 77%.

Rainfall

In Northfield, it is raining for 10.7 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, in Northfield, there are 121.7 rainfall days, and 11.69" (297mm) of precipitation is accumulated.

Snowfall

In Northfield, snow does not fall in May through September.

Daylight

The average length of the day in September in Northfield is 12h and 26min.
On the first day of September, sunrise is at 7:13 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:29 pm EDT.

Sunshine

In Northfield, Indiana, the average sunshine in September is 8.2h.

UV index

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 average person.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Northfield?

In September, the average high-temperature is 75.4°F (24.1°C), and the average low-temperature is 57.9°F (14.4°C). in July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in September in Northfield?

The average relative humidity in September in Northfield, Indiana, is 77%.

How many days does it rain in September in Northfield?

In Northfield, in September, it is raining for 10.7 days, with typically 0.79" (20mm) of accumulated precipitation.

When it does not snow in Northfield?

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

Does it snow in Northfield in September?

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

How many hours of daylight does Northfield have in September?

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

When are sunrise and sunset in September in Northfield?

In September, on the first day of the month, sunrise is at 7:13 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 7:29 pm EDT.

How long on average sun shines in September in Northfield?

The average sunshine duration in September in Northfield, Indiana, is 8.2h.

How high is the UV index in September in Northfield?

In September, the average daily maximum UV index in Northfield is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Northfield, IN

Average temperature in September - Northfield, IN
  • Average high temperature in September: 75.4°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in September: 57.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in September
Northfield, IN

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

The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Northfield, IN

Average wind speed in September - Northfield, IN
  • Average wind speed in September: 6.8mph

The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in September
Northfield, IN

Average humidity in September - Northfield, IN
  • Average humidity in September: 77%

The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
Northfield, IN

Average rainfall in September - Northfield, IN
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in September
Northfield, IN

Average rainfall days in September - Northfield, IN
  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (5.9 days).

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Average snowfall in September
Northfield, IN

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

The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Northfield, IN

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

The month with the highest number of snowfall days is January (7.3 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
Northfield, IN

Average daylight in September / Average sunshine in September - Northfield, IN
  • Average daylight in September: 12h and 26min

The month with the longest days is June (Average daylight: 14h and 58min).
The month with the shortest days is December (Average daylight: 9h and 23min).

  • Average sunshine in September: 8h and 12min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in September
Northfield, IN

Average sunshine days in September - Northfield, IN
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is May (11.8 days).

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Average UV index in September
Northfield, IN

Average UV index in September - Northfield, 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
Northfield, IN

Average cloud cover in September - Northfield, IN
  • Average cloud cover in September: 34

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in September
Northfield, IN

Average visibility in September - Northfield, 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).

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