September weather forecast
De Kalb Junction, NY

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Weather in September

September, the first month of the autumn in De Kalb Junction, is also an agreeable month, with temperature in the range of an average low of 50.9°F (10.5°C) and an average high of 69.1°F (20.6°C).

Temperature

September witnesses a gentle descent in average high-temperature, descending from August's moderately hot 75.4°F (24.1°C) to an agreeable 69.1°F (20.6°C). De Kalb Junction encounters a steady low-temperature average of 50.9°F (10.5°C) throughout the month of September.

Humidity

In De Kalb Junction, the average relative humidity in September is 79%.

Rainfall

The month with the least rainfall is September, when the rain falls for 7 days and typically collects 0.28" (7mm) of precipitation.

Snowfall

June through October are months without snowfall in De Kalb Junction.

Daylight

The average length of the day in September is 12h and 30min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:37 pm. On the last day of September, in De Kalb Junction, sunrise is at 6:58 am and sunset at 6:43 pm EDT.

Sunshine

In September, the average sunshine in De Kalb Junction, New York, is 8.9h.

UV index

In De Kalb Junction, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the UV index of 3 transforms into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. To guard against the harmful effects of the Sun, minimize exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
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Frequently asked questions

What is the temperature in September in De Kalb Junction?

In De Kalb Junction, 69.1°F (20.6°C) is the average high-temperature and 50.9°F (10.5°C) is the average low-temperature during September.

What is the average humidity in September in De Kalb Junction?

In September, the average relative humidity in De Kalb Junction is 79%.

What is the driest month in De Kalb Junction?

September is the month with the least rainfall in De Kalb Junction, New York. Rain falls for 7 days and accumulates 0.28" (7mm) of precipitation.

How many days does it rain in September in De Kalb Junction?

In De Kalb Junction, in September, during 7 rainfall days, 0.28" (7mm) of precipitation is typically accumulated.

When it does not snow in De Kalb Junction?

June through October are months without snowfall in De Kalb Junction, New York.

How many hours of daylight does De Kalb Junction have in September?

In September, the average day length in De Kalb Junction is 12h and 30min.

What time are sunrise and sunset in September in De Kalb Junction?

In September, on the first day of the month, sunrise is at 6:24 am and sunset at 7:37 pm. On the last day of the month, in De Kalb Junction, sunrise is at 6:58 am and sunset at 6:43 pm EDT.

How many hours of sunshine does De Kalb Junction have in September?

In September, the average sunshine duration in De Kalb Junction is 8.9h.

What is the UV index reading in September in De Kalb Junction?

The average daily maximum UV index in September in De Kalb Junction is 3. A UV Index estimate of 3 to 5 represents 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
De Kalb Junction, NY

Average temperature in September - De Kalb Junction, NY
  • Average high temperature in September: 69.1°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (24.1°F).

  • Average low temperature in September: 50.9°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in September
De Kalb Junction, NY

Average pressure in September - De Kalb Junction, NY
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
De Kalb Junction, NY

Average wind speed in September - De Kalb Junction, NY
  • Average wind speed in September: 6.6mph

The windiest months (with the highest average wind speed) are February and April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in September
De Kalb Junction, NY

Average humidity in September - De Kalb Junction, NY
  • Average humidity in September: 79%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in September
De Kalb Junction, NY

Average rainfall in September - De Kalb Junction, NY
  • Average rainfall in September: 0.28"

The wettest month (with the highest rainfall) is October (0.79").
The driest month (with the least rainfall) is September (0.28").

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Average rainfall days in September
De Kalb Junction, NY

Average rainfall days in September - De Kalb Junction, NY
  • Average rainfall days in September: 7 days

The month with the highest number of rainy days is July (10.5 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in September
De Kalb Junction, NY

Average snowfall in September - De Kalb Junction, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in September
De Kalb Junction, NY

Average snowfall days in September - De Kalb Junction, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (11 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
De Kalb Junction, NY

Average daylight in September / Average sunshine in September - De Kalb Junction, NY
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).

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Average sunshine days in September
De Kalb Junction, NY

Average sunshine days in September - De Kalb Junction, NY
  • Average sunshine days in September: 21 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (16.5 days).

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Average UV index in September
De Kalb Junction, NY

Average UV index in September - De Kalb Junction, NY
  • Average UV index in September: 3

The months with the highest UV index are 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
De Kalb Junction, NY

Average cloud cover in September - De Kalb Junction, NY
  • Average cloud cover in September: 36

The months with the most cloud cover are January and February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in September
De Kalb Junction, NY

Average visibility in September - De Kalb Junction, NY
  • Average visibility in September: 6mi

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

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De Kalb Junction, New York, USA

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