September weather forecast
Clay Center, NE

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Weather in September

The first month of the autumn, September, is still a warm month in Clay Center, Nebraska, with temperature in the range of an average low of 57.2°F (14°C) and an average high of 77.9°F (25.5°C).

Temperature

The arrival of September signals a subtle shift in temperature, down from 85.3°F (29.6°C) in August to a still moderately hot 77.9°F (25.5°C). Clay Center's nights in September experience an average temperature drop to a refreshing 57.2°F (14°C).

Humidity

In Clay Center, the average relative humidity in September is 67%.

Rainfall

In September, the rain falls for 11.9 days. Throughout September, 1.77" (45mm) of precipitation is accumulated. In Clay Center, during the entire year, the rain falls for 118.6 days and collects up to 22.05" (560mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in September in Clay Center is 12h and 27min.
On the first day of the month, sunrise is at 7:00 am and sunset at 8:03 pm. On the last day of September, sunrise is at 7:28 am and sunset at 7:15 pm CDT.

Sunshine

The average sunshine in September is 8.6h.

UV index

In Clay Center, the average daily maximum UV index in September is 5. 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: The maximum daily UV index of 5 in September interprets into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What is the temperature in September in Clay Center?

The high-temperature in Clay Center during September is 77.9°F (25.5°C) and the low-temperature is 57.2°F (14°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 93.2°F (34°C).

What is the average humidity in September in Clay Center?

In September, the average relative humidity in Clay Center, Nebraska, is 67%.

How much does it rain in Clay Center in September?

In September, the rain falls for 11.9 days. Throughout September, 1.77" (45mm) of precipitation is accumulated.

When it does not snow in Clay Center?

In Clay Center, snow does not fall in June through September.

Does it snow in Clay Center in September?

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

What is the average length of the day in September in Clay Center?

In Clay Center, the average day length in September is 12h and 27min.

What time are sunrise and sunset in September in Clay Center?

On the first day of September in Clay Center, sunrise is at 7:00 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:15 pm CDT.

How many hours of sunshine does Clay Center have in September?

In September, the average sunshine duration in Clay Center is 8.6h.

How high is the UV index in September in Clay Center?

In Clay Center, Nebraska, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Clay Center, NE

Average temperature in September - Clay Center, NE
  • Average high temperature in September: 77.9°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in September: 57.2°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

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Average pressure in September
Clay Center, NE

Average pressure in September - Clay Center, NE
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in September
Clay Center, NE

Average wind speed in September - Clay Center, NE
  • Average wind speed in September: 9.5mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).

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Average humidity in September
Clay Center, NE

Average humidity in September - Clay Center, NE
  • Average humidity in September: 67%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is October (62%).

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Average rainfall in September
Clay Center, NE

Average rainfall in September - Clay Center, NE
  • Average rainfall in September: 1.77"

The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days in September
Clay Center, NE

Average rainfall days in September - Clay Center, NE
  • Average rainfall days in September: 11.9 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is February (3.3 days).

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Average snowfall in September
Clay Center, NE

Average snowfall in September - Clay Center, NE
  • Average snowfall in September: 0"

The month with the highest snowfall is January (2.91").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Clay Center, NE

Average snowfall days in September - Clay Center, NE
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (7.1 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
Clay Center, NE

Average daylight in September / Average sunshine in September - Clay Center, NE
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in September
Clay Center, NE

Average sunshine days in September - Clay Center, NE
  • Average sunshine days in September: 15.4 days

The month with the most sunshine days is November (22.7 days).
The month with the least sunshine days is June (11.4 days).

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Average UV index in September
Clay Center, NE

Average UV index in September - Clay Center, NE
  • Average UV index in September: 5

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

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Average cloud cover in September
Clay Center, NE

Average cloud cover in September - Clay Center, NE
  • Average cloud cover in September: 27

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in September
Clay Center, NE

Average visibility in September - Clay Center, NE
  • 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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Clay Center, Nebraska, USA

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