September weather forecast
Mitchell, NE

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Weather in September

September, the first month of the autumn in Mitchell, is also a moderately hot month, with temperature in the range of an average low of 53.4°F (11.9°C) and an average high of 78.4°F (25.8°C).

Temperature

September signals a slight drop in average high-temperature, sliding from August's tropical 86.5°F (30.3°C) to a warm 78.4°F (25.8°C). A noticeable temperature swing characterizes Mitchell's September nights, dipping to an average of 53.4°F (11.9°C).

Humidity

The months with the lowest humidity are August and September, with an average relative humidity of 46%.

Rainfall

In Mitchell, during September, the rain falls for 7.9 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Mitchell, during the entire year, the rain falls for 104.8 days and collects up to 13.35" (339mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. In Mitchell, during the entire year, snow falls for 39 days and aggregates up to 17.17" (436mm) of snow.

Daylight

In Mitchell, the average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:21 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:51 am and sunset at 6:37 pm MDT.

Sunshine

In Mitchell, the average sunshine in September is 10.6h.

UV index

In Mitchell, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum daily UV index of 4 during September morphs into the following directions:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Mitchell in September?

The high-temperature, in September, in Mitchell, is 78.4°F (25.8°C), while the low-temperature averages to 53.4°F (11.9°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What are the least humid months?

The months with the lowest humidity are August and September, with an average relative humidity of 46%.

What is the average humidity in September?

In September, the average relative humidity is 46%.

How much does it rain in September?

In Mitchell, in September, it is raining for 7.9 days, with typically 0.71" (18mm) of accumulated precipitation.

When does it start snowing?

September is the first month it typically snows in Mitchell. Throughout September, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:21 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:37 pm MDT.

How long on average sun shines in September in Mitchell?

In September, the average sunshine duration is 10.6h.

What is the UV index reading in September?

In Mitchell, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Mitchell, NE

Average temperature in September - Mitchell, NE
  • Average high temperature in September: 78.4°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in September: 53.4°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

Average pressure in September
Mitchell, NE

Average pressure in September - Mitchell, NE
  • Average pressure in September: 29.94"Hg

The months with the highest atmospheric pressure are January and December (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in September
Mitchell, NE

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

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

Average humidity in September
Mitchell, NE

Average humidity in September - Mitchell, NE
  • Average humidity in September: 46%

The month with the highest relative humidity is January (68%).
The months with the lowest relative humidity are August and September (46%).

Average rainfall in September
Mitchell, NE

Average rainfall in September - Mitchell, NE
  • Average rainfall in September: 0.71"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in September
Mitchell, NE

Average rainfall days in September - Mitchell, NE
  • Average rainfall days in September: 7.9 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is December (3.5 days).

Average snowfall in September
Mitchell, NE

Average snowfall in September - Mitchell, NE
  • Average snowfall in September: 0.08"

The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July and August (0").

Average snowfall days in September
Mitchell, NE

Average snowfall days in September - Mitchell, NE
  • Average snowfall days in September: 0.1 days

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in September /
Average sunshine in September
Mitchell, NE

Average daylight in September / Average sunshine in September - Mitchell, NE
  • 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: 10h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).

Average sunshine days in September
Mitchell, NE

Average sunshine days in September - Mitchell, NE
  • Average sunshine days in September: 18.1 days

The month with the most sunshine days is December (21.6 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in September
Mitchell, NE

Average UV index in September - Mitchell, NE
  • Average UV index in September: 4

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).

Average cloud cover in September
Mitchell, NE

Average cloud cover in September - Mitchell, NE
  • Average cloud cover in September: 17

The months with the most cloud cover are February and April (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in September
Mitchell, NE

Average visibility in September - Mitchell, 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).

Mitchell, Nebraska, USA

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