September weather forecast
Rosalie, NE

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Weather in September

The first month of the autumn, September, is still a warm month in Rosalie, Nebraska, with temperature in the range of an average low of 55.8°F (13.2°C) and an average high of 76.1°F (24.5°C).

Temperature

September's onset introduces a mild reduction in the average high-temperature, from 82°F (27.8°C) in August to a still warm 76.1°F (24.5°C). In Rosalie, an average nighttime temperature of 55.8°F (13.2°C) is expected during September.

Humidity

The average relative humidity in September is 71%.

Rainfall

In Rosalie, during September, the rain falls for 12.1 days and regularly aggregates up to 1.81" (46mm) of precipitation. Throughout the year, there are 120.1 rainfall days, and 20.67" (525mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Rosalie, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:52 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:08 pm CDT.

Sunshine

The average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 5 during September translates into the following guidance:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

The high-temperature during September is 76.1°F (24.5°C) and the low-temperature is 55.8°F (13.2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 71%.

How many days does it rain in September in Rosalie?

In September, the rain falls for 12.1 days. Throughout September, 1.81" (46mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

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

How many hours of daylight does Rosalie have in September?

In September, the average day length is 12h and 28min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:52 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:08 pm CDT.

How many hours of sunshine does Rosalie have in September?

In Rosalie, the average sunshine duration in September is 8.9h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from 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
Rosalie, NE

Average temperature in September - Rosalie, NE
  • Average high temperature in September: 76.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in September: 55.8°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in September
Rosalie, NE

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in September
Rosalie, NE

Average wind speed in September - Rosalie, NE
  • Average wind speed in September: 8.9mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

Average humidity in September
Rosalie, NE

Average humidity in September - Rosalie, NE
  • Average humidity in September: 71%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (65%).

Average rainfall in September
Rosalie, NE

Average rainfall in September - Rosalie, NE
  • Average rainfall in September: 1.81"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in September
Rosalie, NE

Average rainfall days in September - Rosalie, NE
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (2.9 days).

Average snowfall in September
Rosalie, NE

Average snowfall in September - Rosalie, NE
  • Average snowfall in September: 0"

The months with the highest snowfall are February and December (2.8").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Rosalie, NE

Average snowfall days in September - Rosalie, NE
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Rosalie, 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: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in September
Rosalie, NE

Average sunshine days in September - Rosalie, NE
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in September
Rosalie, NE

Average UV index in September - Rosalie, 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).

Average cloud cover in September
Rosalie, NE

Average cloud cover in September - Rosalie, NE
  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in September
Rosalie, NE

Average visibility in September - Rosalie, 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).

Rosalie, Nebraska, USA

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