September weather forecastOctavia, NE

September

Weather in September

September, the first month of the autumn in Octavia, is also a moderately hot month, with an average temperature varying between 56.3°F (13.5°C) and 76.8°F (24.9°C).

Temperature

Octavia observes a small decrease in the average high-temperature with the arrival of September, falling from August's 82.9°F (28.3°C) to a still moderately hot 76.8°F (24.9°C). Octavia in September experiences a low-temperature average of 56.3°F (13.5°C).

Humidity

The average relative humidity in September in Octavia, Nebraska, is 69%.

Rainfall

In September, in Octavia, Nebraska, the rain falls for 11.5 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 114.1 rainfall days, and 19.57" (497mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Octavia, Nebraska.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of September in Octavia, sunrise is at 6:55 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:11 pm CDT.

Sunshine

The average sunshine in September is 8.8h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 5 in September suggests the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature, in September, in Octavia, is 76.8°F (24.9°C), while the average low-temperature is 56.3°F (13.5°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 89.6°F (32°C).

In Octavia, Nebraska, the average relative humidity in September is 69%.

In Octavia, Nebraska, during September, the rain falls for 11.5 days and regularly aggregates up to 1.57" (40mm) of precipitation.

June through September are months without snowfall in Octavia.

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

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

On the first day of September, sunrise is at 6:55 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:11 pm CDT.

The average sunshine duration in September in Octavia is 8.8h.

The average daily maximum UV index in September in Octavia, Nebraska, is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Octavia, NE

  • Average high temperature in September: 76.8°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in September
Octavia, 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 (29.85"Hg).

Average wind speed in September
Octavia, 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
Octavia, NE

  • Average humidity in September: 69%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (64%).

Average rainfall in September
Octavia, NE

  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is June (2.83").
The driest months (with the least rainfall) are January and November (0.63").

Average rainfall days in September
Octavia, NE

  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (2.7 days).

Average snowfall in September
Octavia, NE

  • Average snowfall in September: 0"

The months with the highest snowfall are January and February (2.6").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Octavia, NE

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in September: 12h and 30min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 48min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in September
Octavia, NE

  • Average sunshine days in September: 17 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in September
Octavia, 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
Octavia, NE

  • Average cloud cover in September: 28

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in September
Octavia, 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).