September weather forecast
Syracuse, NE

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Weather in September

The first month of the autumn, September, is still a warm month in Syracuse, Nebraska, with an average temperature fluctuating between 57.7°F (14.3°C) and 77.4°F (25.2°C).

Temperature

The advent of September brings a slight shift in average high-temperature, moving from a warm 83.7°F (28.7°C) in August to a still moderately hot 77.4°F (25.2°C). Throughout September nights, Syracuse registers an average low-temperature of 57.7°F (14.3°C).

Humidity

In Syracuse, Nebraska, the average relative humidity in September is 72%.

Rainfall

In Syracuse, in September, it is raining for 12.2 days, with typically 2.2" (56mm) of accumulated precipitation. Throughout the year, there are 123.2 rainfall days, and 24.29" (617mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in September in Syracuse is 12h and 27min.
On the first day of the month, sunrise is at 6:52 am and sunset at 7:56 pm. On the last day of September, sunrise is at 7:21 am and sunset at 7:07 pm CDT.

Sunshine

In September, the average sunshine is 9h.

UV index

The average daily maximum UV index in September in Syracuse is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 5 in September translates into this advice:
Exercise prevention - Protecting skin and eyes from harm is required. To protect against the Sun's most potent rays, avoid direct exposure around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The high-temperature, in September, in Syracuse, is 77.4°F (25.2°C), while the low-temperature averages to 57.7°F (14.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is appraised at 91.4°F (33°C).

What is the average humidity in September?

In Syracuse, the average relative humidity in September is 72%.

How much does it rain in September?

In Syracuse, during September, the rain falls for 12.2 days and regularly aggregates up to 2.2" (56mm) of precipitation.

When it does not snow?

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

Does it snow in September?

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

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

On the first day of September in Syracuse, sunrise is at 6:52 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 7:07 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9h.

What is the UV index reading in September?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Syracuse, NE

Average temperature in September - Syracuse, NE
  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in September: 57.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in September
Syracuse, NE

Average pressure in September - Syracuse, NE
  • Average pressure in September: 29.99"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
Syracuse, NE

Average wind speed in September - Syracuse, NE
  • Average wind speed in September: 8.4mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in September
Syracuse, NE

Average humidity in September - Syracuse, NE
  • Average humidity in September: 72%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is October (66%).

Average rainfall in September
Syracuse, NE

Average rainfall in September - Syracuse, NE
  • Average rainfall in September: 2.2"

The wettest month (with the highest rainfall) is June (3.98").
The driest months (with the least rainfall) are January and February (0.63").

Average rainfall days in September
Syracuse, NE

Average rainfall days in September - Syracuse, NE
  • Average rainfall days in September: 12.2 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (3.4 days).

Average snowfall in September
Syracuse, NE

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

The month with the highest snowfall is January (2.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Syracuse, NE

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

The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Syracuse, 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: 9h and 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in September
Syracuse, NE

Average sunshine days in September - Syracuse, NE
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is November (22.1 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in September
Syracuse, NE

Average UV index in September - Syracuse, NE
  • Average UV index in September: 5

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in September
Syracuse, NE

Average cloud cover in September - Syracuse, NE
  • Average cloud cover in September: 27

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in September
Syracuse, NE

Average visibility in September - Syracuse, 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).

Syracuse, Nebraska, USA

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