Lincoln
Nebraska, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Lincoln, NE

A water fountain in front of the State Capital building in Lincoln, Nebraska, viewed at sunset
A water fountain in front of the State Capital building in Lincoln, Nebraska, viewed at sunset
The first month of the autumn, September, is still a warm month in Lincoln, Nebraska, with average temperature ranging between min 53.4°F (11.9°C) and max 78.6°F (25.9°C).

Temperature

In September, the average high-temperature marginally drops, from a tropical 86.7°F (30.4°C) in August, to a warm 78.6°F (25.9°C). In September, the average low-temperature is 53.4°F (11.9°C).

Humidity

The average relative humidity in September is 70.1%.

Rainfall

In Lincoln, during 7.4 rainfall days, 3" (76.7mm) of precipitation is typically accumulated. In Lincoln, during the entire year, the rain falls for 95.2 days and collects up to 28.9" (735.3mm) of precipitation.

Snowfall

In Lincoln, Nebraska, it doesn't snow. In October, it regularly snows. In Lincoln, during the entire year, snow aggregates up to 25.9" (657.9mm).

Daylight

In Lincoln, the average length of the day is 12.4h.

Sunshine

The average sunshine in Lincoln is 7.9h.

UV index

In September, the average daily maximum UV index in Lincoln is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
The daily maximum UV index of 6 in September interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Lincoln?

In Lincoln, in September, the average high-temperature is 78.6°F (25.9°C), and the average low-temperature is 53.4°F (11.9°C).

What is the average humidity in September in Lincoln?

In Lincoln, the average relative humidity in September is 70.1%.

How much does it rain in Lincoln in September?

In Lincoln, Nebraska, in September, it is raining for 7.4 days, with typically 3" (76.7mm) of accumulated precipitation.

Does it snow in Lincoln in September?

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

What is the average length of the day in September in Lincoln?

The average length of the day in September is 12.4h.

How long on average sun shines in September in Lincoln?

In Lincoln, Nebraska, the average sunshine in September is 7.9h.

How high is the UV index in September in Lincoln?

In Lincoln, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV radiation.
Average temperature in September - Lincoln, NE
  • Average high temperature in September: 25.9°C

The warmest month (with the highest average high temperature) is July (31.7°C).
The month with the lowest average high temperature is January (1.9°C).

  • Average low temperature in September: 11.9°C

The month with the highest average low temperature is July (18.9°C).
The coldest month (with the lowest average low temperature) is January (-10.1°C).

Average humidity in September - Lincoln, NE
  • Average humidity in September: 70.1%

The month with the highest relative humidity is December (73.1%).
The month with the lowest relative humidity is April (63.6%).

Average rainfall in September - Lincoln, NE
  • Average rainfall in September: 76.7mm

The wettest month (with the highest rainfall) is June (110.5mm).
The driest month (with the lowest rainfall) is January (16.3mm).

Average rainfall days in September - Lincoln, NE
  • Average rainfall days in September: 7.4 days

The month with the highest number of rainy days is May (11.8 days).
The month with the lowest number of rainy days is January (5.4 days).

Average snowfall in September - Lincoln, NE
  • Average snowfall in September: 0mm

The month with the highest snowfall is December (149.9mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

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

The month with the highest number of snowfall days is January (4.7 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Lincoln, NE
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

  • Average sunshine in September: 7.9h

The month with most sunshine is July (Average sunshine: 10.6h).
The month with least sunshine is December (Average sunshine: 4.7h).

Average UV index in September - Lincoln, NE
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 10).
The month with the lowest UV index is December (UV index 1).