National Weather Service summary for September...

September 2017 was warmer and wetter than normal in Fairbanks. The average high temperature was 57.2 degrees which was 2.6 degrees above the normal and ranked as the 31st warmest of 112 years of record. The average low temperature was 38.7 degrees which was 3.6 degrees above the average and ranked as the 14th warmest of 112 years of record. The mean temperature was 48.0 degrees which was 3.1 degrees above the normal mean and ranked as the 17th warmest of 112 years of record.

The warmest day of September 2017 was 70 degrees which occurred on the 4th. The coldest day of September 2017 was 32 degrees which occurred on the 30th.

September was wetter than normal with 1.42 inches of rain, 0.32 inches above the normal  and ranked as the 30th wettest of 104 years of record. A trace of snow fell on the 29th of September which is around 8 days later than the normal, the normal snowfall for the month of September is 1.8 inches.

Looking forward to October, the permanent snowpack is almost always established at some point during the month. The average daily high temperature falls from 45 degrees on the 1st to 19 degrees on the 31st. The average daily low temperature falls from 28 on the 1st to 4 above on the 31st. The highest temperature ever recorded in the month of October was 72 degrees on the 1st of October in 2003. The coldest temperature ever recorded in Fairbanks in the month of October was
28 below on the 26th of October in 1935.

Normal precipitation for the month is 0.83 inches, with much of this falling as snow. Significant rainfall events are rare after the middle of the month. Normal snowfall for the month of October is 10.8 inches.

Available daylight continues to decrease by over 6 minutes per day, falling from 11 hours and 15 minutes on the 1st to 7 hours and 54 minutes on the 31st.

The forecast for October from the Climate Prediction Center calls for near normal temperatures and  precipitation.