Alaska September Weather

Alaska weather averages and all-time records in the month of September from 1991–2020 based on data made available by the NOAA.

State:

Month:

Statewide September Averages
High temperature	48.3 °F
Low temperature	34.5 °F
Precipitation	5.0 inches

Alaska Cities

September weather averages for various places in Alaska, from 1991–2020.

City	Average (°F)		Record (°F)		Monthly (inches)
City	High	Low	High	Low	Precipitation	Snow
Alyeska	56.0	40.9	73	17	8.6	0.0
Anchorage	55.9	42.9	73	19	3.1	0.4
Barrow	37.1	30.2	62	1	0.8	4.3
Bethel	52.7	39.4	76	18	2.9	0.5
Eagle	53.8	30.8	80	-7	1.3	1.7
Fairbanks	55.2	36.2	84	3	1.3	2.3
Homer	55.8	41.8	69	20	3.3	n/a
Juneau	56.1	44.4	85	23	9.1	0.0
Ketchikan	59.0	47.9	80	28	14.4	n/a
Kodiak	56.3	43.7	80	26	7.5	0.0
Kotzebue	47.5	38.7	69	11	1.4	0.6
Nome	49.0	37.2	71	9	2.2	0.5
Seward	55.4	43.7	84	26	10.2	n/a
Sitka	58.1	48.5	82	28	11.7	n/a
Skagway	57.5	43.8	83	20	4.1	0.0
St. Paul Island	50.1	41.9	62	22	3.0	0.0