As of 12:20 AKDT

Juneau, AK weather in September

45°

Juneau, Wednesday, 7 October, 12:20

Light rain. Feels like 42°. High 45°, low 38°.

Pressure30.12 inHg

Wind4.1 mph S

Humidity99%

Visibility<0.1 mi

Dew point43°

See detailed hourly forecast

In September, Juneau, AK averages a high of 48.1° and a low of 40°. About 15.4 inches of precipitation fall over the month (21 wet days). The record high is 66.9° (2017) and the record low 13.8° (1983). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	50.7°	43°	68%	63.5° (1963)	33.4° (2015)
2	50.9°	43.2°	70%	61° (1974)	34.2° (1962)
3	51.1°	43.2°	63%	65.8° (1988)	33.3° (1966)
4	51.3°	43.2°	70%	64.2° (1988)	30.6° (1992)
5	51.1°	41.9°	55%	66.9° (2017)	33.8° (1998)
6	50.7°	41.9°	60%	63.7° (2019)	28.8° (1961)
7	50.2°	42.4°	73%	65.1° (2019)	32.7° (1962)
8	49.8°	41.5°	68%	66.6° (2019)	31.6° (1983)
9	49.5°	41.2°	73%	63.9° (1989)	29.8° (1998)
10	49.3°	41.7°	68%	61.5° (2023)	26.2° (1970)
11	49.8°	41°	65%	58.1° (1965)	27.5° (1962)
12	49.3°	41.2°	70%	61.5° (1961)	28.8° (1980)
13	49.3°	41°	60%	62.2° (1961)	19.4° (1992)
14	49.3°	40.6°	63%	62.6° (1961)	15.8° (1992)
15	49.1°	40.5°	63%	60.8° (2013)	30.4° (1969)
16	48.7°	39.7°	60%	63.3° (1967)	26.4° (1988)
17	48.6°	39.4°	58%	63.1° (1967)	28° (1983)
18	47.5°	39.2°	70%	56.8° (1982)	29.1° (1968)
19	47.3°	38.7°	72%	60.8° (1982)	28.2° (1973)
20	47.3°	38.8°	67%	62.2° (1995)	27.9° (2000)
21	47.3°	39.7°	73%	63.5° (1974)	30.2° (1975)
22	46.8°	38.5°	75%	63.3° (1995)	25.2° (2015)
23	46°	38.3°	73%	65.1° (1995)	24.3° (1970)
24	45.7°	38.5°	72%	64.4° (1995)	18.1° (1972)
25	45.5°	37.9°	75%	59.7° (1995)	19.9° (1972)
26	45.3°	37.6°	70%	56.5° (1991)	16.2° (1972)
27	44.4°	37.8°	80%	54.7° (1976)	13.8° (1983)
28	43.9°	37°	78%	60.4° (1963)	24.3° (1996)
29	43.7°	36.1°	65%	58.3° (1963)	18.3° (1983)
30	43°	36.1°	80%	57.6° (2003)	24.4° (1996)