Climate Juneau - Alaska
| JanJa | FebFe | MarMa | AprAp | MayMa | JunJu | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 33 | 35 | 40 | 48 | 57 | 62 |
| Average low in ºF Av. low Lo | 24 | 25 | 28 | 33 | 41 | 47 |
| Av. precipitation in inch Av. precip. Pre. | 5.35 | 4.13 | 3.78 | 2.94 | 3.40 | 3.24 |
| Av. snowfall in inch Snowfall Sn | 28 | 17 | 12 | 1 | 0 | 0 |
| JulJu | AugAu | SepSe | OctOc | NovNo | DecDe | |
|---|---|---|---|---|---|---|
| Average high in ºF Av. high Hi | 64 | 63 | 56 | 47 | 38 | 34 |
| Average low in ºF Av. low Lo | 50 | 49 | 44 | 38 | 29 | 26 |
| Av. precipitation in inch Av. precip. Pre. | 4.60 | 5.73 | 8.64 | 8.63 | 5.99 | 5.84 |
| Av. snowfall in inch Snowfall Sn | 0 | 0 | 0 | 1 | 13 | 16 |
What is the average weather in Juneau, Alaska?
Juneau experiences a humid continental climate, characterized by cool summers and cold, very snowy winters. The area receives high annual precipitation, with moisture spread relatively evenly throughout the year, though fall tends to be wetter. Significant winter snowfall is a distinctive feature.
Juneau Climate Graph - Alaska Climate Chart
Daily normals Juneau - Alaska - January
Day | High ºF | Low ºF | Prec/mo inch | Prec/yr inch | Snow/mo inch | Snow/yr inch |
|---|---|---|---|---|---|---|
| 1 Jan | 33.0 | 24.2 | 0.19 | 0.19 | 0.70 | 0.70 |
| 2 Jan | 32.9 | 24.1 | 0.38 | 0.38 | 1.30 | 1.30 |
| 3 Jan | 32.8 | 24.0 | 0.58 | 0.58 | 2.00 | 2.00 |
| 4 Jan | 32.8 | 24.0 | 0.78 | 0.78 | 2.70 | 2.70 |
| 5 Jan | 32.7 | 23.9 | 0.98 | 0.98 | 3.40 | 3.40 |
| 6 Jan | 32.7 | 23.8 | 1.18 | 1.18 | 4.10 | 4.10 |
| 7 Jan | 32.7 | 23.8 | 1.37 | 1.37 | 4.90 | 4.90 |
| 8 Jan | 32.6 | 23.7 | 1.56 | 1.56 | 5.60 | 5.60 |
| 9 Jan | 32.6 | 23.7 | 1.75 | 1.75 | 6.30 | 6.30 |
| 10 Jan | 32.6 | 23.7 | 1.94 | 1.94 | 7.10 | 7.10 |
| 11 Jan | 32.6 | 23.6 | 2.12 | 2.12 | 7.80 | 7.80 |
| 12 Jan | 32.6 | 23.6 | 2.31 | 2.31 | 8.60 | 8.60 |
| 13 Jan | 32.6 | 23.6 | 2.51 | 2.51 | 9.40 | 9.40 |
| 14 Jan | 32.7 | 23.6 | 2.70 | 2.70 | 10.20 | 10.20 |
| 15 Jan | 32.7 | 23.6 | 2.90 | 2.90 | 11.00 | 11.00 |
| 16 Jan | 32.8 | 23.6 | 3.09 | 3.09 | 11.90 | 11.90 |
| 17 Jan | 32.8 | 23.6 | 3.29 | 3.29 | 12.70 | 12.70 |
| 18 Jan | 32.9 | 23.6 | 3.48 | 3.48 | 13.60 | 13.60 |
| 19 Jan | 33.0 | 23.6 | 3.68 | 3.68 | 14.40 | 14.40 |
| 20 Jan | 33.1 | 23.7 | 3.87 | 3.87 | 15.30 | 15.30 |
| 21 Jan | 33.2 | 23.7 | 4.07 | 4.07 | 16.20 | 16.20 |
| 22 Jan | 33.3 | 23.7 | 4.26 | 4.26 | 17.10 | 17.10 |
| 23 Jan | 33.4 | 23.8 | 4.46 | 4.46 | 18.00 | 18.00 |
| 24 Jan | 33.5 | 23.8 | 4.66 | 4.66 | 18.80 | 18.80 |
| 25 Jan | 33.6 | 23.8 | 4.85 | 4.85 | 19.60 | 19.60 |
| 26 Jan | 33.7 | 23.9 | 5.05 | 5.05 | 20.50 | 20.50 |
| 27 Jan | 33.8 | 23.9 | 5.25 | 5.25 | 21.20 | 21.20 |
| 28 Jan | 33.9 | 24.0 | 5.44 | 5.44 | 22.00 | 22.00 |
| 29 Jan | 34.1 | 24.0 | 5.64 | 5.64 | 22.90 | 22.90 |
| 30 Jan | 34.2 | 24.1 | 5.83 | 5.83 | 23.70 | 23.70 |
| 31 Jan | 34.3 | 24.1 | 6.02 | 6.02 | 24.50 | 24.50 |
Weather history Juneau - September 2026
| Day | High ºF | Low ºF | Precip. inch | Snow inch | Snow d. inch |
|---|---|---|---|---|---|
| 01 Sep | 64.0 | 45.0 | 0.15 | 0.00 | 0.0 |
| 02 Sep | 66.9 | 41.0 | 0.00 | 0.00 | 0.0 |
| 03 Sep | 71.1 | 37.9 | 0.00 | - | - |
| 04 Sep | 70.0 | 37.9 | 0.00 | 0.00 | 0.0 |
| 05 Sep | 66.9 | 37.9 | 0.00 | 0.00 | 0.0 |
| 06 Sep | 61.0 | 52.0 | T | 0.00 | 0.0 |
| 07 Sep | 64.0 | 51.1 | 0.08 | 0.00 | 0.0 |
| 08 Sep | 55.9 | 54.0 | 0.89 | 0.00 | 0.0 |
| 09 Sep | 57.9 | 46.9 | 0.28 | 0.00 | 0.0 |
| 10 Sep | 64.0 | 44.1 | 0.00 | 0.00 | 0.0 |
| 11 Sep | 66.0 | 39.0 | 0.00 | - | - |
| 12 Sep | - | - | - | - | - |
| 13 Sep | - | - | - | - | - |
| 14 Sep | - | - | - | - | - |
| 15 Sep | - | - | - | - | - |
| 16 Sep | - | - | - | - | - |
| 17 Sep | - | - | - | - | - |
| 18 Sep | - | - | - | - | - |
| 19 Sep | - | - | - | - | - |
| 20 Sep | - | - | - | - | - |
| 21 Sep | - | - | - | - | - |
| 22 Sep | - | - | - | - | - |
| 23 Sep | - | - | - | - | - |
| 24 Sep | - | - | - | - | - |
| 25 Sep | - | - | - | - | - |
| 26 Sep | - | - | - | - | - |
| 27 Sep | - | - | - | - | - |
| 28 Sep | - | - | - | - | - |
| 29 Sep | - | - | - | - | - |
| 30 Sep | - | - | - | - | - |
Past weather Juneau
| Sep 26 | Normal | ||
|---|---|---|---|
| Average high temperature Av. high temp. | 64.3 ºF | 33 ºF | |
| Average low temperature Av. low temp. | 44.3 ºF | 24 ºF | |
| Total precipitation Total precip. | 1.40 inch | 5.35 inch | |
| Total snowfall Total snowfall | 0.00 inch | 28 inch | |
| Highest max temperature Highest max temp. | 71.1 ºF | - | |
| Lowest max temperature Lowest max temp. | 55.9 ºF | - | |
| Highest min temperature Highest min temp. | 54.0 ºF | - | |
| Lowest min temperature Lowest min temp. | 37.9 ºF | - | |
Past weather September 2026 incomplete - Missing data
Geo Juneau - Alaska
| Country | United States | |
|---|---|---|
| State | Alaska | |
| County | Juneau | |
| City | Juneau | |
| Zip Code | 99801 | |
| Longitude | -134.42 dec. degr. | |
| Latitude | 58.3 dec. degr. | |
| Altitude - Elevation | 20ft | |
| ICAO | - | |
| IATA | - |
Date and Time Juneau - Alaska
| Local Time | 10:56 PM | |
|---|---|---|
| Sunrise | 06:24 AM | |
| Sunset | 07:21 PM | |
| Day/Night | Night | |
| Timezone | Alaska Daylight Time | |
| Timezone DB | America - Anchorage |
Map of Juneau - Alaska
USGS National Map — Open interactive map
Juneau weather averages
| Annual high temperature | 48ºF |
| Annual low temperature | 36ºF |
| Average annual precip. | 62.27 inch |
| Av. annual snowfall | 88 inch |
Station Data
Monthly averages Juneau
Longitude: -134.42, Latitude: 58.3019
Average weather Juneau, AK - 99801
Monthly: 1991-2020 normals
History: 2007-2026
Abbreviations
Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...