Juneau in Fall
In fall (September, October and November), Juneau sees average daytime highs around 43°F and overnight lows near 34°F, with 36.3 in of precipitation over about 65 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Over the season highs ease from about 56°F in early September to 30°F by late November. The sky is clear or mostly clear about 13% of the time across fall, and the air most often feels dry.
Fall is Juneau's 2nd-best season to visit on our travel score. For the whole year in context, see Juneau's year-round climate.
- Avg daytime high
- 43°F
- 2nd-warmest season
- Avg overnight low
- 34°F
- Precipitation
- 36.3 in
- 65 wet days
- Avg wind
- 5 mph
- Travel score
- 0.9
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Juneau in Fall
Over the season highs ease from about 56°F in early September to 30°F by late November.
A typical fall day in Juneau reaches about 43°F and drops to 34°F overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Juneau
Once humidity and wind are folded in, fall brings about 0 days that feel above 90°F and 52 that feel at or below 32°F.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Juneau weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 27° / 19° | 9.8 | 19.8 | 19.4 | 6.8 | 0.0 |
| Feb | 29° / 20° | 7.4 | 16.6 | 15.9 | 8.9 | 0.0 |
| Mar | 33° / 22° | 7.2 | 17.9 | 17.7 | 11.4 | 0.0 |
| Apr | 41° / 30° | 5.6 | 16.5 | 11.9 | 14 | 0.2 |
| May | 50° / 37° | 5.4 | 16 | 3.6 | 16.4 | 1.9 |
| Jun | 58° / 46° | 5.3 | 16.5 | 0 | 17.8 | 3.3 |
| Jul | 60° / 50° | 7.0 | 18.9 | 0 | 17.2 | 3.7 |
| Aug | 59° / 49° | 9.3 | 19.3 | 0 | 15.1 | 3.5 |
| Sep | 53° / 43° | 13.0 | 21 | 0.2 | 12.5 | 2.2 |
| Oct | 43° / 34° | 13.0 | 22.7 | 8.2 | 9.9 | 0.4 |
| Nov | 33° / 24° | 10.3 | 20.9 | 18.6 | 7.5 | 0.0 |
| Dec | 29° / 21° | 10.8 | 21.1 | 20.4 | 6.2 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 13% of the time across fall.
Chance of precipitation in Fall
Juneau gets around 36.3 in of rain and snow over 65 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 5 mph across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 h 48 min in early September to 6 h 36 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 1.2 kWh/m².
Is fall a good time to visit Juneau?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Juneau.
What to pack for Juneau in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Juneau sees daytime highs around 43°F and nights near 34°F. Pack a warm layer, a heavy coat and rain gear. About 65 days see rain.
UV index in Juneau in Fall
Clear-sky midday UV across fall averages around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Juneau peaks around July 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 0 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 0 | 1 | 2 | 4 | 5 | 7 | 9 | 5 | 4 | 1 | 1 | 0 |
| Level | Low | Low | Moderate | Moderate | Moderate | High | Very high | High | Moderate | Low | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 0 | Low |
| Feb | 1 | Low |
| Mar | 2 | Moderate |
| Apr | 4 | Moderate |
| May | 5 | Moderate |
| Jun | 7 | High |
| Jul | 9 | Very high |
| Aug | 5 | High |
| Sep | 4 | Moderate |
| Oct | 1 | Low |
| Nov | 1 | Low |
| Dec | 0 | Low |
Where is Juneau?
Juneau sits at 58.3°N, 134.4°W, 56 ft above sea level, in United States. The nearest listed city is Whitehorse, 168 mi away.
Topography around Juneau
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Juneau.
Within 2 miles, the terrain around Juneau has large variations in elevation — a maximum elevation change of 3,556 ft around an average of 945 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 5,486 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 7,946 ft.
The land around Juneau is covered by trees (57%) within 2 miles, trees (40%) and water (22%) within 10 miles, and trees (35%), snow and ice (25%) and water (24%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Juneau (58.3019°, -134.4197°, elevation 56 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.