Juneau weather in October

In October, Juneau sees average daytime highs of 43°F and overnight lows near 34°F, with 13.0 in of precipitation across 22.7 wet days and about 9.9 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 48°F in the first days to 37°F by the end. The sky is clear or mostly clear about 12% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of October to 8 h 42 min by month's end. Set against the rest of the year, October is Juneau's 11th-clearest and 6th-windiest month. For the whole year in context, see Juneau's year-round climate.

Daytime high
43°
6th warmest
Overnight low
34°
7th coldest
Precipitation
13.0 in
22.7 wet days
Daylight
9 h 54 min
6:46 AM – 4:40 PM
Cloud cover
81%
11th clearest
Wind
5 mph
6th windiest
Solar energy
1.09 kWh/m²
Travel score
0.4
out of 10

Juneau is consolidated city-borough and capital of the U.S. state of Alaska.

Density
4/km²
people per km²
Founded
1881

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 48°F in the first days to 37°F by the end.

A typical October day in Juneau reaches about 43°F in the afternoon and slips back to 34°F overnight — a 9°F spread between the day's warmth and the night's chill. On most days the high lands between 36°F and 49°F. Set against its neighbours, October runs about 11°F cooler than September and about 10°F warmer than November.

20°30°40°50°60°151015202531
Avg high (°F)Avg low (°F)
14939
24839
34838
44738
54738
64737
74637
84637
94636
104536
114536
124435
134435
144335
154334
164234
174234
184233
194133
204133
214032
224032
234031
243931
253931
263830
273830
283829
293729
303729
313728

How October really feels in Juneau

Once humidity and wind are folded in, October averages 0 days that feel above 90°F and 22 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
22
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Juneau weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan27° / 19°9.819.819.46.80.0
Feb29° / 20°7.416.615.98.90.0
Mar33° / 22°7.217.917.711.40.0
Apr41° / 30°5.616.511.9140.2
May50° / 37°5.4163.616.41.9
Jun58° / 46°5.316.5017.83.3
Jul60° / 50°7.018.9017.23.7
Aug59° / 49°9.319.3015.13.5
Sep53° / 43°13.0210.212.52.2
Oct43° / 34°13.022.78.29.90.4
Nov33° / 24°10.320.918.67.50.0
Dec29° / 21°10.821.120.46.20.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 4% of October, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21783
31882
41882
51882
61783
71783
81684
91684
101684
111684
121684
131585
141585
151486
161486
171486
181486
191486
201486
211585
221585
231684
241783
251783
261882
271882
281981
291981
302080
312080

Chance of precipitation in October

Any precipitationSnow

Juneau gets around 13.0 in of rain and snow over 22.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 74% and peaks near 77% on the wettest days, and about 8 days bring snow.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
1724
2725
3726
4727
5729
67210
77212
87313
97315
107417
117418
127520
137522
147624
157626
167627
177729
187731
197632
207634
217635
227537
237539
247440
257342
267344
277245
287147
297048
307050
316951

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, October lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in October

Winds average 5 mph in October.

Across October, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 12 min at the start of October to 8 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 150 minutes over October. Sunrise moves from 6:11 AM to 7:21 AM, and sunset from 5:23 PM to 4:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:115:23
211.16:135:20
311.06:155:17
410.96:185:14
510.86:205:11
610.86:225:08
710.76:255:05
810.66:275:02
910.56:294:59
1010.46:324:57
1110.36:344:54
1210.26:364:51
1310.26:394:48
1410.16:414:45
1510.06:434:43
169.96:464:40
179.86:484:37
189.76:504:34
199.66:534:32
209.66:554:29
219.56:574:26
229.47:004:24
239.37:024:21
249.27:054:18
259.17:074:16
269.17:094:13
279.07:124:11
288.97:144:08
298.87:174:06
308.77:194:03
318.77:214:01

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 1.09 kWh/m².

For context, solar energy here swings from a low near 0.29 kWh/m² to a high of 5.09 kWh/m² in May across the year — October's 1.09 kWh/m² falls in the middle.

00.511.52151015202531
Solar energy (kWh/m²)Level
11.5Dim
21.5Dim
31.4Dim
41.4Dim
51.4Dim
61.4Dim
71.3Dim
81.3Dim
91.3Dim
101.2Dim
111.2Dim
121.2Dim
131.1Dim
141.1Dim
151.1Dim
161.0Dim
171.0Dim
181.0Dim
191.0Dim
200.9Dim
210.9Dim
220.9Dim
230.9Dim
240.9Dim
250.9Dim
260.8Dim
270.8Dim
280.8Dim
290.8Dim
300.8Dim
310.8Dim
Planning a trip in October

Is October a good time to visit Juneau?

Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

0.4
Sightseeing
6th-best month of the year
Beach & pool
never really warm enough

October is a weaker month for outdoor sightseeing in Juneau.

What to pack for Juneau in October

From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In October, Juneau sees daytime highs around 43°F and nights near 34°F. Pack a warm layer and rain gear. Worth having: a heavy coat. About 23 days see rain.

a warm layerrain geara heavy coat

UV index in Juneau in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 1. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJul 15UV 9Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr4Moderate
May5Moderate
Jun7High
Jul9Very high
Aug5High
Sep4Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

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.

TerraceDawson CityFort St. JohnPrince GeorgeEagle RiverAnchorageBadger

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.

2 miles
3,556 ft
10 miles
5,486 ft
50 miles
7,946 ft
treesgrasslandartificial surfacesbare terrainsnow and icewatermoss and lichen
October weather nearby: Whitehorse 168 mi · Terrace 343 mi · Dawson City 431 mi · Fort St. John 525 mi · Prince George 541 mi · Eagle River 564 mi · Anchorage 574 mi · Badger 621 mi

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
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).