Juneau weather in April

In April, Juneau sees average daytime highs of 41°F and overnight lows near 30°F, with 5.6 in of precipitation across 16.5 wet days and about 14 hours of daylight. It is the 7th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 38°F in the first days to 44°F by the end. The sky is clear or mostly clear about 20% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of April to 15 h 12 min by month's end. Set against the rest of the year, April is Juneau's 3rd-clearest and 8th-windiest month. For the whole year in context, see Juneau's year-round climate.

Daytime high
41°
7th warmest
Overnight low
30°
6th coldest
Precipitation
5.6 in
16.5 wet days
Daylight
14 h 06 min
4:56 AM – 7:00 PM
Cloud cover
73%
3rd clearest
Wind
4 mph
8th windiest
Solar energy
4.16 kWh/m²
Travel score
0.2
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 April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 38°F in the first days to 44°F by the end.

A typical April day in Juneau reaches about 41°F in the afternoon and slips back to 30°F overnight — a 11°F spread between the day's warmth and the night's chill. On most days the high lands between 36°F and 47°F. Set against its neighbours, April runs about 8°F warmer than March and about 9°F cooler than May.

20°30°40°50°60°151015202530
Avg high (°F)Avg low (°F)
13726
23827
33827
43827
53827
63828
73928
83928
93928
104028
114029
124029
134029
144129
154130
164130
174130
184230
194231
204231
214231
224231
234331
244331
254332
264332
274432
284432
294432
304433

How April really feels in Juneau

Once humidity and wind are folded in, April averages 0 days that feel above 90°F and 30 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
30
wind chill below the day's low

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

Juneau weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 10th-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 April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 7% of April, with mostly cloudy or overcast conditions the remaining 73%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12872
22971
32971
42971
52971
62971
72872
82872
92872
102872
112773
122773
132773
142674
152674
162674
172674
182674
192674
202674
212575
222575
232575
242575
252575
262476
272575
282575
292575
302575

Chance of precipitation in April

Any precipitationSnow

Juneau gets around 5.6 in of rain and snow over 16.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 55% and peaks near 57% on the wettest days, and about 12 days bring snow.

0%20%40%60%151015202530
Rain chance (%)Snow chance (%)
15751
25751
35750
45749
55648
65647
75646
85546
95545
105544
115543
125542
135441
145440
155440
165339
175338
185337
195336
205335
215335
225434
235433
245433
255432
265431
275530
285530
295529
305428

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April 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%151015202530
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

Wind in April

Winds average 4 mph in April.

Across April, daily wind ranges from about 4 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
15calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 48 min at the start of April to 15 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 144 minutes over April. Sunrise moves from 5:39 AM to 4:18 AM, and sunset from 6:25 PM to 7:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:396:25
212.85:376:27
312.95:346:30
413.05:316:32
513.15:286:34
613.25:256:37
713.35:226:39
813.45:196:41
913.55:166:43
1013.55:136:46
1113.65:106:48
1213.75:086:50
1313.85:056:53
1413.95:026:55
1514.04:596:57
1614.14:567:00
1714.14:537:02
1814.24:517:04
1914.34:487:06
2014.44:457:09
2114.54:427:11
2214.64:407:13
2314.64:377:16
2414.74:347:18
2514.84:327:20
2614.94:297:22
2715.04:267:25
2815.14:247:27
2915.14:217:29
3015.24:187:32

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.16 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 — April's 4.16 kWh/m² sits near the top of that range.

024151015202530
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.6Moderate
43.6Moderate
53.7Moderate
63.8Moderate
73.8Moderate
83.9Moderate
93.9Moderate
103.9Moderate
114.0Moderate
124.0Bright
134.1Bright
144.1Bright
154.2Bright
164.2Bright
174.3Bright
184.3Bright
194.3Bright
204.4Bright
214.4Bright
224.4Bright
234.5Bright
244.5Bright
254.5Bright
264.6Bright
274.6Bright
284.6Bright
294.7Bright
304.7Bright
Planning a trip in April

Is April a good time to visit Juneau?

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

0.2
Sightseeing
7th-best month of the year
Beach & pool
never really warm enough

April is a weaker month for outdoor sightseeing in Juneau.

What to pack for Juneau in April

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

In April, Juneau sees daytime highs around 41°F and nights near 30°F. Pack a warm layer and rain gear. Worth having: a heavy coat. About 17 days see rain.

a warm layerrain geara heavy coat

UV index in Juneau in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 4 — enough to warrant sun protection. 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
April 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).