Vejret i Juneau i maj

Juneau i maj: køligt, gennemblødt, med ren luft — fint, hvis du kan klare 15 regnvejrsdage.

Opdateret september 2026 · klimanormaler fra ERA5-reanalysen

Juneau🇺🇸 United States · Alaska & det høje nord · By71
  1. 26jan.
  2. 37feb.
  3. 50mar.
  4. 63apr.
  5. 71maj
  6. 83jun.
  7. 80jul.
  8. 73aug.
  9. 59sep.
  10. 45okt.
  11. 31nov.
  12. 23dec.

Nr. 4 af 12 måneder i Juneau · Nr. 1019 af 1413 rejsemål at besøge i maj · komfort 71/100 (niveau B)

Dage
15°C
Nætter
5°C
Våde dage
15
Sol
8.9 h
Luftfugtighed
82%
Dagslys
17 h
Juneau, United States
Foto: steve schimdt · Pexels

Noter fra rejsende om Juneau i maj

Regulars are consistent on one rule regardless of the forecast: always bring proper rain gear to this part of Alaska, since even a visitor who caught a genuinely beautiful stretch one year is quick to add that the same week the year before was a washout. Our row backs the wet reality, 175.7mm of rain across a striking 15.4 days, alongside cool temperatures, 14.5C over 5.1C nights feeling 2C, and a trace of late snow, 2.6cm. Regulars pushing toward late May specifically say it can bring some of the season's best weather, so the back half of the month is worth favouring if the dates are flexible. Layering is the standard advice on top of the rain gear, since the temperature swings enough within a day to matter. The record: humidity 82 percent, 8.9 hours of sun and AQI 37.
AlwaysPackTheRainGearRegardless · maj · for 3 dage siden · Læs mere på Tripadvisor ↗

Andre måneder i Juneau

Regulars are specific that early in this month can bring a genuine winter relapse, fresh snow falling all the way down to sea level and putting tours like Glacier Bay or helicopter flightseeing on hold, a real contrast to how settled May becomes just weeks later. Our row backs that cold, still-wintry read, 9.6C over 0.4C nights feeling -2C, with a heavy 163.4mm of rain across 17.6 days and a real 17.8cm of snow. Regulars are consistent that layered clothing plus proper rain gear, boots, gloves and a hat cover most of what this month can throw at a visitor, since conditions can swing from a mild, clear day to a genuine snow event within the same week. The record: humidity 80 percent, 7.7 hours of sun, a 9.8 kph wind and AQI 40.
WinterCanRelapseWithFreshSnowToSeaLevel · april · for 3 dage siden · Læs mere på Tripadvisor ↗
Regulars answer the question about August rain by reframing it: this is temperate rainforest, measurable rain falls on 222 days of the year, and the right expectation is cloud and drizzle with a sunny day as a bonus. They put the month near 59F with roughly a three-in-four chance of rain on any day, and our row agrees emphatically at 265.1mm across 17.8 days under 19.2C. What the weather does not spoil is the reason to come: the whale trips from May to mid-September find humpbacks essentially every time, with about a one-in-five chance of orcas. The cruise season runs to mid-September. Evenings darken by half past nine. The record: humidity 85 percent, 8 hours of sun and AQI 28.
TwoHundredAndTwentyTwoDays · august · for 3 dage siden · Læs mere på Tripadvisor ↗
Juneau measures rain on 222 days of an average year, and the forum's most useful correction is about the kind: this is drizzly English rain rather than a Florida downpour, so it can rain any day without ever being an all-day soaking. Our row gives 164.2mm across 16.7 precipitation days in June. Early June can be genuinely cold and windy, with port temperatures ranging from the high 60s Fahrenheit down to the 40s or 50s, which our row averages at 18.5C over 9.6C. Excursions rarely cancel for rain - the outfitters hand out gear - and the packing list is layers, rain gear, and a hat and gloves for any glacier day. The record: humidity 81 percent, 9.6 hours of sun and 18.1 hours of daylight.
DrizzleNotDownpour · juni · for 3 dage siden · Læs mere på Tripadvisor ↗
Juneau forum threads describe February as genuinely variable and often described by posters as pretty miserable - rain, snow, wet snow, icy wind or occasionally cold and clear, with no single dominant pattern to count on. Posters were direct that the month rewards flexibility: warm, waterproof layering and a willingness to adjust plans day to day matter more than any specific forecast. A practical note repeated across threads: Alaska's state Legislature convenes in Juneau in February, pushing hotel prices up during what would otherwise be a quiet season. For those hoping to catch the Northern Lights, posters were candid that Juneau's frequent cloud cover makes it an unreliable spot for aurora viewing, though not impossible on a clear night. Snowshoeing toward Mendenhall Glacier or Eagle Beach was recommended as a solid way to make the most of the conditions.
MendenhallGlacierRegular · februar · for 5 dage siden · Læs mere på Tripadvisor ↗

Tilføj din egen note fra Juneau på kortet.

Klimanormaler for Juneau — maj

Dagtemperatur15°C / 58°F🙂 køligt
Nattemperatur5°C / 41°F
Føles som (dag)13°C / 55°F
Nedbør176 mm / 6.9 in⛈ gennemblødt
Regnvejrsdage15 dage
Luftfugtighed82 %💦 meget fugtigt
Dugpunkt7°C / 45°F
Solskin8.9 t/dag
Dagslys16.8 t
Vind9 km/t / 6 mph
Snefald2.6 cm / 1 in
Luftkvalitet (US AQI)37🍃 god

Månedsgennemsnit fra ERA5-reanalysen. AQI er det gennemsnitlige amerikanske luftkvalitetsindeks for måneden.

Travlhed i Juneau i maj

Hvor travlt der er på selve stedet — skoleferier og masseferier, de måneder en redaktør har markeret, og hvor eftertragtet vejret gør dem. Aldrig en del af komfortscoren.

TravltCruise season(anslået)

JFMAMJJASOND

TætpakketTravltSkuldersæsonStille

Bedste måneder for vejret i Juneau

Rangeret efter dette rejsemåls egen klimakomfortscore året igennem — noget andet end, hvor travlt der bliver (se Travlhed ovenfor).

Pænt vejrVejret i Juneau topper juni–august.

JFMAMJJASOND

Bedste vejrPænt vejrHårdeste vejr

Det sker i Juneau i maj

Tilbagevendende sæsonbegivenheder, naturfænomener, lukninger og helligdage — kurateret og med kilder.

  • Sæson

    Cruise season

    25. apr. – 30. sep. · normaltTætpakket

    Ships dock nearly every day from late April to the end of September under a daily passenger cap agreed with the town. Downtown is theirs until late afternoon; the trails and the ferry terminal never are. Kilde ↗

  • Natur

    Humpback whale season

    1. maj – 20. sep. · normalt

    Humpbacks feed in Stephens Passage and Auke Bay from May until September, and the bubble-net groups work the same water year after year. Boats out of Auke Bay find them most days in midsummer.

Det sker rundt om i verden i maj →

Hvor ligger Juneau?

Indlæser kort…

Juneau i maj — ofte stillede spørgsmål

Er maj et godt tidspunkt at besøge Juneau?
Juneau i maj: køligt, gennemblødt, med ren luft — fint, hvis du kan klare 15 regnvejrsdage. Måneden ligger nr. 4 ud af 12 for Juneau på SeasonMaps komfortscore (71/100).
Hvordan er vejret i Juneau i maj?
I maj har Juneau i gennemsnit en dagtemperatur på 14.5 °C og en nattemperatur på 5.1 °C, med omkring 175.7 mm regn fordelt på cirka 15.4 regnvejrsdage.
Hvordan er luftkvaliteten i Juneau i maj?
Juneau har et gennemsnitligt amerikansk luftkvalitetsindeks på omkring 37 i maj.
Sner det i Juneau i maj?
Juneau får omtrent 2.6 cm sne i maj.
Vejret i Juneau i maj: 15 °C, 15 regnvejrsdage, 9 t sol | SeasonMap