Vejret i Alta i december

Alta i december: iskoldt, regnfuldt, med ren luft — en af de bedste måneder at tage afsted.

Opdateret september 2026 · klimanormaler fra ERA5-reanalysen

Alta🇺🇸 United States · Rocky Mountains · Ski91
  1. 89jan.
  2. 86feb.
  3. 94mar.
  4. 79apr.
  5. 64maj
  6. 26jun.
  7. 14jul.
  8. 12aug.
  9. 22sep.
  10. 69okt.
  11. 82nov.
  12. 91dec.

Nr. 2 af 12 måneder i Alta · Nr. 51 af 1413 rejsemål at besøge i december · komfort 91/100 (niveau S)

Dage
-2°C
Nætter
-9°C
Våde dage
13
Sol
6.3 h
Luftfugtighed
70%
Dagslys
9 h
Alta, United States
Foto: Scott Catron from Sandy, Utah, USA · CC BY-SA 2.0

Noter fra rejsende om Alta i december

Noter fra Park City i nærheden (13 km væk)

Alta har ikke sine egne noter for december endnu — disse handler om Park City, tæt nok på til at dele sæsonen.

Park City-forum threads on December conditions call it genuinely early-season and unpredictable - some Decembers deliver deep, reliable snow, others run lean until later in the month, and posters are candid that year-to-year variation here is real rather than a rare exception. What's dependable regardless: the resorts run extensive snowmaking on the lower runs, so skiing itself is available even in a lighter-snow year, even if natural coverage isn't yet at its deepest. The last week of December consistently gets singled out as more reliable than the first half. Road conditions get a mention too - Utah's plow crews are called efficient enough that only a major storm actually closes roads, so a mid-December trip rarely turns into a logistics problem even if the powder is thinner than a February visit. The record: a frigid 2.3C by day dropping to -7.6C at night, 104mm across 11.3 days, a notably high 58.5cm of fresh snowfall, 78 percent humidity and 6.8 hours of sun.
MainStreetDecemberRegular · december · for 3 dage siden · om Park City · Læs mere på Tripadvisor ↗

Andre måneder i Alta

Alta-forum threads on a September visit describe lift-served hiking access to Albion Basin as genuinely ending right around the start of the month, posters naming a season that typically runs from late June through the first few days of September. Regulars call Cecret Lake, Red and White Pine, Catherine's Pass and Grizzly Gulch real standard trails around Alta, several posters naming these the go-to routes in Little Cottonwood Canyon. Posters call fall color genuinely starting the last week of September into early October, several regulars naming this a reason to time a trip toward the later part of the month. Regulars call September mornings genuinely cool even with warm afternoons, several threads recommending layers for early hikes. Posters recommend checking lift and parking access before planning around Albion Basin, several regulars calling this standard given how the cutoff shifts year to year. The record: 17C days, 7.8C nights, 96.7mm across 12 days and 52 percent humidity.
AltaSeptemberRegular · september · for 2 dage siden · Læs mere på Tripadvisor ↗
Alta-forum threads on a November visit describe opening day as genuinely conditions-dependent, posters naming a typical window around November eighteenth to twenty-first though timing shifts with how much snow has fallen by then. Regulars call Alta's higher elevation and heavier natural snowfall a real advantage, several posters naming this why early-season conditions here hold up better than at nearby Utah resorts. Posters call a confirmed opening date genuinely unreliable to plan around, several regulars recommending flexible travel dates for a November trip. Regulars call early-season terrain considerably more limited than full winter, several threads warning only some runs are typically open right after opening day. Posters recommend checking daily snow reports before finalizing plans, several regulars calling this standard given how much conditions shift early in the season. The record: 1.4C days, -6.3C nights, 73mm across nearly 9 days and 66 percent humidity.
AltaNovemberRegular · november · for 2 dage siden · Læs mere på Tripadvisor ↗
Alta-forum threads on a July visit describe Albion Basin as genuinely at peak wildflower bloom, posters naming the seasonal gate opening July first as the real signal hiking there is finally possible. Regulars call the Cecret Lake trail a real standard pick, several posters naming it an easy, family-friendly way to reach the wildflower meadows. Posters call parking genuinely limited once the gate opens, several regulars recommending an early start or the shuttle to avoid a long wait at the trailhead. Regulars call July mornings comfortably cool before afternoon warmth sets in, several threads naming this the real window for a comfortable hike. Posters recommend checking bloom reports before a July trip, several regulars calling timing genuinely variable year to year depending on the past winter's runoff. The record: 22.8C days, 13.4C nights, 86.4mm across nearly 14 days and 44 percent humidity.
AltaJulyRegular · juli · for 2 dage siden · Læs mere på Tripadvisor ↗
Alta-forum threads on an October visit describe this as genuinely off-season for skiing, posters calling the resort typically not opening lifts until around November eighteenth, conditions permitting, well after most October trips. Regulars call fall colors a real reason to visit anyway, several posters naming late September into early October a beautiful, genuinely lonely window for canyon scenery. Posters call weather risk genuinely rising as October goes on, several regulars warning an early system is possible even before the resort itself is ready to open. Regulars call this a real quiet stretch between summer hiking season and the winter rush, several threads describing October as neither one thing nor the other. Posters recommend treating an October trip as a scenery visit rather than a ski trip, several regulars calling this the honest expectation. The record: 7.7C days, -0.8C nights, an extraordinarily high 75.3mm across over 8 days and 58 percent humidity.
AltaOctoberRegular · oktober · for 3 dage siden · Læs mere på Tripadvisor ↗

Tilføj din egen note fra Alta på kortet.

Klimanormaler for Alta — december

Dagtemperatur-2°C / 28°F🥶 iskoldt
Nattemperatur-9°C / 15°F
Nedbør102 mm / 4 in🌧 regnfuldt
Regnvejrsdage13 dage
Luftfugtighed70 %💧 fugtigt
Dugpunkt-11°C / 13°F
Solskin6.3 t/dag
Dagslys9.3 t
Vind13 km/t / 8 mph
Snefald101.3 cm / 39.9 in
Luftkvalitet (US AQI)46🍃 god

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

Travlhed i Alta i december

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.

TravltWinter / Christmas break i United States, skoleferie på 2 af de markeder, der fylder stedet(anslået)

JFMAMJJASOND

TætpakketTravltSkuldersæsonStille

Bedste måneder for vejret i Alta

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

Bedste vejrDet bedste vejr i Alta kommer i januar, marts og december — adskilte vinduer, ikke én sammenhængende sæson.

JFMAMJJASOND

Bedste vejrPænt vejrHårdeste vejr

Det sker i Alta i december

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

  • Sæson

    Snow season

    Skisæson

    About 101 cm of snow falls in the month.

    fra klimanormalerne

Det sker rundt om i verden i december →

Lige i nærheden sker der noget

Inden for 300 km fra Alta — en dagstur eller et kort hop — hvor der sker noget denne måned. Aldrig en del af komfortscoren.

Hvor ligger Alta?

Indlæser kort…

Alta i december — ofte stillede spørgsmål

Er december et godt tidspunkt at besøge Alta?
Alta i december: iskoldt, regnfuldt, med ren luft — en af de bedste måneder at tage afsted. Måneden ligger nr. 2 ud af 12 for Alta på SeasonMaps komfortscore (91/100).
Hvordan er vejret i Alta i december?
I december har Alta i gennemsnit en dagtemperatur på -2.3 °C og en nattemperatur på -9.5 °C, med omkring 102.3 mm regn fordelt på cirka 13 regnvejrsdage.
Hvordan er luftkvaliteten i Alta i december?
Alta har et gennemsnitligt amerikansk luftkvalitetsindeks på omkring 46 i december.
Sner det i Alta i december?
Alta får omtrent 101.3 cm sne i december.

Inden for 300 km: Salt Lake City's Temple Square lights, omkring 27. nov. – 1. jan. og Park City's Ski season, omkring 20. nov. – 12. apr..

Vejret i Alta i december: -2 °C, 13 regnvejrsdage, 6 t sol | SeasonMap