Wetter in Alta im September
September in Alta: angenehm, regnerisch, mit sauberer Luft – nicht die beste Reisezeit.
Aktualisiert: September 2026 · Klimanormalwerte aus der ERA5-Reanalyse
Platz 10 von 12 Monaten in Alta · Platz 1366 von 1413 Reisezielen im September · Komfort 22/100 (Stufe F)
- Tagsüber
- 17°C
- Nachts
- 8°C
- Regentage
- 12
- Sonne
- 11.5 h
- Luftfeuchte
- 52%
- Tageslicht
- 13 h

Notizen von Reisenden zu Alta im September
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.
Andere Monate in Alta
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.
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.
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.
Alta-forum threads on a March visit describe this as genuinely one of the biggest months of the season, posters calling real conditions typically excellent thanks to a deep base built up over the prior three months. Regulars call March skiing not meaningfully different from early February in most years, several posters noting spring-like conditions are possible but would be unusual at this elevation. Posters call Alta a real skiing-only resort, several regulars distinguishing it from neighboring Snowbird a mile away, which draws more difficult terrain. Regulars call Alta's groomed intermediate runs genuinely among the best around, several threads naming this the resort's real draw for less aggressive skiers. Posters recommend booking a March trip with confidence regardless of dates, several regulars calling this one of the more reliable months for real snow depth here. The record: -0.7C days, -8C nights, an extraordinarily high 116.5mm across nearly 17 days and 70 percent humidity.
Schreib deine eigene Notiz – direkt auf der Karte, bei Alta.
Klimanormalwerte Alta – September
Monatliche Durchschnittswerte aus der ERA5-Reanalyse. Der AQI ist der mittlere US-Luftqualitätsindex des Monats.
Andrang in Alta im September
Wie voll der Ort selbst ist – Schul- und Massenferien, die Monate, die die Redaktion markiert hat, und wie begehrt das Wetter sie macht. Fließt nie in den Komfort-Score ein.
Viel losSummer break in Vereinigte Staaten(geschätzt)
HochbetriebViel losZwischensaisonRuhig
Die besten Monate fürs Wetter in Alta
Gerankt nach dem Klimakomfort-Score dieses Reiseziels übers Jahr – etwas anderes als der Andrang (siehe Andrang oben).
Schwierigstes WetterDas beste Wetter hat Alta im Januar, März und Dezember – getrennte Zeitfenster, keine durchgehende Saison.
Bestes WetterOrdentliches WetterSchwierigstes Wetter
In der Nähe ist was los
Im Umkreis von 300 km um Alta – ein Tagesausflug oder ein kurzer Abstecher – mit etwas, das diesen Monat los ist. Fließt nie in den Komfort-Score ein.
Wo liegt Alta?
Alta im September – häufige Fragen
- Ist der September eine gute Reisezeit für Alta?
- September in Alta: angenehm, regnerisch, mit sauberer Luft – nicht die beste Reisezeit. Beim Komfort-Score von SeasonMap liegt der Monat für Alta auf Platz 10 von 12 (22/100).
- Wie ist das Wetter in Alta im September?
- Im September liegen die Tageshöchstwerte in Alta im Schnitt bei 17°C und die Tiefstwerte bei 7.8°C, mit rund 96.7 mm Regen an etwa 12 Regentagen.
- Wie ist die Luftqualität in Alta im September?
- Alta hat im September einen mittleren US-Luftqualitätsindex (AQI) von etwa 42.
- Schneit es in Alta im September?
- In Alta fallen im September rund 9.4 cm Schnee.
Im Umkreis von 300 km: Park City: Aspens turning, etwa 18. Sep. – 8. Okt. und Arches National Park: Autumn walking window, 15. Sep. – 31. Okt..