阿尔塔逐月天气

阿尔塔最佳旅行时间是1月、3月和12月——3月得分 94/100,最高 -1°C,17 个雨天。 最佳季节是冬季,也就是12月至2月(平均 89/100)。

最差的月份是8月,12/100——舒适、多雨、空气清新。 查看8月 →

更新于 2026年9月 · 气候平均值来自 ERA5 再分析

在规划更长的行程? 美国最佳旅行时间 →

阿尔塔Alta, United States🇺🇸 美国 · 落基山脉 · 滑雪94
  1. 891月
  2. 862月
  3. 943月
  4. 794月
  5. 645月
  6. 266月
  7. 147月
  8. 128月
  9. 229月
  10. 6910月
  11. 8211月
  12. 9112月

最佳季节:12月至2月(平均 89/100)· 最差8月(12/100)

白天
-1°C
夜间
-8°C
雨天
17
日照
8.4 h
湿度
70%
白昼时间
12 h
阿尔塔,美国
照片: Scott Catron from Sandy, Utah, USA · CC BY-SA 2.0

阿尔塔逐月一览

按阿尔塔最适合的行程类型算出的 0–100 舒适度分数,加上气候平均值里的平均最高气温、雨天数和每日日照时数,以及人潮通常的情况。

月份分数等级最高气温降雨日照人潮活动
1月89A-3°C13 天7 小时人多
2月86A-4°C13 天8 小时高峰
3月94S-1°C17 天8 小时人多
4月79B4°C13 天10 小时平季
5月64C9°C14 天12 小时平季
6月26F16°C14 天14 小时人多
7月14F23°C14 天14 小时人多
8月12F21°C13 天12 小时人多
9月22F17°C12 天12 小时人多
10月69C8°C8 天9 小时人少
11月82A1°C9 天8 小时人多
12月91S-2°C13 天6 小时人多

阿尔塔在3月的人潮

这里看的是地方本身有多热闹——学校假期和全民假期、编辑标注的月份,以及天气让它有多抢手。人潮从不计入舒适度分数。

人多美国的Spring break(估算)

123456789101112

人潮高峰人多平季人少

阿尔塔的旅人笔记

去过的人怎么说——先是全年通用的笔记,再逐月来看。

Alta-forum threads on a January visit describe this as genuinely the strongest month for real cover here, posters calling Alta's famously dry, light accumulation considerably more reliable in January than in a spring month like April. Regulars call the first week of January still early in the season, though facilities above eighty-five hundred feet mean a real seventy-inch base is often already there. Posters recall specific stretches, one thread naming twenty-six inches over a single late-January day one season and thirty-six inches across seven days another year. Regulars call conditions on any given visit still genuinely dependent on that year's pattern, several threads cautioning no single week is ever fully guaranteed. Posters recommend booking well ahead for January regardless of conditions, several regulars calling this the resort's genuine peak demand month. The record: -3.1C days, -9.8C nights, an extraordinarily high 108.1mm across 13 days and 70 percent humidity.
AltaJanuaryRegular · 1月 · 3 天前 · 在 Tripadvisor 上读更多 ↗
Alta-forum threads on a February visit describe this as genuinely peak season, one family planning a Presidents' weekend ski trip and finding mid-February lodging around Alta and Snowbird already tight by the time they booked. Regulars call Alta Lodge and the Peruvian at Alta favorite picks for staying on the mountain, several posters naming Cliff Lodge at neighboring Snowbird as the main alternative. Posters recommend booking well ahead of any February holiday weekend, regulars warning popular lodges here fill fast once the season is in full swing. Regulars call conditions here genuinely excellent by February, one review describing the terrain as skier's paradise once a real base has built up through the winter. Posters recommend real layers and eye protection regardless of a clear forecast, several threads noting wind and blowing snow at altitude here can shift fast. The record: -4.3C days, -11.3C nights, an extraordinarily high 91.1mm across nearly 13 days and 64 percent humidity.
AltaFebruaryRegular · 2月 · 3 天前 · 在 Tripadvisor 上读更多 ↗
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.
AltaMarchRegular · 3月 · 3 天前 · 在 Tripadvisor 上读更多 ↗
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 · 7月 · 2 天前 · 在 Tripadvisor 上读更多 ↗
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 · 9月 · 2 天前 · 在 Tripadvisor 上读更多 ↗
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 · 10月 · 3 天前 · 在 Tripadvisor 上读更多 ↗
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 · 11月 · 2 天前 · 在 Tripadvisor 上读更多 ↗

在地图上阿尔塔的卡片里写下你自己的笔记

阿尔塔最佳旅游时间:1月、3月和12月(94/100)— 逐月天气 | SeasonMap