빅서 9월 날씨
9월의 빅서: 따뜻함, 건조함, 깨끗한 공기 — 1년 중 여행하기 가장 좋은 달 중 하나.
2026년 9월 업데이트 · ERA5 재분석 기반 기후 평년값
빅서 기준 12개월 중 2위 · 9월 여행지 1413곳 중 358위 · 쾌적도 87/100(A등급)
- 낮
- 27°C
- 밤
- 13°C
- 비 오는 날
- 1
- 일조
- 11.4 h
- 습도
- 72%
- 낮 길이
- 12 h

9월 빅서 여행자 노트
September is one of Big Sur's better months — sunnier and warmer than midsummer, rain unlikely, and the coastal fog well past its June peak. The forum's fog briefing is the genuinely useful part: all-day fog is unusual in September, but morning fog is still likely, typically burning off or retreating by about 10am and rolling back late afternoon. It is also shallow and narrow — it usually stops within a mile inland and rarely reaches above roughly 1,000 feet, so climbing or turning inland gets you out of it. Cool mornings and evenings, warm afternoons; carry a light jacket for when the wind gets up.
빅서의 다른 달
Regulars are consistent that locals themselves recommend this month as the best time for the coast, statistically the least likely stretch of the year for fog or rain to spoil the famous views, even though nothing here is ever fully guaranteed. Our row backs that warm, genuinely dry read, 25.6C reading as a hot 25C, over 11.1C nights, with rain minimal at 20.5mm across just 1.9 days and humidity at 68 percent. Regulars are specific the landscape itself turns dry and brown by this point after the dry summer, warm sunshine in the afternoons the norm even as everything looks parched rather than green. Layers still matter for cool mornings and evenings despite the warm midday sun. The sea sits at a cold 15.5C. The record: 9.9 hours of sun, a 16.9 kph wind and one of the cleanest air readings in this project, AQI 35.
June here is the fog month, and regulars describe it rather than warn about it: thickest in the late evening and early morning, usually burning off by mid to late morning into a sunny afternoon, and rarely dense enough to matter on the road. Nobody can predict a fog-free day, and it is not foggy every day either. Their temperatures - high sixties by day, low fifties at night - match our 11.4C nights but not our 25.1C daytime, and that gap is the geography: the column averages ground that includes the sunny ridges above the fog, while the coast road sits under it. Layers, and something windproof for a 19.6 kph coast. Rain has stopped at 0.6mm. The record: 13.4 hours of sun, a 13.9C sea and AQI 38.
Big Sur-forum threads on January weather describe it as genuinely hard to predict along this stretch of coast, a sunny, mild day just as likely as a windy, cold, cloudy one, with no reliable pattern from one week to the next. Posters are candid that this sits inside California's stormy season, and when a big system moves through it can dump several inches of rain in a single day, enough on occasion to trigger a rockslide and close a stretch of the highway. Most days aren't that dramatic, though - one specific tally from regulars puts a typical January at around three weeks of sun against roughly a week of real rain. Darkness falls by five, shortening the usable day considerably. The clear upside: winter crowds are a fraction of summer's, making the main viewpoints and trails feel genuinely quiet. The record: 17.3C days feeling like 15C, 6.6C nights, a notably high 148mm across 10 days, a 13C sea, 79 percent humidity and 7.4 hours of sun.
July in Big Sur has fog, and the forum's point is that it is usually the wrong thing to worry about. It sits high rather than low, so it hides the sun without touching visibility on Highway One; the pattern is morning fog burning off around midday and returning in the afternoon, some days not burning off at all and some days absent. June is the foggiest month of the central coast, with July a little better and September and October better again. What July does guarantee is company: the turnouts fill, and people stop in the road waiting for a space. Our row is otherwise cloudless - 0.1mm of rain, no precipitation days - and the sea stays at 14.1C. The record: 26.9C days that feel like 28C, 12.6C nights and 13.3 hours of sun.
연중 노트는 빅서 개요 페이지에서 볼 수 있어요. 지도의 빅서 카드에서 나만의 노트를 남겨 보세요.
빅서 기후 평년값 — 9월
ERA5 재분석 기반 월평균값이에요. AQI는 해당 월의 미국 대기질 지수(US AQI) 평균이에요.
9월 빅서 혼잡도
여행지 자체가 얼마나 붐비는지예요. 학교 방학과 대규모 연휴, 에디터가 꼽은 달, 날씨 때문에 사람이 몰리는 정도를 반영했어요. 쾌적도 점수에는 반영하지 않아요.
매우 붐빔여름 주말 교통 체증, 미국의 Summer break(추정)
매우 붐빔붐빔준성수기한산함
빅서 날씨가 가장 좋은 달
이 여행지의 1년 기후 쾌적도 점수로 순위를 매겼어요. 얼마나 붐비는지와는 다른 이야기예요(위의 혼잡도 참고).
날씨 최고빅서의 날씨는 7월~9월에 절정이고, 8월 무렵이 가장 좋아요.
9월에는 앞바다의 대왕고래와 혹등고래도 있어요.
날씨 최고날씨 무난날씨 가장 궂음
9월 빅서 행사·축제
매년 돌아오는 시즌 행사, 자연 현상, 휴업, 공휴일을 엄선하고 출처를 밝혔어요.
- 규정
캠핑장·숙소 6개월 전 예약
원문: Campsites and lodges book six months out1월 1일 – 12월 31일조기 예약State park campsites release on ReserveCalifornia six months ahead to the day, and the Big Sur sites go in the first minutes. The handful of lodges on the highway behave the same way. 출처 ↗
- 계절
여름 주말 교통 체증
원문: Summer weekend traffic5월 20일 – 9월 10일 · 예년 기준당일 관광객 인파혼잡Highway 1 is one lane each way with almost nowhere to pull over, and between Memorial Day and Labor Day the weekend queue for Bixby Bridge and McWay backs onto the road. Weekday mornings are a different coast. 출처 ↗
- 자연
앞바다의 대왕고래와 혹등고래
원문: Blue and humpback whales offshore7월 1일 – 10월 15일 · 예년 기준고래 시즌Upwelling packs krill into the submarine canyon and the big rorquals work the shelf all summer. The boats go from Monterey, but on a flat day you can pick out blows from the headland pullouts. 출처 ↗
- 위험
산불 시즌
원문: Fire season7월 15일 – 11월 1일 · 예년 기준연기 시즌운영 중단The Ventana wilderness burns regularly and a bad fire closes the highway, the state parks and the campgrounds at once. Late summer and autumn are when it happens. 출처 ↗
- 계절
맑은 날의 계절
원문: The clear months9월 5일 – 10월 31일 · 예년 기준건기The fog lifts after Labor Day, the summer traffic goes, and the coast gets six or seven weeks of the clearest air of the year before the winter rain starts.
근처에서 열리는 행사
빅서에서 300km 이내라 당일치기나 짧은 이동으로 갈 수 있고, 이번 달 행사가 있는 곳이에요. 쾌적도 점수에는 반영하지 않아요.
빅서 위치
9월 빅서 — 자주 묻는 질문
- 9월에 빅서 여행, 괜찮을까요?
- 9월의 빅서: 따뜻함, 건조함, 깨끗한 공기 — 1년 중 여행하기 가장 좋은 달 중 하나. SeasonMap 쾌적도 점수로는 빅서의 12개월 중 2위예요(87/100).
- 빅서의 9월 날씨는 어떤가요?
- 9월에 빅서의 평균 최고기온은 27.3°C, 최저기온은 12.5°C이고, 비 오는 날은 약 0.8일, 강수량은 5mm 정도예요.
- 빅서의 9월 대기질은 어떤가요?
- 9월에 빅서의 미국 대기질 지수(US AQI)는 평균 약 33 수준이에요.
300km 이내: Monterey 몬터레이 재즈 페스티벌, 9월 25–27일, Sacramento 팜 투 포크 페스티벌, 9월 15–30일경.