セドナの月別の天気
セドナを訪れるベストシーズンは4月、10月、11月です — 4月は92/100、最高24°C、雨の日2日。 ベストな季節は春(3月〜5月)で、平均88/100です。
最も不向きな月は7月で、45/100です — 猛暑、ときどき雨。 7月を見る →
2026年9月更新 · ERA5再解析による気候平年値
周辺も含めて旅を計画するなら アメリカ合衆国旅行のベストシーズン →
セドナSedona, United States🇺🇸 アメリカ合衆国 · 米国南西部の砂漠地帯 · トレッキング92
ベストな季節:3月〜5月(平均88/100) · 最も不向きなのは7月(45/100)
- 日中
- 24°C
- 夜
- 6°C
- 雨の日
- 2
- 日照
- 12 h
- 湿度
- 37%
- 日の長さ
- 13 h

セドナの月ごとのようす
セドナに最も合う旅のタイプでの100点満点の快適スコア、気候平年値による平均最高気温・雨の日数・1日の日照時間、そして混雑具合の目安です。
セドナの年間イベント
祭り、自然の見どころ、祝日、そして注意したい季節 — 厳選し出典を明記しています。詳しくは各月のページで。
- 1月
- Trailhead shuttle only1月1日〜12月31日ルール
- 2月
- Sedona International Film Festival2月15日〜3月2日(例年)祭り
- 3月
- Red rock wildflowers3月20日〜5月10日(例年)自然
- Spring break crowds3月1日〜4月20日(例年)祝日
- 5月
- Slide Rock swimming season5月15日〜9月15日(例年)季節
- 6月
- Summer heat6月1日〜9月10日(例年)要注意
- 7月
- North American monsoon7月1日〜9月15日(例年)季節
- 9月
- Dark-sky season9月15日〜11月20日(例年)自然
- 10月
- Sedona Arts Festival10月8日〜20日(例年)祭り
- Oak Creek Canyon colour10月15日〜11月15日(例年)自然
- 12月
- Tlaquepaque Festival of Lights12月8日〜16日(例年)祭り
4月のセドナの混雑
その場所自体の混み具合 — 学校休暇や大型連休、編集部がタグ付けした月、そして天気の良さによる人気の高さ。快適スコアには含まれません。
混雑Spring break crowds(推定)
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ピークの混雑混雑ショルダーシーズン閑散
セドナへ行く前に知っておきたいこと
旅行者自身の旅行記から、実際の体験を原文へのリンク付きで引用しています。
hiking
We bought a Red Rock Pass at the trailhead kiosk before our first hike, since it's required to park at almost every trailhead in the area. Bell Rock was the easier climb and became our favorite for the sunrise light on the sandstone, while Cathedral Rock, nearly a thousand feet of monolith, was the more demanding scramble we tackled the next morning. We stuck strictly to marked trails after reading how much erosion shortcutting causes on this kind of terrain. Midday heat pushed us toward Tlaquepaque for lunch and art shopping, saving the harder trails for early morning and the views from Airport Mesa for sunset.
セドナの旅行者の声
実際に訪れた人たちの声です — 通年のメモを先に、そのあと月ごとに並べています。
Sedona-forum threads asking if January is too cold get a nuanced answer: afternoons regularly reach comfortable temperatures in the 50s to 60s Fahrenheit under sunny skies, genuinely pleasant for hiking the red rock trails, but mornings and evenings drop to freezing or below, cold enough that layering matters more than the daytime high alone suggests. Posters describe the month as variable year to year - some Januarys pass with barely any snow, others bring a real blizzard severe enough to shut the town down for days. Regulars are consistent that heavy snow accumulating in Sedona itself, versus the surrounding higher terrain, is uncommon though it does happen. The standing advice is to check the specific week's forecast and pack for both a sunny hike and a genuinely cold snap. The record: 11.9C days feeling like 8C, -1.8C nights, 42mm across 4.8 days, a notably high 19.5cm of fresh snowfall, 61 percent humidity and 8.2 hours of sun.
Sedona-forum threads on a February visit describe daytime highs as genuinely typically in the sixties with real sunshine, posters naming nights dropping into the thirties as the standard overnight swing. Regulars call any snow genuinely quick to melt by midday, several posters warning rocks turn slippery afterward, especially near caves and shaded ledges. Posters call rain the more likely alternative when snow doesn't fall, several regulars naming muddy trails as the real result either way. Regulars call December through February genuinely the best hiking stretch of the year here, several threads naming this the reason locals recommend winter over the brutal summer heat. Posters recommend real traction and caution on red rock after any precipitation, several regulars calling this standard given how slick the surface gets. The record: 13.9C days, -1C nights, 38.9mm across over 4 days and 58 percent humidity.
Sedona-forum threads on March weather call this genuinely one of the more popular months, posters describing daytime highs typically in the sixties to seventies Fahrenheit while nights turn noticeably chilly. Regulars call spring break a real crowd factor, March traffic and trailhead parking considered busy every day of the week though weekends run noticeably worse. Posters recommend booking accommodation well ahead given how far in advance March fills up, several regulars calling it genuine peak season locally. Regulars call Bell Rock, Boynton Canyon and Red Rock Crossing all solid March hikes, the Chapel of the Holy Cross and Tlaquepaque worthwhile non-hiking additions. Posters call solitude still findable in March for anyone willing to skip the most photographed viewpoints, real quiet available just off the busiest trails. The record: 17.2C days feeling like 16C, 1.7C nights, 45.2mm across nearly 6 days and 47 percent humidity.
When forum visitors ask Sedona regulars for the perfect window, the consensus answer is that there is never a bad time - but March through May is named the busy season, which puts April right in the middle of the crowds, and the standing advice is to start popular trailheads early before parking fills. April's record shows what draws them: 23.5-degree days against 5.9-degree nights, dry desert air at 37 percent humidity, under two precipitation days a month, 12 hours of sunshine and the steady 18-kph breeze the red-rock country is known for.
I’ll go with Soldier Pass in Sedona in April. Had rained a lot the PM & overnight and looked iffy but stayed ok all day except a tiny sprinkle at the pass. Started at the 7 Sacred Pools which were nice & full. I didn’t hurt myself getting up & in this cave either 😊
Sedona-forum threads on keeping cool in May are consistent: mornings are for hiking, afternoons are for shade or somewhere indoors, and sunset is for a walk rather than a trail - Red Rock Crossing gets named specifically for that slot. The reliable selling point posters repeat is the gap with Phoenix, typically ten degrees Fahrenheit or more cooler here, which is exactly why it's a popular escape from the desert floor. May is also called the better month over June for crowds, landing before Memorial Day and school letting out fills the trails. The record: 27.3C days feeling like 25C, 9.3C nights, just 10mm total across two days, humidity a dry 31 percent and 12.8 hours of sun - close to no precipitation risk most days, genuinely hot by early afternoon.
Sedona-forum threads asking whether July is too hot describe daytime readings as commonly in the mid-nineties to low hundreds Fahrenheit, posters calling the low humidity at least some consolation. Regulars recommend hiking by sunrise and being finished before ten, the heat building fast enough that a midday trail attempt becomes genuinely risky. Posters call carrying far more water than feels necessary standing advice, dehydration here sneaking up quickly even on a short red-rock walk. Regulars recommend waiting until five or six before heading back out for a second round, the worst of the afternoon heat easing by then. Posters describe nights as genuinely pleasant by contrast, temperatures dropping into the sixties Fahrenheit and called wonderful after a scorching day. Regulars call the red rocks still worth the trip in July for anyone willing to plan around the heat. The record: 36C days feeling like 36C, 18.8C nights, 43.2mm across over 5 days and 40 percent humidity.
Forum posters call October a genuinely transitional month - highs starting near 80F early in the month and cooling through to the 70s by month's end, with nights dropping into the 40s-50sF requiring a jacket or windbreaker for mornings and evenings. The overall verdict shows up repeatedly in similar phrasing: 'not too hot, not too cold, just wonderful,' with shorts comfortable most days and just an extra light layer needed once the sun goes down. The one clear trade-off posters flag: October is one of Sedona's busiest months precisely because the weather is so good, so accommodation rates run at a premium and booking ahead matters more than in shoulder months.
November is the hinge month on the Sedona forum: fair weather and the last of the colour early on, winter edging in by the end. Early November runs high 60s to low 70s F with chilly evenings; mid-month days stay pleasant and the nights get colder. The hiking argument is simple - this is the cool end of the year for it, with fewer people on the trails than the spring peak. Two timing notes regulars give: the crowds do not really thin until the second week, then Thanksgiving fills the town again; and the colour is mostly finished up-canyon by November, though West Fork can still be holding some. Snow is unlikely but not impossible - our row records 3.8cm across the month. The rest: 18.7C days, 3C nights, 2.7 precipitation days, humidity 47 percent.
地図のセドナのカードから自分のメモを追加できます。