Sedona weather in May
May in Sedona: warm, dry — an excellent time to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#4 of 12 months in Sedona · #414 of 1413 destinations to visit in May · comfort 86/100 (tier A)
- Days
- 27°C
- Nights
- 9°C
- Wet days
- 2
- Sun
- 12.8 h
- Humidity
- 31%
- Daylight
- 14 h

Traveller notes on Sedona in May
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.
Other months in Sedona
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.
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.
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.
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Sedona climate normals — May
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Sedona in May
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
BusySlide Rock swimming season(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Sedona's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherSedona's best weather comes in April, October and November — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Sedona in May
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Rule
Trailhead shuttle only
1 Jan – 31 DecClosuresThe car parks at Cathedral Rock, Soldier Pass and Dry Creek are closed to cars on the days the free shuttle runs, which is most of the week. Park in town and ride, or walk a long way in. Source ↗
- Nature
Red rock wildflowers
20 Mar – 10 May · usuallyWildflowers & bloomsPrickly pear, penstemon and Indian paintbrush along the Bell Rock and Boynton Canyon trails from late March, and the cottonwoods along Oak Creek come into leaf at the same time.
- Season
Slide Rock swimming season
15 May – 15 Sep · usuallySummer season opensCrowdedThe natural chute in Oak Creek is the summer answer to the heat, and the state park car park fills and closes to new arrivals by mid-morning at weekends. High bacteria counts close it some weeks.
Nearby, and something's on
Within 300 km of Sedona — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Sedona?
Sedona in May — FAQ
- Is May a good time to visit Sedona?
- May in Sedona: warm, dry — an excellent time to visit. It ranks #4 of 12 months for Sedona on SeasonMap's comfort score (86/100).
- What is the weather like in Sedona in May?
- In May, Sedona averages a daily high of 27.3°C and a low of 9.3°C, with about 9.7 mm of rain over roughly 2 rainy days.
- What is the air quality in Sedona in May?
- Sedona has a mean US Air Quality Index of about 63 in May.
Within 300 km: Zion National Park's California condors over the canyon on 1 Jan – 31 Dec, and Grand Canyon National Park's North Rim season around 15 May – 15 Oct.