Killington weather in May

May in Killington: cool, rainy, with clean air — not the best time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Killington🇺🇸 United States · Great Lakes & Midwest · Ski32
  1. 80Jan
  2. 87Feb
  3. 92Mar
  4. 65Apr
  5. 32May
  6. 17Jun
  7. 12Jul
  8. 14Aug
  9. 21Sep
  10. 43Oct
  11. 75Nov
  12. 83Dec

#8 of 12 months in Killington · #1371 of 1413 destinations to visit in May · comfort 32/100 (tier F)

Days
12°C
Nights
2°C
Wet days
14
Sun
9.7 h
Humidity
72%
Daylight
15 h
Killington, United States
Photo: The original uploader was Redjar at English Wiki · CC BY-SA 3.0

Traveller notes on Killington in May

Notes from nearby Stowe (96 km away)

Killington doesn't have its own notes for May yet — these are about Stowe, close enough to share the season.

Stowe-forum threads on a May visit call this genuinely mud season locally, posters describing conditions capable of staying muddy right through the month depending on how the winter and spring went. Regulars call hiking trails on state land, including the Long Trail and its feeder routes, typically closed from early April through Memorial Day. Posters recommend the Stowe recreation path and the Lamoille Valley Rail Trail as real alternatives, both open to walkers and cyclists regardless of the mud closures elsewhere. Regulars call real black flies a standing nuisance near running water, a genuine annoyance though harmless. Posters describe May as still genuinely rewarding for birding and wildflowers, orioles and various spring ephemerals real highlights for anyone working around trail closures. Regulars recommend checking current trail status before planning any higher route. The record: 19.7C days feeling like 18C, 5.2C nights, 102.4mm across over 11 days and 72 percent humidity.
StoweMayRegular · May · 1 month ago · about Stowe · Read more on Tripadvisor ↗

Other months in Killington

Killington-forum threads on a November visit describe the resort as genuinely the first in Vermont open most seasons, posters naming a reliable opening by Thanksgiving weekend as standard. Regulars call seasonal on-mountain restaurants genuinely running by mid-November, several posters naming this as lining up with the start of lift operations. Posters call the trail network genuinely the largest and most varied in the East, several regulars naming downhill, snowboarding, snowshoeing and cross-country as all available once the season gets going. Regulars call the nightlife scene genuinely a real part of the draw, several threads naming everything from casual bars to livelier dance-club venues once crowds arrive. Posters recommend checking opening-day confirmations before booking November trips specifically, several regulars calling this standard given how much early-season timing can shift. The record: 0.4C days, -6.9C nights, 92.3mm across over 12 days and 76 percent humidity.
KillingtonNovemberRegular · November · 1 month ago · Read more on Tripadvisor ↗
Killington-forum reviews on a June visit describe the mountain bike park as a real standout, posters naming thirty-five miles of trails across all skill levels with rental bikes available on site. Regulars call the gondola a real way up for riders, several posters naming this the standard way to access downhill trails without pedaling the climb. Posters call mid-June through mid-September genuinely prime time here, several regulars naming solid trail conditions as standard through this stretch. Regulars call the Peak Lodge cafeteria at the summit a real convenient stop, several threads naming it a good spot for a break between runs. Posters recommend booking a bike or lesson ahead for a June visit, several regulars calling this standard given how popular the park has become. The record: 17.2C days, 7.5C nights, an extraordinarily high 116.6mm across over 14 days and 72 percent humidity.
KillingtonJuneRegular · June · 1 month ago · Read more on Tripadvisor ↗
Killington-forum threads on an October visit describe early in the month, around Columbus Day weekend, as typically near-peak for fall foliage, posters calling accommodation worth booking well ahead given how many visitors time trips around the color. Regulars call late October foliage more hit or miss, some suggesting the Champlain Valley or points further south once the higher elevations have already turned. Regulars recommend Route 100 as a real standout scenic drive, several artisanal cheesemakers along the route worth a stop. Posters call the area strong for hiking, history and scenic drives beyond foliage alone, a real draw for visitors not chasing color specifically. Regulars recommend real layers regardless of a mild afternoon, mountain mornings here turning sharply cooler by October. The record: 8.9C days feeling like 7C, 0.6C nights, an extraordinarily high 130.5mm across over 12 days and 78 percent humidity.
KillingtonOctoberRegular · October · 1 month ago · Read more on Tripadvisor ↗
Killington-forum threads on where to ski in January call this among the more likely months for real accumulation on the ground, posters describing a couple of feet as entirely plausible by midmonth. Regulars are direct January skiing can be wonderful but genuinely very cold, temperatures capable of sitting in the teens Fahrenheit for stretches. Posters describe conditions as swinging meaningfully within the same week, sometimes staying properly cold and snowy, other times turning surprisingly green and bare. Regulars call northern and northeastern Vermont generally snowier than the central region Killington sits in. Posters recommend real layers regardless of forecast given how fast conditions can shift. Regulars call the resort's extensive snowmaking a genuine backstop whenever cold enough to support it. The record: -7.3C days feeling like -12C, -16.1C nights, a notably high 70.6cm of fresh accumulation and 76 percent humidity.
KillingtonJanuaryRegular · January · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Killington's card on the map.

Killington climate normals — May

Daytime high12°C / 54°F🙂 cool
Nighttime low2°C / 36°F
Feels like (high)10°C / 50°F
Rainfall101 mm / 4 in🌧 rainy
Rainy days14 days
Humidity72%💧 humid
Dew point2°C / 35°F
Sunshine9.7 h/day
Daylight14.7 h
Wind16 km/h / 10 mph
Snowfall1.2 cm / 0.5 in
Air quality (US AQI)38🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Killington 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.

Shoulder seasonan ordinary month(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Killington'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 weatherKillington's best weather comes in February, March and December — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Killington in May

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Bike park season

    20 May – 20 Oct · usuallyTrail season

    The lifts turn again from late May for downhill riding, opening zone by zone as the ground dries: Snowshed first, Ramshead in June, the gondola terrain in July. Source ↗

  • Season

    Ski season

    1 Nov – 25 May · usually

    Usually the first resort in the East to open, on snowmaking in the first half of November, and the last to close — Superstar holds a strip of snow into May most years and into June in a good one. Source ↗

What's on around the world in May →

Nearby, and something's on

Within 300 km of Killington — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Killington?

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Killington in May — FAQ

Is May a good time to visit Killington?
May in Killington: cool, rainy, with clean air — not the best time to visit. It ranks #8 of 12 months for Killington on SeasonMap's comfort score (32/100).
What is the weather like in Killington in May?
In May, Killington averages a daily high of 12.3°C and a low of 2.1°C, with about 100.6 mm of rain over roughly 13.5 rainy days.
What is the air quality in Killington in May?
Killington has a mean US Air Quality Index of about 38 in May.
Does it snow in Killington in May?
Killington sees roughly 1.2 cm of snowfall in May.

Within 300 km: Stowe's Mount Mansfield summer season around 25 May – 15 Oct, and Boston's Whales on Stellwagen Bank around 15 Apr – 20 Oct.