St. Moritz (St Moritz) weather in July

July in St. Moritz: nice, soaked, with clean air — not the time — 20 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

St. Moritz🇨🇭 Switzerland · Alps · Ski12
  1. 86Jan
  2. 88Feb
  3. 93Mar
  4. 78Apr
  5. 61May
  6. 24Jun
  7. 12Jul
  8. 15Aug
  9. 40Sep
  10. 63Oct
  11. 81Nov
  12. 90Dec

#12 of 12 months in St. Moritz · #1397 of 1413 destinations to visit in July · comfort 12/100 (tier F)

Days
18°C
Nights
6°C
Wet days
20
Sun
11.9 h
Humidity
79%
Daylight
15 h
St. Moritz, Switzerland
Photo: Oskar Gross · Pexels

Traveller notes on St. Moritz in July

Notes from nearby Davos (33 km away)

St. Moritz doesn't have its own notes for July yet — these are about Davos, close enough to share the season.

Forum posters describe July around the Davosersee lake as genuinely lovely, with the Alps in full summer bloom, but are candid that Alpine weather stays inherently unpredictable - some years bring 14 straight days of glorious sunshine through July into September, other years see stretches where the sun barely appears at all during the exact same window. Posters recommend packing for the full range: a couple of long-sleeve tops, t-shirts, a fleece and an unlined waterproof jacket to cover whatever the week actually brings. The mountain lift system stays running through summer specifically for hikers, cyclists and walkers (no skiing in July, naturally), giving access to high-altitude trails and views regardless of which way the weather breaks on a given day.
Tripadvisor community · July · 1 month ago · about Davos · Read more on Tripadvisor ↗

Other months in St. Moritz

St. Moritz-forum threads on an April visit describe Corviglia's lifts as typically closing early to mid-month, posters naming an early Easter as the reason some years see most cable cars staying open only to around the eighth. Regulars call late-April visits still genuinely workable, several posters naming restaurants and some cable cars as still running even after the main lifts close. Posters call April weather genuinely unpredictable, several regulars describing bright sun and blue sky flipping to snow or rain within an hour. Regulars call most hotels genuinely closed for the off-season by this point, several threads naming a handful that stay open through the full stretch as the real exceptions. Posters recommend confirming which lifts and hotels are actually operating before an April trip, several regulars calling this standard given how much the shoulder season varies year to year. The record: 5.4C days, -4.3C nights, 105.5mm across nearly 15 days and 79 percent humidity.
StMoritzAprilRegular · April · 1 month ago · Read more on tripadvisor.co.nz ↗
St Moritz-forum threads on a May visit call this a quiet shoulder season, posters describing many businesses closed for the transition between winter and summer with only a handful of mountain cable cars still running. Regulars call mid-May weather capable of feeling almost warm and sunny during the day while turning cold at night, a real chance of a passing storm or even a late snow shower. Posters call several Michelin-listed restaurants closed this month, though regulars insist plenty of solid dining options remain open regardless. Regulars recommend confirming that accommodation includes the complimentary local transport and cable car pass, a real value add during the quieter shoulder weeks. Posters call May still worth the trip for anyone prioritizing quiet over full activity access, considerably fewer visitors than peak season. The record: 9.8C days feeling like 8C, 0.5C nights, an extraordinarily high 155.5mm across nearly 22 days and 75 percent humidity.
StMoritzMayRegular · May · 1 month ago · Read more on tripadvisor.co.nz ↗
St Moritz-forum threads on early June describe on-piste skiing as effectively over except on the high glacier runs above roughly 2500 meters, posters calling the valley floor already firmly in summer mode. Regulars call a late snowfall still entirely possible this early in June despite generally mild conditions, a passing system capable of dusting the peaks after weeks of clear weather. Posters describe the long daylight hours as a real upside, hiking and lake activities filling the gap left by the closed lower lifts. Regulars recommend checking current glacier lift status rather than assuming last year's schedule repeats. Posters call real layers sensible for the evening chill, mornings turning noticeably brisk despite warm afternoons. Regulars call June a genuinely quiet, scenic window for anyone not chasing the ski season specifically. The record: 15.7C days feeling like 16C, 4.5C nights, an extraordinarily high 172.5mm across nearly 20 days and 81 percent humidity.
StMoritzJuneRegular · June · 1 month ago · Read more on Tripadvisor ↗
St Moritz-forum threads on September weather describe conditions as generally stable, comfortably mild rather than intense during the day and already genuinely cool once shadows fall. Posters call the sun-versus-shade contrast dramatic here, a sunny spot feeling noticeably warmer than a shaded one at the same reading. Regulars describe real day-to-day variability, one visitor reporting a warm start followed by a properly wet, cold stretch with a fresh dusting visible on surrounding peaks by day four. Posters call actual accumulation in town genuinely unlikely, though higher elevations nearby can see a real dusting with little warning. Regulars recommend dressing in layers that can come on and off through the day. Posters call the Engadin lakes and mountain scenery worth the trip regardless of conditions. The record: 12.9C days feeling like 12C, 2.7C nights, an extraordinarily high 120mm across 15 days, a notably high 19.7cm of fresh accumulation and 84 percent humidity.
StMoritzSeptemberRegular · September · 1 month ago · Read more on Tripadvisor ↗

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

St. Moritz climate normals — July

Daytime high18°C / 65°F😎 nice
Nighttime low6°C / 43°F
Feels like (high)18°C / 64°F
Rainfall161 mm / 6.4 in⛈ soaked
Rainy days20 days
Humidity79%💦 very humid
Dew point7°C / 45°F
Sunshine11.9 h/day
Daylight15.4 h
Wind9 km/h / 6 mph
Snowfall1.4 cm / 0.6 in
Air quality (US AQI)43🍃 good

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

Crowds in St. Moritz in July

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.

BusySummer holidays in Switzerland, school holidays in 7 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for St. Moritz'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).

Toughest weatherSt. Moritz's best weather comes in February, March and December — separate windows, not one continuous season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in St. Moritz in July

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

  • Season

    Trail and hut season

    20 Jun – 15 Oct · usuallyTrail season

    The Engadin high paths and the huts run from about the summer solstice to mid-October, with the lift-served walking from Muottas Muragl the easy version of it.

  • Festival

    Festival da Jazz

    5 Jul – 5 Aug · usuallyMusic festivalBook early

    A month of small-room jazz in July, much of it in the Dracula Club, which seats about a hundred. Tickets are the constraint, not the programme. Source ↗

What's on around the world in July →

Nearby, and something's on

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

Where is St. Moritz?

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St. Moritz in July — FAQ

Is July a good time to visit St. Moritz?
July in St. Moritz: nice, soaked, with clean air — not the time — 20 rainy days. It ranks #12 of 12 months for St. Moritz on SeasonMap's comfort score (12/100).
What is the weather like in St. Moritz in July?
In July, St. Moritz averages a daily high of 18.2°C and a low of 6°C, with about 161.3 mm of rain over roughly 19.9 rainy days.
What is the air quality in St. Moritz in July?
St. Moritz has a mean US Air Quality Index of about 43 in July.
Does it snow in St. Moritz in July?
St. Moritz sees roughly 1.4 cm of snowfall in July.

Within 300 km: Davos' Mountain railways open for summer around 1 May – 25 Oct, and Lugano's San Salvatore funicular season around 14 Mar – 8 Nov.