Zell am See weather in August
August in Zell am See: warm, soaked, with clean air — not the time — 20 rainy days.
Updated September 2026 · climate normals from ERA5 reanalysis
#11 of 12 months in Zell am See · #1375 of 1413 destinations to visit in August · comfort 15/100 (tier F)
- Days
- 25°C
- Nights
- 13°C
- Wet days
- 20
- Sun
- 9.9 h
- Humidity
- 81%
- Daylight
- 14 h

Traveller notes on Zell am See in August
Zell am See-forum threads on August weather describe conditions as genuinely warm and at times properly sticky, some posters recommending packing a small fan for rooms without air conditioning during a run of especially humid days. A thunderstorm or a couple of genuinely wet days across the month are called standard rather than exceptional, mountain weather here shifting fast regardless of how the morning starts. Lake Zell itself is repeatedly named the town's summer centerpiece, clear enough water for swimming, paddleboarding, sailing and windsurfing all popular, with the lido and promenade drawing real crowds on a nice day. Posters recommend the quieter beaches around Thumersbach, a short drive around the lake, for anyone wanting to skip the busiest stretch of shoreline. Layers and a rain shell remain sensible regardless of how warm a given afternoon runs. The record: 24.7C days feeling like 25C, 13.3C nights, an extraordinarily high 213mm across 20 days and 81 percent humidity.
Other months in Zell am See
Zell am See-forum threads on a March visit describe conditions as genuinely variable, one poster recalling it snowed every day during a last-week-of-March trip while others warn late March can turn warm and wet instead. Regulars call lower slopes genuinely soft by afternoon on milder days, several posters naming the upper mountain as the more reliable bet regardless. Posters call the nearby Kitzsteinhorn glacier at Kaprun a real backup option, several regulars naming its roughly seven-kilometer distance as close enough for a day trip if valley snow disappoints. Regulars call valley runs genuinely typically open to early April, several threads naming this the honest window before things really wind down. Posters recommend real flexible plans given how much March weather can swing here, several regulars calling this standard given the genuine day-to-day variability. The record: 9.4C days, -0.1C nights, an extraordinarily high 105mm across 15 days and 77 percent humidity.
Zell am See-forum threads on early May weather describe the area as genuinely green by this point, posters citing daytime readings around twenty degrees Celsius with accumulation gone except on the very highest peaks. Regulars call many hotels closed until mid-May, Hotel Tirolerhof's May fifteenth opening cited as a typical example of when things start reopening. Posters recommend checking the Schmittenhohe cable car's status directly, that lift generally opening around May thirteenth while others wait until mid-June. Regulars call the Kitzsteinhorn near Kaprun the reliable May option, cable cars there typically running when most others in the area aren't yet. Posters recommend cycling around the lake or a day trip to Salzburg, Innsbruck or Krimml Falls as solid additions for a quieter late-May stay. The record: 17.9C days feeling like 18C, 6.9C nights, an extraordinarily high 185.3mm across nearly 23 days and 77 percent humidity.
Zell am See-forum threads on a September visit call this genuinely one of the nicest months locally, posters describing fewer tourists once schools return and generally reliable weather. Regulars call the cable car up to Schmittenhöhe a real highlight on a clear day, genuinely sweeping Alpine views from the top. Posters describe early September as still capable of real warmth, mid-month visitors typically needing little more than a light jacket. Regulars recommend a six-day summer lift pass for anyone planning multiple cable car or chairlift outings, the tourist office able to advise on current options. Posters call the town itself genuinely busy regardless of season, a real draw for visitors given the more comfortable September temperatures. Regulars recommend real layers for the evening chill despite pleasant days. The record: 19.2C days feeling like 20C, 8.7C nights, an extraordinarily high 163.8mm across over 15 days and 83 percent humidity.
Zell am See-forum threads on a February beginner trip confirm Austria generally excels at English-speaking instruction, the resort a popular pick for a first proper ski trip. Posters describe lower sections of the connected Ski Circus as sometimes running thin on natural snow even in February, downloading via lift recommended over a run with poor coverage. Regulars call the shared lift pass covering Kaprun and Kitzsteinhorn a real advantage, higher-elevation terrain staying reliable when the valley floor struggles. Posters recommend staying centrally for easy access to the City Xpress cable car up to Schmittenhöhe. Regulars call real cold-weather layers essential regardless of how the base village looks, February conditions properly cold most years. Posters recommend checking current lower-mountain conditions before a beginner-friendly itinerary. The record: 5.1C days feeling like 2C, -2.4C nights, a notably high 59.2cm of fresh accumulation and 78 percent humidity.
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Zell am See climate normals — August
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Zell am See in August
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.
Peak crowdsIronman 70.3, Summer holidays in Austria, school holidays in 7 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Zell am See'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 weatherZell am See's weather peaks December–February, best around January.
Best weatherFair weatherToughest weather
What's on in Zell am See in August
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Opening
Grossglockner road open
1 May – 2 Nov · usuallyTrail seasonThe high alpine toll road over to Carinthia opens in early May and closes for the winter at the start of November. It is gated at night even in season and the top is often in cloud. Source ↗
- Season
Lake swimming season
15 Jun – 10 Sep · usuallySea warm enoughThe Zeller See is shallow and warms properly by late June, which is unusual at this altitude and the reason the town has a summer season at all.
- Festival
Ironman 70.3
30 AugSporting eventCrowdedClosuresA half distance race at the end of August that closes the lakeside roads for the Sunday and fills the town with people carrying bikes. Access from the north is restricted for the day. Source ↗
- Season
Wet season
MonsoonRisk20 rainy days and about 218 mm in the month — the real kind of rainy season, not afternoon showers.
from the climate normals
Nearby, and something's on
Within 300 km of Zell am See — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Zell am See?
Zell am See in August — FAQ
- Is August a good time to visit Zell am See?
- August in Zell am See: warm, soaked, with clean air — not the time — 20 rainy days. It ranks #11 of 12 months for Zell am See on SeasonMap's comfort score (15/100).
- What is the weather like in Zell am See in August?
- In August, Zell am See averages a daily high of 24.7°C and a low of 13.3°C, with about 217.5 mm of rain over roughly 20 rainy days.
- What is the air quality in Zell am See in August?
- Zell am See has a mean US Air Quality Index of about 37 in August.
- Does it snow in Zell am See in August?
- Zell am See sees roughly 2.9 cm of snowfall in August.
Within 300 km: Berchtesgaden's Eagle's Nest road open around 10 May – 25 Oct, and Salzburg's Salzburg Festival on 17 Jul – 30 Aug.