Graz weather in April

April in Graz: cool, a little rain, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Graz🇦🇹 Austria · Alps · City81
  1. 53Jan
  2. 64Feb
  3. 73Mar
  4. 81Apr
  5. 86May
  6. 87Jun
  7. 82Jul
  8. 84Aug
  9. 88Sep
  10. 77Oct
  11. 61Nov
  12. 52Dec

#6 of 12 months in Graz · #553 of 1413 destinations to visit in April · comfort 81/100 (tier A)

Days
18°C
Nights
5°C
Wet days
7
Sun
10 h
Humidity
69%
Daylight
14 h
Graz, Austria
Photo: Lukas Kaufmann · Pexels

Traveller notes on Graz in April

Notes from nearby Ljubljana (134 km away)

Graz doesn't have its own notes for April yet — these are about Ljubljana, close enough to share the season.

Regulars are blunt that this counts as proverbially the worst month weather-wise here, genuinely impossible to predict - a beautiful sunny 15C spring day one visit, extended clouds and rain the next, with little advance warning either way. Our row backs that mild, genuinely wet read, 17.8C over 6.4C nights feeling 4C, with 95.2mm of rain across 8.3 days and a trace of very late snow, 5.1cm, matching regulars' sense that a cold snap can still arrive this late. Regulars are consistent that anyone staying several days has a decent shot at at least one or two genuinely good days even within an otherwise unstable stretch. Packing everything from a scarf and gloves to shorts is the standard, only half-joking, advice. The record: humidity 73 percent, 9.6 hours of sun, a 13.7 kph wind and AQI 44.
ProverbiallyTheWorstMonthWeatherWise · April · 1 month ago · about Ljubljana · Read more on Tripadvisor ↗

Other months in Graz

Forum posters describe Austrian December temperatures generally ranging between -10C and 10C, with more extreme readings possible but less likely. Posters discussing snow specifically note that while heavy snowfall can happen, the odds of a truly severe snowstorm are fairly low, especially mid-December, and major road closures along well-traveled routes remain rare even when conditions turn wet or snowy. Posters generally describe December as the least snow-reliable month of a typical winter travel window, even though it's often the busiest with holiday markets and events. Posters generally recommend layered winter clothing and treating any snow forecast as a possibility rather than a certainty for a December visit to Graz.
Tripadvisor community · December · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe June as capable of easily reaching 30C on a sunny day, with the honest caveat that the weather is genuinely variable rather than settled - it rarely rains all day, but warm afternoons can give way to an hour or two of torrential evening thunderstorms, especially anywhere near higher ground. The consistent advice is to always carry a waterproof jacket and dress in layers - t-shirts under a jumper - so you can adjust through the day. Overall verdict from posters who've made a June trip: good conditions for sightseeing, just don't expect a guaranteed run of dry days.
Tripadvisor community · June · 1 month ago · Read more on Tripadvisor ↗

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

Graz climate normals — April

Daytime high18°C / 64°F🙂 cool
Nighttime low5°C / 41°F
Feels like (high)15°C / 59°F
Rainfall58 mm / 2.3 in🌦 some rain
Rainy days7 days
Humidity69%💧 humid
Dew point3°C / 37°F
Sunshine10 h/day
Daylight13.6 h
Wind13 km/h / 8 mph
Snowfall2.2 cm / 0.9 in
Air quality (US AQI)41🍃 good

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

Crowds in Graz in April

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 crowdsEaster, Easter holidays in Austria, school holidays in 6 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Graz'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 weatherGraz's best weather comes in May, June and September — separate windows, not one continuous season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Graz in April

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

  • Holiday

    Easter

    4–6 AprCrowdedClosures

    Easter Monday is a public holiday and shops stay closed on Easter Sunday too, so it is a long weekend. Austrians and neighbouring Germans travel, filling hotels at higher rates, and many shops close on both days. Source ↗

What's on around the world in April →

Nearby, and something's on

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

Where is Graz?

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Graz in April — FAQ

Is April a good time to visit Graz?
April in Graz: cool, a little rain, with clean air — an excellent time to visit. It ranks #6 of 12 months for Graz on SeasonMap's comfort score (81/100).
What is the weather like in Graz in April?
In April, Graz averages a daily high of 17.5°C and a low of 5.1°C, with about 57.9 mm of rain over roughly 6.6 rainy days.
What is the air quality in Graz in April?
Graz has a mean US Air Quality Index of about 41 in April.
Does it snow in Graz in April?
Graz sees roughly 2.2 cm of snowfall in April.

Within 300 km: Bled's Vintgar gorge open around 20 Apr – 5 Nov, and Ljubljana's Open Kitchen food market around 15 Mar – 31 Oct.