Bormio Snowfall Data & Powder Probability

Snowfall patterns over the last decade

Across ERA5 reanalysis snowfall records from 2015 to 2025, Bormio averages 361cm (142 inches) of snowfall a year, with the November-through-April season delivering about 301cm of that total. November is the single heaviest calendar month in the 10-year average at 61.4cm, ahead of December at 54.6cm, March at 52.3cm and April at 50.2cm; the midwinter months of January (40.6cm) and February (41.9cm) are the lightest of the core season. Ranked by powder probability — the share of weeks with at least 15cm of fresh snow — November leads at 29%, followed by April at 28% and March at 27%, while January (22%), February (18%) and December (17%) trail. Both measures point the same way: at Bormio the heaviest, most powder-prone weeks fall at the shoulders of the season rather than in midwinter.

This shoulder-loaded pattern reflects the Valtellina, a deep inner-Alpine valley in the lee of the main chain that is sheltered from the northwesterly Atlantic fronts which bury resorts on the northern rim of the Alps. Year-to-year variability is widest in the early season: November snowfall in the 10-year record ranges from just 6.2cm in the driest autumn to 209.9cm in the wettest — a roughly 34-fold spread — and December swings between 2.5cm and 152.0cm. January is the most dependable month, with every winter in the decade clearing at least 16.0cm and the wettest reaching 86.9cm. March and April are the reliable late-season anchors, ranging from 9.0cm to 109.1cm and 19.9cm to 122.4cm respectively. A multi-year baseline like this is more useful for choosing travel dates than any single-day Bormio snow report.

In the context of the other Italian and Alpine resorts tracked here, Bormio's 361cm annual average is almost identical to Cortina d'Ampezzo's 366cm and close to Kitzbühel's 379cm, well above Val Gardena's 229cm, and roughly half of St. Anton's 695cm on the snowier northern rim. The distinguishing feature in the record is timing rather than volume: where most Alpine resorts concentrate snow in December and January, Bormio's two strongest windows are late March into April — when the 52.3cm and 50.2cm monthly averages combine with 27% and 28% powder probability and the 3,012m summit and Cima Bianca glacier preserve snow quality — and the pre-season November spike, the heaviest month on paper but one that arrives before most lifts open. For a trip that balances depth, powder odds and full lift access, the mid-March-through-April window has historically been the strongest at Bormio.

Snow & Weather Conditions

We use 10 years of historical data to help you plan — not a live snow report.

Italian resorts in the Dolomites and western Alps receive generous snowfall, often enhanced by Mediterranean moisture. The unique Dolomite microclimate produces reliable, quality snow. The high elevation ensures a cold, consistent climate that favours natural snow preservation. Storms frequently deliver generous totals, and the altitude keeps the snowpack dense and skiable throughout the core winter months. Most winters deliver 6-10 metres of cumulative snow, compressing into a 2-metre-plus base by the middle of the season.

Best Time to Ski

The best time to ski at Bormio is November and April, with 61.4cm average snowfall and 29% powder probability. Based on 10 years of historical snowfall data from PowderDays. Season runs from early December to mid-April. February is typically the snowiest month in the Italian Alps. Dive into PowderDays' snow data across 10 winters to find the weeks most likely to deliver fresh powder.

Powder Probability by Month

Chance of 15cm+ fresh snow in any given week (10 years of data):

• Nov29%
• Dec17%
• Jan22%
• Feb18%
• Mar27%
• Apr28%

10-Year Snow History

What Makes It Special

The Dolomites offer dramatic rock spires, long groomed runs connecting picturesque villages, and the famous Sella Ronda circuit. Western Alps resorts feature steeper, glacier-accessible terrain. Italian ski culture is defined by extraordinary mountain cuisine — multi-course lunches, espresso bars, local wines, and a convivial, unhurried pace. The Dolomites are a UNESCO World Heritage Site.