LaplandSnow

Will there be snow in Rovaniemi in September?

Snow on the ground is very unlikely on a typical September day in Rovaniemi.

Historical33 winters of station records

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Snow Score for September

Confidence: Medium

8 / 100

Poor

Likely range

4–8

Scores seen in the middle 8 winters out of 10.

No lasting snow

In most winters there is no snow cover on the ground in this month.

Snow rarely settles on the ground in this month.

What goes into the score

Five measured things, weighted by how much they matter for a snowy trip. All of them come from past winters, not from a forecast.

How the Snow Score works

  • Snow on the ground

    Share of days with at least 1 cm of snow.

    3%

  • Deep snow

    Share of days with at least 20 cm of snow.

    3%

  • Fresh snowfall

    Chance of at least one day of fresh snowfall in the month.

    3%

  • Cold days

    Share of days when the highest temperature stays below 0 °C.

    3%

  • Rainy days

    Share of days with measurable rain (0.5 mm or more).

    37%

  • Typical snow depth

    In most winters there is no snow cover on the ground in this month.

    No lasting snow

Historical33 winters of station records

Where the snow is measured

Natural snow at Rovaniemi Airport, 9 km from Rovaniemi: a weather station that can be several kilometres from the slopes.

Resort slopes can hold more or less snow than this weather station, so use this as a guide to the season, not a promise.

Questions about September in Rovaniemi

Will there be snow in Rovaniemi in September?

Snow on the ground is very unlikely on a typical September day in Rovaniemi. Snow covers the ground on 3% or less of September days, and the Snow Score is 8 out of 100 (poor).

How much snow is there in Rovaniemi in September?

No lasting snow. In most winters there is no snow cover on the ground in this month.

How often does it stay below freezing all day in Rovaniemi in September?

On 3% or less of September days the highest temperature stays below 0 °C.

Where do these numbers come from?

33 winters of weather-station records are used for September; winters with gaps in that month's snow record are left out. The main station is Rovaniemi Airport, 9 km from Rovaniemi. Over the full record of 35 winters, snow depth comes from Rovaniemi Airport (35 winters). It is a historical estimate, not a weather forecast, and it describes a weather station rather than the slopes.