Ruka weather in December

December in Ruka: freezing, a little rain, with clean air — fine if you can take well below freezing.

Updated September 2026 · climate normals from ERA5 reanalysis

Ruka🇫🇮 Finland · Lapland & the Arctic · Ski80
  1. 73Jan
  2. 82Feb
  3. 88Mar
  4. 77Apr
  5. 48May
  6. 19Jun
  7. 12Jul
  8. 15Aug
  9. 28Sep
  10. 59Oct
  11. 71Nov
  12. 80Dec

#3 of 12 months in Ruka · #463 of 1413 destinations to visit in December · comfort 80/100 (tier A)

Days
-5°C
Nights
-8°C
Wet days
13
Sun
0.1 h
Humidity
90%
Daylight
3 h
Ruka, Finland
Photo: Rob Mowe · Pexels

Traveller notes on Ruka in December

Other months in Ruka

Ruka-forum threads on an October visit describe stored snow as the genuine reason this resort opens so early, posters naming roughly ten thousand cubic meters kept per slope over summer specifically for an October start. Regulars call cross-country tracks typically opening in mid-October on that stored supply, several posters naming Ruka usually the first resort in Europe outside glaciers to open. Posters call timing genuinely weather-dependent despite the head start, several regulars recalling one unusually warm year that pushed the first opening back to mid-November instead. Regulars call October conditions here genuinely already wintry, several threads naming real cold and natural snowfall as standard even before stored trails open. Posters recommend checking current status before an October trip, several regulars calling this standard given how much timing shifts year to year. The record: 3.1C days, -0.2C nights, 62.1mm across over 12 days and 92 percent humidity.
RukaOctoberRegular · October · 1 month ago · Read more on Tripadvisor ↗
Ruka-forum threads on the shift into November describe many local restaurants as only reopening once the month gets underway, posters calling this a real change from the quieter shoulder weeks right before it. Regulars call Ruka genuinely one of the most reliably covered parts of Finland, conditions here considered dependable earlier than most other resorts in the country. Posters call husky sledding, snowmobiling and winter horse riding all real options once November activities ramp up, a broader lineup than the ski lifts alone. Regulars recommend checking which specific lifts and trails have opened for the season, November timing varying somewhat by year. Posters recommend real cold-weather layers regardless of how the forecast looks, this far north daylight and temperature both dropping fast through the month. The record: -1.7C days feeling like -4C, -5.4C nights, 45.2mm across over 11 days and 85 percent humidity.
RukaNovemberRegular · November · 1 month ago · Read more on Tripadvisor ↗
Ruka-forum threads on staying warm for a January trip are direct annual variation here is genuinely vast, readings capable of running anywhere from a relatively mild negative four to well below negative twenty five depending on the specific week. Posters call real layering the deciding factor in comfort, weather this far north impossible to reliably predict more than a week out. Regulars describe daylight as genuinely limited early in the month, gradually lengthening toward five or six hours by month's end. Posters call mid-January through mid-February the real sweet spot, maximum snow cover and open slopes combining with somewhat more daylight than the darkest early-month stretch. Regulars call January genuinely quiet compared to peak season. Posters recommend proper cold-weather gear as absolutely essential here. The record: -7C days feeling like -12C, -11.5C nights, a notably high 50.4cm of fresh accumulation and 87 percent humidity.
RukaJanuaryRegular · January · 1 month ago · Read more on Tripadvisor ↗
Ruka-forum reviews on summer visits describe the resort as genuinely fun even outside its better-known winter identity, fishing, disc golf and rafting all worthwhile August activities around Kuusamo. Posters call the shift toward autumn already visible by late August, the fells and forest beginning to turn shades of gold, red and amber as the month progresses toward the region's celebrated ruska foliage season. Regulars describe day hiking as genuinely good through the summer stretch, comfortable temperatures without the intensity found further south in Finland. A real chance of a cooler, unsettled day is entirely possible even in August, this far north weather shifting faster than in milder regions. Posters recommend layering regardless of how a morning starts, and call the quieter summer atmosphere a real contrast to the busy winter identity. The record: 16.6C days feeling like 15C, 10.6C nights, an extraordinarily high 106mm across over 15 days and 81 percent humidity.
RukaAugustRegular · August · 1 month ago · Read more on Tripadvisor ↗

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

Ruka climate normals — December

Daytime high-5°C / 24°F🥶 freezing
Nighttime low-8°C / 17°F
Feels like (high)-9°C / 16°F
Rainfall42 mm / 1.6 in🌦 some rain
Rainy days13 days
Humidity90%💦 very humid
Dew point-7°C / 19°F
Sunshine0.1 h/day
Daylight3 h
Wind16 km/h / 10 mph
Snowfall47.9 cm / 18.9 in
Air quality (US AQI)30🍃 good

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

Crowds in Ruka in December

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 crowdsFIS Ruka Nordic, Christmas and New Year peak, Christmas holidays in Finland(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Ruka'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).

Best weatherRuka's best weather comes in February, March and December — separate windows, not one continuous season.

December includes Aurora season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Ruka in December

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

  • Nature

    Aurora season

    25 Aug – 10 Apr · usually

    Far enough north and far enough from anything that the lights are routine on a clear night from late August to April. The fell top above the resort is the obvious place to stand.

  • Season

    Ski season

    2 Oct – 2 May · usually

    Stored snow opens a run in the first days of October and the lifts run to the start of May — seven months, and the longest season in the country. Midwinter is dark; spring is why people come back. Source ↗

  • Festival

    FIS Ruka Nordic

    24 Nov – 1 Dec · usuallySporting eventCrowdedBook early

    Cross-country, ski jumping and nordic combined open their World Cup seasons here over one weekend at the end of November, under floodlights. Kuusamo's beds go months ahead. Source ↗

  • Holiday

    Christmas and New Year peak

    18 Dec – 6 JanChristmas & New YearCrowdedBook early

    The dearest fortnight of the winter, with the shortest days of it. Cabins in Kuusamo go a year out and the slopes are floodlit because they have to be. Source ↗

  • Nature

    Polar night

    About 3.0 hours of daylight a day in December; the light is the story, not the sights.

    from the climate normals

  • Season

    Snow season

    Ski season

    About 48 cm of snow falls in the month.

    from the climate normals

What's on around the world in December →

Nearby, and something's on

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

Where is Ruka?

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Ruka in December — FAQ

Is December a good time to visit Ruka?
December in Ruka: freezing, a little rain, with clean air — fine if you can take well below freezing. It ranks #3 of 12 months for Ruka on SeasonMap's comfort score (80/100).
What is the weather like in Ruka in December?
In December, Ruka averages a daily high of -4.7°C and a low of -8.5°C, with about 41.7 mm of rain over roughly 12.6 rainy days.
What is the air quality in Ruka in December?
Ruka has a mean US Air Quality Index of about 30 in December.
Does it snow in Ruka in December?
Ruka sees roughly 47.9 cm of snowfall in December.

Within 300 km: Rovaniemi's Aurora season around 25 Aug – 10 Apr, and Levi's Aurora season around 25 Aug – 10 Apr.