Ostend weather in December
December in Ostend: cold, rainy, with clean air — one of the weakest months to visit.
Updated September 2026 · climate normals from ERA5 reanalysis
#12 of 12 months in Ostend · #1336 of 1413 destinations to visit in December · comfort 34/100 (tier F)
- Days
- 8°C
- Nights
- 3°C
- Wet days
- 16
- Sun
- 3.3 h
- Humidity
- 86%
- Daylight
- 8 h

Traveller notes on Ostend in December
Notes from nearby Antwerp (103 km away)
Ostend doesn't have its own notes for December yet — these are about Antwerp, close enough to share the season.
Belgian forum threads covering the Christmas market season are consistent that December here runs miserable more than genuinely cold - gray, short, windy and rainy days are the norm, with real snow more the exception than the rule most years. Historical odds cited put rain at roughly three days in five. The standard advice repeated across threads: come with layers and something properly waterproof rather than expecting a snowy postcard scene, and the market stalls, food and mulled wine make up for the grey skies once you're dressed for it.
Other months in Ostend
Forum posters describe February across Belgium as similar to November - cold, wet and often bleak - with February specifically flagged as the month most likely to bring snow, though it rarely sticks around for more than a day or so. Posters are consistent that Belgium's weather generally runs genuinely unpredictable regardless of season, with June/July rated as the better overall visiting window compared to the depths of winter. Posters discussing nearby Ostend specifically in the neighboring shoulder-season month of March describe conditions as still mostly cold and rainy, with only the occasional genuinely nice day breaking through. Posters generally rate February as cold, damp and gray for Ostend, a beach visit here very much a summer rather than winter activity.
Forum posters call July-August the best weather months in Belgium overall, though they're candid the weather stays genuinely hard to predict - it might be 30C and sunny, or 15C and raining, sometimes within the same week. Posters note August specifically tends to run marginally warmer than July, with rain more likely to arrive as short, heavy bursts than sustained drizzle. Ostend itself is described as a popular, lively beach destination in good August weather, with beach festivals and fireworks part of the seasonal draw, and the sea staying warm enough for comfortable swimming - posters note this extends into early September for anyone visiting on the later side of the summer window.
Add your own note from Ostend's card on the map.
Ostend climate normals — December
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Ostend 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.
BusyWinter (Christmas) holidays in Belgium, school holidays in 7 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Ostend'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 weatherOstend's weather peaks June–August, best around July.
December coincides with North Sea gales.
Best weatherFair weatherToughest weather
What's on in Ostend in December
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Hazard
North Sea gales
15 Oct – 15 MarStorm seasonAutumn and winter depressions come straight in off the North Sea and the sea dyke gets closed when a storm surge is forecast. It is also the weather people come here for, wrapped up on the promenade. Source ↗
- Season
Coast out of season
1 Nov – 15 MarOff-season shutdownThe apartment blocks along the dyke stand mostly empty and the beach concessions are gone, but the town itself keeps working and the Mu.ZEE and the Ensor house stay open. Cheap, grey and bracing.
Nearby, and something's on
Within 300 km of Ostend — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Ostend?
Ostend in December — FAQ
- Is December a good time to visit Ostend?
- December in Ostend: cold, rainy, with clean air — one of the weakest months to visit. It ranks #12 of 12 months for Ostend on SeasonMap's comfort score (34/100).
- What is the weather like in Ostend in December?
- In December, Ostend averages a daily high of 8.4°C and a low of 3.3°C, with about 92.4 mm of rain over roughly 15.7 rainy days.
- What is the air quality in Ostend in December?
- Ostend has a mean US Air Quality Index of about 35 in December.
- Does it snow in Ostend in December?
- Ostend sees roughly 2.1 cm of snowfall in December.
Within 300 km: Bruges' Winter Glow and the markets around 20 Nov – 3 Jan, and Brussels' Winter Wonders around 27 Nov – 3 Jan.