Cologne weather in December
“Cool and moody. Best paired with warm rooms and long lunches.”
Roughly 17 rainy days across the month, on average.
In december, Cologne settles into its cold, contemplative stillness. The city keeps a different pulse than in summer or midwinter, and travellers who arrive with the right expectations are rewarded.
Days average around 8°C (46°F), cooling to 3°C after sunset. Expect meaningful rain — some 17 wet days across the month. Pack accordingly and let the weather choose your afternoons. Daylight is short — the mornings arrive slowly and the evenings settle in early.
These figures are climatological averages, drawn from a decade of daily records via the Open-Meteo Archive — not a forecast. But they are honest, and they are the sort of thing a good travel guide ought to tell you before you book the flight.
What to pack for Cologne in December
- •A properly warm coat — not a fashion piece
- •A compact travel umbrella — one you'll actually carry
- •A merino base layer for the cold evenings
- •Comfortable, broken-in walking shoes
- •A small daypack that won't look like a tourist beacon
What to pack for Cologne in December
- →Lightweight fleeceAmazon · shop this
- →Merino travel socksAmazon · shop this
- →Compact travel umbrellaAmazon · shop this
- →Universal travel adapterAmazon · shop this
- →Compression packing cubesAmazon · shop this
- →Anti-theft crossbody bagAmazon · shop this
We may earn a small commission on any purchase — it doesn't change the price you pay.
Where to stay in Cologne
We don't review individual hotels — plenty of people do that well. What we do is send you to compare rooms in Cologne across trusted platforms.
Compare hotels on Booking.com→Other places with a similar climate right now
Cologne in December — FAQ
Q01Should I visit Cologne in December?
Should I visit Cologne in December?
It is a fair time to visit — expect variable conditions and plan flexibility. In December, Cologne averages a high of 8°C (46°F) and a low of 3°C (37°F), with 86mm of rainfall across roughly 17 rainy days.
Q02What temperatures should I expect in Cologne during December?
What temperatures should I expect in Cologne during December?
The average high temperature in Cologne during December is 8°C (46°F), with an average low of 3°C (37°F). These figures are averaged from ten years of daily records (2015–2024, Open-Meteo Archive).
Q03Is December a rainy month in Cologne?
Is December a rainy month in Cologne?
Cologne averages approximately 17 rainy days in December, with a total monthly rainfall of about 86mm. This is based on daily precipitation records where days with 1mm or more of rain are counted as rainy days.
Q04How should I dress for Cologne in December?
How should I dress for Cologne in December?
For Cologne in December, pack a warm winter coat, a merino base layer for evenings, a compact umbrella or waterproof jacket, comfortable walking shoes. These recommendations are based on the ten-year weather averages for this specific month.
Q05Is December a busy travel month for Cologne?
Is December a busy travel month for Cologne?
Tourist crowds in Cologne during December are typically low — winter is off-season, meaning quiet streets and better hotel deals. Consider this when planning accommodation — prices track crowd levels closely.