Aalborg, in northern Denmark, features a temperate oceanic climate with cool, windy winters and mild to pleasantly warm summers. The city experiences moderate rainfall spread throughout the year, frequent cloud cover in winter, and long daylight hours in summer. Aalborg’s distinct seasons and lively waterfront make it a charming destination for culture, history, and outdoor activities.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colours of the months:
The colour shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the colour is shows the travel season: full colour means high season, soft colour means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The grey info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Aalborg’s climate is shaped by its coastal Baltic location, resulting in four distinct seasons and moderate temperature swings. Winters (December to February) are chilly, damp, and often windy, with average highs of 2–4°C and lows near or slightly below freezing. Snow is quite frequent but usually not heavy, and rain or sleet is common. Cloud cover dominates, and daylight is limited to 7–8 hours in December and January, with only 1–2 hours of sunshine daily. Cold waves can occasionally drop temperatures below -10°C, but extreme cold is rare.
Summers (June to August) are mild to warm, with average highs of 19–21°C and lows around 12–13°C. July is the warmest and sunniest month, with up to 8–9 hours of sunshine per day and daylight stretching to 17–18 hours at the solstice. While short hot spells above 25°C are possible, the sea breeze keeps temperatures comfortable. Rainfall is moderate year-round, peaking in July and August (60–84 mm/month), and showers are usually brief. Spring and autumn are transitional, with rapidly changing weather, highs from 10–16°C, and moderate rainfall. Winds are generally moderate to strong, especially in autumn and winter, averaging 16–19 km/h. Annual precipitation is about 600–800 mm, supporting lush parks and green spaces. Humidity is high, especially in winter, and the city’s maritime influence keeps temperature extremes uncommon compared to inland Denmark.
| Average climate data for Aalborg, Denmark | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°C) | 3 | 3 | 6 | 11 | 15 | 18 | 20 | 20 | 17 | 12 | 7 | 5 | 20 |
| Average minimum temperature (°C) | 0 | -0 | 1 | 4 | 7 | 11 | 13 | 14 | 11 | 8 | 5 | 2 | -0 |
| Average precipitation (mm) | 39 | 38 | 30 | 19 | 33 | 44 | 48 | 55 | 36 | 52 | 41 | 46 | 481 |
| Average rainfall days (days) | 12 | 10 | 12 | 13 | 14 | 13 | 15 | 19 | 16 | 18 | 16 | 17 | 175 |
| Average snowfall (mm) | 64 | 45 | 17 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 10 | 39 | 179 |
| Average snowfall days (days) | 9 | 9 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 | 30 |
| Average relative humidity (%) | 86 | 85 | 80 | 72 | 72 | 75 | 76 | 77 | 80 | 82 | 87 | 87 | 80 |
| Average wind speed (km/h) | 18 | 17 | 17 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 18 | 16 |
| Average daily daylight hours (h) | 7 | 9 | 11 | 14 | 16 | 17 | 17 | 15 | 12 | 10 | 8 | 6 | 12 |
| Average daily sunshine hours (h) | 3 | 3 | 5 | 8 | 9 | 10 | 10 | 9 | 7 | 4 | 3 | 3 | 6 |
| Average cloud coverage (%) | 66 | 66 | 57 | 43 | 42 | 40 | 42 | 43 | 50 | 58 | 67 | 67 | 53 |
| Average UV index | 2 | 2 | 2 | 3 | 4 | 4 | 5 | 4 | 4 | 3 | 2 | 2 | 3 |
The best time to visit Aalborg is from June to August, when temperatures are mildest, days are longest, and the city is lively with festivals, waterfront activities, and outdoor events. This period offers the best conditions for sightseeing, cycling, and enjoying Aalborg’s parks and historic old town.
The least favourable time to visit Aalborg is from November to March, when temperatures are lowest, days are shortest, and frequent rain, wind, and overcast skies can limit outdoor activities. While winters are milder than much of Scandinavia, the damp and grey weather may not appeal to all travellers.
Aalborg has a temperate oceanic climate with cool, windy winters, mild summers, and moderate rainfall throughout the year. Snow is occasional in winter, and the city experiences long daylight hours in summer and short days in winter.
The best time to visit Aalborg is from June to August, when temperatures are mild, days are long, and the city is lively with festivals, outdoor events, and waterfront activities.
Snowfall occurs occasionally from December to March, but snow cover is usually brief. Winters are more often rainy and windy than snowy, and some years see little or no snow at all.
Aalborg receives moderate rainfall, averaging 600–800 mm annually. Rain falls throughout the year, with July and August being the wettest months, and March or April the driest. Showers are usually brief.
Summer highs in Aalborg typically reach 19–21°C, with July being the warmest month. Heatwaves above 25°C can occur but are not common. Nights remain cool and comfortable, even in midsummer.
Pack layers for cool mornings and evenings, a rain jacket for frequent showers, and sun protection for summer. Even in summer, a jumper or light jacket is useful for cooler evenings or windy days.
Winds in Aalborg are generally moderate to strong, especially in autumn and winter. The city’s coastal location means breezy conditions are common, particularly outside summer.
The warmest month, with the highest average maximum temperature, is July (20.4 °C). The month with the lowest average maximum temperature is January (2.9 °C). Overall, the average maximum temperature over the whole year is 11.5 °C.
The month with the highest average minimum temperature is August (13.8 °C). The coldest month, with the lowest average minimum temperature, is February (-0.2 °C). Overall, the average minimum temperature over the whole year is 6.3 °C.
The wettest month, with the highest amount of precipitation, is August (54.7 mm). The driest month, with the least amount of precipitation, is April (18.8 mm). Over the whole year there are 480.8 mm of rainfall on average.
The month with the most days of rain is August (19.2 days). The month with the fewest days of rain is February (10 days). Over the whole year there are 175.2 days of rain on average.
The month with the most snowfall is January (63.7 mm). The months with the least snowfall are May, June, July, August and September (0 mm). Over the whole year there are 179.3 mm of snowfall on average.
The month with the most days of snowfall is January (8.6 days). The months with the fewest days of snowfall are June, August and September (0 days). Over the whole year there are 29.9 days of snowfall on average.
The month with the highest average relative humidity is November (87.1 %). The month with the lowest average relative humidity is May (71.8 %). The overall average relative humidity over the whole year is 79.9 %.
The windiest month, with the highest average wind speed, is December (18.3 km/h). The calmest month, with the lowest average wind speed, is May (14.8 km/h). The overall average wind speed over the whole year is 16.2 km/h.
The month with the cloudiest skies, so the highest cloud coverage, is December (67.4 %). The month with the clearest skies, so the lowest cloud coverage, is June (40.2 %). Over the whole year there is an average cloud coverage of 53.4 %.
The month with the longest days, so the most daylight, is June (Average daylight: 17.1 h). The month with the shortest days, so the least daylight, is December (Average daylight: 6.1 h). Over the whole year there are 11.9 h of daylight per day on average.
The month with the most sunshine per day is July (Average sunshine: 10.1 h). The month with the least sunshine per day is February (Average sunshine: 2.9 h). Over the whole year there are 6.2 h of sunlight per day on average.
The month with the highest average UV index is July (UV index: 5). The months with the lowest average UV index are January, February, March, November and December (UV index: 2). Over the whole year the average UV index is 3.1.
