When to visit
Assen?

Discover the best time of year, based on historical climate, temperature, and precipitation.

Assen
Drenthe · The Netherlands

The best time to visit Assen is June, August, September, when the weather, flight prices, and crowds align.consistent weather climate

Climate score
September
81

Excellent climate

🌥Mild

Temperature
12–20°C
Cool nights
Feels like
10–19°C
Comfortable
Precipitation
66mm
Light rain · 11 days
Sunshine
8.9h
Mostly cloudy
Humidity (%)
79%
Comfortable
Annual Climate Analysis
Temperature, Rain & Feels Like
Rain
Actual Temp
Feels Like
-10°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDec
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Tourist Crowds
Monthly visitor flow
55
Shoulder season
050100JanFebMarAprMayJunJulAugSep55OctNovDec
Monthly Overview
Score9102638688077808144169
ClimateColdColdColdColdMildMildCool & rainyPleasantMildMildColdCold
Temperature2–6°C3–8°C3–10°C4–13°C8–17°C12–21°C13–21°C14–23°C12–20°C9–15°C5–10°C3–7°C
Feels like-2–2°C-2–4°C-1–6°C0–9°C6–15°C11–21°C12–21°C13–22°C10–19°C7–13°C1–7°C-1–3°C
Precipitation81mm
15 days
106mm
16 days
55mm
13 days
62mm
12 days
68mm
12 days
80mm
12 days
106mm
18 days
78mm
13 days
66mm
11 days
99mm
15 days
77mm
13 days
92mm
16 days
Sunshine2.5h
☀︎ 31%
3.6h
☀︎ 37%
6.8h
☀︎ 57%
9.5h
☀︎ 68%
10.5h
☀︎ 66%
11.4h
☀︎ 68%
10.0h
☀︎ 61%
11.2h
☀︎ 76%
8.9h
☀︎ 70%
4.9h
☀︎ 46%
3.1h
☀︎ 36%
1.7h
☀︎ 22%
WindSW · 24 km/hSW · 27 km/hSW · 22 km/hN · 22 km/hNW · 20 km/hNW · 19 km/hW · 20 km/hW · 19 km/hS · 18 km/hSW · 23 km/hSW · 22 km/hSW · 22 km/h
Humidity (%)87%83%78%73%74%74%77%76%79%85%88%90%
Day length8.2h9.9h11.9h14.0h15.9h16.8h16.3h14.7h12.7h10.6h8.7h7.7h
Tourist CrowdsLow seasonLow seasonLow seasonLow seasonHigh seasonShoulder seasonHigh seasonHigh seasonShoulder seasonShoulder seasonLow seasonLow season
Events & Festivals
JanFebMarAprMayJunJulAugSepOctNovDec
TT Assen (Dutch Motorcycle Grand Prix)
Events & Festivals
  • TT Assen (Dutch Motorcycle Grand Prix)sportsSignature event
    June· 500k+ visitors

    Assen's iconic MotoGP weekend transforms the entire town into a motorsport festival, with race fans camping around the T…

The story of the seasons in Assen

Assen experiences its heaviest crowds during the bleakest, dampest months of late autumn and winter, even though the province of Drenthe is at its sublime best from June through September when the sun is out and the cycling lanes are clear.

Most travelers only know Assen for a single thundering weekend in June, when hundreds of thousands of motorcycle enthusiasts descend on the TT Circuit Assen and turn this tidy provincial capital into a haze of exhaust, beer tents, and decibels. The rest of the year, Assen returns to being what it truly is: the leafy, understated heart of Drenthe, ringed by ancient woodland and cut through by calm canals. What defies explanation is that the city sees its densest foot traffic in November and December, right when the northern skies turn slate-gray and bone-chilling dampness sets into the brickwork. If you want the real soul of Assen, you come when the weather actually cooperates—between June's high-octane frenzy and the serene, amber warmth of September.

Summer warmth and the roar of the circuit

June is defined by a singular spectacle: the TT Assen. For one week leading into the Dutch Motorcycle Grand Prix, the city completely surrenders its northern composure. Race fans pitch camp by the thousands, engines rev through the twilight, and the bars spilling out around the Brink hum with international accents and festival energy. The daytime air settles into an easy, comfortable warmth in the low twenties, with long Dutch twilights that keep the terraces bustling until nearly midnight.

Once the race caravans clear out in July, Assen abruptly exhales. The height of midsummer here feels surprisingly unhurried. Afternoon cloudbursts sweep through on occasion, but they clear quickly, leaving the canal waters of De Vaart glistening under bright afternoon light.

August brings the most dependable warmth of the year, with daytime temperatures hovering comfortably around 23 degrees. It is prime weather for renting a roadster or a Dutch upright bike to pedal through the dappled shade of the Asserbos, one of the oldest preserved city woodlands in the Netherlands. Summer here never bakes or suffocates; it gently warms the brick facades and invites long afternoons on park benches in the Gouverneurstuin.

September: The quiet masterpiece

September is the finest month to be in Assen, and almost nobody outside the northern provinces seems to realize it. The race crowds of early summer are long gone, visitor numbers drop to an annual low, and yet the weather holds onto nearly all its summer charm. The days remain soft, with highs around 20 degrees, gentle breezes, and far drier air than the months on either side.

In September, the ancient oaks of the Asserbos begin their turn toward russet and gold without the bitter winds that follow later in the year. The historic heart around the Brink—anchored by the neo-classical curves of the Drents Museum—feels tranquil and spacious. You can explore the tree-lined quays of De Vaart without dodging tour groups or jostling for an outdoor table. If you want the northern Netherlands at its most poetic and hospitable, this is the exact window to book.

The winter paradox and the low-sky chill

By late October, the northern European autumn asserts itself. Temperatures tumble, light fades by late afternoon, and persistent drizzle clings to the air. Yet November and December register as the busiest period on Assen's entire calendar, with the streets packed to absolute capacity despite the biting chill and apparent temperatures that hover just above freezing.

Winter visitors must contend with a raw, maritime cold that cuts straight through wool coats, paired with barely two hours of faint sunshine on an average December day. The city counters this bleak backdrop by lighting up its historic center, decking the canals in festive glow, and leaning heavily into Dutch gezelligheid—retreating into steamy cafes and fireside corners. If you travel here at the end of the year, do not expect outdoor strolls; expect crowded pavements, wet cobblestones, and an itinerary shaped entirely around indoor warmth.

The long, quiet thaw of Drenthe

January and February are the depths of winter: damp, frosty, and sparse. The holiday bustle vanishes, leaving the Brink quiet and the surrounding woods dusted in hoarfrost. Apparent temperatures regularly sit at two or three degrees above freezing, accompanied by steady, misty rain that makes prolonged outdoor sightseeing a chore. This is a time for quiet museum mornings rather than open-air exploration.

March and April mark a slow, bright awakening. Rainfall drops significantly, and the sun begins to punch through the northern haze for seven to nine hours a day, even if the air retains a sharp nip. Cycling paths through the Drenthe countryside slowly dry out.

By May, Assen hits its stride again. The canopy over the Asserbos erupts into brilliant neon green, garden terraces reopen in full force, and comfortable daytime temperatures in the high teens make walking the historic quays an absolute pleasure. May serves as the calm, sunlit prelude before June's motorsport engines shake the town awake once more.

Frequently asked questions

What is the best time to visit Assen?

The best time to visit Assen is September, June, August, July, with temperatures between 12 °C and 23 °C. The best month is September. September is shoulder season.

What is the weather like in Assen?

Assen has a climate with an overall score of 4.5/10. Annual temperatures range from 2 °C to 23 °C.

What is the hottest month in Assen?

The hottest month in Assen is August, with average highs of 23 °C and lows of 14 °C.

What is the rainiest month in Assen?

The rainiest month in Assen is February, with an average of 106 mm of precipitation.

When is peak season in Assen?

Peak season in Assen is May, July, August. This is the most popular period, with the highest tourism levels and prices.

When is shoulder season in Assen?

Shoulder season in Assen falls in June, September, October. It offers a good balance of decent weather and lower prices compared to peak season.