Copenhagen in August

In August, Copenhagen averages 22°C (72°F) during the day and 14°C (57°F) at night, with around 10 days of rain (65 mm total).

Peak season

Conditions are comfortable for sightseeing without being sweltering. Plan for unsettled weather and bring rain gear.

August offers comfortable temperatures in Copenhagen, with some rain to plan around.

22°C
Avg high
14°C
Avg low
10
Rain days
65 mm
Rainfall

How August compares to the rest of the year in Copenhagen

2nd
warmest month of the 12
8th
wettest month of the 12
10%
of yearly rainfall falls in August
15 h 6 min
daylight on the 15th

August is one of the warmest months in Copenhagen (2nd of 12) and moderately rainy compared to the rest of the year (8th of 12). Daytime temperature runs 10°C above the annual average (12°C). August runs roughly the same as July (22°C) and cools 4°C in September (18°C).

August sunrise & sunset in Copenhagen

🌅
Sunrise (15th)
5:41 AM
🌇
Sunset (15th)
8:47 PM
Day length
15 h 6 min

Times shown for Copenhagen local time (Europe/Copenhagen), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Copenhagen — August

Golden-hour and blue-hour windows for the 15th of August, in Copenhagen's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
4:41 AM – 5:21 AM
🌄 Golden hour (AM)
5:21 AM – 6:21 AM
🌇 Golden hour (PM)
8:07 PM – 9:07 PM
🌆 Blue hour (PM)
9:07 PM – 9:47 PM

📅 When to book — Copenhagen in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Peak season) and Copenhagen's popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.

Crowds & pricing — August in Copenhagen

Peak season

Copenhagen is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather Northern Hemisphere summer holidays

Sun & mosquito risk — August in Copenhagen

☀️ UV Index (noon, 15th)
8.8
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Copenhagen — August

18.9°C (66°F)
cool
swimmable but bracing — wetsuit helps for long sessions

Across the year Copenhagen's sea swings from 2.7°C (February) to 18.9°C (August) — August sits at 18.9°C.

Copenhagen in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 3°C / 37°F -1°C / 30°F 50 mm 12 4
February 3°C / 37°F -2°C / 28°F 35 mm 9 4
March 6°C / 43°F 0°C / 32°F 35 mm 9 2
April 11°C / 52°F 3°C / 37°F 40 mm 9 0
May 16°C / 61°F 8°C / 46°F 45 mm 9 0
June 19°C / 66°F 11°C / 52°F 60 mm 10 0
July 22°C / 72°F 14°C / 57°F 65 mm 10 0
August 22°C / 72°F 14°C / 57°F 65 mm 10 0
September 18°C / 64°F 11°C / 52°F 65 mm 12 0
October 13°C / 55°F 7°C / 45°F 60 mm 12 0
November 7°C / 45°F 3°C / 37°F 60 mm 13 1
December 4°C / 39°F 0°C / 32°F 55 mm 12 3

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Copenhagen in August →

Frequently asked questions

How hot is Copenhagen in August?

In August, Copenhagen averages a high of 22°C (72°F) and a low of 14°C (57°F) — generally mild and pleasant.

Does it rain a lot in Copenhagen in August?

August can be fairly wet in Copenhagen, with about 10 rainy days on average.

Is August a good time to visit Copenhagen?

August is mild and pleasant. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Copenhagen in August?

Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full August packing list for Copenhagen for a complete, climate-based checklist.

Open Copenhagen on the interactive map

Check the live 10-day forecast and sunrise/sunset.