Gilleleje
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Gilleleje Weather in September

September in Gilleleje averages 18°C (64°F) during the day and 12°C (54°F) at night. Quite a bit of rainfall is typical this month, with around 84 mm (3.3 in) on average. An umbrella is a good idea.

Rainfall in Gilleleje in September

Typically, about 14 days will experience rainfall, with an average of 84 mm (3.3 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Gilleleje in September

Expect highs of 18°C (64°F) in Gilleleje in September, with nights dropping to around 12°C (54°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Gilleleje in September

The area enjoys a balanced 142 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you prefer dry days with pleasant temperatures, July typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Gilleleje Temperature in September

Min Temperature
12°C (54°F)
Max Temperature
18°C (64°F)
Chance of Rain
47%
Precipitation
84 mm (3.3 in)
Rainy days
14 days
Humidity
79% *
Sunshine
142 hours *
Percentage Sunshine
41% *
* Data from: Copenhagen, Denmark (51 KM, 31 Miles).

Gilleleje Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Gilleleje - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Gilleleje typically drop from around 19°C (66°F) at the start of September to approximately 15°C (59°F) by the end. Nights are cool, with lows typically ranging from 9°C (48°F) to 12°C (54°F).

Average temperatures in September

Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

Historical weather records for Gilleleje in September

Browse day-by-day weather records for Gilleleje spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Gilleleje historical weather extremes in September

Our historical data for Gilleleje spans 1976 to 2026, revealing these weather extremes.

  • Gilleleje recorded its highest September temperature of 28°C (82°F) on September 4, 2024.
  • The coldest September day was on September 30, 1995, with a maximum of 10°C (50°F).
  • Nighttime temperatures dropped to 2°C (36°F) on September 11, 1996, marking the coldest September night on record.

Best Places in Denmark in September

Find out more about the weather in Denmark and which places have the best travel conditions in this month. See all of Denmark in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Gilleleje in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Gilleleje in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    6/10
  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Gilleleje 3-Day Forecast

More climate data for Gilleleje

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.