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October Weather in Grenaa, Denmark

Last updated: August 23, 2025

In October, the average temperature in Grenaa, Denmark is a mild 12°C (54°F). Expect minimums around 5°C (41°F) and maximums reaching 17°C (62°F). During this month, precipitation averages about 104 mm (4.1 in), spread over approximately 16 days, contributing to a high average humidity of 91%.

October Temperature in Grenaa

In October in Grenaa, the average temperature is 12°C (54°F). Maximums can reach 17°C (62°F), and minimums can be as low as 5°C (41°F). This mild climate makes Grenaa an ideal destination for travelers seeking a comfortable and enjoyable experience during this time of the year.

October Weather in Grenaa: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Grenaa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grenaa, October typically has an average temperature of 12°C (54°F), with highs reaching up to 17°C (62°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec393739445261636459534741
Data source: Temperature data for Grenaa generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Grenaa

In Grenaa in October, the total precipitation amount is 104 mm (4.1 in), distributed over 16 days.

October Precipitation Trends in Grenaa

The chart displays monthly precipitation patterns in Grenaa, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Grenaa, October typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec5854543461506384881046778
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Grenaa

In Grenaa in October, humidity is 91%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket wrapping around you, making even short walks feel heavy and sluggish, which can be quite challenging for travelers looking to explore the area comfortably.

October Average Humidity in Grenaa

This chart illustrates the average monthly humidity levels in Grenaa, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Grenaa is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%89%84%75%74%73%77%86%91%92%91%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Grenaa

In Grenaa in October, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Grenaa, you can check the information here.

Maximum UV Index Levels in Grenaa for October

The chart shows the monthly maximum UV Index (UVI) for Grenaa in October, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In October, the maximum UV index in Grenaa typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765311
Data source: Grenaa October UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How October Weather in Grenaa Compares to Other Months

Weather in Grenaa varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Grenaa, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Grenaa, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)58 mm (2.3 inches)92%low
February Weather3°C (38°F)54 mm (2.1 inches)91%low
March Weather4°C (39°F)54 mm (2.1 inches)89%moderate
April Weather7°C (44°F)34 mm (1.3 inches)84%moderate
May Weather11°C (52°F)60 mm (2.4 inches)75%high
June Weather16°C (61°F)50 mm (2.0 inches)73%high
July Weather17°C (64°F)63 mm (2.5 inches)73%high
August Weather18°C (64°F)84 mm (3.3 inches)77%high
September Weather15°C (60°F)88 mm (3.5 inches)85%moderate
October Weather12°C (54°F)104 mm (4.1 inches)91%moderate
November Weather8°C (47°F)67 mm (2.6 inches)92%low
December Weather5°C (41°F)78 mm (3.1 inches)91%low

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