October Weather in Kalundborg, Denmark

Last updated: October 30, 2025

October in Kalundborg, Denmark, presents a mild transition into autumn, characterized by a maximum temperature of 17°C (64°F) and an average of 12°C (54°F). As the month progresses, temperatures dip to a minimum of 4°C (40°F), contributing to the crispness in the air. Rain is a frequent guest this month, with 107 mm (4.2 in) of precipitation spread over 17 days, creating a moist environment complemented by a humidity level of 87%. This combination of cooler temperatures and regular rainfall highlights October as a dynamic month, perfect for enjoying the changing colors of the season while staying prepared for the wet weather.

October Temperature in Kalundborg

In October, Kalundborg, Denmark, experiences a pleasant transition into autumn, with temperatures gradually cooling down. With minimums around 4°C (40°F), the days begin to feel crisp, while the averages hover at a comfortable 12°C (54°F), making it a delightful time for outdoor activities. The maximum temperature reaches about 17°C (64°F), allowing for pleasant afternoons before the colder winter months set in. This month marks a notable shift from the warmer summer highs of September, signaling the arrival of cozy sweaters and fall foliage, while still offering enough warmth to enjoy the charming landscapes of this coastal town.

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

The chart illustrates October temperature patterns in Kalundborg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kalundborg, October typically has an average temperature of 12°C (54°F), with highs reaching up to 17°C (64°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec393739455261646460544741
Data source: Temperature data for Kalundborg 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 Kalundborg

October is a notably wet month in Kalundborg, Denmark, with an impressive 107 mm (4.2 in) of precipitation, making it the rainiest month of the year. This increased rainfall often manifests in 17 days of precipitation, contrasting sharply with the drier months earlier in the year, such as April and May, which record just 32 mm (1.3 in) and 59 mm (2.3 in) respectively. It's clear that as the year progresses into autumn, the frequency and intensity of rainfall rise significantly, transitioning from the relatively dry summer months. Consequently, October's robust precipitation marks a shift toward the winter season, contributing to the overall climatic pattern observed in Kalundborg.

October Precipitation Trends in Kalundborg

The chart displays monthly precipitation patterns in Kalundborg, 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 Kalundborg, October typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec6254583359527497881076473
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Kalundborg

As October arrives in Kalundborg, Denmark, residents experience a notable shift in humidity, with levels averaging around 87%. This slight increase from September's 83% hints at the transition into the cooler, wetter months of fall. Previously, humidity levels dropped steadily from 90% in January to 77% during the summer months of June through August. However, as autumn settles in, there's a resurgence in moisture, reflecting the change in season. With November and December also forecasted to maintain high humidity levels near 89%, it's clear that Kalundborg braces for a damp and cozy winter ahead.

October Average Humidity in Kalundborg

This chart illustrates the average monthly humidity levels in Kalundborg, 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 Kalundborg is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%85%80%77%77%77%84%87%89%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Kalundborg

As October rolls into Kalundborg, Denmark, the UV Index settles at a moderate level of 3, indicating a gentle shift from the high summer exposure. After basking in the summer sun, where the UV Index peaked at 8 in June, residents now enjoy a more manageable burn time of 30 minutes. This transition reflects the waning sunlight as autumn sets in, reminding everyone to remain vigilant about sun safety, especially during outdoor activities. With a consistent decline in UV levels from the summer months, October serves as a gentle reminder of the changing seasons. To learn more about the UV Index trends throughout the year, visit Kalundborg UV Index.

Maximum UV Index Levels in Kalundborg for October

The chart shows the monthly maximum UV Index (UVI) for Kalundborg 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 Kalundborg typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568765321
Data source: Kalundborg 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.

October Sunshine in Kalundborg

In October, Kalundborg basks in a pleasant 247 hours of sunshine, marking a gentle decline from the vibrant summer months, which peak in July with 446 hours. As the year transitions from the warmth of summer to the briskness of autumn, sunlight gradually fades, reflecting the changing seasons. While October still enjoys a commendable amount of sunshine compared to the dreary winter months ahead, like November and December with their mere 150 and 116 hours, it contrasts sharply with the luminous days of May and June, which illuminate the area with 418 and 437 hours, respectively. This natural ebb and flow of sunlight not only signifies the movement through the year but also enriches Kalundborg's charm, painting the landscape with golden hues just before the darker months set in.

Monthly Sunshine Duration in Kalundborg: October Highlighted

The October sunshine duration represents the total number of hours Kalundborg experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec95h187h256h371h418h437h446h404h317h247h150h116h
Data source: Kalundborg October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kalundborg During October

In Kalundborg, Denmark, the month of October presents a notable dip in sunny weather, with chances of sunshine at around 28%. As the autumn months progress, the likelihood of clear skies diminishes compared to earlier fall months, where September still holds a respectable 33% chance. The trend is clear: after the peak sunshine in the spring and early summer, the colder months usher in increasingly overcast days. With October's sun probability trailing behind more favorable months like April (57%) and even July (36%), those seeking golden rays should prepare for a more subdued atmosphere, as the days grow shorter and the warmth of summer begins to fade.

Percentage of Sunny Days in October in Kalundborg

The chart illustrates the percentage of sunny days in Kalundborg throughout the year, with October highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Kalundborg experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec19%30%42%57%30%41%36%43%33%28%17%24%
Data source: Kalundborg October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kalundborg in October

As October arrives in Kalundborg, Denmark, the autumn chill begins to set in, and daylight hours start to wane, offering a stark contrast to the sun-drenched days of summer. With 10 hours of daylight, October serves as a gentle transition from the vibrant 17 hours of daylight in June to the deeper shadows of winter. This month features a notable decrease in sunlight compared to September's 12 hours, highlighting the shifting seasons. The steady decline in daylight from the longer summer evenings paves the way for cozy indoor activities as residents prepare for the colder months ahead. With each passing day, the golden hues of autumn foliage blend beautifully with the softening light, creating a serene backdrop for the season's reflective nature.

Average Daylight Hours in Kalundborg for October

The chart illustrates the variation in daylight duration in Kalundborg throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 43m9h 37m11h 53m14h 13m16h 17m17h 24m16h 48m14h 55m12h 40m10h 22m8h 16m7h 6m
Data source: Kalundborg daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Kalundborg

As October sweeps into Kalundborg, Denmark, it ushers in a notable shift in wind dynamics, with average wind speeds climbing to 7.9 m/s (18 mph)—the highest recorded this year. This brisk gustiness signals a transition from the milder summer months, where wind speeds dipped to their lowest in June at 4.9 m/s (11 mph). The autumnal increase in wind not only invigorates the coastal landscapes but also prepares the region for the more consistent breezes of late fall and winter, which average around 7.3 m/s (16 mph). With this seasonal change, Kalundborg’s iconic vistas are animated by the invigorating October winds, setting a striking scene worthy of exploration.

Average October Wind Speed in Kalundborg

The chart displays monthly wind speed patterns in Kalundborg, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec7.37.36.56.55.74.95.66.85.87.9 m/s7.37.3
Data source: Kalundborg October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Kalundborg Compares to Other Months

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

October and January in Kalundborg showcase markedly different weather patterns. In October, temperatures typically range from a minimum of 4°C (40°F) to a maximum of 17°C (64°F), with an average temperature of 12°C (54°F). The month experiences considerable precipitation, totaling 107 mm (4.2 in) across 17 days, along with a high humidity level of 87%. In contrast, January brings colder conditions, with temperatures dropping to a minimum of -4°C (25°F) and peaking at 10°C (50°F), averaging around 4°C (39°F). Precipitation in January is less frequent, totaling 62 mm (2.4 in) over 12 days, and the humidity slightly increases to 90%. For a detailed look at January weather, visit Kalundborg weather in January.

When comparing the weather in October and February, October tends to be milder with average temperatures ranging from 4°C (40°F) to 17°C (64°F), while February experiences colder conditions with temperatures ranging from -6°C (21°F) to 10°C (51°F). Additionally, October sees higher precipitation levels at 107 mm (4.2 in) over 17 days, compared to February's 54 mm (2.1 in) over just 11 days. The humidity remains relatively high in both months, with October at 87% and February slightly higher at 89%. For a more detailed look at February conditions, you can visit Kalundborg weather in February.

When comparing the weather of October and March, significant differences emerge. In October, temperatures average around 12°C (54°F), ranging from a chilly 4°C (40°F) to a mild 17°C (64°F), accompanied by higher precipitation of 107 mm (4.2 in) over 17 days, making it a wetter month. In stark contrast, March sees colder conditions with an average temperature of just 4°C (40°F), with temperatures dropping to a minimum of -6°C (21°F) and peaking at 10°C (51°F). Precipitation also decreases in March to 58 mm (2.3 in) across 10 days. Despite the lower temperatures, March remains humid at 88%, similar to October’s 87%. For a closer look at March weather specifics, check out Kalundborg weather in March.

October and April exhibit distinct weather patterns, reflecting the transitional nature of the seasons. In October, temperatures range from a chilly minimum of 4°C (40°F) to a mild maximum of 17°C (64°F), with an average of 12°C (54°F). The month is notably wetter, receiving 107 mm (4.2 in) of precipitation over 17 days, and maintaining a high humidity level of 87%. Conversely, April experiences cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 14°C (57°F), averaging 7°C (45°F). Precipitation is significantly lower at 32 mm (1.3 in) over just 7 days, with humidity slightly reduced at 85%. For more detailed information about April weather, you can check Kalundborg weather in April.

In comparing the weather of October and May, we see distinct differences in temperature, precipitation, and humidity. October brings cooler temperatures, with an average of 12°C (54°F) and maximums reaching only 17°C (64°F). In contrast, May enjoys warmer conditions with highs up to 21°C (70°F), despite a similar minimum temperature of around 4°C (40°F) in both months. Precipitation is more frequent in October, with 107 mm (4.2 in) over 17 days, compared to May's milder 59 mm (2.3 in) over just 11 days. Additionally, humidity levels are slightly higher in October at 87%, compared to 80% in May. For a closer look at May's weather patterns, check out Kalundborg weather in May.

In comparing the weather of October and June, it's clear that June is generally warmer and drier. June experiences average temperatures ranging from a mild 10°C (51°F) to a pleasant maximum of 22°C (73°F), while October temperatures are cooler, with averages between 4°C (40°F) and 17°C (64°F). Additionally, June boasts significantly less precipitation, averaging 52 mm (2.0 in) over 9 days, compared to the much wetter October, which sees about 107 mm (4.2 in) across 17 rainy days. The humidity is also slightly lower in June at 77%, compared to October's higher humidity level of 87%. For a more detailed look at June's warmth and conditions, check out Kalundborg weather in June.

In comparing the weather of October and July, it's clear that July is significantly warmer and drier. July boasts an average temperature of 18°C (64°F), with highs reaching up to 25°C (78°F), while October's average temperature drops to 12°C (54°F), with maximum highs of only 17°C (64°F). Additionally, October experiences more precipitation, totaling 107 mm (4.2 in) over 17 days, compared to July's 74 mm (2.9 in) over just 13 days. The humidity is also higher in October, at 87%, compared to 77% in July, making July feel much more comfortable. For more detailed insights, you can visit Kalundborg weather in July.

In comparing the weather of October and August, it's clear that October is significantly cooler, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 17°C (64°F), whereas August enjoys much warmer conditions, with temperatures varying from a minimum of 14°C (57°F) to a maximum of 26°C (80°F). Precipitation levels are slightly higher in October, totaling 107 mm (4.2 in) across 17 days, compared to August's 97 mm (3.8 in) over 13 days. Additionally, October's humidity is noticeably higher at 87%, contributing to a more damp and chilly atmosphere compared to the 77% humidity experienced in August. For more details, you can check Kalundborg weather in August.

In comparing the weather of October to September, October presents a noticeable drop in temperatures, with average highs of 17°C (64°F) compared to September's warmer 23°C (73°F). The minimum temperature in October dips to 4°C (40°F), while September experiences a milder low of 11°C (52°F). Additionally, October sees increased precipitation, totaling 107 mm (4.2 in) over 17 days, in contrast to September's 88 mm (3.5 in) across 14 days. Humidity levels also rise slightly, with October at 87% compared to September's 83%, suggesting a more damp and cooler climate as autumn deepens. For more information on September weather in Kalundborg, visit Kalundborg weather in September.

In comparing the weather of October and November, we notice a significant drop in average temperatures. October boasts a minimum of 4°C (40°F) and an average of 12°C (54°F), while November's average temperature decreases to 8°C (47°F), with a minimum of just 1°C (34°F). Precipitation also varies, as October experiences 107 mm (4.2 in) over 17 days, compared to November's 64 mm (2.5 in) across 15 days, suggesting slightly dryer conditions as the month progresses. Interestingly, the humidity remains relatively high in both months, with November showing a marginal increase to 89% compared to October's 87%. For more detailed information, you can check Kalundborg weather in November.

In October, the weather is generally milder, with average temperatures ranging from a chilly 4°C (40°F) at night to a comfortable 17°C (64°F) during the day. The month experiences significant rainfall, averaging 107 mm (4.2 in) across 17 days, and maintains a high humidity level of 87%. In contrast, December brings much colder temperatures, with averages dropping to a minimum of -1°C (30°F) and a maximum of 10°C (50°F). Precipitation is lighter at 73 mm (2.9 in) over 14 days, while humidity remains slightly higher at 88%. For more details on December weather, you can visit Kalundborg weather in December.

Compare Kalundborg's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Kalundborg

As October settles in Kalundborg, the weather begins to exhibit a distinct chill, marking a transition from the milder months of summer and early autumn. With temperatures averaging around 12°C (54°F) and a maximum reaching just 17°C (64°F), residents can expect vibrant fall colors alongside crisp air. This month also brings a notable increase in precipitation, contributing to a cooler and more humid atmosphere, with humidity levels hovering around 87%. As the days turn rainy—averaging 17 days of precipitation—October's charm lies in its cozy ambiance, making it the perfect backdrop for warm drinks and snug gatherings. For a deeper understanding of how the climate evolves, explore more at Kalundborg Climate.