October Weather in Hammarby, Sweden

Last updated: August 27, 2025

As October unfolds in Hammarby, Sweden, the weather displays a notable chill, with average temperatures hovering around 7°C (44°F), dipping to a brisk minimum of -5°C (23°F) at times. Despite these cooler conditions, maximum temperatures can reach a mild 20°C (68°F), providing occasional sunny respite. This month is characterized by high humidity levels at 92%, contributing to a total precipitation amount of 88 mm (3.5 in) over 13 rainy days. The dynamic weather patterns create a crisp atmosphere, ideal for experiencing the changing season in this picturesque locale.

October Temperature in Hammarby

As October arrives in Hammarby, Sweden, the chilly embrace of autumn becomes evident, transitioning the landscape with its crisp air and vibrant foliage. With average temperatures hovering around 7°C (44°F), residents experience a noticeable dip as the month progresses from the mild warmth of September. Minimum temperatures can reach as low as -5°C (23°F) at night, while the daytime peaks can still flirt with 20°C (68°F), creating a refreshing contrast. This drop signifies a gradual retreat from the warmth of summer, hinting at the approaching winter months, as the first hints of frost may appear. Overall, October serves as a beautiful bridge between sunnier days and the impending cold, inviting both locals and visitors to enjoy the rich colors and crisp air of the season.

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

The chart illustrates October temperature patterns in Hammarby, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hammarby, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec282833405061636053443630
Data source: Temperature data for Hammarby 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 Hammarby

In October, Hammarby experiences a notable increase in precipitation, with 88 mm (3.5 in) recorded over 13 days. This marks a significant uptick compared to the preceding months, as September brought in 53 mm (2.1 in) over just 9 days. The trend points to October as one of the wetter months of the year, highlighted by its proximity to the summer months when precipitation typically peaks. As the landscape transitions into autumn, the combination of increased rainfall and the vibrant fall foliage creates a picturesque yet soggy setting, inviting both nature lovers and photographers alike to embrace the dramatic scenery of this season.

October Precipitation Trends in Hammarby

The chart displays monthly precipitation patterns in Hammarby, 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 Hammarby, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec363639295770709053884956
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Hammarby

In Hammarby, Sweden, October brings a notable increase in humidity, rising to 92% after the prior month’s 87%. This seasonal trend highlights a gradual ascent in moisture levels as autumn deepens, contrasting starkly with the drier air of late spring and summer, when humidity dipped to its lowest at 73%. The transition from the summer months to October is characterized by an upward shift, with humidity levels creeping back toward the near-constant high of winter. As temperatures cool and the landscape transitions into a more autumnal state, residents can expect a richer, denser atmosphere, echoing the persistence of moisture that will carry through the winter months.

October Average Humidity in Hammarby

This chart illustrates the average monthly humidity levels in Hammarby, 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 Hammarby is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec96%93%91%84%74%73%73%78%87%92%94%94%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Hammarby

As we transition into October in Hammarby, Sweden, the UV Index dips to a low level of 2, offering residents and visitors a reprieve from the stronger sun exposure experienced in the summer months. This change marks a noticeable trend as the UV Index has decreased from its peak of 7 during the height of summer in July and August. Consequently, with a burn time of 45 minutes, October is a great month for outdoor activities without the intense sun exposure. The UV Index has fluctuated throughout the year, starting low in January and February, gradually rising to moderate levels from March to September, before gently tapering off again in the autumn. For more detailed information about UV levels and how to protect yourself, check out the Hammarby UV Index.

Maximum UV Index Levels in Hammarby for October

The chart shows the monthly maximum UV Index (UVI) for Hammarby 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 Hammarby typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Hammarby 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 Hammarby

In Hammarby, Sweden, the October sunshine brings a notable transition as daylight gradually wanes. With 196 hours of sunshine this month, October marks a decline from the vibrant highs of summer, peaking in July with 475 hours. As the days shorten, it's a gentle reminder of the impressive spring and summer months — particularly the blossoming 420 hours in May and 465 hours in June, setting the stage for outdoor activities. However, October's sunlight is still a welcome sight compared to the approaching winter months, where daylight diminishes to just 113 hours in November and 67 hours in December. This seasonal ebb and flow of sunshine reflects Hammarby's unique charm, where each month offers its own rhythm and beauty.

Monthly Sunshine Duration in Hammarby: October Highlighted

The October sunshine duration represents the total number of hours Hammarby 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.
JanFebMarAprMayJunJulAugSepOctNovDec70h165h264h368h420h465h475h392h278h196h113h67h
Data source: Hammarby October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hammarby During October

As October unfolds in Hammarby, Sweden, the likelihood of sunny weather remains relatively modest, with only a 25% chance of sunshine. This figure highlights a notable shift from the warmer summer months, where July peaked at a 50% chance of sunny days. Following the trends of earlier autumn, September experienced a slight dip to 25%, illustrating a gradual transition into the cooler, cloudier months ahead. While October may not boast the sunniest disposition, it sets the scene for the beauty of autumn with its crisp air and vibrant foliage, reminding us that even limited sunshine carries its own charm.

Percentage of Sunny Days in October in Hammarby

The chart illustrates the percentage of sunny days in Hammarby 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 Hammarby experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%31%36%47%27%41%50%32%25%25%28%25%
Data source: Hammarby October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hammarby in October

As October arrives in Hammarby, Sweden, the days start to shorten, offering about 10 hours of daylight. This month marks a gradual decline from the vibrant 12 hours in September, signaling the transition into autumn. Following the extended days of summer, peaking at 18 hours in June and July, the light slowly diminishes, creating an ambiance that evokes cozy evenings. While October's daylight is still ample, it serves as a reminder of the approaching winter months, where November brings even shorter days with only 7 hours of sunlight. This rhythm of changing daylight not only shapes daily life but also adds a layer of beauty to the crisp autumn scenery, as Hammarby prepares for the chill of winter.

Average Daylight Hours in Hammarby for October

The chart illustrates the variation in daylight duration in Hammarby throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 38m9h 4m11h 51m14h 41m17h 21m18h 55m18h 4m15h 35m12h 48m10h7h 21m5h 48m
Data source: Hammarby daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Hammarby

As October arrives in Hammarby, Sweden, residents can feel the crisp change in the air, marked by a notable increase in average wind speeds. With gusts reaching up to 4.1 m/s (9 mph), October stands out as the windiest month of the year, offering a refreshing contrast to the more gentle breezes of the summer months. Throughout the warmer season, wind speeds dipped to their lowest, hovering around 2.7 m/s (6 mph) in July and August. However, as autumn settles in, the invigorating winds emerge, evoking a sense of transformation and adventure. This seasonal shift not only invigorates the landscape but also invites outdoor enthusiasts to embrace the cooler weather and the stirring winds of October.

Average October Wind Speed in Hammarby

The chart displays monthly wind speed patterns in Hammarby, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.53.63.52.92.72.73.23.14.1 m/s3.33.2
Data source: Hammarby October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Hammarby Compares to Other Months

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

In October, temperatures range from a chilly -5°C (23°F) at night to a relatively mild 20°C (68°F) during the day, creating a comfortable average of 7°C (44°F). The month experiences significant precipitation, with 88 mm (3.5 in) falling over 13 days, and a humidity level of 92% contributes to the dampness associated with autumn. In contrast, January is much colder, with minimum temperatures plunging to -22°C (-8°F) and a daily high reaching only 9°C (49°F), resulting in an average of -2°C (28°F). Precipitation is lighter at 36 mm (1.4 in) over just 8 days, though the humidity is slightly higher at 96%. For more detailed information, visit Hammarby weather in January.

October and February present distinct differences in weather patterns. In October, temperatures range from a chilly -5°C (23°F) at their lowest to a pleasant 20°C (68°F) at their peak, with an average of 7°C (44°F). This month also sees considerable rainfall, totaling 88 mm (3.5 in) over about 13 days, and a high humidity level of 92%. In contrast, February experiences much colder conditions, with minimum temperatures dipping to -17°C (1°F) and an average of -2°C (28°F), while highs only reach 9°C (48°F). Precipitation in February is significantly lower at 36 mm (1.4 in), occurring over just 8 days, and humidity remains slightly elevated at 93%. For a detailed overview of February conditions, you can check Hammarby weather in February.

October and March present distinct weather characteristics that reflect the transition between seasons. In October, temperatures range from a chilly -5°C (23°F) at night to a mild 20°C (68°F) during the day, averaging around 7°C (44°F). The month experiences relatively high humidity at 92% and sees a significant 88 mm (3.5 in) of precipitation over 13 days. In contrast, March is colder overall, with temperatures dropping to a minimum of -20°C (-3°F) and peaking at 18°C (64°F), resulting in an average of 0°C (33°F). While March has lower humidity at 91%, it also has less precipitation, totaling 39 mm (1.5 in) over just 7 days. For more detailed insights into March weather, check out Hammarby weather in March.

October and April present distinctly different weather patterns, characterized by their temperature ranges and overall climate. In October, temperatures fluctuate from a minimum of -5°C (23°F) to a maximum of 20°C (68°F), with an average of 7°C (44°F). This month experiences more precipitation, totaling 88 mm (3.5 in) over about 13 days, coupled with high humidity at 92%.

In contrast, April tends to be colder overall, with temperatures ranging from a minimum of -13°C (9°F) to a maximum of 21°C (70°F) and an average of 4°C (40°F). Precipitation in April is notably lower at 29 mm (1.1 in) over just 7 days, and humidity is slightly less at 84%. Despite April's chilly temperatures, it can still reach pleasant highs and marks a transition towards warmer conditions. For more detailed information on the weather specific to Hammarby, you can visit Hammarby weather in April.

In October, the weather tends to be cooler and more variable, with average temperatures around 7°C (44°F) and a maximum of 20°C (68°F). The month is characterized by higher humidity levels at 92% and significant precipitation, totaling 88 mm (3.5 in) over 13 days. In contrast, May offers a more pleasant climate, with average temperatures rising to 10°C (51°F) and a maximum of 28°C (83°F). Although May experiences slightly less precipitation at 57 mm (2.3 in) over 11 days, the humidity is notably lower at 74%. For more detailed information about May weather, check out Hammarby weather in May.

October and June present strikingly different weather patterns. In June, temperatures range from a comfortable minimum of 4°C (39°F) to a warm maximum of 31°C (88°F), with an average of 16°C (61°F), making it one of the warmest months of the year. In contrast, October sees much cooler weather, with temperatures ranging from a chilly -5°C (23°F) to a maximum of 20°C (68°F) and an average of only 7°C (44°F). Additionally, while both months experience rainfall, October tends to be wetter, with 88 mm (3.5 in) of precipitation over 13 days, compared to June's 70 mm (2.7 in) over 10 days. The humidity also differs significantly, hovering at a high 92% in October versus 73% in June, contributing to a distinctly different feel in the air. For more details on the weather in June, check out Hammarby weather in June.

October weather presents a stark contrast to July, characterized by significantly cooler temperatures and higher precipitation. In October, temperatures range from a brisk minimum of -5°C (23°F) to a mild maximum of 20°C (68°F), with an average of 7°C (44°F). This month also sees more rainy days, with 88 mm (3.5 in) of precipitation over 13 days, contributing to a high humidity level of 92%. In comparison, July enjoys warmer conditions, with temperatures ranging from a comfortable minimum of 6°C (43°F) to a hot maximum of 32°C (90°F) and an average of 17°C (63°F). Despite experiencing only 70 mm (2.7 in) of precipitation over 11 days, July's humidity is notably lower at 73%. For more insights into the weather during this warm month, you can check Hammarby weather in July.

In comparing the weather between October and August, a notable contrast emerges. October experiences cooler temperatures, with averages around 7°C (44°F) and a maximum of 20°C (68°F), while August boasts warmer conditions, averaging 16°C (61°F) and reaching highs of 30°C (85°F). Both months see similar precipitation levels, approximately 90 mm (3.5 in) over 13 days, but the humidity is significantly higher in October at 92%, compared to August's 78%. For a detailed look at August weather conditions, you can refer to Hammarby weather in August.

In comparing the weather between September and October, October displays a more pronounced chill with average temperatures dropping to 7°C (44°F), compared to September's milder 11°C (53°F). The maximum temperatures also decrease, with October peaking at 20°C (68°F) while September can reach up to 24°C (75°F). Precipitation increases significantly in October, with 88 mm (3.5 in) falling over 13 days, compared to September's 53 mm (2.1 in) over 9 days. Additionally, October experiences slightly higher humidity at 92%, compared to September's 87%. For a more detailed look at the weather in September, visit Hammarby weather in September.

October and November present a notable shift in weather conditions. October boasts a broader temperature range, with minimums around -5°C (23°F) and maximums reaching 20°C (68°F), leading to an average of 7°C (44°F). In contrast, November features cooler temperatures, seeing minima drop to -12°C (11°F) and an average of only 2°C (36°F), with a maximum of 14°C (58°F). Precipitation in October is higher, with 88 mm (3.5 in) falling over 13 days, whereas November records 49 mm (1.9 in) across 9 days. Humidity remains slightly elevated in November at 94%, compared to 92% in October. For a more detailed look at November's climate, you can check out Hammarby weather in November.

In October, the weather is typically milder, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 20°C (68°F) and an average of 7°C (44°F). The month sees considerable precipitation, totaling 88 mm (3.5 in) over 13 days, and a humidity level of 92%. In contrast, December brings much colder temperatures, with a minimum of -18°C (-1°F), an average of -1°C (30°F), and a maximum of only 8°C (47°F). Although precipitation decreases to 56 mm (2.2 in) over the same number of days, humidity rises slightly to 94%. For more detailed information, check out Hammarby weather in December.

Compare Hammarby's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Hammarby

As October unfolds in Hammarby, the transition into autumn becomes strikingly evident. With temperatures dipping significantly, the month's average contrasts sharply with the milder summer remnants, inviting a brisker atmosphere characterized by cool, crisp air. Rain is more frequent, with about half of the days witnessing some precipitation, contributing to a humidity level that cloaks the landscape in a misty embrace. This unique blend of cooler temperatures and increased moisture marks October as a month of transformation, a time when nature prepares for the winter to come. For a deeper dive into what climate to expect year-round, explore Hammarby Climate.