Last updated: August 27, 2025
In October, Kalmar, Sweden experiences a gentle transition into autumn, with average temperatures hovering around 10°C (50°F). Visitors can expect maximum highs of 19°C (66°F) during warmer days, while chilly nights may drop to -1°C (30°F). The month is characterized by relatively high humidity levels at 87%, contributing to a crisp, invigorating atmosphere. Rainfall is also a factor, with approximately 67 mm (2.6 in) of precipitation spread over 12 days, making it advisable to carry an umbrella when exploring this charming coastal city.
In October, Kalmar experiences a noticeable shift as the temperatures begin to cool, with minimums dipping to around -1°C (30°F). The crisp air is accompanied by an average temperature of 10°C (50°F), making it a transitional month as summer warmth gives way to the chill of autumn. Daytime highs reach up to 19°C (66°F), allowing for pleasant afternoons ideal for outdoor activities. This pattern highlights a downward trend from the milder temperatures of September, inviting visitors to embrace the beauty of the fall foliage while preparing for the colder months ahead.
October marks a notable shift in Kalmar's precipitation patterns, with rain totaling 67 mm (2.6 in) over approximately 12 days, making it one of the wetter months of the year. This increase from September’s 55 mm (2.2 in) underscores a trend toward elevated autumn rainfall, as the city transitions into the heart of fall. As days grow shorter and temperatures cool, the frequency of precipitation often amplifies, signaling the onset of the wet season. This month serves as a reminder that while summer may fade, Kalmar's skies are still prone to a good drenching, inviting both cozy indoor days and a rich tapestry of autumn colors in the rain-soaked landscape.
In October, Kalmar experiences a notable rise in humidity, reaching 87%, which marks a slight increase from the preceding months. After the drier summer months, where humidity dipped to 68% in both June and July, the atmosphere begins to feel heavier as the autumn chill sets in. This month’s humidity is a prelude to the wetter, more humid conditions that characterize the late autumn and winter, with November and December seeing levels climb back to 89% and 88%, respectively. Overall, October represents a transitional phase, bridging the refreshing summer air with the moister, cooler air that dominates the later months of the year.
In October, Kalmar experiences a shift towards lower UV levels, with the Index dropping to 2, categorizing exposure as low. This marks a notable decline from the high levels seen during the peak summer months, where indices reached as high as 7 in July. With a burn time extending back to 45 minutes, residents and visitors can enjoy outdoor activities with less concern for sunburn, making it a great time for leisurely strolls amid the crisp autumn air. The transition from the summer highs to the gentler October sun highlights the seasonal changes in UV exposure, providing insights for sun safety practices throughout the year. For a comprehensive look at UV trends across the months, check out Kalmar UV Index.
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In October, Kalmar, Sweden begins to experience the subtleties of autumn as the sun graces the city with approximately 235 hours of sunshine. This decline from the sun-soaked summer months is a gentle reminder of the seasonal shift, as October's light is notably less than the 458 hours enjoyed in July. Yet, compared to the chillier months of November and December, with a mere 127 and 100 hours of sunshine respectively, October still shines brightly as a transitional phase. The gradual drop from September's 305 hours illustrates the turning of the seasons, where the vibrant hues of autumn foliage harmonize with the softening sunlight, creating a captivating backdrop for all who wander through this picturesque city.
As October rolls into Kalmar, the chances of enjoying sunny weather decline, with a 29% likelihood of sun gracing the skies. This month typically sees a notable drop from the summer highs, reflecting the transition into the colder seasons. The sun shines brightly in June at 52%, but by October, the warmth fades, marking the beginning of darker days ahead. Interestingly, October's sun probability is slightly better than December's 28%, yet still lags behind the more consistently sunny spring months like April, which boasts a 48% chance. As the daylight diminishes, residents and visitors alike may find themselves yearning for those sunlit days of summer.
In Kalmar, Sweden, October heralds a subtle transition as daylight begins to wane, providing approximately 10 hours of light. This marks a notable decrease from the sun-drenched months of summer when residents enjoyed up to 17 hours of daylight in June and July. As autumn unfolds, the gradual reduction in daylight from the 16 hours in May to a diminished 12 hours in September sets a serene tone for October. This month serves as a bridge between vibrant autumn hues and the approaching winter, reminding us of nature's rhythmic cycles. As the days shorten, the softening light of October invites both reflection and coziness before the deeper nights of November and December take hold, which bring just 8 hours and 6 hours of daylight, respectively.
As October sweeps into Kalmar, Sweden, the wind picks up slightly, boasting an average speed of 4.4 m/s (10 mph), demonstrating a trend of consistent breeziness characteristic of this time of year. With this uptick following the more gentle summer months—where average speeds dipped to as low as 3.2 m/s (7 mph) in June—October stands as a transitional month, where the winds begin to reclaim their earlier vigor. This returning breeze acts as a herald of the approaching winter months, which maintain a steady average around 4.3 m/s (10 mph) to 4.5 m/s (10 mph), suggesting a persistent atmospheric rhythm in Kalmar that carries through the colder seasons. As the leaves turn and the days grow shorter, the invigorating October winds bring a refreshing chill that encapsulates the essence of autumn in this coastal town.
Weather in Kalmar varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Kalmar, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present quite contrasting weather conditions. In October, temperatures gradually decrease from a minimum of -1°C (30°F) to an average of 10°C (50°F), with a maximum of 19°C (66°F). The month experiences more rainfall, totaling 67 mm (2.6 in) over about 12 days, coupled with a relatively high humidity level of 87%. In contrast, January features much colder weather, with temperatures ranging from a minimum of -14°C (6°F) to an average of just 1°C (35°F) and a maximum of 11°C (51°F). Precipitation is less frequent, at 40 mm (1.6 in) across 8 days, and humidity slightly increases to 90%. For more detailed information on the weather in January, you can refer to Kalmar weather in January.
October and February present quite contrasting weather experiences. October typically boasts milder temperatures, with an average of 10°C (50°F) and a maximum of 19°C (66°F), while February struggles with colder conditions, averaging just 1°C (35°F) and reaching a maximum of 14°C (57°F). Precipitation is more frequent in October, with 67 mm (2.6 in) over 12 days, compared to February's 48 mm (1.9 in) over 11 days. Both months exhibit high humidity levels—87% in October and slightly higher at 89% in February—adding to the chill of the latter month. For more detailed information, you can check out Kalmar weather in February.
When comparing the weather in October and March, notable differences in temperature and precipitation become apparent. October generally experiences milder temperatures, with averages around 10°C (50°F) and highs reaching up to 19°C (66°F), while March is cooler, with an average of just 3°C (38°F) and minimum temperatures dropping as low as -9°C (15°F). Despite both months having similar precipitation days, October sees higher rainfall, totaling 67 mm (2.6 in) compared to March's 49 mm (1.9 in). Humidity levels are also comparable, hovering around 87% in October and 88% in March. For more detailed insights on March weather specifically, visit Kalmar weather in March.
In comparing the weather between October and April, we see notable differences. October exhibits a milder average temperature of 10°C (50°F), with maximums reaching 19°C (66°F) and a minimum of -1°C (30°F), while April has a cooler average of 6°C (43°F), although maximums can match October's peak at 20°C (69°F). Precipitation is more frequent in October, with 67 mm (2.6 in) falling over 12 days, compared to April's lighter 25 mm (1.0 in) over just 6 days. Humidity remains relatively high in both months, with October slightly higher at 87% compared to April's 82%. For more detailed insights on the weather in April, you can check Kalmar weather in April.
In comparing October and May weather, we notice distinct differences in temperature and precipitation. October sees a broader range with minimum temperatures dropping to -1°C (30°F) and an average of 10°C (50°F), while May, with a minimum also at -1°C (30°F), has a warmer average of 11°C (52°F) and much higher maximum temperatures reaching 27°C (81°F). Precipitation is slightly higher in October at 67 mm (2.6 in) over 12 days compared to May's 44 mm (1.7 in) over 10 days, indicating a wetter autumn compared to the milder and drier late spring. Additionally, October's humidity is notably higher at 87%, while May experiences a more comfortable 72%. For more details on the weather in May, you can check Kalmar weather in May.
October and June present contrasting weather patterns. In October, temperatures range from a chilly minimum of -1°C (30°F) to a mild maximum of 19°C (66°F), with an average temperature of around 10°C (50°F). The month experiences substantial precipitation, averaging 67 mm (2.6 in) over 12 days and high humidity levels at 87%. In contrast, June boasts warmer temperatures, starting at a minimum of 6°C (43°F) and peaking at 29°C (84°F), with an average of 17°C (63°F). The rainfall in June is lighter, totaling 41 mm (1.6 in) over just 8 days, and the humidity is more comfortable at 68%. For more information on the weather, you can check Kalmar weather in June.
October weather is significantly cooler than July, with temperatures ranging from a low of -1°C (30°F) to a high of 19°C (66°F), as opposed to July's milder range of 9°C (48°F) to 29°C (85°F). Additionally, October experiences more precipitation, averaging 67 mm (2.6 in) over 12 rainy days compared to July's 48 mm (1.9 in) spread over 9 days. The humidity also rises in October, reaching 87%, making the air feel damp and cool, while July enjoys a more comfortable humidity level at 68%. For a detailed look at July conditions, you can check Kalmar weather in July.
October weather in Kalmar is significantly cooler than in August, with average temperatures dropping from 18°C (64°F) in August to just 10°C (50°F) in October. August enjoys a warmer climate, with maximum temperatures reaching up to 31°C (87°F), while October's highs only reach about 19°C (66°F). Additionally, October experiences higher humidity at 87%, compared to August's 73%, creating a distinctly different atmosphere. Although both months see a similar amount of precipitation—67 mm (2.6 in) in October versus 59 mm (2.3 in) in August—October typically has slightly more rainy days. For more details on August weather in Kalmar, check out Kalmar weather in August.
In comparing the weather between September and October, we observe a noticeable shift in temperature and precipitation patterns. September typically enjoys milder temperatures, ranging from a minimum of 2°C (36°F) to a maximum of 24°C (76°F) with an average of 14°C (57°F). In contrast, October brings cooler conditions, with temperatures dropping to a minimum of -1°C (30°F) and an average of 10°C (50°F), peaking at 19°C (66°F). Additionally, October experiences more rainfall, totaling 67 mm (2.6 in) over 12 days, compared to September's 55 mm (2.2 in) across 9 days. The humidity level also rises slightly in October to 87%, up from September's 81%. For a detailed look at September weather, you can visit Kalmar weather in September.
In October, the weather tends to be milder, with average temperatures around 10°C (50°F) and maximums reaching up to 19°C (66°F). The month also sees about 67 mm (2.6 in) of precipitation spread over 12 days, along with relatively high humidity at 87%. In contrast, November marks a notable drop in temperatures, with an average of 6°C (43°F) and maximums peaking at 16°C (61°F), while the minimum can dip to -6°C (22°F). Precipitation decreases slightly to 51 mm (2.0 in) over 11 days, with humidity rising to 89%. For more details on what to expect, check out Kalmar weather in November.
October and December present contrasting weather conditions, with October enjoying milder temperatures while December ushers in the cold of winter. In October, temperatures range from a chilly -1°C (30°F) at night to a comfortable average of 10°C (50°F) during the day, peaking at 19°C (66°F). The month also sees significant precipitation, around 67 mm (2.6 in) over approximately 12 days, combined with high humidity at 87%. In comparison, December is noticeably colder, with temperatures dipping as low as -9°C (16°F) and an average of just 3°C (37°F). Precipitation in December is slightly lower at 60 mm (2.4 in), but it occurs over more days, around 15 on average, and the humidity remains high at 88%. For more detailed information, you can check Kalmar weather in December.
October in Kalmar marks a distinct shift in weather as the warmth of summer gives way to cooler temperatures and increased humidity. With an average temperature around 10°C, residents experience brisk days and chilly nights, occasionally dipping to near freezing. This month is notable for its heightened precipitation, occurring on roughly half the days, contributing to the lush landscape characteristic of autumn in Sweden. As you prepare for cozy evenings and perhaps a few rainy afternoons, you can find more details on the shifting patterns by visiting Kalmar Climate.