Last updated: August 21, 2025
In September, Kuressaare, Estonia experiences a refreshing transition into autumn, where maximum temperatures can reach up to 23°C (73°F), while the average hovers around 14°C (57°F). As the month progresses, temperatures dip to a minimum of 3°C (37°F), signaling cooler days ahead. This period also witnesses approximately 64 mm (2.5 in) of rainfall over 12 days, contributing to a humidity level of 85% that envelops the charming coastal town. Visitors can expect a blend of mild weather and occasional showers, making it an ideal time to enjoy the scenic beauty and rich cultural offerings of Kuressaare.
In September, Kuressaare, Estonia experiences a delightful transition into early autumn, with temperatures marking a notable shift from the warmth of summer. The average temperature settles around 14°C (57°F), while daytime highs can reach a pleasant 23°C (73°F), providing ample opportunity to enjoy the crisp air and vibrant landscapes. Nights, however, bring cooler breezes, dipping to a minimum of 3°C (37°F). This month represents a balance between the lingering warmth of late summer and the coolness of upcoming fall, making it an ideal time for both outdoor activities and cozy indoor gatherings. As the month progresses, the colorful foliage begins to emerge, enhancing the charming atmosphere of this picturesque Estonian town.
September in Kuressaare, Estonia, brings a shift in the weather as it records 64 mm (2.5 in) of precipitation over approximately 12 days. This month's rainfall is slightly lower than August's peak of 77 mm (3.0 in), yet it remains significant, marking a transition from the sultry summer days to the crispness of fall. With rainfall becoming more frequent, the region prepares for the wetter months ahead, as October is projected to receive the highest precipitation of the year at 82 mm (3.2 in). This pattern highlights a trend towards increased precipitation in autumn, setting the stage for the cool, damp weather typical of the season in this coastal town.
As summer transitions into autumn, September in Kuressaare, Estonia, boasts a moderate humidity level of 85%. This reflects a slight dip from the previous months, maintaining a comfortable balance reminiscent of the later summer months. The general trend throughout the year shows consistently high humidity, peaking in March at 89%, with winter months hovering around the 87% mark. Although September witnesses a minor decrease compared to August's 85%, it still resonates with the overall humid character of the region. This blend of moisture in the air contributes to Kuressaare's lush landscapes and vibrant atmosphere, making it a delightful spot for visitors even as the seasons start to change.
In September, Kuressaare, Estonia, experiences a moderate UV Index of 4, signaling that while the sun's rays can be harmful, they are not at their peak intensity. This is a noticeable shift from the high levels seen in the summer months, where July and August each recorded a UV Index of 7. As the days shorten and the season transitions, residents and visitors enjoy a comfortable burn time of 30 minutes without protective measures. This trend of decreasing UV exposure continues into the autumn months, making September an ideal time to bask in the mild sunlight while remaining mindful of skin protection. For detailed UV forecasts, visit Kuressaare UV Index.
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In September, Kuressaare, Estonia, basks in a delightful 320 hours of sunlight, marking a transition from the vibrant summer months into the cooler autumn breeze. After a peak in June and July with nearly 480 hours of sun, the daylight begins to taper off, but September still offers a generous amount of sunshine, allowing for breathtaking views and outdoor activities. This month is a beautiful balance, where the warmth of summer lingers, yet hints of fall start to emerge, making it an ideal time for visitors to explore the charming landscapes and historical sites. As the city prepares for the dimmer days ahead, the substantial sunlight in September serves as a gentle reminder of the bright summer days just passed.
In September, the likelihood of sunny weather in Kuressaare, Estonia, is moderate, with a 34% chance of sunshine. This marks a slight dip from the summer months of June and July, which enjoy the highest sun probabilities at 62% and 54%, respectively. As summer transitions into autumn, the chance of sunny days tends to decline further into October with only a 28% chance. Overall, September offers a blend of lingering summer warmth while hinting at the cooler, cloudier days ahead, making it a transitional month for sun seekers in this charming coastal town.
As summer transitions into autumn in Kuressaare, Estonia, the daylight duration begins to wane. In September, the sun graces the sky for about 12 hours, marking a gentle decline from the vibrant 15 hours enjoyed in August. This gradual decrease aligns with the seasonal shift, as the long days of summer yield to the shorter days of fall. The trend is evident as daylight length heads towards 10 hours in October, continuing the cycle that sees the shortest days of about 6 hours in December. Each month paints a clear picture of the region's seasonal changes, highlighting the rhythmic dance of daylight and darkness throughout the year.
As September arrives in Kuressaare, Estonia, the wind begins to dance with a pleasant average speed of 5.7 m/s (13 mph). This marks a subtle but noticeable uptick from the tranquil breezes of summer, where June's gentle gusts dipped to 3.7 m/s (8 mph). Throughout the earlier months of the year, wind speeds gradually increased, peaking at 6.0 m/s (13 mph) in both April and November. The transition into autumn brings a refreshing vigor to the coastal air, hinting at the more robust winds of October that typically soar to 6.7 m/s (15 mph). September’s blend of mild temperatures and brisk breezes sets the stage for the captivating beauty of fall in this charming Estonian locale.
Weather in Kuressaare varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kuressaare, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather conditions. In September, temperatures range from a mild 3°C (37°F) at night to a pleasant average of 14°C (57°F) during the day, peaking at 23°C (73°F). This month experiences about 64 mm (2.5 in) of precipitation, spread over 12 days, with humidity levels at 85%. In contrast, January is much colder, with minimum temperatures plummeting to -13°C (9°F) and an average of 0°C (33°F), while the maximum reaches only 8°C (47°F). Less precipitation occurs in January, totaling 38 mm (1.5 in) over 10 days, but humidity is slightly higher at 88%. For a closer look at the weather details during this chilly month, visit Kuressaare weather in January.
September and February present stark contrasts in weather, reflecting the transition from late summer to the depths of winter. In September, temperatures range from a mild 3°C (37°F) at night to a comfortable 23°C (73°F) during the day, averaging around 14°C (57°F). This month also experiences 64 mm (2.5 in) of precipitation over about 12 days, with humidity levels at a relatively high 85%. In contrast, February brings much colder conditions, with temperatures plunging to a minimum of -16°C (4°F) and peaking at just 8°C (47°F), averaging -1°C (31°F). Precipitation decreases to 41 mm (1.6 in) over 9 days, and humidity remains slightly higher at 87%. For a closer look at what February has to offer, check out Kuressaare weather in February.
In comparing the weather of September and March, we see significant differences in temperature and conditions. September experiences a milder climate, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 23°C (73°F), accompanied by an average humidity of 85% and about 64 mm (2.5 in) of precipitation over 12 days. In contrast, March is much colder, with average temperatures from a chilly -17°C (2°F) to a maximum of only 10°C (50°F). This month sees slightly less precipitation at 47 mm (1.9 in) across 10 days, while humidity levels remain high at 89%. For a closer look at what to expect during this time, check out Kuressaare weather in March.
In comparing the weather of September and April, one can notice a distinct shift in temperatures and precipitation patterns. September typically boasts milder temperatures with a minimum of 3°C (37°F) and an average of 14°C (57°F), while April starts off much cooler, with minimum temperatures dropping to -6°C (22°F) and an average of 5°C (42°F). Although both months experience a fair amount of rainy days—12 in September compared to 9 in April—September receives more precipitation overall, totaling 64 mm (2.5 in) compared to April's 34 mm (1.3 in). Humidity levels are quite similar, with September at 85% and April slightly higher at 87%. For more detailed insights, you can check Kuressaare weather in April.
When comparing the weather in September and May, we see notable differences in temperature and precipitation patterns. September typically offers milder conditions, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 23°C (73°F), while May experiences cooler averages, dipping as low as -1°C (31°F) and peaking at 25°C (78°F). In terms of precipitation, September is slightly wetter, receiving 64 mm (2.5 in) over about 12 days, compared to May's 41 mm (1.6 in) over 8 days. Interestingly, both months exhibit high humidity levels, with September at 85% and May at 84%. For more details on the weather in May, you can check Kuressaare weather in May.
September and June present contrasting weather patterns. In September, temperatures range from a minimum of 3°C (37°F) to a maximum of 23°C (73°F), with an average of 14°C (57°F). This month sees around 64 mm (2.5 in) of precipitation spread over approximately 12 days, coupled with high humidity levels of 85%. In contrast, June enjoys warmer temperatures, with a minimum of 5°C (41°F), an average of 16°C (62°F), and a peak of 28°C (82°F). The rainfall is less in June, totaling 45 mm (1.8 in) over about 8 days, and humidity is slightly higher at 86%. For more details about the weather during this month, check out Kuressaare weather in June.
In comparing the weather of September and July, we see notable differences in temperature and conditions. September tends to be cooler, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 23°C (73°F), whereas July experiences milder conditions, with temperatures varying from a minimum of 9°C (48°F) to a maximum of 29°C (85°F). Although both months receive a similar amount of precipitation, with July recording 66 mm (2.6 in) over 10 days compared to September's 64 mm (2.5 in) across 12 days, September's humidity level is slightly lower at 85%, compared to July's 86%. For more detailed information on July weather, check out Kuressaare weather in July.
September weather typically shows a significant cool down compared to August. While August experiences milder temperatures with a minimum of 9°C (48°F) and an average of 18°C (64°F), September sees much lower temperatures, dropping to a minimum of 3°C (37°F) and an average of 14°C (57°F). Additionally, August tends to be warmer with a maximum temperature of 27°C (82°F), compared to September’s peak of 23°C (73°F). Precipitation in September is slightly less than in August, with 64 mm (2.5 in) over 12 days versus August’s 77 mm (3.0 in) over 13 days, but both months share the same humidity level of 85%. For more details, you can check Kuressaare weather in August.
In comparing the weather between September and October, we notice a distinct shift in temperature and precipitation patterns. September boasts a milder temperature range, with average highs reaching 23°C (73°F) and lows around 3°C (37°F). In contrast, October sees cooler conditions, featuring an average temperature of 9°C (49°F) and a maximum of only 17°C (63°F). Additionally, October experiences increased precipitation, totaling 82 mm (3.2 in) over 16 days, compared to September's 64 mm (2.5 in) across 12 days. Humidity levels also rise slightly, with October averaging 87% compared to September's 85%. For more detailed insights, you can check Kuressaare weather in October.
September and November present contrasting weather patterns as summer transitions into winter. In September, temperatures range from a mild 3°C (37°F) at night to a warm 23°C (73°F) during the day, with an average of 14°C (57°F). The month experiences 64 mm (2.5 in) of precipitation over 12 days, coupled with a relatively high humidity of 85%. In contrast, November sees temperatures drop significantly, reaching a minimum of -4°C (25°F) and maxing out at 14°C (57°F), resulting in an average of just 6°C (42°F). Despite a slightly lower total precipitation of 62 mm (2.4 in) over the same number of days, humidity levels rise to 87%. This marks a clear transition into the colder, damp conditions typical of late autumn. For more details about weather patterns, you can check Kuressaare weather in November.
In comparing September to December, we see a significant drop in temperatures. September enjoys a mild average of 14°C (57°F) with highs reaching up to 23°C (73°F), while December sees a chilly average of just 2°C (35°F), with temperatures dipping as low as -12°C (10°F). Precipitation levels are similar, with September experiencing 64 mm (2.5 in) over 12 days and December slightly lower at 51 mm (2.0 in) across the same number of days. Humidity remains high in both months, hovering around 85% in September and 84% in December. For those interested in more specific conditions, you can check the details here: Kuressaare weather in December.
As September unfolds in Kuressaare, the transition to autumn becomes palpable, offering a refreshing contrast to the warmer summer months. With average temperatures settling around a brisk 14°C (57°F), the days gradually grow cooler, inviting a cozy atmosphere. The 85% humidity adds a touch of crispness to the air, while the 64 mm of precipitation over 12 days signifies the increasing likelihood of rain as the region prepares for the wetter autumn season. This shift not only revitalizes the natural landscape but also enhances the charm of Kuressaare, making it an ideal time for visitors to enjoy its stunning scenery and cultural offerings. For more insights into the varied climate of this picturesque locale, check out Kuressaare Climate.