Last updated: February 24, 2025
In Hyannis, United States, October showcases a delightful transition into autumn, with maximum temperatures peaking at 22°C (72°F) and a comfortable average of 15°C (59°F). The cool evenings bring temperatures down to a minimum of 4°C (39°F), making layers essential for serenity under the crisp sky. This month witnesses significant rainfall, accumulating to 175 mm (6.9 in) over 12 days, accompanied by an average humidity of 75% that enriches the air with a refreshing scent of fallen leaves. Enjoy the vibrant fall foliage and invigorating weather as Hyannis embraces the seasonal shift.
In Hyannis, United States, October marks a delightful transition from summer's warmth to the crispness of fall, characterized by a minimum temperature of 4°C (39°F) and a comfortable average of 15°C (59°F). As the month progresses, daytime highs peak around 22°C (72°F), offering residents and visitors a pleasant backdrop for outdoor activities amidst the changing foliage. This temperate drop signals the end of the warmer months, as October's temperatures are noticeably milder compared to the sweltering highs of summer. It’s a perfect time to enjoy the striking autumn colors while embracing the cool breeze that hints at the winter chill just around the corner.
In October, Hyannis experiences a notable increase in precipitation, with a generous 175 mm (6.9 in) falling over 12 days. This marks a significant jump from the drier summer months, where July and August recorded only 83 mm (3.3 in) and 82 mm (3.2 in), respectively. As autumn settles in, the rainfall during October not only surpasses the amounts from previous months but also indicates a transition towards wetter conditions, a trend that continues into the winter. The increased precipitation reflects the shifting seasons, transforming the landscape and establishing a vivid autumn atmosphere, much appreciated by residents and visitors alike.
In October, Hyannis experiences a comfortable humidity level of 75%, mirroring the gradual decline in moisture that begins in the spring. As the year progresses, humidity levels steadily decrease from a high of 84% in the winter months to this moderate figure, creating a crisp and pleasant atmosphere that marks the transition to fall. Notably, this October humidity aligns closely with the levels observed in September and the late summer months, indicating a consistent level of comfort before the winter months bring a slight uptick again. Overall, the trend reflects an inviting climate that balances the fading warmth of summer with the refreshing coolness of autumn.
As October rolls in, Hyannis experiences a noticeable shift in its UV Index, reflecting a transition from the sweltering summer months. With a UV Index of 6, categorized as high, residents and visitors should take precautions during sun exposure, especially with a burn time of 25 minutes. This marks a decline from the peak summer levels of 9 and 10, yet it's a reminder that sun safety remains crucial as autumn approaches. As the days grow shorter and cooler, don't let your guard down; stay informed and protect your skin to enjoy the beautiful fall colors. For more information, check out Hyannis UV Index.
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As October unfolds in Hyannis, the days begin to shorten, but the sun still graces the region with a respectable 236 hours of sunshine. This marks a gentle decline from the vibrant summer months, where July boasts the highest luminosity at 346 hours. The transition into fall is evident as September trails closely behind with 280 hours, creating a warm post-summer glow that lingers in the air. The diminishing daylight signals the approach of winter, yet October's sunshine brings a crisp clarity that brightens the beautiful autumn foliage. This month continues the trend of declining daylight, with the year peaking in June at 326 hours, showcasing the cyclical dance of seasons that characterize life in this charming coastal town.
As autumn descends upon Hyannis, the likelihood of sunny weather in October holds a moderate promise with a 44% chance of sun. This places October in a favorable position compared to the summer months, where sunshine chances hover in the low 30s and 40s. Interestingly, the early autumn months such as September offer a slightly higher 49% likelihood of sunny days, suggesting that as summer gives way to fall, the sunny disposition tends to wane just a bit. However, October’s sun potential does outshine the frigid months ahead, like January and February, which see some of the lowest sunlight probabilities at 36% and 28% respectively. Thus, while October may not be guaranteed to bask in brilliance, it’s still a delightful time to enjoy the crisp, sunny days before winter sets in.
In October, daylight in Hyannis begins to wane as the brisk autumn air settles in, offering about 11 hours of sunlight each day. This decrease follows a pattern seen throughout the year, where longer days in summer peak with 15 hours in June and gradually shorten as fall approaches. October's daylight is a gentle reminder of the approaching winter, as it mirrors the earlier months of March and September, each enjoying around 11-12 hours of light. Thus, while October allows for pleasant afternoons, it also signals a shift toward the quieter, more introspective months of late autumn and winter, with daylight dropping to 9 hours by November. As the seasons change, Hyannis transforms, embracing the fullness of fall while gently ushering in the shorter, cozy days ahead.
As October arrives in Hyannis, the autumnal breeze breathes new life into the coastal landscape, with average wind speeds picking up to 6.6 m/s (15 mph). This slight increase from the calmer summer months reflects a transition as the area shifts from the gentle whispers of August's 4.8 m/s (11 mph) to a more spirited flow. While early fall maintains a moderate pace, it teases the arrival of winter's gustier tones, which consistently hover around 6.6 to 6.7 m/s (15 mph) in November and December. This gradual escalation sets the stage for a vibrant season, blending the tranquility of summer's close with the invigorating chill of approaching colder months. As the wind dances through the trees, it carries the crisp scent of fall, inviting all to relish the beauty of Hyannis in October.
The weather in Hyannis changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Hyannis and find detailed weather information for every month.
October and January present a stark contrast in weather conditions. In October, temperatures range from a cool 4°C (39°F) at night to a pleasant 22°C (72°F) during the day, with an average temperature of 15°C (59°F). The month experiences significant precipitation, totaling 175 mm (6.9 in) over approximately 12 days, accompanied by a humidity level of 75%. In contrast, January is characterized by much colder temperatures, with minimums plunging to -14°C (6°F) and daytime highs reaching only up to 13°C (55°F), averaging at a chilly 2°C (36°F). Precipitation is less abundant in January, totaling 94 mm (3.7 in) over about 10 days, though the humidity increases to 84%. For more insights on the winter conditions, you can check out Hyannis weather in January.
In comparing the weather of October and February, October offers a much milder climate, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 22°C (72°F), while February experiences much colder temperatures, with a minimum of -12°C (10°F) and a maximum of 11°C (53°F). Both months see approximately the same number of rainy days, with October receiving more precipitation at 175 mm (6.9 in) compared to February's 123 mm (4.8 in). Furthermore, October has a lower humidity level of 75%, whereas February's higher humidity is recorded at 84%. For more details on February's conditions, you can visit Hyannis weather in February.
In comparing the weather of October and March, we see notable differences. October typically enjoys milder temperatures, with averages around 15°C (59°F) and maximums reaching up to 22°C (72°F), while March is much cooler, averaging only 3°C (38°F) and experiencing maximum temperatures of 13°C (56°F). Additionally, October tends to be wetter, with 175 mm (6.9 inches) of precipitation over about 12 days, compared to March's 118 mm (4.7 inches) over 10 days. The humidity is slightly lower in October at 75%, compared to March's 82%, which may make the chill of late winter feel more pronounced. For those interested in detailed weather patterns, more information can be found at Hyannis weather in March.
October and April present distinctive weather patterns, showcasing the transition from mild autumn to early spring. In October, temperatures range from a minimum of 4°C (39°F) to a comfortable average of 15°C (59°F) and can reach up to 22°C (72°F). With about 175 mm (6.9 in) of precipitation over 12 days, October is relatively wet, contributing to a humidity level of 75%. In contrast, April tends to be cooler, with a minimum of 1°C (33°F) and an average temperature of 7°C (46°F), peaking at 16°C (60°F). While April sees slightly less precipitation at 137 mm (5.4 in) over 13 days, it has a marginally higher humidity level of 79%. For an in-depth look at April weather, you can explore Hyannis weather in April.
When comparing the weather in October and May, October tends to be slightly warmer with average temperatures ranging from 15°C (59°F) to a maximum of 22°C (72°F), while May has a cooler average of 12°C (53°F) and maximum temperatures reaching 21°C (70°F). October also experiences more rainfall, with total precipitation of 175 mm (6.9 in) across 12 days compared to May’s 119 mm (4.7 in) over the same number of days. Despite the higher precipitation in October, both months share similar humidity levels around 75%, contributing to a pleasantly mild atmosphere in both seasons. For more detailed insights on the weather in May, you can visit Hyannis weather in May.
In comparing the weather between June and October, notable differences emerge in temperature and precipitation patterns. June typically enjoys milder temperatures, with minimums around 10°C (51°F) and average highs reaching 24°C (76°F), whereas October experiences cooler temperatures, starting from a minimum of 4°C (39°F) and averaging at 15°C (59°F). Additionally, October has a higher precipitation level of 175 mm (6.9 in) over about 12 days, compared to June’s 91 mm (3.6 in) across 10 days, making October feel much wetter. Humidity levels are relatively close, with October at 75% and June slightly higher at 78%. For a more detailed look at June's climate, check out Hyannis weather in June.
When comparing October and July weather, October typically experiences cooler temperatures, with a minimum of 4°C (39°F) and an average of 15°C (59°F), while July boasts milder conditions, featuring a minimum of 16°C (61°F) and an average of 21°C (71°F). In terms of maximum temperatures, October peaks at 22°C (72°F) compared to July’s warmer 29°C (84°F). Additionally, October sees more precipitation, with 175 mm (6.9 in) over 12 days, while July has significantly less at 83 mm (3.3 in) over just 9 days. Humidity levels are fairly similar, with October at 75% and July at 76%. For more insights on what to expect, you can check out Hyannis weather in July.
October and August exhibit quite contrasting weather patterns. In August, temperatures are milder with a minimum of 16°C (61°F) and an average high of 27°C (81°F), fostering a warm, summery ambiance. Conversely, October showcases cooler temperatures, with a minimum of just 4°C (39°F) and an average high of 22°C (72°F), marking a significant drop as autumn sets in. Precipitation is also notably higher in October, with 175 mm (6.9 in) spread over 12 days, compared to August's 82 mm (3.2 in) over just 8 days. Both months have similar humidity levels around 75-76%, but the overall feel is distinctly different, reflecting the transition from summer warmth to autumn chill. For more details on August weather specifically, you can visit Hyannis weather in August.
October's weather exhibits a notable shift compared to September, with average temperatures dropping from a comfortable 19°C (67°F) in September to a cooler 15°C (59°F) in October. The maximum temperatures also decline from 25°C (78°F) in September to 22°C (72°F). Additionally, October experiences more precipitation, totaling 175 mm (6.9 in) over 12 days, compared to September's 118 mm (4.7 in) over 10 days, suggesting that October is not only wetter but also cooler. Despite the increased rain, both months maintain a consistent humidity level of 75%. For more details on September's climate, you can visit Hyannis weather in September.
October and November showcase a notable shift in weather conditions. In October, temperatures range from a minimum of 4°C (39°F) to a maximum of 22°C (72°F), with an average of 15°C (59°F). The month experiences a significant amount of precipitation, averaging 175 mm (6.9 in) over 12 days, and humidity sits around 75%. In contrast, November brings cooler temperatures, with a minimum of -6°C (21°F) and an average of 9°C (48°F), peaking at 19°C (66°F). Although November sees less rain overall, with 102 mm (4.0 in) over 10 days, humidity rises slightly to 80%. For more details on the weather in November, check out Hyannis weather in November.
In October, the weather is generally milder with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 22°C (72°F), resulting in a comfortable average of 15°C (59°F). The month experiences significant rainfall, totaling 175 mm (6.9 in) over about 12 days, alongside a humidity level of 75%. In contrast, December brings much colder conditions, with temperatures dipping to a minimum of -12°C (11°F) and peaking at a maximum of 15°C (60°F), averaging just 4°C (40°F). While precipitation is lower in December at 136 mm (5.4 in), it still occurs on 12 days, and the humidity rises slightly to 80%. For more specific insights into December weather, refer to Hyannis weather in December.
As October unfolds in Hyannis, the weather shifts to a captivating blend of mild temperatures and increased precipitation. The days feel crisp yet comfortable, offering a welcome contrast to the warmer summer months, with average highs giving way to cooler evenings. This transition brings a notable uptick in humidity, wrapping the town in a gentle embrace as vibrant autumn foliage begins to take center stage. With an average of nearly half the month experiencing some rainfall, October serves as a reminder of the cozy, introspective days ahead. For a deeper understanding of how this charming coastal town's climate evolves throughout the year, explore Hyannis Climate.