Last updated: February 24, 2025
In October, Sitka, United States, experiences a cool transition into autumn, characterized by a maximum temperature of 16°C (60°F) and an average of 7°C (45°F), dipping to a minimum of -3°C (28°F). This month is notably wet, with a staggering 276 mm (10.9 in) of precipitation spread over 22 days, contributing to the region's lush scenery. The humidity averages a high 87%, creating a crisp and often misty atmosphere that embodies the essence of fall in this picturesque coastal town.
As October unfolds in Sitka, the city experiences a noticeable transition towards winter, with temperatures dipping to a brisk minimum of -3°C (28°F) and peaking at a mild 16°C (60°F). This month offers an average temperature of 7°C (45°F), marking a drop from the warmer early autumn months. The cooler nights signal the impending winter, while daytime highs still provide the last rays of mild weather, contrasting sharply with the colder upcoming months. Overall, October showcases a delicate balance between the lingering warmth of fall and the encroaching chill of winter, hinting at the dramatic seasonal shifts that characterize Sitka’s climate.
In October, Sitka experiences one of its wettest months of the year, with an impressive 276 mm (10.9 in) of precipitation spread across 22 days. This significant uptick from September’s 224 mm reflects the transition into the peak of the rainy season, characterized by increasing moisture and frequency of rain showers. The pattern showcases a clear trend: as autumn deepens, the region's precipitation escalates, paving the way for November's even higher totals. With October often serving as a harbinger of the winter rains to come, locals and visitors alike should be prepared for the robust downpours that contribute to Sitka’s lush, vibrant landscape.
In October, humidity levels in Sitka settle at a comfortable 87%, reflecting a slight drop from the peak months of summer. Following the sweltering July and humid August, which both reached remarkable levels of over 100%, October transitions into the autumn season with a more moderate atmosphere. This pattern suggests that while Sitka experiences substantial moisture throughout the year, the fall months, particularly October and November, offer a reprieve from the peak humidity, making it a refreshing time to experience the coastal beauty of this Alaskan city. Overall, humidity tends to fluctuate slightly throughout the year, with early summer peaking and late fall bringing drier conditions, all while remaining relatively high compared to many other regions.
As October rolls into Sitka, the UV Index settles at a moderate 3, signaling a shift from the higher levels experienced in the summer months. After basking in high indices of 6 and 7 during the peak of summer, residents now enjoy shorter burn times, with only 30 minutes recommended for unprotected skin. This trend reflects a gradual decline in UV exposure as the year transitions into the cooler months, where the index dips again to low values of 1 by November. While outdoor activities can still be enjoyed safely, it’s wise to stay mindful of the moderate level this October presents. For detailed insights on UV exposure year-round, visit Sitka UV Index.
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As October arrives in Sitka, there's a noticeable shift in sunshine hours, with the total dipping to 120 hours. This drop is part of a larger trend as the year progresses; while the earlier months brim with light—peaking in June and July with 222 hours each—the gradual decline throughout the fall is evident. The vibrant days of summer, marked by lush greenery and long evenings, transition into shorter, crisper days. By October, sits in stark contrast to the sunlit abundance of May, which enjoys 220 hours. The soft light of autumn beckons a cozy atmosphere, reminding residents that winter is just around the corner, as sunlight dwindles to a mere 64 hours by November. In the ever-changing dance of nature, October captures a unique blend of lingering warmth and the impending chill.
In Sitka, United States, the likelihood of sunny weather in October hovers around 16%, reflecting a pattern seen throughout the year. As summer gives way to autumn, sunshine becomes increasingly elusive, with October's chances aligning closely with the rainy months of September and November, both at 16%. Interestingly, this slight dip in sunny days contrasts with the fleeting glimmers of hope found in February's higher 34%, showcasing a year-long trend of fluctuating sunshine. While April offers the best odds at 32%, the gradual decline as winter approaches signals that residents and visitors alike may want to pack an umbrella along with their sunscreen when heading into the fall months.
In October, Sitka experiences a significant shift as daylight duration drops to 10 hours, marking the transition into the darker months. This decline follows the gradual decrease in sunshine from the summer months, where July boasts the longest days with 17 hours of daylight. As autumn unfolds, the daylight hours retreat steadily from 16 hours in May to 12 hours in September, before settling at 10 hours in October. The trend reflects a natural rhythm, with days growing shorter leading into winter, culminating in December's brief 6 hours of light. This captivating ebb and flow of daylight serves as a reminder of Sitka’s unique position along the Pacific Coast, where the interplay between light and dark shapes both the landscape and the lifestyle.
As October rolls into Sitka, the winds pick up slightly, averaging 4.4 m/s (10 mph), making it one of the breezier months of the year. This marks an increase from the summer months, where wind speeds hovered around 2.6 to 3.3 m/s (6 to 7 mph), and transitions the region into a period of more dynamic weather. Interestingly, October's winds are a precursor to the colder months ahead, just slightly tapering off to 4.1 m/s (9 mph) in November. This seasonal shift showcases a pattern where wind speeds generally rise in the fall, hinting at the approaching winter's chill, while also reminding us of the summer's calm. As nature prepares for the transformation ahead, October in Sitka serves as a vivid reminder of the beauty and unpredictability of coastal winds.
The weather in Sitka 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 Sitka and find detailed weather information for every month.
October and January present distinctly different weather patterns. In October, temperatures typically range from a chilly -3°C (28°F) to a pleasant 16°C (60°F), with an average of 7°C (45°F). This month experiences considerable precipitation, totaling 276 mm (10.9 in) over about 22 days, contributing to a high humidity level of 87%. In contrast, January is significantly colder, with temperatures dropping to a minimum of -17°C (2°F) and averaging around 1°C (33°F), peaking at 13°C (56°F). Although January has less precipitation at 219 mm (8.6 in) across 18 days, it maintains the same high humidity of 87%. For more detailed insights, check out Sitka weather in January.
October weather in Sitka sees a milder average temperature of 7°C (45°F), with maximums reaching up to 16°C (60°F) and minimums dropping to -3°C (28°F). In contrast, February is significantly colder, with an average temperature of 0°C (32°F) and minimums plunging to -16°C (4°F). Although October experiences greater precipitation, receiving 276 mm (10.9 in) over 22 days compared to February's 179 mm (7.0 in) over 15 days, humidity levels remain relatively high in both months, at 87% in October and 85% in February. For more detailed insights, check Sitka weather in February.
When comparing the weather in October and March, October generally presents a milder climate with average temperatures ranging from a minimum of -3°C (28°F) to a maximum of 16°C (60°F), while March tends to be colder, with temperatures dropping as low as -13°C (9°F) and peaking at 11°C (52°F). Precipitation levels also differ; October is notably wetter with 276 mm (10.9 in) of rain occurring over 22 days, compared to March's 179 mm (7.0 in) over 18 days. Humidity levels are fairly similar, with October at 87% and March slightly lower at 83%. For a more detailed look at March conditions, visit Sitka weather in March.
October and April in Sitka present distinct weather patterns. In October, temperatures range from a chilly -3°C (28°F) at night to a mild 16°C (60°F) during the day, with an average temperature of 7°C (45°F). This month experiences significant rainfall, accumulating 276 mm (10.9 in) over approximately 22 days, coupled with high humidity at 87%. In contrast, April sees slightly cooler temperatures, dipping to -6°C (21°F) at night and peaking at 14°C (57°F) during the day, resulting in an average of 4°C (40°F). Precipitation in April is lower at 174 mm (6.9 in), occurring over 18 days, with a humidity of 83%. For a more detailed look at Sitka's spring climate, check out Sitka weather in April.
October and May present contrasting weather patterns. In October, temperatures can dip as low as -3°C (28°F), with an average of 7°C (45°F) and highs reaching 16°C (60°F). The month is characterized by significant precipitation, with 276 mm (10.9 in) spread over 22 days and a high humidity level of 87%. In comparison, May tends to be milder, with minimum temperatures around 1°C (35°F), an average of 8°C (46°F), and maximum temperatures peaking at 20°C (68°F). Precipitation in May is lower at 124 mm (4.9 in) over 19 days, with humidity slightly higher at 88%. For more details on the weather in May, check out Sitka weather in May.
When comparing the weather in October and June, notable differences emerge. October experiences cooler temperatures, with an average of 7°C (45°F) and a maximum of only 16°C (60°F), while June boasts a milder climate, averaging 10°C (51°F) and peaking at 21°C (71°F). Precipitation is higher in October, with a significant 276 mm (10.9 in) spread over 22 days, compared to June's 137 mm (5.4 in) over 20 days. Humidity levels are also higher in June at 95%, compared to October's 87%. For more insights on June weather in Sitka, you can visit Sitka weather in June.
October and July in Sitka present a striking contrast in weather conditions. In October, temperatures range from a chilly -3°C (28°F) to a mild maximum of 16°C (60°F), with an average of 7°C (45°F). In contrast, July offers a warmer climate with temperatures ranging from a minimum of 9°C (48°F) to a comfortable maximum of 22°C (72°F), averaging 13°C (55°F). Additionally, October experiences significantly higher precipitation with 276 mm (10.9 in) spread over 22 days, compared to July's 112 mm (4.4 in) over just 15 days. The humidity in October is also noticeably higher at 87%, while July peaks at 101%, showcasing the lush and damp character of the Alaskan summer weather. For more detailed information, visit Sitka weather in July.
When comparing the weather of October and August, significant differences emerge. October sees much cooler temperatures, with a minimum of -3°C (28°F) and an average of 7°C (45°F), while August remains milder, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 25°C (77°F). Precipitation levels are higher in October, totaling 276 mm (10.9 in) over 22 days, compared to August's 201 mm (7.9 in) over 20 days. Additionally, October has a lower humidity of 87%, contrasting with the 100% humidity often experienced in August. For more details about the weather specifics in August, you can visit Sitka weather in August.
October presents a noticeable drop in temperatures compared to September, with minimums reaching -3°C (28°F) and average highs of 16°C (60°F), contrasting with September’s more moderate range of 5°C (42°F) to 21°C (70°F). Additionally, October experiences increased precipitation levels, totaling 276 mm (10.9 in) over 22 days, compared to September's 224 mm (8.8 in) across 17 days. Humidity remains high in both months, with October at 87% and September slightly higher at 94%. For more details, you can check Sitka weather in September.
October and November in Sitka exhibit notable differences in weather patterns, with November generally being cooler and slightly wetter than October. In October, temperatures range from a minimum of -3°C (28°F) to a maximum of 16°C (60°F), while November sees a drop in average temperatures, with a minimum of -6°C (21°F) and a maximum of 12°C (54°F). Both months experience significant precipitation, but November has a marginal increase, with 284 mm (11.2 in) over 23 days compared to October's 276 mm (10.9 in) over 22 days. Humidity levels are also high in both months, but November is slightly drier at 85% compared to October's 87%. For more details, view the full outlook for Sitka weather in November.
In October, temperatures in Sitka range from a chilly -3°C (28°F) to a mild 16°C (60°F), with an average of 7°C (45°F), while December sees a drop in temperatures with a minimum of -14°C (7°F) and a maximum of 10°C (50°F), averaging just 2°C (36°F). Both months experience significant precipitation, with October receiving 276 mm (10.9 in) and December slightly higher at 293 mm (11.5 in), but both months share the same number of wet days at 22. Humidity remains consistent at 87% in both months, contributing to the damp and cool atmosphere characteristic of Sitka. For more detailed weather insights, visit Sitka weather in December.
As October arrives in Sitka, the weather begins to shift dramatically, contrasting with the calmer summer months. The crisp air brings an invigorating chill, making way for temperatures that dip significantly compared to the lingering warmth of late summer. Rainfall becomes a defining feature, with a notable increase in precipitation days, often cloaking the landscape in a vibrant, moody atmosphere. Humidity levels are high, creating that quintessential Pacific Northwest feel. This transition not only highlights the seasonal change but also prepares the region for the wetter days ahead. To learn more about how Sitka's climate evolves, visit Sitka Climate.