October Weather in Astoria, United States

Last updated: February 24, 2025

In Astoria, United States, October ushers in a transitional weather period characterized by cool temperatures and frequent rainfall. The month sees a maximum temperature reaching 22°C (71°F), while the average settles around a brisk 12°C (54°F). Nights can be quite chilly, with lows dipping to 3°C (37°F). Rainfall is notable, with 133 mm (5.2 in) accumulated over approximately 13 days, creating a humid atmosphere that averages 83%. This blend of moist conditions and cooler temperatures marks October as a time to enjoy the vibrant autumnal scenery in this picturesque coastal town.

October Temperature in Astoria

In Astoria, October marks a gentle transition into cooler weather, with temperatures reflecting a gradual decline from the warmth of summer. The month begins with a minimum temperature of 3°C (37°F), hinting at the impending chill, yet peaks at a pleasant 22°C (71°F), allowing for comfortable outdoor activities. The average temperature settles around 12°C (54°F), providing a crispness that invigorates the spirit. Compared to September’s lingering warmth, October offers a refreshing change, showcasing not just a drop in high temperatures, but an unmistakable shift towards the cozy embrace of autumn. As daylight shortens and colorful foliage emerges, Astoria transforms into a picturesque setting, perfect for enjoying the seasonal charm.

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

The chart illustrates October temperature patterns in Astoria, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec444346505559616260534844
Data source: Temperature data for Astoria 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 Astoria

In October, Astoria experiences a notable increase in rainfall, with 133 mm (5.2 in) of precipitation spread across 13 days. This pattern marks a slight uptick compared to the drier summer months, where July and August recorded a mere 14 mm (0.5 in) each, indicating a clear shift towards the wetter season. As the month progresses, this trend of increasing precipitation continues, foreshadowing the even heavier rains of November and December, which see averages above 190 mm. October's combination of cool, damp days and vibrant fall foliage paints a picturesque yet soggy scene, reflecting the Pacific Northwest's transition into its wetter climate phase.

October Precipitation Trends in Astoria

The chart displays monthly precipitation patterns in Astoria, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2071751421275851141479133196207
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Astoria

As October arrives in Astoria, the air remains pleasantly crisp, with humidity levels settling at 83%—a slight increase from the summer’s more comfortable averages. Throughout the year, humidity trends show a notable fluctuation, beginning at a high of 86% in January and November, then dipping to 73% in August, offering a reprieve from the dampness. This gradual rise in moisture from the summer's end into October hints at the onset of fall and the forthcoming winter months, where humidity levels will continue to climb again. With October's moderate humidity, Astoria strikes a balance between the lingering warmth of summer and the impending chill of winter, creating a uniquely invigorating atmosphere for residents and visitors alike.

October Average Humidity in Astoria

This chart illustrates the average monthly humidity levels in Astoria, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%85%83%84%84%82%73%74%83%86%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Astoria

As we step into October, Astoria experiences a UV Index of 5, signaling a return to moderate exposure after a summer of intense sun. This means you can expect approximately 30 minutes of safe sun exposure before risking a burn. October’s UV levels are a gentle reminder that while the days get shorter and cooler, UV rays still have the potential to impact your skin. When comparing to earlier months, it's noteworthy that following the summer peak, which saw very high UV levels in June and July, the index begins to taper, yet stays notable enough for outdoor activities. As always, staying informed about the daily UV levels is crucial. For more detailed insights and updates, check out Astoria UV Index.

Maximum UV Index Levels in Astoria for October

The chart shows the monthly maximum UV Index (UVI) for Astoria 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.
JanFebMarAprMayJunJulAugSepOctNovDec2356910987532
Data source: Astoria 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 Astoria

As October unfolds in Astoria, residents enjoy a brisk yet delightful transition into fall, greeted by approximately 199 hours of sunshine. This marks a notable decline from the summer peak, where July basked in an impressive 356 hours of sunlight. However, compared to the year's earlier months, October still offers a generous amount of light, particularly when juxtaposed with January’s mere 88 hours. This pattern highlights the region's shifting atmosphere - while the days shorten, the warmth of autumn invites a captivating beauty, allowing for vibrant foliage and a cozy ambiance that makes October a cherished month for both locals and visitors alike.

Monthly Sunshine Duration in Astoria: October Highlighted

The October sunshine duration represents the total number of hours Astoria 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.
JanFebMarAprMayJunJulAugSepOctNovDec88h128h205h227h286h320h356h328h259h199h129h101h
Data source: Astoria October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Astoria During October

In Astoria, October marks a shift in the weather, with a 27% chance of sunny days. This month follows a moderately bright September, which boasts a 36% chance of sunshine, showing a gradual decline as autumn takes hold. Compared to the earlier months, such as April and June, where the sun shines more frequently, October settles into a more subdued pattern, sharing a similar likelihood of brightness with May and the summer's tail-end months. However, it's essential to note that this percentage still beats the darker depths of winter, with November and December plummeting to around 14%. Overall, while October offers fewer chances for sunny weather than the mid-year peaks, it still provides a pleasant reprieve from the rain-drenched days that loom ahead.

Percentage of Sunny Days in October in Astoria

The chart illustrates the percentage of sunny days in Astoria 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 Astoria experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%15%31%42%26%40%32%31%36%27%14%14%
Data source: Astoria October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Astoria in October

As October arrives in Astoria, daylight begins its gradual retreat, offering approximately 10 hours of sunlight each day. This marks a significant drop from the lingering 12 hours experienced in September, signaling the transition into the darker days of fall. The trend of decreasing daylight is evident as the year progresses, peaking at a lush 15 hours in the height of summer during June and July. With each month, the daylight diminishes, reminding residents of the cyclical nature of the seasons. The shift from October's dusky glow to November's further reduction of light, down to 9 hours, foreshadows the cozy embrace of winter, where long evenings become the norm. As fall unfolds, Astoria's landscape transforms, inviting a sense of warmth and reflection under the softening daylight.

Average Daylight Hours in Astoria for October

The chart illustrates the variation in daylight duration in Astoria throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 4m10h 21m11h 57m13h 35m14h 59m15h 42m15h 18m14h 3m12h 28m10h 50m9h 24m8h 40m
Data source: Astoria daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Astoria

As October arrives in Astoria, the wind begins to pick up once again, averaging 3.4 m/s (8 mph)—an increase that reflects a transition from the calmer months preceding it. This resurgence in wind speed is consistent with the seasonal shifts experienced in the area, as the autumn months typically bring a lively breeze. Following a relatively gentle summer, where wind speeds hovered around 2.9 m/s (6 mph) in August and 2.8 m/s (6 mph) in September, October's winds signal a return to the more robust conditions seen earlier in the year. Moreover, these winds will continue to escalate into November, where they reach an average of 3.8 m/s (9 mph), creating an invigorating atmosphere unique to Astoria's fall. This cyclical pattern not only enhances the coastal charm of the city but also invites locals and visitors alike to embrace the invigorating spirit of October.

Average October Wind Speed in Astoria

The chart displays monthly wind speed patterns in Astoria, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.44.03.32.63.12.73.02.92.83.4 m/s3.83.6
Data source: Astoria October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Astoria Compares to Other Months

The weather in Astoria 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 Astoria and find detailed weather information for every month.

October and January exhibit significant differences in weather patterns. In October, temperatures range from a mild 3°C (37°F) at night to a warm 22°C (71°F) during the day, with an average temperature of 12°C (54°F). The month sees 133 mm (5.2 in) of rainfall across 13 days and maintains a relatively high humidity level of 83%. In contrast, January experiences much colder temperatures, with a minimum of -7°C (20°F) and a maximum of 13°C (56°F), averaging around 7°C (44°F). This winter month is wetter, with 207 mm (8.1 in) of precipitation over 17 days, and humidity rises slightly to 86%. For detailed insights, check Astoria weather in January.

October and February showcase contrasting weather patterns, each with distinct characteristics. October brings milder temperatures with a minimum of 3°C (37°F) and an average of 12°C (54°F), peaking at 22°C (71°F). In contrast, February experiences colder conditions, with temperatures dropping to a minimum of -2°C (28°F) and averaging 6°C (43°F), reaching a maximum of 14°C (58°F). While October has 13 days of precipitation totaling 133 mm (5.2 in), February is wetter, with 18 days of rain accumulating 174 mm (6.9 in). Despite the increased precipitation, February maintains a slightly higher humidity level at 84%, compared to October's 83%. For more details on February weather, visit Astoria weather in February.

October and March present contrasting yet mild weather conditions. In October, temperatures range from a minimum of 3°C (37°F) to a maximum of 22°C (71°F), with an average of 12°C (54°F). The month experiences about 133 mm (5.2 in) of precipitation over 13 days, all while maintaining a high humidity level of 83%. Conversely, March sees cooler days, with temperatures dipping to -1°C (31°F) at night and peaking at 22°C (72°F) during the day, averaging 8°C (46°F). This month is slightly wetter, with a total precipitation of 142 mm (5.6 in) over 17 days, and humidity remains high at 85%. For more detailed insights on the weather in March, check out Astoria weather in March.

When comparing the weather in October and April, both months exhibit relatively mild temperatures, with October experiencing a minimum of 3°C and an average of 12°C, while April has a slightly lower average temperature of 10°C. The maximum temperature in April can reach up to 26°C, providing a warmer peak compared to October's 22°C. Precipitation levels are quite similar, with October recording 133 mm over 13 days and April at 127 mm over 15 days, highlighting that both months can be quite rainy. Interestingly, humidity remains constant at 83% for both months, contributing to a damp feeling in the air. For more detailed insights, you can check Astoria weather in April.

October and May present distinct weather patterns. In October, temperatures range from a chilly minimum of 3°C (37°F) to a mild maximum of 22°C (71°F), with an average temperature of 12°C (54°F). The month sees considerable rainfall of 133 mm (5.2 in) spread over 13 days, coupled with a high humidity level of 83%. In contrast, May features slightly warmer conditions, with temperatures varying from a minimum of 6°C (43°F) to a much warmer 28°C (83°F), and an average reaching 13°C (55°F). Precipitation is significantly lower at 58 mm (2.3 in) across 11 days, while the humidity remains similar at 84%. For a closer look at the weather specifics, you can check Astoria weather in May.

When comparing the weather in October and June, a clear contrast emerges. October features a cooler temperature range, with minimums of 3°C (37°F) and maximums reaching 22°C (71°F), whereas June boasts warmer conditions, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 32°C (90°F). Additionally, October experiences significantly higher precipitation at 133 mm (5.2 in) over 13 days, compared to June's 51 mm (2.0 in) over just 8 days. Despite October’s cooler and wetter climate, both months maintain a relatively high humidity level, with October at 83% and June slightly higher at 84%. For more detailed insights into June's climate, visit Astoria weather in June.

In comparing the weather in October and July, October presents cooler temperatures, with a minimum of 3°C (37°F) and an average of 12°C (54°F), reaching a maximum of 22°C (71°F). In contrast, July features milder conditions, boasting a minimum of 11°C (51°F) and an average of 16°C (61°F), peaking at 27°C (81°F). Additionally, October experiences significantly higher precipitation, with 133 mm (5.2 in) over 13 days, while July is much drier, receiving only 14 mm (0.5 in) across 3 days. The humidity levels are similar, with October at 83% and July at 82%. For more detailed insights about July weather, check out Astoria weather in July.

When comparing the weather in October to that of August, it's clear that October brings cooler temperatures, with a minimum of 3°C (37°F) and an average of 12°C (54°F), compared to August's milder range of 10°C (51°F) minimum and a comforting average of 17°C (62°F). August showcases warmer highs, peaking at 30°C (86°F), while October's maximum reaches just 22°C (71°F). Additionally, October experiences significantly more precipitation, accumulating 133 mm (5.2 in) over 13 rainy days, unlike August's mere 14 mm (0.5 in) over just 4 days. The humidity in October is higher at 83%, compared to 73% in August, creating a distinctly different atmosphere. For more detailed weather insights, you can check Astoria weather in August.

In comparison to September, October's weather tends to be cooler and wetter. While September enjoys milder conditions with an average temperature of 16°C (61°F) and maximums reaching 29°C (84°F), October sees a notable drop, averaging around 12°C (54°F) and peaking at 22°C (71°F). Additionally, precipitation increases significantly in October, with 133 mm (5.2 in) recorded over 13 days, compared to September's 79 mm (3.1 in) over just 9 days. The humidity also rises in October to an average of 83%, reflecting the transition to the wetter fall season. For more insights into September weather, you can visit Astoria weather in September.

October tends to be milder compared to November, with average temperatures ranging from a minimum of 3°C to a maximum of 22°C, whereas November sees lower averages with minimum temperatures around 1°C and a maximum of 16°C. Precipitation also increases significantly in November, with 196 mm over 18 days compared to October's 133 mm over 13 days, making November wetter and more prone to overcast skies. Additionally, humidity levels rise slightly from 83% in October to 86% in November, contributing to a chillier feel as the month progresses. For more detailed information, you can check Astoria weather in November.

October and December present contrasting weather patterns that highlight the transition into winter. In October, temperatures range from a minimum of 3°C (37°F) to a maximum of 22°C (71°F), with an average of 12°C (54°F). The month sees significant rainfall, accumulating 133 mm (5.2 in) over approximately 13 days, and the humidity hovers around 83%.

In contrast, December experiences colder conditions, with temperatures dipping as low as -3°C (28°F) and peaking at 14°C (57°F), yielding an average of 6°C (44°F). Precipitation increases to 207 mm (8.1 in), spread over 20 days, and humidity rises slightly to 87%. For a closer look at the weather specifics in December, you can visit Astoria weather in December.

Compare Astoria's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Astoria

October in Astoria marks a significant transition from the warmth of summer to the crispness of autumn, characterized by cooler temperatures and increased precipitation. With an average of 12°C (54°F), the weather becomes notably chillier, particularly at night when temperatures can drop to around 3°C (37°F). Unlike the dry summer months, October brings about a shift toward higher humidity levels and frequent rain, averaging 133 mm (5.2 in) over approximately 13 days. This combination of cooler temperatures and damp conditions sets the stage for the striking fall foliage and a cozy atmosphere unique to this time of year. To explore more about Astoria's diverse climate throughout the year, check out our detailed guide on Astoria Climate.