October Weather in Mount Shasta, United States

Last updated: February 24, 2025

October weather in Mount Shasta, United States, is characterized by a dynamic range of temperatures, with a maximum reaching 31°C (87°F) and a minimum dipping to -4°C (25°F). The average temperature settles at a crisp 10°C (51°F), making it a month of notable contrasts. With 76 mm (3.0 in) of precipitation over roughly 5 days, the region experiences moderate rainfall, contributing to its lush landscapes. The humidity level hovers around 67%, adding a refreshing chill to the autumn air. This month is perfect for those who appreciate the beauty of changing seasons amidst scenic mountain backdrops.

October Temperature in Mount Shasta

As October arrives at Mount Shasta, temperatures begin to reflect the transition into autumn. With minimum temperatures dipping to a chilly -4°C (25°F), it signals the year's impending cold. Daytime averages reach a cool 10°C (51°F), while the highs can still touch a mild 31°C (87°F), showcasing a remarkable range as the region bids farewell to the warmth of summer. This month marks a shift from the warmth of September, where highs lingered around 36°C (96°F), to a more temperate climate, indicating the onset of winter preparations. Nature's palette shifts with fading greens, and crisp air fills the atmosphere, inviting visitors to experience the breathtaking scenery as it transforms into stunning autumn hues.

October Weather in Mount Shasta: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Mount Shasta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343538455464737162504134
Data source: Temperature data for Mount Shasta 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 Mount Shasta

In October, Mount Shasta experiences a noticeable uptick in precipitation, receiving an average of 76 mm (3.0 in) over 5 days, marking a shift as the region transitions into the wetter months of fall. This amount is slightly higher than the preceding months, particularly when compared to the summer's minimal rainfall, which plummets to just 5 mm (0.2 in) in July. As autumn sets in, precipitation starts to recover, paving the way for more consistent rain as winter approaches. The pattern of increased moisture foreshadows November's even heftier average of 128 mm (5.1 in), underscoring a significant climatic shift in the region as it gears up for the snow-laden months ahead.

October Precipitation Trends in Mount Shasta

The chart displays monthly precipitation patterns in Mount Shasta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2272182041218727592376129153
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Mount Shasta

As autumn arrives in Mount Shasta, October brings a noticeable increase in humidity, which settles at 67%, marking a shift from the drier summer months. This rise contrasts sharply with August's low of 42% and September's 46%, indicating the gradual return of moisture in the air. The humidity levels in October are still significantly lower than the winter months, where levels soar back up to 86% in November and December. Overall, October serves as a transitional month, hinting at the approaching winter as the crisp air begins to replace the summer warmth, creating a unique blend of freshness and moisture in the region.

October Average Humidity in Mount Shasta

This chart illustrates the average monthly humidity levels in Mount Shasta, 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%87%86%83%72%67%56%42%46%67%86%86%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Mount Shasta

As we transition into October, the UV Index in Mount Shasta, United States, shifts to a high rating of 7, indicating that sun safety remains important. This month, the recommended burn time extends to 25 minutes, allowing for more leisure in the sunlight compared to the peak summer months, when indices soared to an extreme level of 12. Notably, the UV Index shows a gradual decline from its summer highs, reflecting the changing seasons; however, caution is still advised as exposure can lead to skin damage. For more detailed insights on the UV Index trends throughout the year, visit Mount Shasta UV Index.

Maximum UV Index Levels in Mount Shasta for October

The chart shows the monthly maximum UV Index (UVI) for Mount Shasta 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.
JanFebMarAprMayJunJulAugSepOctNovDec3589111211109743
Data source: Mount Shasta 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 Mount Shasta

As the vibrant colors of fall begin to paint the landscape, October in Mount Shasta offers a beautiful balance of sunshine and crisp air, boasting an impressive 274 hours of sunlight. This month marks a gentle decline from the sun-soaked heights of summer, where July shines with the most hours at 402, signifying a transition from the peak summer warmth. While the brightness begins to wane slightly, October still shines brighter than many earlier months, such as November, which drops to 196 hours. The gradual decrease through the autumn months is a reminder of nature's rhythms, inviting residents and visitors alike to embrace the stunning views and the comfortable, sunny days that this picturesque mountain town provides.

Monthly Sunshine Duration in Mount Shasta: October Highlighted

The October sunshine duration represents the total number of hours Mount Shasta 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.
JanFebMarAprMayJunJulAugSepOctNovDec111h183h228h282h352h386h402h356h309h274h196h160h
Data source: Mount Shasta October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mount Shasta During October

As October rolls into Mount Shasta, the likelihood of sunny weather sees a notable dip, with only a 43% chance of sunny days compared to the vibrant summer months. Following a peak in August at 87%, the trend shows a gentle decline as the region transitions into fall, with September still holding a respectable 78%. This decrease continues into the later months, reflecting the typical seasonal change, where crisp autumn air begins to dominate. While October may not boast the highest probability of sunshine, it still offers a charming backdrop for those who appreciate the beauty of fall foliage against the serene mountain landscape.

Percentage of Sunny Days in October in Mount Shasta

The chart illustrates the percentage of sunny days in Mount Shasta 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 Mount Shasta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%44%54%70%69%75%84%88%78%43%35%30%
Data source: Mount Shasta October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mount Shasta in October

In October, daylight in Mount Shasta begins to wane as the vibrant hues of autumn take hold. With approximately 11 hours of sunlight each day, this month marks a transition from the longer days of summer, peaking at 15 hours in June. Following a gradual decline, the daylight hours dip from 14 hours in July to 12 hours in September, showcasing the natural rhythm of the seasons. As the days grow shorter, the region prepares for the cozy embrace of winter, with 9 hours of daylight in both November and December. This steady decrease highlights the cyclical nature of light, inviting residents and visitors alike to savor the crisp, golden afternoons that October has to offer.

Average Daylight Hours in Mount Shasta for October

The chart illustrates the variation in daylight duration in Mount Shasta throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 34m10h 38m11h 58m13h 21m14h 30m15h 5m14h 45m13h 43m12h 24m11h 2m9h 50m9h 14m
Data source: Mount Shasta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Mount Shasta

As October unfolds in Mount Shasta, the winds dance gracefully at an average speed of 2.2 m/s (5 mph), mirroring the trend of other months in this serene haven. Following a gentle breeze in September, the wind picks up slightly, reflecting a subtle increase from the fluctuations of earlier spring and summer months. This consistency signals a transition into the cooler season, as autumn's embrace begins to replace the lingering warmth of summer. Notably, after a peak in March and May, the average wind speeds settle into a rhythm that prepares the landscape for the chill of winter, yet remains inviting for those who venture outdoors to experience the breathtaking beauty of the fall foliage against the majestic Mount Shasta.

Average October Wind Speed in Mount Shasta

The chart displays monthly wind speed patterns in Mount Shasta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.32.42.12.42.21.91.92.02.2 m/s1.92.0
Data source: Mount Shasta October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Mount Shasta Compares to Other Months

The weather in Mount Shasta 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 Mount Shasta and find detailed weather information for every month.

October and January present stark contrasts in weather conditions. In October, temperatures range from a chilly -4°C (25°F) at night to a warm 31°C (87°F) during the day, with an average of 10°C (51°F). This month experiences moderate precipitation of 76 mm (3.0 in) over about 5 days, coupled with a humidity level of 67%. In contrast, January is much colder, with temperatures dipping as low as -19°C (-3°F) and rarely exceeding 14°C (58°F), resulting in an average temperature of just 1°C (35°F). This month sees significantly more precipitation, totaling 227 mm (8.9 in) over 13 days, and a higher humidity level of 86%. For a detailed look at January weather specifics, you can visit Mount Shasta weather in January.

In comparing the weather of October and February, October typically presents a much milder climate with average temperatures around 10°C (51°F) and maximums reaching up to 31°C (87°F), making it a pleasant time of year with relatively low precipitation of 76 mm (3.0 in) over about 5 days. In contrast, February experiences more extreme cold, featuring average temperatures of only 2°C (36°F) and minimums dipping to -13°C (8°F). Additionally, February is characterized by heavier precipitation, totaling 218 mm (8.6 in) across 11 days, along with increased humidity at 87%. For more information about February's weather specifics, you can visit Mount Shasta weather in February.

When comparing the weather in October and March, several notable differences emerge. October experiences a wider temperature range with a minimum of -4°C (25°F) and a maximum of 31°C (87°F), resulting in an average of 10°C (51°F). In contrast, March has a colder minimum of -15°C (6°F) and a maximum of 20°C (68°F), with an average temperature of just 3°C (38°F). Additionally, October sees less precipitation, totaling 76 mm (3.0 in) over approximately 5 days, while March is much wetter, with 204 mm (8.0 in) falling over 16 days. The humidity is also higher in March at 86%, compared to October's 67%. For more specific details on the climate, you can check the Mount Shasta weather in March.

When comparing the weather in October and April, October typically features a wider temperature range with minimums around -4°C (25°F) and maximums reaching 31°C (87°F). This month averages a comfortable 10°C (51°F) while experiencing relatively moderate precipitation of 76 mm (3.0 in) over about five days and a humidity level of 67%. In contrast, April showcases cooler temperatures, with minimums dropping to -6°C (22°F) and an average of 7°C (45°F), peaking at 25°C (77°F). This month sees more rainfall, totaling 121 mm (4.8 in) over roughly ten days and a higher humidity of 83%. For more detailed insights on the weather during this month, you can check out Mount Shasta weather in April.

In comparing the weather of October and May, we observe some interesting similarities and differences. Both months experience a range of temperatures, with average highs around 30 degrees Celsius (86°F), yet October tends to have a slightly warmer average of 10°C (51°F) compared to May's 12°C (54°F). In terms of precipitation, May is wetter, receiving 87 mm (3.4 inches) over 9 days, compared to October's 76 mm (3.0 inches) over just 5 days. Additionally, May has a higher humidity level at 72%, compared to October's 67%. For those seeking specifics about the climate during this season, more details can be found at Mount Shasta weather in May.

October and June present distinct weather patterns, with notable differences in temperature and precipitation. In October, temperatures can dip as low as -4°C (25°F) at night, while averaging around 10°C (51°F) during the day, peaking at 31°C (87°F). This month experiences a total precipitation of 76 mm (3.0 in) over about 5 days, maintaining a steady humidity level of 67%. Conversely, June showcases milder temperatures, with a minimum of 0°C (32°F) and an average of 18°C (64°F), reaching a maximum of 35°C (96°F). Additionally, June is significantly drier, receiving only 27 mm (1.1 in) of precipitation over 4 days, yet the humidity remains constant at 67%. For more information on weather specifics in June, visit Mount Shasta weather in June.

When comparing the weather in October to that of July, significant differences emerge. October experiences a broader temperature range, with minimums dipping to -4°C (25°F) and max temperatures reaching 31°C (87°F), while the average settles around a cooler 10°C (51°F). In contrast, July boasts milder minimum temperatures of 8°C (47°F) and averages around 23°C (73°F) under a much warmer peak of 37°C (99°F). Additionally, October sees more precipitation, averaging 76 mm (3.0 in) over about five days and higher humidity at 67%. Conversely, July is much drier, with only 5 mm (0.2 in) of rain across just one day, and it enjoys lower humidity at 56%. For more detailed insights, you can check out Mount Shasta weather in July.

When comparing the weather in October to that in August, notable differences emerge in temperature, precipitation, and humidity levels. August typically experiences warmer temperatures, with an average of 22°C (71°F) and maximum highs reaching up to 37°C (98°F). In contrast, October's temperatures are considerably cooler, averaging around 10°C (51°F) with a maximum of 31°C (87°F) and even dipping to a minimum of -4°C (25°F).

August also sees significantly less precipitation, averaging only 9 mm (0.4 in) over about two days, while October experiences more rain, totaling 76 mm (3.0 in) over five days. Additionally, October's humidity stands at 67%, a stark increase from August's 42%, contributing to a much cooler and damp atmosphere as the autumn season approaches. For more detailed August weather insights, you can check out Mount Shasta weather in August.

October's weather showcases a broader temperature range compared to September, with minimums dropping to -4°C (25°F) and maximums reaching 31°C (87°F). In contrast, September experiences milder temperatures, with minimums at -1°C (30°F) and maximums peaking at 36°C (96°F). Additionally, October sees a noticeable increase in precipitation, with 76 mm (3.0 in) over five days, while September has only 23 mm (0.9 in) across four days and significantly lower humidity at 46%. For more details on September's weather, you can visit Mount Shasta weather in September.

October and November present a stark contrast in weather conditions. In October, temperatures can range from a chilly -4°C (25°F) at night to a warm 31°C (87°F) during the day, with an average of 10°C (51°F). The month sees moderate precipitation of 76 mm (3.0 in) spread over about 5 days, with a humidity level of 67%. In contrast, November brings significantly colder temperatures, with lows dipping to -14°C (7°F) and a maximum of only 23°C (73°F), averaging around 5°C (42°F). This month also experiences increased precipitation totaling 128 mm (5.1 in) over 9 days, accompanied by higher humidity levels at 86%. For more detailed information on the weather in this period, you can refer to Mount Shasta weather in November.

In October, temperatures in the region range from a chilly -4°C (25°F) at night to a warm 31°C (87°F) during the day, with an average of 10°C (51°F). The month sees approximately 76 mm (3.0 in) of precipitation across 5 days, accompanied by a humidity level of 67%. By December, temperatures drop significantly, with minima reaching -10°C (14°F) and a much cooler average of 1°C (34°F), peaking at 17°C (63°F). December is wetter, with 153 mm (6.0 in) of precipitation over 12 days, and humidity rises to 86%. For more detailed insights, you can check Mount Shasta weather in December.

Compare Mount Shasta's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Mount Shasta

As October sets in at Mount Shasta, the weather showcases a fascinating transition that contrasts sharply with the warmer summer months. While daytime temperatures can reach a pleasant 31°C (87°F), the nights bring a significant chill, often dipping as low as -4°C (25°F). This month also marks the increase in precipitation, with a total of 76 mm (3.0 in) falling over just 5 days, contributing to the lush scenery and vibrant fall colors. Humidity hovers around 67%, adding a crispness to the air that signals the shift towards winter. For those looking to understand the nuances of Mount Shasta's climate, the month of October offers a unique experience that prepares us for the colder months ahead. For more detailed insights, check out Mount Shasta Climate.