October Weather in Shasta Lake, United States

Last updated: February 24, 2025

In October, Shasta Lake experiences a dynamic climate marked by maximum temperatures soaring up to 38°C (101°F) while the average temperature hovers around a pleasant 16°C (62°F). Nights can be quite cool, with minimum temperatures dipping to 4°C (39°F). This month witnesses 79 mm (3.1 in) of precipitation over just 4 days, contributing to a 67% humidity level that enhances the vibrant fall foliage. Autumn in Shasta Lake offers a unique blend of warm days and crisp evenings, making it an ideal time for outdoor activities amidst stunning natural beauty.

October Temperature in Shasta Lake

In October, Shasta Lake experiences a beautiful transition into fall, with temperatures reflecting the cooling trends of the season. The month brings a minimum temperature of 4°C (39°F), allowing for crisp mornings, while the average settles at a comfortable 16°C (62°F), making it a pleasant time for outdoor activities. Daytime highs can soar to 38°C (101°F), hinting at summer's lingering warmth. This month marks a notable shift from the scorching summer days, as temperatures gradually decline, leading to the more formidable chill of November. Overall, October in Shasta Lake offers a balanced mix of warm afternoons and chilly evenings, perfect for enjoying the stunning autumn foliage.

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

The chart illustrates October temperature patterns in Shasta Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454750576676848173615244
Data source: Temperature data for Shasta Lake 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 Shasta Lake

In Shasta Lake, October marks a transitional month with an average precipitation of 79 mm (3.1 in) spread over four days of rain. This increase from the dry summer months reflects a shift towards the wetter season, as rainfall begins to pick up after the near drought-like conditions of July and August, which recorded virtually no precipitation. Compared to the preceding month of September, which saw only 11 mm (0.4 in) over just one day, October's precipitation signals a return to more typical autumn weather patterns. This trend of escalating precipitation sets the stage for the wetter months ahead, notably November and December, when Shasta Lake often experiences its peak rainfall, averaging 152 mm (6.0 in) and 177 mm (7.0 in), respectively.

October Precipitation Trends in Shasta Lake

The chart displays monthly precipitation patterns in Shasta Lake, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2572292171166810011179152177
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Shasta Lake

In Shasta Lake, October marks an interesting transition in humidity levels as the autumn season settles in. Following the peak of summer when humidity dipped to a low of 42% in August, there is a noticeable uptick in moisture as October experiences an increase to 67%. This rise reflects a trend common in this region, where humidity levels begin to climb again after the dry summer months. As the air cools and the landscape shifts, residents can expect a more comfortable feel compared to the preceding months, though still significantly lower than the winter and early spring months, which boast humidity levels above 80%. The gradual return to increased moisture hints at the impending winter season and the cozy atmosphere it brings.

October Average Humidity in Shasta Lake

This chart illustrates the average monthly humidity levels in Shasta Lake, 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 Shasta Lake

October in Shasta Lake, United States, sees a drop in the UV Index compared to the blazing summer months, reflecting a more moderate sun exposure. With a UV Index of 6, categorized as high, residents and visitors should be aware of an increased risk of harm from unprotected sun exposure, necessitating a burn time of just 25 minutes. This shift signifies a transition from the extreme levels experienced earlier in the year, particularly in May and June, where the UV Index peaked at 11, demanding more stringent sun protection measures. As autumn approaches, it's crucial to stay informed about changing UV trends to enjoy the outdoors safely. For more detailed information, check out Shasta Lake UV Index.

Maximum UV Index Levels in Shasta Lake for October

The chart shows the monthly maximum UV Index (UVI) for Shasta Lake 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.
JanFebMarAprMayJunJulAugSepOctNovDec3478111110109643
Data source: Shasta Lake 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 Shasta Lake

In Shasta Lake, October brings a delightful transition, revealing 275 hours of sunshine—a gentle dip from the sun-drenched heights of summer. This month retains a significant portion of light, following a vibrant peak in July with 401 hours. As autumn descends, the golden hues of fall foliage create a picturesque backdrop, while daylight begins to wane, teasing with hints of the winter months ahead. Despite the decrease, October's sunshine is a reminder of the lingering warmth, as it gracefully blends into November's crisp air, which shows a notable drop to 200 hours. Overall, Shasta Lake's October embodies a balance between the tail end of summer's abundance and the approaching serenity of winter.

Monthly Sunshine Duration in Shasta Lake: October Highlighted

The October sunshine duration represents the total number of hours Shasta Lake 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.
JanFebMarAprMayJunJulAugSepOctNovDec114h186h228h284h353h388h401h352h310h275h200h162h
Data source: Shasta Lake October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Shasta Lake During October

In Shasta Lake, October brings a noticeable drop in the likelihood of sunny weather, with only a 49% chance of clear skies. This marks a significant decrease from the sun-drenched summer months, where July and August boast impressive probabilities of 86% and 91%, respectively. As the seasons transition, the onset of fall leads to cooler temperatures and a gradual increase in cloud cover. While October still enjoys a fair share of sunshine, it reflects a stark shift compared to the sunniest peak of summer, hinting at nature's retreat as winter approaches.

Percentage of Sunny Days in October in Shasta Lake

The chart illustrates the percentage of sunny days in Shasta Lake 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 Shasta Lake experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%52%59%73%78%82%86%91%82%49%43%35%
Data source: Shasta Lake October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Shasta Lake in October

As October arrives in Shasta Lake, the days begin to shorten, offering approximately 11 hours of daylight. This transitional month marks a noticeable decline from the 14 hours enjoyed in May and 15 hours in June, as summer gradually gives way to the crispness of autumn. The daylight hours continue to dwindle as November approaches, hinting at the impending winter months where sunlight will be limited to just 9 hours. This clear trend of decreasing daylight reflects the rhythmic dance of the seasons, encouraging residents and visitors alike to savor the remaining sun-drenched days before the long, cozy evenings set in.

Average Daylight Hours in Shasta Lake for October

The chart illustrates the variation in daylight duration in Shasta Lake throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 37m10h 39m11h 58m13h 19m14h 28m15h 1m14h 43m13h 41m12h 24m11h 3m9h 53m9h 17m
Data source: Shasta Lake daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Shasta Lake

In October, Shasta Lake experiences a consistent average wind speed of 2.2 m/s (5 mph), mirroring the tranquility of the preceding months. The variations throughout the year reveal a slight uptick in breeziness during May as summer approaches, where winds peak at 2.5 m/s (6 mph). However, as autumn settles in, the region returns to its moderate winds, creating a gentle ambiance perfect for enjoying the stunning fall foliage. Interestingly, the wind speeds remain stable in the months that follow, from November to December, reinforcing the charm of this serene lakeside destination. Overall, October's winds blend seamlessly with the beauty of the season, encouraging outdoor activities while maintaining a peaceful atmosphere.

Average October Wind Speed in Shasta Lake

The chart displays monthly wind speed patterns in Shasta Lake, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.32.32.22.52.12.02.02.22.2 m/s2.22.2
Data source: Shasta Lake October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Shasta Lake Compares to Other Months

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

When comparing the weather of October and January, notable differences emerge in temperature and precipitation. October typically boasts milder temperatures, with lows around 4°C (39°F) and highs reaching up to 38°C (101°F), while January experiences colder conditions, with a minimum of -5°C (24°F) and a maximum of 21°C (69°F). Precipitation is also significantly higher in January, totaling 257 mm (10.1 in) over 13 days, compared to October’s 79 mm (3.1 in) over just 4 days. Additionally, January tends to be more humid, with levels reaching 86% compared to October's 67%. For more specific details and insights, you can refer to the Shasta Lake weather in January.

October and February exhibit strikingly different weather patterns. In October, temperatures range from a comfortable minimum of 4°C (39°F) to a pleasant maximum of 38°C (101°F), with an average of 16°C (62°F). The month sees relatively light precipitation, totaling 79 mm (3.1 in) over about 4 days, and the humidity stands at 67%. In contrast, February is notably colder, with temperatures dipping as low as -4°C (25°F) and averaging 8°C (47°F), while peaking at 27°C (80°F). This month experiences significantly more rainfall, accumulating 229 mm (9.0 in) across approximately 10 days, accompanied by higher humidity levels at 87%. For more detailed information, visit Shasta Lake weather in February.

When comparing the weather of October and March, there are notable differences in temperature and precipitation. October boasts a minimum temperature of 4°C (39°F) and an average of 16°C (62°F), reaching a maximum of 38°C (101°F). The month experiences relatively light rainfall, with only 79 mm (3.1 in) over about 4 days and a humidity level of 67%. In contrast, March starts off colder, with a minimum of -2°C (29°F) and an average of 10°C (50°F), peaking at 27°C (81°F). This month is significantly wetter, with 217 mm (8.6 in) of precipitation spread over approximately 14 days and higher humidity at 86%. For more detailed information about weather conditions, you can check Shasta Lake weather in March.

In comparing the weather between October and April, October presents a wider temperature range with minimums at 4°C (39°F) and maximums reaching up to 38°C (101°F), averaging at a comfortable 16°C (62°F). In contrast, April starts cooler, with minimum temperatures dropping to 0°C (33°F) and a maximum of 32°C (90°F), averaging around 14°C (58°F). Precipitation is more significant in April, totaling 116 mm (4.6 in) over 9 days compared to October's 79 mm (3.1 in) across just 4 days. Additionally, April exhibits higher humidity levels at 83% versus October's 67%. For more details on April weather conditions specifically, you can check Shasta Lake weather in April.

When comparing the weather in October and May, October typically sees a broader temperature range with a minimum of 4°C (39°F) and a maximum of 38°C (101°F), while May presents a slightly narrower range with a minimum of 2°C (36°F) and a maximum of 37°C (100°F). The average temperature in October is around 16°C (62°F), slightly cooler than May's average of 19°C (66°F). Precipitation in October is 79 mm (3.1 in) over about 4 days, which is a bit higher than May's 68 mm (2.7 in) across roughly 5 days. Additionally, October averages 67% humidity compared to May's 72%. For more detailed information about the weather patterns in May, you can check out Shasta Lake weather in May.

When comparing the weather in October and June, notable differences emerge. October experiences a wider range in temperatures, with a minimum of 4°C (39°F) and a maximum reaching 38°C (101°F), while June's temperatures are generally warmer, ranging from a minimum of 7°C (45°F) to a maximum of 42°C (108°F). Precipitation levels also differ significantly; October sees about 79 mm (3.1 in) over four days, whereas June only receives 10 mm (0.4 in) on approximately one day. Both months share a humidity level of 67%, but the overall climate in June tends to feel much warmer and drier compared to the cooler and wetter October. For a more detailed look at June's weather, visit Shasta Lake weather in June.

The weather in October presents a stark contrast to that of July. October experiences a broader temperature range, with minimums dipping down to 4°C (39°F), averaging around 16°C (62°F), and maximums reaching up to 38°C (101°F). This month also sees some rainfall, with approximately 79 mm (3.1 inches) of precipitation over four days, leading to a higher humidity level of 67%. In contrast, July boasts much warmer temperatures, with minimums at 14°C (58°F), an average of 29°C (84°F), and soaring highs of 43°C (110°F). Notably, July is a dry month, recording no precipitation at all, which contributes to its lower humidity of 56%. For more details on July weather in Shasta Lake, you can visit Shasta Lake weather in July.

In October, the weather experiences a significant shift compared to August. October's temperatures range from a chilly minimum of 4°C (39°F) to a warm average of 16°C (62°F), and can reach a high of 38°C (101°F). It also sees an increase in precipitation with 79 mm (3.1 in) falling over about 4 days, combined with a humidity level of 67%. In contrast, August boasts much warmer temperatures, with minimums around 13°C (56°F), averages of 27°C (81°F), and maximums hitting as high as 43°C (110°F). August is notably dry, with only 1 mm (0.1 in) of rain, and no rainy days, resulting in lower humidity levels at 42%. For more detailed weather conditions in August, you can check Shasta Lake weather in August.

In comparing the weather of October and September, October presents a notable drop in average temperatures, with a min of 4°C (39°F), an average of 16°C (62°F), and a max of 38°C (101°F), contrasting sharply with September's warmer conditions that feature a min of 6°C (43°F), an average of 23°C (73°F), and a max of 42°C (108°F). Additionally, October experiences significantly more precipitation, totaling 79 mm (3.1 in) over 4 days, compared to just 11 mm (0.4 in) over 1 day in September. The humidity also rises in October to 67%, compared to September's more comfortable 46% levels. For a closer look at September's weather specifics, you can refer to Shasta Lake weather in September.

October and November present a notable transition in weather patterns. In October, temperatures range from a minimum of 4°C (39°F) to a maximum of 38°C (101°F), with an average of 16°C (62°F) and relatively moderate precipitation of 79 mm (3.1 in) over just 4 days. However, November brings a more pronounced drop in temperatures, with minimums plunging to -2°C (30°F) and an average of 11°C (52°F). Additionally, November is characterized by increased rainfall, accumulating 152 mm (6.0 in) over 8 days, and higher humidity levels at 86%. For a detailed look at the weather in Shasta Lake during this month, check out Shasta Lake weather in November.

October and December present contrasting weather patterns. In October, temperatures range from a chilly 4°C (39°F) at night to a warm average of 16°C (62°F) during the day, with the possibility of reaching highs of 38°C (101°F). This month experiences about 79 mm (3.1 in) of precipitation over just 4 days, contributing to a humidity level of 67%.

In contrast, December brings much colder temperatures, with minimums dipping down to -4°C (26°F) and daily averages around 7°C (45°F). Though maximum temperatures are milder at 22°C (72°F), December is significantly wetter, with 177 mm (7.0 in) of rainfall spread across 12 days, resulting in increased humidity at 86%. For a more detailed look at the weather patterns during this time, you can check Shasta Lake weather in December.

Compare Shasta Lake's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Shasta Lake

As October rolls in, Shasta Lake experiences a remarkable transition in weather. While the summer heat lingers with maximum temperatures often reaching the high 30s°C, the average drops to a comfortable 16°C (62°F), offering a refreshing reprieve from the sweltering summer months. With only four days of precipitation, rainfall remains manageable, yet frequent enough to enhance the area’s vibrant fall colors. The humidity settles around 67%, adding a crisp touch to the air, making October a perfect time for outdoor adventures and scenic views. To discover more about the seasonal changes and what to expect throughout the year, visit Shasta Lake Climate.