August Weather in Shasta, United States

Last updated: February 24, 2025

In August, Shasta, United States, experiences a warm and dry climate, with temperatures soaring to a maximum of 44°C (112°F) and averaging around 28°C (83°F). The nights offer a cooler respite, with minimum temperatures dropping to 15°C (59°F). Remarkably, the month records zero days of precipitation, resulting in a total precipitation amount of only 2 mm (0.1 in). The humidity remains moderate at 60%, contributing to the overall summer ambiance. This perfect, sun-drenched weather invites visitors to explore the natural beauty and outdoor activities that Shasta has to offer.

August Temperature in Shasta

In August, Shasta basks in the warmth of summer, with temperatures reflecting a delightful peak in the region's heat profile. The minimum temperature hovers around a mild 15°C (59°F), ensuring comfortable evenings, while the average climbs to a toasty 28°C (83°F). This month often dazzles with daytime highs reaching an impressive 44°C (112°F), making it one of the hottest times of the year. As the month draws to a close, the gradual transition to cooler weather becomes evident, hinting at a shift that will unfold in September. The consistent increase in temperature trends from late spring into mid-summer emphasizes Shasta's reputation for warm, sunlit days perfect for outdoor adventures and lakeside relaxation.

August Weather in Shasta: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Shasta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec474952596778858375635346
Data source: Temperature data for 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.

August Precipitation in Shasta

In Shasta, United States, August is characterized by a dramatic dip in precipitation, with only 2 mm (0.1 in) recorded, marking it as one of the driest months of the year. The absence of rain during this month stands in stark contrast to the heavier precipitation observed earlier, particularly in January, which boasts 213 mm (8.4 in) spread across 12 days. The trend over the summer reveals a steady decline, with July receiving a mere 1 mm and zero precipitation days, culminating in August's dry spell. This seasonal shift sets the stage for the return of rainfall in the fall, as September begins to show signs of increased moisture, albeit modestly, with 9 mm (0.3 in) anticipated over just one day. Thus, Shasta's climate illustrates a clear pattern of summer dryness followed by a resurgence of rain as the seasons transition, underscoring its dynamic weather variability.

August Precipitation Trends in Shasta

The chart displays monthly precipitation patterns in Shasta, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec2131921879259812966123149
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Shasta

In Shasta, United States, August marks a notable shift in humidity, dipping to 60% as summer approaches its end. This decline from July's 70% indicates a gradual easing of the muggy warmth typical of the season. As the year progresses, humidity levels generally trend downward from the highs of 86% in January and December, reaching their lowest point in August. Following this, humidity begins to rise again in September, showcasing a cyclical pattern influenced by seasonal changes. The contrast between the sultry summer months and the wetter winter ones creates a dynamic climate, revealing Shasta's unique atmospheric rhythm throughout the year.

August Average Humidity in Shasta

This chart illustrates the average monthly humidity levels in Shasta, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Shasta

In August, Shasta experiences a UV Index of 10, placing it in the very high exposure category with a burn time of just 15 minutes. This trend mirrors July’s conditions, suggesting that summer's intensity persists, with levels consistently high since April. As the months progress from January’s moderate UV conditions, which offer a safer 30 minutes before burning, Shasta has seen a notable escalation in UV exposure. Even September maintains a very high index of 9, indicating that while the summer sun begins to wane, caution remains paramount for outdoor enthusiasts. For a detailed insight into UV trends throughout the year, visit Shasta UV Index.

Maximum UV Index Levels in Shasta for August

The chart shows the monthly maximum UV Index (UVI) for Shasta in August, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3478101110109642
Data source: Shasta August 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.

August Sunshine in Shasta

In Shasta, United States, the August sunshine offers a welcoming blend of vibrant warmth and lingering summer days. With 354 hours of glorious sunshine, August showcases a slight dip from the sun-soaked heights of July, which boasted an impressive 401 hours. However, as the summer transitions into early autumn, the consistent sunlight is still abundant compared to the cooler months ahead, with notably lower hours in November and December. This pattern reflects Shasta's characteristic seasonal rhythm, where sunshine peaks in the summer months before gradually receding, making the most of every radiant hour. As the sun continues to shine in August, residents and visitors alike can revel in the season’s beauty, basking in the golden warmth before fall sets in.

Monthly Sunshine Duration in Shasta: August Highlighted

The August sunshine duration represents the total number of hours Shasta experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec126h194h241h293h359h388h401h354h312h279h209h170h
Data source: Shasta August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Shasta During August

In Shasta, United States, the likelihood of sunny weather reaches its peak in August, with an impressive 91% chance of sunshine. This upward trend in sunny days is evident as the month progresses, starting from a modest 32% in January and steadily climbing to 86% by July. Each month reveals a growing pattern of brightness, with notable increases during the spring and early summer months, culminating in the summer's embrace of warmth and clarity. As September approaches, the chance of sunny weather remains high at 82%, signaling that while August boasts the best weather, the allure of bright skies lingers for a while longer.

Percentage of Sunny Days in August in Shasta

The chart illustrates the percentage of sunny days in Shasta throughout the year, with August 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 experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%54%60%74%79%83%86%91%82%50%45%38%
Data source: Shasta August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Shasta in August

As summer reaches its zenith, August brings a delightful 13 hours of daylight to Shasta, United States, providing ample time to enjoy the great outdoors. Though this is a slight decline from the peak of 15 hours experienced in June, it still reflects a robust abundance of sunlight that encourages outdoor activities. Following a trajectory established in the warmer months, daylight hours begin their gradual decline as autumn approaches, with September seeing a decrease to 12 hours. This transition highlights the rhythm of nature, where each month gracefully shifts in brightness, inviting residents to savor the lingering warmth of summer while preparing for the cozy days ahead.

Average Daylight Hours in Shasta for August

The chart illustrates the variation in daylight duration in Shasta throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 38m10h 40m11h 58m13h 19m14h 27m15h14h 42m13h 41m12h 24m11h 3m9h 53m9h 18m
Data source: Shasta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Shasta

In Shasta, August brings a gentle breeze, with an average wind speed of 2.0 m/s (4 mph), mirroring the calmness felt during the warmer summer months. Throughout the year, winds in this picturesque region show subtle variations—peaking in May at 2.5 m/s (6 mph)—before tapering off as autumn approaches. This trend of minimal wind speeds from July to September highlights the tranquil summer atmosphere that locals and visitors alike cherish. Even in the coming months, as the year transitions, the winds remain relatively mild, rarely deviating beyond 2.2 m/s (5 mph). This consistency alludes to Shasta's serene climate, making it an ideal spot for peaceful outdoor adventures.

Average August Wind Speed in Shasta

The chart displays monthly wind speed patterns in Shasta, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.22.32.22.52.22.02.0 m/s2.02.12.01.9
Data source: Shasta August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Shasta Compares to Other Months

The weather in Shasta changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Shasta and find detailed weather information for every month.

The weather in August is characterized by warm temperatures, with an average of 28°C (83°F) and a maximum reaching up to 44°C (112°F), while experiencing minimal precipitation of just 2 mm (0.1 in) over the course of the month. In stark contrast, January sees much cooler conditions, with temperatures averaging around 8°C (47°F) and dipping as low as -3°C (27°F). The winter month is notably wetter, receiving an impressive 213 mm (8.4 in) of precipitation across 12 days, alongside higher humidity levels averaging 86%. For more details, you can check out Shasta weather in January.

August typically offers a warm and dry climate, with average temperatures ranging from a pleasant 15°C (59°F) to a scorching 44°C (112°F). This month experiences minimal precipitation, averaging only 2 mm and boasting zero rainy days, accompanied by a moderate humidity level of 60%. In stark contrast, February brings much cooler temperatures, with averages between -3°C (27°F) and 27°C (81°F). This winter month is characterized by significantly higher precipitation, totaling 192 mm over nine days, along with increased humidity levels at 85%. For a more detailed overview of the weather in this month, you can check Shasta weather in February.

August and March showcase stark contrasts in weather patterns. In August, temperatures soar with a minimum of 15°C (59°F), averaging around 28°C (83°F), and occasionally peaking at a sweltering 44°C (112°F). The month is virtually dry, with only 2 mm (0.1 in) of precipitation and no rainy days, accompanied by a humidity level of 60%. Conversely, March presents a much cooler climate with a minimum of 0°C (32°F) and an average temperature of 11°C (52°F), reaching a maximum of 27°C (81°F). This month is marked by significant rainfall, accumulating 187 mm (7.4 in) over 14 days, resulting in a high humidity level of 85%. For a detailed look at March weather conditions, you can visit Shasta weather in March.

When comparing the weather in August and April, significant differences become clear. August features much higher temperatures, with an average of 28°C (83°F) and a maximum that can soar to 44°C (112°F), while April's temperatures are considerably cooler, averaging 15°C (59°F) and peaking at 33°C (91°F). In terms of precipitation, August is notably dry, recording just 2 mm (0.1 in) without any rainy days, while April is much wetter, receiving 92 mm (3.6 in) over approximately 8 days. Additionally, April has higher humidity levels at 82%, compared to August's more moderate 60%. For a closer look at the specific weather conditions in April, you can check out Shasta weather in April.

August and May present strikingly different weather patterns. In August, temperatures soar, with an average of 28°C (83°F) and a maximum reaching up to 44°C (112°F), while experiencing very little precipitation—only 2 mm (0.1 in) over the month and no rainy days. Conversely, May offers a much cooler climate, with an average temperature of 20°C (68°F) and a maximum of 38°C (101°F). It also sees significantly more rainfall, with 59 mm (2.3 in) across five days, and higher humidity at 81%. For a detailed look at May weather, check out Shasta weather in May.

In comparing the weather of August and June, August tends to be hotter with average temperatures around 28°C (83°F) and a maximum reaching 44°C (112°F), whereas June has a cooler average of 25°C (78°F) and a peak of 43°C (109°F). Interestingly, June experiences more rainfall, with 8 mm (0.3 in) of precipitation over just one day, compared to virtually no rain in August. Additionally, humidity levels are higher in June at 79%, while August sees a more moderate humidity of 60%. For a detailed look at the weather specific to June, you can check Shasta weather in June.

In comparing the weather of August and July, we notice that both months are characterized by high temperatures, but August tends to be slightly cooler on average. In August, the minimum temperature is 15°C (59°F) and the average is 28°C (83°F), while July begins at a minimum of 16°C (61°F) with an average temperature of 30°C (86°F). The maximum temperatures are similar, peaking at 44°C (112°F) during both months. Precipitation remains minimal in both months, with August receiving only 2 mm (0.1 in) and July just 1 mm (0.0 in), as detailed in Shasta weather in July. Additionally, humidity is slightly higher in July at 70% compared to August's 60%, making August feel a bit drier overall.

August typically boasts warmer temperatures, with a minimum of 15°C (59°F) and an average of 28°C (83°F), reaching a scorching maximum of 44°C (112°F). In contrast, September sees a notable drop in the minimum temperature to 7°C (44°F) and an average of 24°C (75°F), while the maximum temperature remains high at 43°C (109°F). Precipitation is minimal in August, with zero days of rain, but in September, there's a slight increase to 9 mm (0.3 in) over one day, while humidity remains fairly constant at 60% in August and slightly rises to 62% in September. For more specific details, you can check Shasta weather in September.

August weather is characterized by high temperatures, with minimums around 15°C (59°F) and averaging 28°C (83°F), reaching up to a scorching maximum of 44°C (112°F). This month is generally dry, experiencing no precipitation over its 31 days, and a moderate humidity level of 60%. In contrast, October brings a significant shift in climate. The temperatures drop, with minimums around 5°C (41°F) and an average of 17°C (64°F), peaking at a much milder 38°C (101°F). Rainfall increases dramatically, with 66 mm (2.6 in) of precipitation over four days, and humidity rises to 72%. For more detailed information about the weather in October, you can check this link: Shasta weather in October.

August and November present strikingly different weather patterns. In August, temperatures typically range from a comfortable minimum of 15°C (59°F) to a scorching maximum of 44°C (112°F), with an average of 28°C (83°F). Additionally, this month sees minimal precipitation, averaging just 2 mm (0.1 in), and boasts no rainy days, resulting in relatively low humidity at 60%. In contrast, November brings a significant drop in temperatures, with a minimum of -1°C (31°F), an average of 12°C (54°F), and a maximum of 29°C (84°F). Rainfall becomes notable during this month, with 123 mm (4.8 in) spread over about 7 days, contributing to higher humidity levels of 87%. For more specific details, you can check Shasta weather in November.

August and December showcase stark contrasts in weather. August boasts warm temperatures with a minimum of 15°C (59°F) and maximum highs reaching up to 44°C (112°F), accompanied by very little precipitation and moderate humidity at 60%. In sharp contrast, December presents a much cooler climate, with temperatures dipping as low as -1°C (30°F) and a maximum of 22°C (73°F). This month also experiences significant rainfall, totaling 149 mm (5.9 in) over 11 days, along with a higher humidity level of 86%. For those interested in more detailed aspects of December weather patterns, check out Shasta weather in December.

Compare Shasta's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Shasta

August in Shasta is characterized by its intense heat and remarkably dry conditions, distinguishing it significantly from other months of the year. With average temperatures soaring to a sizzling 28°C (83°F) and peaking at an impressive 44°C (112°F), this month is a true testament to summer's peak. Unlike the wetter spring and fall months, August sees virtually no precipitation, making it an ideal time for outdoor activities under the clear skies. However, with humidity levels hovering around 60%, the heat can feel quite oppressive. For a deeper understanding of Shasta's diverse climate throughout the year, explore Shasta Climate.