Last updated: February 24, 2025
August in Scottsdale, United States, is characterized by sizzling temperatures that can soar to a max of 47°C (116°F), with an average of 35°C (95°F), offering warmth and sunshine for outdoor enthusiasts. The nights provide a welcome respite, cooling down to a minimum of 22°C (73°F). Despite the intense heat, August experiences light rainfall, averaging 39 mm (1.5 in) over 5 days, contributing to a humidity level of 48%. This month presents a unique blend of dry desert heat and occasional moisture, making it an intriguing time to explore the vibrant landscape of Scottsdale.
In Scottsdale during August, temperatures reach their peak, showcasing the intense summer heat the region is known for. The minimum temperature hovers around a balmy 22°C (73°F), while the average soars to a scorching 35°C (95°F). Daytime highs can touch an impressive 47°C (116°F), making August one of the hottest months in the desert city. This trend of rising temperatures is consistent across the summer, but August is notable for its relentless warmth, embodying the essence of Scottsdale's sun-drenched climate. As the summer draws to a close, relief begins with the arrival of September, where temperatures gradually start to ease, but for now, residents and visitors alike are enveloped in a sultry embrace that only the desert can offer.
In August, Scottsdale experiences a notable increase in precipitation, with 39 mm (1.5 in) of rain recorded over 5 days. This peak is part of a broader trend observed during the summer months, where rainfall begins to escalate after a dry spring. Following the driest months of April, May, and June—each receiving minimal precipitation—July typically sees a surge, paving the way for August's significant showers. This month not only marks the highest precipitation for the season but also reflects an essential shift in the region’s climate pattern, as the combination of monsoon activity and increased humidity contributes to Scottsdale's distinct weather during late summer. The subsequent drop in rainfall in September signals the transition into fall, making August a critical month for both water replenishment and the onset of cooler temperatures in the region.
In Scottsdale, United States, the humidity levels exhibit a clear seasonal trend throughout the year. Starting off with a notable high of 76% in January, moisture wanes as the months progress, reaching a low of just 33% in June and July. This dry spell paves the way for an uptick in August, where humidity rises to 48%, offering a slight reprieve from the more parched summer months. As the year transitions into fall, humidity levels gradually climb again, peaking at 82% in December. This rhythm of high humidity in the winter months contrasted with the dry heat of late spring and summer highlights Scottsdale's dynamic climate, making each season distinctly unique.
In August, Scottsdale experiences an extreme UV Index of 11, maintaining the intensity seen in the preceding months of June and July. This level of exposure significantly reduces burn time to just 10 minutes, urging residents and visitors alike to take precautions under the blazing sun. Interestingly, the UV Index has been on an upward trend from January’s moderate 4, escalating to a striking high of 10 or more from April through August. As summer peaks, the consistent extreme ratings remind us of the vital need for sun protection. For detailed insights on UV exposure throughout the year, explore the comprehensive data at Scottsdale UV Index.
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August in Scottsdale boasts 346 hours of sunshine, marking a slight decline from the peak of 375 hours in June but still keeping the warmth alive as summer slowly fades. The month continues a trend of abundant daylight characteristic of the hotter months, with sunshine hours steadily increasing from 195 in January to a striking 373 in May. While August's light gives way to the cooler September, which offers 315 hours, the summer sun remains a vibrant backdrop for outdoor activities and desert adventures. As the year progresses, you'll notice a beautiful ebb and flow of sunlight, a reminder of Scottsdale's allure throughout the seasons.
In Scottsdale, Arizona, August typically sees a 59% chance of sunny weather, a dip from the highs of 90% in May and a stark contrast to the more uncertain skies of July, which offers only a 36% chance of sun. This month marks a transition as the summer heat lingers; while it’s less sunny than earlier in the season, August remains brighter compared to the fall months. September follows with a more favorable 70% chance, indicating a trend of returning sunlight as summer recedes. Throughout the year, Scottsdale consistently showcases its reputation for sun, particularly peaking in the spring and early summer, making August’s weather a reliable, albeit slightly cloudier, taste of the desert sunshine.
In August, Scottsdale basks in a generous 13 hours of daylight, maintaining the vibrant glow that characterizes the summer months. This period marks a slight decrease from the 14 hours enjoyed in July, yet it still offers plenty of sunshine for outdoor activities. The trend indicates that as the summer gradually transitions into fall, daylight hours will continue to dwindle. Notably, daylight durations peak in June and July, then begin their descent, leading to a cozy autumn feel by September, which will see 12 hours of daylight. This rhythmic pattern of diminishing daylight reflects Scottsdale’s alluring seasonal shifts, inviting residents and visitors alike to savor the warmth before the shorter days of winter arrive.
In August, Scottsdale experiences its lowest average wind speed of the year at 1.9 m/s (4 mph), a gentle breeze that complements the sweltering heat of summer. Interestingly, this pattern emerges after a steady increase from January through June, where wind speeds hover around 2.2 to 2.8 m/s (5 to 6 mph), creating a more invigorating atmosphere. Following August, the trend slightly shifts once again, with speeds dipping marginally in September before picking up through the fall months. This summer lull in wind not only emphasizes the warmth but also sets the stage for the subtle transitions to milder autumn breezes, showcasing Scottsdale's unique climatic rhythm.
The weather in Scottsdale 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 Scottsdale and find detailed weather information for every month.
August and January present stark contrasts in weather patterns. In August, temperatures soar, with averages around 35°C (95°F) and peaks reaching up to 47°C (116°F), coupled with moderate humidity at 48%. Precipitation is minimal during this month, averaging 39 mm (1.5 in) over approximately 5 days. In contrast, January sees much cooler conditions, with average temperatures lingering around 12°C (54°F) and highs of 29°C (84°F), while lows can dip to a chilly -1°C (30°F). The month is also characterized by higher humidity levels at 76% and slightly less precipitation, averaging 25 mm (1.0 in) over about 4 days. For a more detailed understanding of January weather, you can explore Scottsdale weather in January.
August and February showcase strikingly different weather patterns. August is marked by high temperatures, ranging from a minimum of 22°C (73°F) to a scorching maximum of 47°C (116°F), with an average temperature of 35°C (95°F). The humidity during this month is relatively moderate at 48%, and the area sees about 39 mm (1.5 in) of precipitation over roughly 5 days. In contrast, February experiences much cooler temperatures, with a minimum of 1°C (33°F) and a maximum of 29°C (84°F), averaging around 14°C (57°F). The month also boasts a higher humidity level of 79% but has slightly less precipitation at 37 mm (1.4 in) over just 3 days. For more detailed insights, visit Scottsdale weather in February.
August and March present notably different weather patterns. August typically experiences much warmer temperatures, with a minimum of 22°C (73°F) and average highs reaching up to 35°C (95°F), while extremes can peak at an intense 47°C (116°F). In contrast, March enjoys milder conditions, starting with a minimum of 4°C (39°F) and averaging around 18°C (65°F), though it can also reach highs of 35°C (95°F). Additionally, August tends to be drier with about 39 mm (1.5 in) of precipitation over approximately 5 days, compared to March's 29 mm (1.2 in) over just 3 days. The humidity is also lower in August at 48%, contrasting with March's higher humidity level of 67%. For more details, you can check out Scottsdale weather in March.
Comparing the weather in August and April reveals stark contrasts in temperature and precipitation. August is characterized by much higher temperatures, ranging from a minimum of 22°C (73°F) to a scorching maximum of 47°C (116°F), with an average temperature of 35°C (95°F). In contrast, April enjoys milder temperatures, with a minimum of 8°C (47°F), an average of 24°C (75°F), and a maximum of 39°C (103°F). Precipitation is also significantly higher in August, with 39 mm (1.5 in) falling over 5 days, while April sees virtually no rain, only 1 mm (0.1 in) across 0 days. The humidity levels are slightly elevated in April at 55%, compared to 48% in August. For a more detailed insight into April's weather, you can check out Scottsdale weather in April.
August weather is notably hotter and more humid compared to May, with average temperatures soaring to 35°C (95°F) and peaks reaching a sweltering 47°C (116°F). In contrast, May offers a more temperate climate, featuring an average temperature of 28°C (82°F) and maximums of 43°C (109°F). While August experiences about 39 mm of precipitation over five days, May typically enjoys dry conditions with only 2 mm of rain across the entire month. This results in a slightly lower humidity level in May at 40%, compared to August's 48%. For more detailed information, you can visit Scottsdale weather in May.
When comparing the weather in August and June, it's clear that both months are characterized by high temperatures, but they have distinct differences. August sees a slightly higher average temperature of 35°C (95°F) with maximums reaching up to 47°C (116°F), while June's average temperature is similar at 34°C (93°F), but it can spike to a maximum of 48°C (119°F). Precipitation also varies significantly: August experiences 39 mm (1.5 in) of rain over five days, whereas June is notably drier, with just 2 mm (0.1 in) and no precipitation days at all. Additionally, humidity is relatively higher in August at 48%, compared to June's lower 33%. For more details on the weather specifics of June, you can visit Scottsdale weather in June.
In comparing the weather of August and July, we see that both months experience high temperatures, with average highs reaching 35°C (95°F) and maximum temperatures peaking at 47°C (116°F) in August and 47°C (118°F) in July. However, August slightly cools down at night, with a minimum temperature of 22°C (73°F), compared to July's minimum of 23°C (74°F). Precipitation is similar in both months, with August receiving 39 mm (1.5 in) over 5 days and July recording 37 mm (1.4 in) across 6 days. Notably, humidity levels in August are higher at 48%, while July enjoys a lower humidity of 34%. For more details on July's weather, you can refer to this link: Scottsdale weather in July.
August experiences significantly higher temperatures, with an average of 35°C (95°F) and maximums soaring to 47°C (116°F), while September sees a more moderate average of 32°C (89°F) and a peak of 45°C (113°F). Precipitation decreases slightly from August to September, dropping from 39 mm (1.5 in) over 5 days to 27 mm (1.1 in) over just 3 days. Additionally, September's humidity rises to 64%, compared to August's more comfortable 48%. For more detailed insights into the weather patterns, you can visit Scottsdale weather in September.
In August, the weather is characterized by scorching heat, with average temperatures soaring up to 35°C (95°F) and maximums reaching an intense 47°C (116°F). The month also sees some rainfall, with about 39 mm (1.5 in) of precipitation over 5 days, accompanied by a relatively comfortable humidity level of 48%.
In contrast, October brings a dramatic shift in temperatures, with cooler evenings marked by a minimum of 7°C (45°F) and a more moderate average of 24°C (76°F). The maximum temperature in October still climbs to 41°C (105°F), but the overall conditions are milder, featuring only about 26 mm (1.0 in) of precipitation over 2 days and a higher humidity level of 67%. For more details on October conditions, check out Scottsdale weather in October.
August and November present markedly different weather characteristics. In August, temperatures soar, with averages reaching up to 35°C (95°F) and peaking at a sweltering 47°C (116°F), while humidity sits at a moderate 48%. Precipitation is minimal, occurring on about five days and totaling 39 mm (1.5 in). In contrast, November offers a much cooler climate, with average temperatures around 18°C (66°F), peaking at 36°C (97°F) and dipping to a chilly 5°C (41°F) at night. The month sees significantly reduced precipitation, totaling only 21 mm (0.8 in) over just one day, paired with a higher humidity level at 77%. For more details on the conditions you can expect, visit Scottsdale weather in November.
August in Scottsdale features scorching temperatures, with average highs reaching a blistering 35°C (95°F) and occasional peaks up to 47°C (116°F). The month is characterized by relatively low precipitation, totaling 39 mm (1.5 in) over about five days, and moderate humidity at 48%. In contrast, December brings a dramatic drop in temperatures, with averages around 13°C (55°F) and maximums reaching 28°C (83°F). Precipitation is lighter in December, totaling 23 mm (0.9 in) over four days, but the humidity increases significantly to 82%, giving the air a much cooler and crisper feel. For more details, you can check Scottsdale weather in December.
August in Scottsdale is characterized by intense heat, with temperatures soaring higher than most months, often reaching a peak of around 47°C (116°F). Unlike the milder spring and fall seasons, August brings a significant increase in humidity, creating a more oppressive feel despite the occasional welcome rain. With about 39 mm of precipitation spread over just five days, the month offers brief moments of relief from the heat, albeit it’s usually short-lived. This unique combination of heat and humidity sets August apart, making it an ideal time for those who relish the sweltering desert sun. For a deeper understanding of the climate's nuances, visit Scottsdale Climate.