Last updated: August 21, 2025
In August, Xi'an, China experiences a vibrant and sweltering climate, characterized by a maximum temperature soaring up to 38°C (100°F) and an average of 25°C (78°F), providing a hot backdrop for summer explorations. Nighttime brings a slight respite with temperatures dropping to a minimum of 10°C (51°F). The month also sees significant rainfall, accumulating to 232 mm (9.1 in) over about 14 days, fostering a humid atmosphere with levels reaching around 83%. Travelers should be prepared for the heat and occasional rain, making it essential to stay hydrated and equipped for varying weather conditions while enjoying the rich historical tapestry of this ancient city.
In August, Xi'an experiences a delightful blend of warmth and mildness, marking the height of summer. With nighttime temperatures dipping to a comfortable 10°C (51°F), the days warm up to an average of 25°C (78°F), often reaching a sweltering high of 38°C (100°F). This month contrasts sharply with the chilly winter months, reflecting a clear upward trend in temperatures as the seasons change. The warmth of August provides an ideal opportunity for locals and tourists alike to explore the city's rich history and vibrant culture, making it a bustling time in this ancient capital.
In August, Xi'an experiences a significant spike in precipitation, accumulating an impressive 232 mm (9.1 in), making it the wettest month of the year. This period typically sees rainfall on 14 days, contributing to the city’s lush landscapes and vibrant greenery. Compared to earlier months, where precipitation ranged from just a few millimeters in January to 104 mm (4.1 in) in July, August's rainfall marks a pronounced shift towards the peak of the summer monsoon season. These dramatic increases not only highlight the seasonal variability but also emphasize the importance of this month for replenishing water resources and supporting agriculture in the region.
In August, Xi'an experiences its peak humidity of 83%, contributing to a sultry and often uncomfortable atmosphere. This month marks the culmination of a steady rise in humidity that begins in late spring, with levels creeping up from 65% in May to 82% in July. As summer progresses, the city's air becomes increasingly saturated, creating a distinct contrast to the more moderate humidity observed in the earlier months like January and February, where levels dip to 54% and 44%, respectively. Following August, humidity begins to decline, but the steamy conditions of the summer remain a defining feature of the season in Xi'an.
In August, Xi'an experiences its peak UV Index of 10, marking a continuation of the intense sun exposure typical of the summer months. This very high rating signifies that residents and visitors alike should take extra precautions, as the burn time drops to just 15 minutes. Following a steady climb in UV levels from January's low index of 2, which allowed for 45 minutes of sun exposure, the city's UV Index steadily escalated during the spring and summer months. As temperatures rise, it's essential to stay vigilant against harmful UV rays, particularly when the sun's intensity is at its highest. For more insights on UV exposure, check out Xi'an UV Index.
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August in Xi'an, China, showcases a vibrant blend of sunshine, with 303 hours of radiant light gracing the skies. This month marks a slight dip from the energetic heights of July, which boasted 327 hours, yet remains considerably bountiful compared to the earlier months of the year. As summer reaches its peak, the sun-soaked days contribute to a more moderate ambiance, a perfect backdrop for exploration. Overall, the trend reveals that the latter half of the year generally enjoys more sunshine, with August holding its own firmly amidst this sunny spell. The city's climatic rhythm hints that although the days may shorten as autumn approaches, the warm glow of summer lingers delightfully in August's embrace.
In Xi'an, China, the likelihood of sunny weather experiences a notable decline as summer reaches its peak, illustrated by the 45% chance of sun in August. This marks a drop from the sunnier spring months, where chances were more favorable at 54% in April and 50% in May. As the summer unfolds, the sunshine probability continues to wane, reaching its lowest point in July at 34%. Fortunately, as the seasons shift towards autumn, the odds begin to improve again, bouncing back to 61% in October. Despite the fluctuations, August offers a mix of sun and clouds, so visitors can still catch glimpses of sunshine amid the summer heat.
In August, Xi'an enjoys a generous 13 hours of daylight, reflecting a gradual decrease from the peak of 15 hours in June. This month marks the transition from the longer, sun-drenched days of early summer to the slightly shorter days that herald the arrival of autumn. Following the trend established earlier in the year, daylight duration climbs steadily from 9 hours in January to a summer high before gently tapering off. As August gives way to September, the daylight begins to wane further, illustrating the seasonal ebb and flow of sunlight in this historic city.
In August, Xi'an experiences its calmest winds of the year, with an average speed of just 2.8 m/s (6 mph), a noticeable drop from the gustier months of spring and early summer. Following a gradual rise from 3.3 m/s in January to 4.8 m/s in May, the wind speed begins its gentle decline in June, making August feel particularly tranquil. This serene atmosphere continues through September, where the wind picks up slightly to 3.0 m/s. Overall, the trend shows that as summer reaches its peak, the winds soften, creating a perfect backdrop for enjoying the historical splendors of Xi'an.
Weather in Xi'an varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Xi'an, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present stark contrasts in weather conditions. In August, temperatures fluctuate between a minimum of 10°C (51°F) and a scorching maximum of 38°C (100°F), with an average of 25°C (78°F). The month is characterized by high humidity at 83% and substantial precipitation, totaling 232 mm (9.1 in), over 14 days. In sharp contrast, January is marked by frigid temperatures, with a minimum plunging to -23°C (-9°F), averaging -7°C (19°F), and peaking at only 7°C (45°F). The winter month sees minimal precipitation of just 4 mm (0.1 in) over one day and has a lower humidity level at 54%. For more detailed insights on January's weather, check out Xi'an weather in January.
August and February present strikingly contrasting weather conditions. In August, temperatures can soar, with daily averages around 25°C (78°F) and highs reaching up to 38°C (100°F), accompanied by significant humidity at 83% and frequent rainfall of 232 mm over 14 days. In contrast, February brings a frigid chill, with average temperatures plummeting to -4°C (25°F) and lows dipping as low as -19°C (-2°F). Precipitation is minimal, at just 7 mm over only 2 days, and humidity levels drop to a more comfortable 44%. To learn more about the weather specifics in February, check out Xi'an weather in February.
In August, the weather experiences significantly warmer temperatures, with averages around 25°C (78°F) and maximums soaring up to 38°C (100°F). This month also brings high humidity at 83% and considerable rainfall, averaging 232 mm (9.1 in) over 14 days. In contrast, March in Xi'an is much cooler, with temperatures ranging from a chilly -12°C (11°F) to a mild 19°C (67°F), and an average of only 4°C (40°F). The precipitation is minimal at just 12 mm (0.5 in) over three days, leading to lower humidity levels of 48%. For more specific details on March weather, you can check Xi'an weather in March.
In comparing the weather between August and April, it’s clear that August offers a significantly warmer climate, with average temperatures reaching 25°C (78°F) and maximums soaring to 38°C (100°F). In contrast, April presents a much cooler atmosphere, with average temperatures around 13°C (55°F) and maximums peaking at 29°C (85°F). Additionally, August is marked by higher precipitation levels, recording 232 mm (9.1 in) over 14 days, while April sees only 26 mm (1.0 in) across 5 days. The humidity also differs notably, with August exhibiting a high humidity of 83%, compared to April's more moderate 55%. For more specifics on what to expect, you can check Xi'an weather in April.
When comparing the weather in August and May, it is evident that August is significantly warmer and more humid. In August, temperatures range from a minimum of 10°C (51°F) to a maximum of 38°C (100°F), with an average of 25°C (78°F). In contrast, May has milder temperatures, ranging from a minimum of 4°C (39°F) to a maximum of 34°C (93°F), with an average temperature of 19°C (66°F). Additionally, August experiences a much higher amount of precipitation, totaling 232 mm (9.1 in) over 14 days, while May only sees 60 mm (2.4 in) over 7 days. The humidity also differs, with August being more humid at 83% compared to May's 65%. For more detailed information about conditions in May, you can visit Xi'an weather in May.
When comparing the weather in June and August, we see that both months can reach maximum temperatures of 38°C (100°F), but August is generally warmer with an average temperature of 25°C (78°F), compared to June's average of 23°C (74°F). However, August experiences significantly more precipitation, with 232 mm (9.1 in) falling over 14 days, while June sees only 78 mm (3.1 in) over 8 days. Additionally, humidity levels rise in August to 83%, making it feel more muggy compared to June's 71%. For those interested in further details, you can check out Xi'an weather in June.
In comparing the weather patterns of July and August, August tends to be warmer with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 38°C (100°F). In contrast, July's temperatures are slightly cooler, with a range from 16°C (61°F) to a maximum of 36°C (97°F). Additionally, August experiences significantly higher precipitation, totaling 232 mm (9.1 in) over 14 days, compared to July, which sees 104 mm (4.1 in) over just 10 days. Humidity levels are fairly comparable, with August at 83% and July at 82%. For more detailed information, you can refer to Xi'an weather in July.
August typically presents warmer conditions compared to September, with average temperatures reaching up to 25°C (78°F) and maximums soaring to 38°C (100°F). Humidity levels are notably high at 83%, accompanied by significant rainfall totalling 232 mm (9.1 in) over 14 days. In contrast, September cools down with average temperatures dropping to 20°C (69°F), and max temperatures reaching 30°C (87°F). Precipitation decreases considerably to 95 mm (3.7 in) over just 8 days, and humidity also lowers to 72%. For a more detailed overview, check out Xi'an weather in September.
In August, the weather is characterized by high temperatures, with a minimum of 10°C (51°F) and a scorching average of 25°C (78°F), peaking at a sweltering 38°C (100°F). This month experiences significant precipitation, totaling 232 mm (9.1 inches) over 14 days, accompanied by high humidity levels of 83%. In contrast, October brings a notable shift in the weather, featuring cooler temperatures that range from a minimum of -2°C (28°F) to a moderate average of 12°C (54°F), with a maximum reaching 29°C (84°F). Rainfall is considerably lighter in October, with only 50 mm (2.0 inches) over just 4 days and a slightly lower humidity of 76%. For more detailed information, you can check Xi'an weather in October.
August and November present stark contrasts in weather conditions. August features significantly higher temperatures, with averages around 25°C (78°F) and maximums reaching up to 38°C (100°F), while November sees a much colder average of 3°C (38°F) and minimum temperatures diving to -11°C (12°F). Precipitation levels are also notably different: August experiences substantial rainfall of 232 mm (9.1 in) over 14 days, whereas November has a much drier climate with only 30 mm (1.2 in) over just 3 days. Additionally, the humidity in August is quite high at 83%, compared to November's lower humidity level of 66%. For more specific insights, you can check Xi'an weather in November.
In August, the weather is characterized by warm temperatures, with an average of 25°C (78°F) and highs reaching up to 38°C (100°F). The month is also marked by significant precipitation, totaling 232 mm (9.1 in) over approximately 14 days, and humidity levels are high at 83%. In contrast, December brings much colder conditions, with temperatures dropping to an average of -5°C (24°F) and maximums only reaching 10°C (51°F). Precipitation is minimal during this month, with just 6 mm (0.2 in) falling over 1 day, and humidity levels lower at 52%. For more details on December weather in Xi'an, check this link: Xi'an weather in December.
August in Xi'an is characterized by its sweltering heat and high humidity, setting it apart from other months. With temperatures peaking at a sizzling 38°C, the warmth can be quite overwhelming, especially given the average temperature of 25°C and a minimum dipping to 10°C. August also brings about significant rainfall, contributing to its notable precipitation days, which is a contrast to the drier spells seen earlier in the summer. This combination of warmth and moisture creates a sticky atmosphere, making it essential for visitors and locals alike to stay hydrated. For a deeper understanding of the weather patterns throughout the year, explore Xi'an Climate.