Last updated: August 21, 2025
In August, Xi'an, China, experiences a blend of warmth and humidity, making it one of the more vibrant months of the year. With maximum temperatures reaching up to 36°C (97°F) and an average of 27°C (81°F), residents and visitors alike can expect a sunny, sweltering climate. However, the charm of August comes with notable precipitation, totaling around 152 mm (6.0 in) over approximately 19 days, contributing to the region's lush landscapes. The air is often rich in moisture, with humidity levels soaring to 87%, creating a tropical feel. Whether you're exploring historical sites or enjoying outdoor festivities, be prepared for the heat and occasional rain that define this vibrant month in Xi'an.
In August, Xi'an, China, experiences its hottest days of the year, with temperatures peaking at a sweltering 36°C (97°F). The month maintains a warm atmosphere, beginning with a minimum low of 20°C (68°F) and settling into an average temperature of 27°C (81°F). This trend of rising heat is consistent as the summer months progress, following the patterns established in July, where maximum temperatures also reached 35°C (95°F). With the heat comes vibrant city life, as locals and tourists alike flock to the region’s historical sites, enjoying both the cultural richness and the summer warmth. The gradual transition into September hints at cooler days ahead, but for now, August stands out as a peak moment of heat in this captivating city.
In August, Xi'an experiences a notably consistent rainfall pattern, receiving 152 mm (6.0 in) of precipitation over 19 days. This amount mirrors that of July, highlighting a peak in the summer months as the region grapples with seasonal monsoons. What's striking is that these rainy days contribute to a humid atmosphere, creating a vibrant landscape just before the onset of autumn. As the total precipitation begins to taper in September, this August rainfall sets the stage for a gradual transition, showcasing the unique climatic rhythm of Xi'an.
In August, Xi'an experiences a noteworthy level of humidity at 87%, slightly lower than the peak of 89% reached in July but still indicative of the hot, muggy summer months. The trend throughout the summer shows an increase in humidity from May's 84%, climatically culminating in July before transitioning into August. Following this peak, the humidity begins to dip in September, plummeting to 63%, signaling the onset of autumn. This pattern of rising humidity through summer and a marked decrease as fall approaches suggests a distinct seasonal rhythm, making the late summer months in Xi'an characteristically warm and sticky.
In August, Xi'an, China, experiences a consistently high UV Index of 13, categorized as extreme, which means sun safety precautions are paramount during this month. With a brief burn time of just 10 minutes, it's crucial for residents and visitors alike to protect their skin from harsh ultraviolet rays. This level of UV exposure mirrors the intensity seen from May through July, illustrating a trend of extreme UV levels throughout the summer months. As we transition into September, the UV Index begins to taper off, yet remains on the higher end at 11. For more detailed insights on UV exposure in Xi'an throughout the year, visit Xi'an UV Index.
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In August, Xi'an basks in an impressive 312 hours of sunshine, marking it as one of the sunniest months of the year. This delightful glow follows a gradual increase from July's already bright 305 hours, showcasing a clear trend of escalating daylight as summer peaks. The warmth of May and June, with 258 and 241 hours respectively, lays the groundwork for this sunny crescendo. As the season transitions into autumn, a gentle decline can be noted, with September still enjoying a robust 268 hours of sunlight before settling down into the cooler, less radiant months ahead. This vibrant summer sunshine encapsulates the spirit of Xi'an, inviting both locals and tourists to revel in its enduring warmth.
In Xi'an, China, the likelihood of sunny weather takes a notable dip in August, with only a 19% chance of clear skies. This trend reflects a significant decrease compared to the sunnier months of January (58%) and February (41%). As summer progresses, the cloud cover appears to thicken; July offers a slightly better chance of sun at 35%, but by August, the sunny days become increasingly scarce. After August, the probability of sun improves again in September to 48%, suggesting that as autumn approaches, residents and visitors can look forward to more favorable weather. Overall, while August may not be the prime time for sunshine in Xi'an, the shifting patterns remind us that brighter days are just around the corner.
August in Xi'an, China, marks a gentle transition as the daylight hours begin to wane from the summer peak. With 12 hours of daylight, August maintains a balance between the vibrant energy of summer and the approaching cooler mornings of September. This month mirrors both March and April, where the daylight duration stabilizes at nearly half a day, providing ample time for outdoor activities, exploring historical sites, or enjoying local festivals. As the year progresses, daylight gradually decreases, reminding us of the cyclical nature of seasons in this historic city.
In August, the gentle winds of Xi'an tend to ease, with an average speed of 1.7 m/s (4 mph), matching the serene ambiance of late summer. This light breeze is part of a gradual decline observed during the summer months, following a slight rise in July. It's interesting to note that while the wind's intensity softens during this time, it prepares the city for the crispness that autumn brings. As the year progresses to October, the winds pick up again, reaching an average of 2.5 m/s (6 mph), showcasing the city's dynamic climatic shifts. Ultimately, August's tranquil winds serve as a prelude to the more vigorous gusts that will soon sweep through the historic streets 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.
In August, the weather is characterized by warm temperatures, with averages peaking at 27°C (81°F) and maximums reaching up to 36°C (97°F). The month experiences substantial rainfall, with 152 mm (6.0 in) over 19 days, contributing to a high humidity level of 87%. In contrast, January presents a stark difference with much cooler temperatures, averaging around 8°C (47°F), and only reaching a maximum of 22°C (71°F). Precipitation is also lower during this month, totaling 84 mm (3.3 in) over 10 days, along with a reduced humidity level of 62%. For more insights into January weather, you can visit Xi'an weather in January.
August and February present starkly contrasting weather conditions. In August, temperatures soar with a minimum of 20°C (68°F), averaging 27°C (81°F), and reaching up to 36°C (97°F). This month is characterized by high humidity at 87% and significant rainfall, totaling 152 mm (6.0 in) over 19 days. In contrast, February offers a much cooler climate, with temperatures ranging from a minimum of -2°C (28°F) to an average of 10°C (50°F), peaking at 26°C (79°F). While February experiences slightly more precipitation at 155 mm (6.1 in), it occurs over fewer days (13) and the overall humidity is lower at 66%. For more details, check out Xi'an weather in February.
In August, weather conditions tend to be hot and humid, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (97°F) and an average of 27°C (81°F). This month experiences significant rainfall, totaling 152 mm (6.0 in) over about 19 days, contributing to a high humidity of 87%. In contrast, March offers cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 28°C (83°F), averaging 15°C (59°F). Despite having more rainfall than August at 277 mm (10.9 in) over 23 days, March has a lower humidity level of 73%. For more specific details on March weather, you can check Xi'an weather in March.
When comparing the weather in August and April, notable differences emerge. August typically boasts higher temperatures, with averages around 27°C (81°F) and a maximum of 36°C (97°F), making it significantly warmer than April, which averages 18°C (65°F) and reaches a maximum of 30°C (86°F). However, April experiences more precipitation, with 243 mm (9.6 in) falling over 21 days, compared to August's 152 mm (6.0 in) over 19 days. Additionally, the humidity in August is notably higher at 87%, while April maintains a lower level at 70%. For a closer look at April’s weather specifics, visit Xi'an weather in April.
In comparing the weather of August and May, August tends to be significantly warmer, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 36°C (97°F), averaging around 27°C (81°F). In contrast, May has cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 33°C (91°F), averaging 23°C (73°F). Interestingly, while August experiences less rainfall with 152 mm (6.0 in) over 19 days, May sees more precipitation, with 219 mm (8.6 in) falling over 23 days. Humidity levels are quite high in both months, though August is slightly more humid at 87%, compared to 84% in May. For more detailed information, you can visit Xi'an weather in May.
In comparing the weather between June and August, August tends to have higher temperatures, with a minimum of 20°C (68°F) and an average of 27°C (81°F), compared to June's minimum of 16°C (61°F) and average of 25°C (78°F). However, June experiences significantly more precipitation at 297 mm (11.7 in) over 23 days, while August has 152 mm (6.0 in) over 19 days. Humidity levels remain fairly high in both months, with August at 87% and June slightly lower at 83%. This creates a humid atmosphere in both months, but August's warmer temperatures make it feel more oppressive. For a detailed look at June's weather, check out Xi'an weather in June.
Comparing the weather in July and August reveals some interesting similarities and slight differences. Both months feature a minimum temperature of around 20°C (68°F) and an average temperature of 27°C (81°F). However, August tends to be slightly warmer with a maximum temperature reaching 36°C (97°F) compared to July's maximum of 35°C (95°F). Precipitation levels remain consistent in both months, with 152 mm (6.0 in) and rain occurring on 19 days in each. Humidity is marginally lower in August at 87%, compared to July's 89%. For a closer look at July's weather, you can check Xi'an weather in July.
August typically experiences warmer temperatures compared to September, with average highs reaching 36°C (97°F) and a humid 87% humidity level. In contrast, September brings a slight drop in average temperature to 25°C (78°F), with minimums cooling to 15°C (60°F). While both months can reach a maximum of 36°C (97°F), September generally sees less precipitation at 130 mm (5.1 in) over 15 days, compared to August's 152 mm (6.0 in) over 19 days. This reduction in rainfall, coupled with lower humidity, makes September feel more comfortable. For more detailed information, you can visit Xi'an weather in September.
August and October present contrasting weather patterns. August is characterized by its higher temperatures, with an average of 27°C (81°F) and maximums reaching up to 36°C (97°F), while October features cooler temperatures, averaging 19°C (67°F) with highs peaking at 33°C (92°F). The humidity in August is also significantly higher at 87%, compared to a more comfortable 59% in October. Additionally, August experiences more frequent rainfall, with precipitation totaling 152 mm (6.0 in) over 19 days, whereas October sees much less precipitation, amounting to 75 mm (3.0 in) over only 9 days. For more information about October weather specifically, see Xi'an weather in October.
August and November present a stark contrast in weather conditions. In August, temperatures soar with a minimum of 20°C (68°F) and maximum reaching up to 36°C (97°F), accompanied by high humidity at 87%. The month experiences significant rainfall, totaling 152 mm (6.0 in) over 19 days. In comparison, November brings a much cooler atmosphere, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 27°C (82°F) and an average of 15°C (59°F). Precipitation decreases to 97 mm (3.8 in) over just 11 days, coupled with lower humidity at 66%. For more detailed information, you can explore Xi'an weather in November.
In August, the weather is characterized by high temperatures, with a minimum of 20°C (68°F) and an average of 27°C (81°F), peaking at a scorching 36°C (97°F). The month experiences significant rainfall, with 152 mm (6.0 in) of precipitation spread over 19 days and a high humidity level of 87%. In contrast, December offers much cooler temperatures, with a minimum of -2°C (29°F) and an average of 9°C (49°F), comfortably reaching a maximum of 24°C (75°F). Precipitation drops to 61 mm (2.4 in) over just 11 days, and humidity decreases to 69%. For more detailed information, check out Xi'an weather in December.
August in Xi'an is characterized by hot temperatures and high humidity, setting it apart from the cooler months of the year. With an average of 27°C, the heat is palpable, and afternoons can feel sweltering, often peaking at a maximum of 36°C. Rainfall is also more frequent during this month, with 19 days of precipitation accumulating to about 152 mm, creating a muggy atmosphere that can be a stark contrast to the drier winter months. This blend of warmth and moisture makes August a notably humid month in Xi'an, shaping the unique experience of summer in this historic city. For more detailed insights into the region's weather throughout the year, check out Xi'an Climate.