Last updated: August 21, 2025
In October, Xi'an, China experiences a delightful transition into autumn, characterized by pleasant temperatures ranging from a maximum of 29°C (84°F) to a minimum of -2°C (28°F). The month boasts an average temperature of 12°C (54°F), making it an ideal time for outdoor explorations. With precipitation totaling 50 mm (2.0 in) over just 4 days, the city sees occasional rain, contributing to the crispness of the air. The humidity levels hover around 76%, adding a refreshing feel to the vibrant fall season, perfect for immersing oneself in Xi'an’s rich cultural heritage and scenic beauty.
In October, Xi'an, China transitions from the warmth of summer to the crispness of autumn. With minimum temperatures dropping to a chilly -2°C (28°F), and average highs reaching a pleasant 29°C (84°F), the month captures the essence of fall's arrival. This time of year sees a significant drop in temperature compared to the peak summer months, where the mercury often soared above 36°C (97°F). The average temperature settles at a mild 12°C (54°F), offering a refreshing escape from the heat. As the days grow shorter and the air becomes cooler, October presents an ideal backdrop for exploring the rich history and culture of this ancient city without the sweltering heat of earlier months.
In October, Xi'an experiences a notable shift in precipitation patterns, with an average of 50 mm (2.0 inches) of rainfall over approximately 4 days, marking a decline from the intense summer months. This drop follows the peak of 232 mm in August, as the city transitions into autumn. The rainfall in October not only supports the vibrant fall foliage but also signifies the gradual decrease in precipitation compared to September’s 95 mm (3.7 inches). As temperatures begin to cool, the sporadic showers contribute to a crisp atmosphere, making October a refreshing time to explore the historic sites of Xi'an.
As the cool winds of October sweep through Xi'an, China, the city experiences a noticeable increase in humidity, averaging around 76%. This marks a slight drop from the sweltering summer months of August and July, which reached peaks of 83% and 82% respectively. However, October's levels are still considerably higher than the chillier winter months, with January starting at a more comfortable 54%. This month transitions the city into a more humid autumn, reflecting the overall trend of rising humidity through the spring and summer, peaking just before the crispness of November sets in at 66%. The gradual shift in humidity offers a unique backdrop to Xi'an’s rich history, as the city prepares for cooler days ahead while still holding onto a bit of summer’s lingering warmth.
In October, Xi'an experiences a moderate UV Index of 5, with a recommended burn time of 30 minutes. As summer fades, the UV intensity sees a notable decline from the peak levels of 10 in July and August, transitioning through high levels in September. This month's UV exposure is more forgiving than the sweltering heat of previous months, making it important for residents and visitors to remain aware of sun safety, but with slightly less urgency. Typically, the fall months offer a chance to enjoy outdoor activities with fewer risks of skin damage, aligning well with Xi'an's beautiful autumn scenery. For more detailed UV information, check out Xi'an UV Index.
UV Risk Categories
In October, Xi'an experiences a delightful transition as the city enjoys 266 hours of sunshine, making it a vibrant month for outdoor exploration. The sunshine hours decline from the peak of May and July, illustrating a seasonal shift towards cooler weather while still offering a pleasant glow. Following the warmth of summer, October’s light is softer yet inviting, inviting locals and tourists alike to explore the city's rich history under clear, sunlit skies. This period marks a perfect balance, showcasing the beauty of autumn in Xi'an, with its charming ancient architecture framed against the backdrop of colorful foliage.
As October approaches in Xi'an, China, residents can look forward to a notable 61% chance of sunny weather, marking a period of delightful autumn brightness. This month stands out amongst the gradually cooling temperatures, showcasing a slight upswing from the dreary summer months, where July and August recorded only a 34% and 45% chance of sun, respectively. Interestingly, October's likelihood of sunshine is reminiscent of the more favorable weather seen earlier in the year, such as in January, which boasts a 68% chance. As the city's landscape transforms with vibrant fall colors, October presents a refreshing balance, hinting towards sunnier days before the winter months, which promise a significant leap to 83% sunshine in December. Embrace the charm of October in Xi'an, where it’s both a transition to cooler days and a celebration of the sun's warm embrace.
In Xi'an, China, the daylight duration showcases a dynamic rhythm throughout the year. As winter gives way to spring, there’s a steady increase from 9 hours in January to a peak of 15 hours in June, allowing residents to bask in the warmth of longer days. July and August maintain a robust 14 and 13 hours of daylight, respectively, perfect for outdoor activities. However, as autumn settles in, daylight begins its gradual decline, falling to 11 hours in October before retreating back to 9 hours by December. This cyclical pattern underscores the contrast of the seasons, where the vibrant energy of longer summer days yields to the coziness of winter’s shorter lights.
As the vibrant hues of October sweep across Xi'an, a gentle breeze, averaging 3.7 m/s (8 mph), begins to stir the air, heralding the transition from the sultry summer months. This slight uptick from September's 3.0 m/s (7 mph) marks a shift towards more invigorating winds, reminiscent of spring's playful gusts. October's breeze is not only refreshing but serves as a prelude to the cooler months, bridging the gap with its moderate pace. Interestingly, this wind speed is a comfortable embrace compared to the stronger gales of late fall, reflecting a trend of increasing winds as the year progresses from summer’s subtropical calm towards the crisp, bracing air of winter. With October’s winds, Xi'an invites residents and visitors alike to savor the mild temperatures and the beautiful scenery that autumn so generously provides.
Weather in Xi'an varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Xi'an, focusing on differences in temperature, rainfall, humidity, and UV levels.
In October, the weather experiences a significant range, with temperatures fluctuating from a chilly -2°C (28°F) at night to a warm 29°C (84°F) during the day, leading to an average of 12°C (54°F). The month also sees a fair amount of precipitation at 50 mm (2.0 in) over about four days, accompanied by relatively high humidity levels of 76%. In contrast, January presents a much colder climate, with nighttime lows plunging to -23°C (-9°F) and daytime highs only reaching 7°C (45°F), resulting in an average temperature of -7°C (19°F). Precipitation drops significantly to just 4 mm (0.1 in), occurring on only one day, and humidity decreases to 54%. For those interested in more details, you can check Xi'an weather in January.
October and February present starkly different weather conditions. In October, temperatures range from a chilly -2°C (28°F) at night to a warm 29°C (84°F) during the day, with an average temperature of 12°C (54°F). This month also sees moderate humidity at 76% and about 50 mm (2.0 in) of precipitation over approximately 4 days. In contrast, February is much colder, with nighttime temperatures dropping to a frigid -19°C (-2°F) and daytime highs peaking at 13°C (55°F), averaging -4°C (25°F). Precipitation is minimal in February, totaling only 7 mm (0.3 in) over 2 days, and the humidity drops significantly to 44%. For a more detailed look at February's climate, visit Xi'an weather in February.
When comparing the weather in October and March, October generally experiences milder temperatures, ranging from a minimum of -2°C (28°F) to a maximum of 29°C (84°F), with an average temperature of 12°C (54°F). In contrast, March is typically colder, with temperatures dropping to a minimum of -12°C (11°F) and only reaching a maximum of 19°C (67°F), yielding an average of 4°C (40°F). While October has higher precipitation levels at 50 mm (2.0 in) over 4 days and a humidity level of 76%, March sees significantly lower rainfall at 12 mm (0.5 in) across just 3 days, coupled with lower humidity at 48%. For more details on March weather, you can check Xi'an weather in March.
In October, the weather showcases a slightly cooler average temperature of 12°C (54°F), with maximum highs reaching up to 29°C (84°F), similar to April’s max but with an overall warmer average of 13°C (55°F). Both months experience minimum temperatures of -2°C (28°F), but October has higher humidity at 76%, compared to April's more comfortable 55%. Additionally, October sees more precipitation, with 50 mm (2.0 in) over 4 days, while April is relatively drier with just 26 mm (1.0 in) over 5 days. For more detailed insights about April weather specifically, check out Xi'an weather in April.
October and May showcase distinct weather patterns, with October embracing a more variable climate. In October, temperatures range from a chilly minimum of -2°C (28°F) to a warm maximum of 29°C (84°F), offering an average of 12°C (54°F). This month experiences around 50 mm (2.0 in) of precipitation over about 4 days, accompanied by relatively high humidity at 76%. In contrast, May presents a more stable and warmer environment, with temperatures fluctuating between a minimum of 4°C (39°F) and a maximum of 34°C (93°F), averaging 19°C (66°F). May also sees increased precipitation at 60 mm (2.4 in) across approximately 7 days, but with lower humidity at 65%. For more specific insights on the conditions in May, you can check Xi'an weather in May.
October and June present contrasting weather patterns. In October, temperatures range from a chilly -2°C (28°F) at night to a comfortable average of 12°C (54°F) during the day, peaking at 29°C (84°F). With 50 mm (2.0 in) of precipitation over just four days and a higher humidity level at 76%, October has a crisp and variable climate.
In contrast, June offers a much warmer experience, with minimum temperatures starting at a mild 12°C (54°F) and averaging 23°C (74°F), reaching highs of 38°C (100°F). Although it receives more rainfall—78 mm (3.1 in) over eight days—humidity sits lower at 71%. Thus, June feels considerably more humid and sweltering compared to the cool and occasionally rainy October. For more details on June's weather specifics, you can visit Xi'an weather in June.
When comparing the weather in October and July, it's clear that July is significantly warmer, with average temperatures around 27°C (80°F) compared to October's cooler average of 12°C (54°F). July also features higher maximum temperatures, reaching up to 36°C (97°F), whereas October peaks at a more moderate 29°C (84°F). Additionally, July experiences more precipitation, totaling 104 mm (4.1 in) over 10 days, while October sees only 50 mm (2.0 in) across just 4 days. Humidity levels are slightly higher in July at 82% compared to October's 76%. For a detailed look at July weather, visit Xi'an weather in July.
In October, the weather experiences a significant cooling compared to August, with temperatures ranging from a chilly -2°C (28°F) at night to a pleasant 29°C (84°F) during the day, averaging around 12°C (54°F). This contrasts sharply with August, where the temperatures are much warmer, with a minimum of 10°C (51°F), an average of 25°C (78°F), and soaring maximums up to 38°C (100°F). Precipitation also varies greatly between the two months; October sees only 50 mm (2.0 in) of rain over four days, while August has a much wetter profile with 232 mm (9.1 in) spread over 14 days. Humidity levels are slightly higher in August at 83%, compared to October’s 76%. For more details on this summer month, you can check Xi'an weather in August.
In September, the weather tends to be warmer with a minimum temperature of 6°C (44°F) and an average of 20°C (69°F), reaching a maximum of 30°C (87°F). It also sees more rainfall, averaging 95 mm (3.7 in) over 8 days, and a humidity level of 72%. In contrast, October brings cooler temperatures, with a minimum of -2°C (28°F) and an average of 12°C (54°F), peaking at 29°C (84°F). The month experiences less precipitation at 50 mm (2.0 in) over 4 days, while humidity slightly increases to 76%. For a detailed overview of September weather, check out Xi'an weather in September.
October and November present a notable shift in weather conditions. October typically enjoys milder temperatures with an average of 12°C (54°F) and occasional highs reaching up to 29°C (84°F), making it relatively warm for this time of year. In contrast, November sees a significant drop in temperatures, averaging just 3°C (38°F) during the day, with lows plummeting to -11°C (12°F). Additionally, while October experiences moderate rainfall at 50 mm (2.0 in) over about 4 days, November brings a drier climate with only 30 mm (1.2 in) of rain across 3 days. Humidity levels also decrease from 76% in October to 66% in November, creating a crisper atmosphere as the months transition into winter. For further details on weather patterns, you can visit Xi'an weather in November.
October and December present starkly different weather conditions. October features a more moderate climate, with temperatures ranging from a minimum of -2°C (28°F) to a pleasant average of 12°C (54°F), peaking at 29°C (84°F) on warmer days. Additionally, October experiences greater precipitation at 50 mm (2.0 in) over about 4 days, coupled with a higher humidity level of 76%. In contrast, December showcases a much colder environment, with temperatures plummeting to a minimum of -18°C (-1°F) and an average of -5°C (24°F), only reaching a maximum of 10°C (51°F). Precipitation drops significantly to just 6 mm (0.2 in) over 1 day, and humidity lowers to 52%. For more details on December's weather, you can explore Xi'an weather in December.
As October unfolds in Xi'an, the city experiences a notable transition, marking the shift from the sweltering heat of summer to the crispness of fall. With an average temperature of 12°C (54°F) and maximum highs reaching 29°C (84°F), the days can be pleasantly warm, while the nights cool down significantly. Unlike the rainier summer months, October sees just a few days of precipitation with a total of about 50 mm (2.0 in), allowing for more outdoor exploration. Additionally, the increased humidity levels at 76% add a mild chill to the evenings, making this month a great time to enjoy Xi'an's rich history and culture under the beautiful autumn skies. For more detailed insights, check out Xi'an Climate.