Last updated: August 21, 2025
In Lanzhou, China, December brings a crisp chill, with temperatures ranging from a maximum of 12°C (54°F) to a biting minimum of -18°C (1°F), averaging around -4°C (25°F). Expect a brief respite from the frost with only 1 day of measurable precipitation totaling 5 mm (0.2 in), enhancing the gentle winter landscape. Humidity levels hover at 78%, lending a frosty air to the serene scenery, making December a reflective month amid the beauty of winter.
In Lanzhou, China, December ushers in a distinct chill, with temperatures dipping significantly as winter takes hold. The minimum temperature hovers around -18°C (1°F), while the average settles at a brisk -4°C (25°F), marking the transition to some of the coldest days of the year. Despite the frigid conditions, daily highs can still reach a pleasant 12°C (54°F), offering brief intervals of respite from the cold. Observing the progression from the milder autumn months, it's evident how December reflects a sharp drop in temperatures compared to November's slightly warmer readings, showcasing the stark shift towards the heart of winter in this region. As the landscape turns frosty, December in Lanzhou becomes a time to embrace the season's chill while preparing for the deeper freeze of the coming months.
In Lanzhou, China, December marks the tail end of the year with notably low precipitation, recording just 5 mm (0.2 in) spread over a mere single day. This starkly contrasts with the wetter months of summer, where July and August see substantial rainfall, peaking at 81 mm (3.2 in) and 125 mm (4.9 in) respectively. As autumn progresses, the precipitation gradually dwindles, highlighted by November's 12 mm (0.5 in) before plunging into December’s dry spell. Despite this minimal rainfall, Lanzhou's overall climate remains vibrant, showcasing a clear trend of diminishing precipitation as the year closes out, which hints at a transition into the drier winter months ahead.
In Lanzhou, China, December experiences a notable dip in humidity, averaging around 78%, which is a refreshing change compared to the consistently high levels seen in the preceding months. As the year progresses from the summer peak of 86% in August and a steady rise through the fall, the humidity starts to decline, offering a more comfortable atmosphere as winter sets in. This reduction in moisture not only contrasts sharply with the earlier months, where humidity often hovers in the mid-80s to high-80s, but also marks a transition into the drier winter season, making December a relatively pleasant month for outdoor activities in the city.
In Lanzhou, China, the UV Index experiences a notable fluctuation throughout the year, reflecting seasonal changes and shifting sun exposure. In December, the UV Index dips back to a moderate level of 3, similar to January, with a burn time of 30 minutes. This marks a transition from the extreme levels observed during the summer months, when indices peaked at 12 in May through July, necessitating just 10 minutes of exposure before burning occurs. The gradual decline continues through the fall, with November showing a moderate UV Index of 5. As winter sets in, it's essential to remain aware of the UV levels, especially when planning outdoor activities. For more detailed information, visit Lanzhou UV Index.
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December in Lanzhou, China, wraps up the year with an inviting 274 hours of sunshine, maintaining the city’s trend of abundant daylight as it transitions into winter. While the month sees a slight dip compared to the summer peak of 348 hours in July, it stands out positively against the colder months that precede it, such as January with its 224 hours. As the year progresses, the sunshine hours gradually increase, peaking in the vibrant warmth of May and July. December's figures suggest a stable end to the year, providing residents and visitors alike with a pleasant blend of sunlight, making it an ideal time to experience Lanzhou’s cultural richness amidst the gentle chill of winter.
Lanzhou, China, experiences a dynamic shift in sunny weather throughout the year, with December offering a 60% chance of sun. This places December among the brighter months, closely following a notably sunny November at 78%. As we transition from the warmer months of summer and early autumn, which see lower sun probabilities, December stands out as a month where clear skies become increasingly likely. While sunshine is less frequent in spring, with March and April dipping to 41% and 34%, respectively, the approach of winter seems to rejuvenate the sun's presence again, setting the stage for a festive and bright end to the year.
In Lanzhou, China, December marks a return to shorter days, with daylight lasting around 9 hours. This reduction is part of a clear seasonal trend as daylight gradually decreases from the brighter months of May through November. Notably, April boasts the longest duration of daylight in the spring at 13 hours, creating a stark contrast with December's early sunset. As winter approaches, the daylight begins to taper off, dipping from 10 hours in November back to December's 9 hours, heralding the deepening darkness of winter. However, even as days grow shorter, there’s a comforting rhythm to the changing seasons, offering a chance for reflection and cozy warmth as the year draws to a close.
As December arrives in Lanzhou, China, the average wind speed gently dips to a modest 1.5 m/s (3 mph), marking a subtle shift from the slightly brisker winds of earlier months. The trend shows a gradual decline in wind speeds from the summer months, where they hovered around 2.1 m/s (5 mph), to the quieter and cooler winter, signaling the onset of a more serene seasonal character. This calming breeze lends itself to the tranquil December atmosphere, inviting residents and visitors alike to embrace the serene beauty of the season amid less vigorous winds.
Weather in Lanzhou varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Lanzhou, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January display similar cold weather patterns, but there are notable differences in temperature and humidity. In December, temperatures range from a minimum of -18°C (1°F) to a maximum of 12°C (54°F), with an average of -4°C (25°F) and relatively low humidity at 78%. Precipitation during this month is light, totaling 5 mm (0.2 in) over just one day. In contrast, January brings slightly colder conditions, with temperatures dipping to a minimum of -19°C (-2°F) and averaging -5°C (23°F). The maximum temperature reaches 13°C (55°F), while humidity rises to 81%. Additionally, precipitation increases to 6 mm (0.2 in) over two days. For a detailed look at what to expect during this month, check out Lanzhou weather in January.
In December, the weather typically sees a minimum temperature of -18°C (1°F) and an average of -4°C (25°F), with a maximum reaching 12°C (54°F). Precipitation is minimal, averaging just 5 mm (0.2 in) over about 1 day, and the humidity sits at 78%. In contrast, February experiences slightly colder conditions, with minimum temperatures dropping to -21°C (-5°F) and an average of -2°C (29°F). The maximum temperature can rise to 17°C (63°F), while precipitation increases to 7 mm (0.3 in) spread over 2 days, along with a higher humidity level of 85%. For more detailed insights, check out Lanzhou weather in February.
In December, temperatures in Lanzhou can range significantly, with a minimum of -18°C (1°F) and an average temperature of -4°C (25°F), peaking at 12°C (54°F). Precipitation is minimal during this month, with only 5 mm (0.2 in) over just 1 day and humidity levels sitting at 78%.
Conversely, March brings a noticeable shift in the weather, as temperatures rise with a minimum of -11°C (13°F) and an average of 6°C (43°F), reaching a maximum of 26°C (79°F). Notably, March experiences more precipitation, totaling 14 mm (0.5 in) over 3 days, alongside slightly higher humidity levels at 85%. For more detailed information, you can explore Lanzhou weather in March.
December and April present stark contrasts in weather. In December, temperatures range from a frigid minimum of -18°C (1°F) to a maximum of 12°C (54°F), with an average temperature of -4°C (25°F). The month is quite dry, receiving only 5 mm (0.2 in) of precipitation on just 1 day, and maintaining a humidity level of 78%. In contrast, April sees a significant rise in temperatures, with a minimum of -6°C (21°F) and a maximum soaring to 31°C (87°F), leading to a comfortable average of 11°C (52°F). Precipitation increases as well, with 40 mm (1.6 in) falling over 9 days, while humidity also rises slightly to 83%. For a more detailed overview, check out Lanzhou weather in April.
December and May present stark contrasts in weather patterns. December features much colder temperatures, with a minimum of -18°C (1°F) and an average of -4°C (25°F), while May enjoys a milder climate with temperatures ranging from a minimum of 3°C (37°F) to an average of 16°C (60°F). Precipitation also varies significantly; December sees minimal rainfall at 5 mm (0.2 in) over just one day, whereas May experiences a total of 51 mm (2.0 in) spread over seven days. Interestingly, both months share the same humidity level at 78%, but the overall shift in warmth and precipitation makes May feel much more vibrant and inviting compared to the chill of December. For more details, you can explore Lanzhou weather in May.
December and June present strikingly different weather conditions. In December, temperatures can plunge as low as -18°C (1°F) with an average of -4°C (25°F), making it a chilly month with minimal precipitation of only 5 mm (0.2 in) over just one day and a humidity level of 78%. Conversely, June welcomes warmer temperatures ranging from a minimum of 8°C (46°F) to a maximum of 32°C (91°F), with an average temperature of 20°C (67°F). This month experiences significantly more precipitation, accumulating 58 mm (2.3 in) across nine days and a slightly higher humidity level of 80%. For more detailed information, you can check Lanzhou weather in June.
December and July in Lanzhou present strikingly different weather conditions. December sees much chillier temperatures, with a minimum of -18°C (1°F) and an average of -4°C (25°F), while July boasts milder conditions with a minimum of 11°C (53°F) and an average of 22°C (72°F). Precipitation also varies significantly; December is relatively dry with only 5 mm (0.2 in) over just 1 day, in contrast to July, which experiences much wetter weather with 81 mm (3.2 in) spread across 11 days. Humidity levels are slightly higher in July at 82%, compared to December's 78%. For more details, you can check out Lanzhou weather in July.
December and August present starkly contrasting weather conditions. In December, temperatures can plummet to a minimum of -18°C (1°F), with an average of -4°C (25°F) and a maximum of 12°C (54°F). The month features minimal precipitation, totaling only 5 mm (0.2 in) over just one day, and a humidity level of 78% contributes to the chilly atmosphere. In comparison, August welcomes warmer temperatures, with a minimum of 10°C (50°F), an average of 20°C (68°F), and a peak of 35°C (95°F). The month is characterized by significantly higher precipitation, accumulating 125 mm (4.9 in) over 13 days, along with elevated humidity levels of 86%. This shift from winter's cold to summer's heat is quite pronounced. For more detailed insights, check out Lanzhou weather in August.
December and September present strikingly different weather patterns. In December, temperatures can plummet to a minimum of -18°C (1°F) and typically hover around an average of -4°C (25°F), occasionally reaching a maximum of 12°C (54°F). Precipitation is minimal, with only 5 mm (0.2 in) recorded over just one day, and humidity levels sit at 78%. In stark contrast, September enjoys much milder temperatures, with a minimum of 6°C (42°F), an average of 16°C (61°F), and highs that can soar up to 31°C (87°F). This month also sees significantly higher precipitation, totaling 70 mm (2.8 in) over 12 days, and a slightly higher humidity level at 87%. For a closer look at the weather specifics in September, visit Lanzhou weather in September.
December weather is significantly colder than October, with average temperatures dropping from 9°C (48°F) in October to -4°C (25°F) by December. The min temperature in December can plunge to -18°C (1°F), while October sees milder minimums around -1°C (30°F). Additionally, December experiences much less precipitation, with only 5 mm over just 1 day compared to October's 48 mm over 9 days, resulting in a drier month. The humidity remains relatively high in both months, peaking at 88% in October against December's 78%. For a detailed look at the October climate, check out Lanzhou weather in October.
In comparing the weather of December and November, we can see a noticeable drop in temperatures. December experiences a minimum of -18°C (1°F) and an average of -4°C (25°F), while November has relatively milder temperatures, with a minimum of -13°C (10°F) and an average of 2°C (36°F). Additionally, December has significantly less precipitation, with only 5 mm (0.2 in) over just 1 day compared to November's 12 mm (0.5 in) across 3 days. Humidity levels also differ, as December holds a humidity of 78%, slightly lower than November's 86%, indicating that December feels drier despite the colder temperatures. For more detailed information, check out Lanzhou weather in November.
December weather in Lanzhou brings a distinct chill that sets it apart from the milder months earlier in the year. As temperatures dip considerably, with maximums reaching only a brisk 12°C and minimums plummeting to -18°C, residents and visitors alike can expect a more frigid atmosphere. The air carries a humidity level of 78%, creating a biting cold that lingers throughout the month. Unlike other months, which may see more significant precipitation, December experiences just a trace of rain, accumulating to a mere 5 mm over the course of a single rainy day. Overall, December serves as a stark reminder of winter's arrival in Lanzhou. For more insights on weather patterns, visit Lanzhou Climate.