Core Viewpoint - The recent weather in China has been characterized by warming and dryness, with significant temperature increases expected in various regions, creating an unusual early spring-like atmosphere [1][3]. Temperature Trends - The highest temperature line of 15°C is expected to extend northward to southern Hebei, while the 20°C line will rise to southern Henan and central Jiangsu, with many areas in the northwest to south China experiencing above-normal temperatures, particularly in the Huanghuai to Jiangnan regions, where the maximum temperature may exceed 10°C [3][6]. - Specific cities like Hefei, Nanjing, Hangzhou, Changsha, and Nanchang are forecasted to reach maximum temperatures of 20°C, 20°C, 22°C, 22°C, and 21°C respectively, indicating a significant deviation from typical January temperatures [3][5]. Weather Conditions - The upcoming days are expected to have plenty of sunshine with little rain or snow across most of the country, contributing to the warming trend [6]. - Despite the daytime warming, there will be significant temperature differences between day and night, with some areas experiencing temperature variations exceeding 15°C [7]. Cold Air Influence - A strong cold air mass is anticipated to impact most of China starting this weekend, leading to much colder conditions in the northeast, with minimum temperatures dropping below -30°C in some areas [10]. - The cold air is expected to move southward gradually rather than in a sudden burst, indicating a prolonged period of colder weather following the recent warmth [10]. Future Weather Patterns - The current dry weather pattern in the central and eastern regions is likely to change as active warm and moist air flows may lead to widespread rain and snow events [10]. - Historical data indicates that the first typhoon of the year typically forms around March 25, but there have been instances of January typhoons, with the earliest recorded in 2019 [12].

Group 1 - The core viewpoint of the articles highlights the unusual warm weather in Guangxi during winter, with temperatures expected to rise to 20℃–25℃ in most areas [1] - The temperature in Guangxi has rapidly increased, with most regions experiencing temperatures between 15℃ and 23℃ as of yesterday afternoon [1] - Despite the warm weather, there is a significant temperature difference between day and night, with nighttime temperatures dropping to as low as -1℃ to 3℃ in high-altitude areas [1] Group 2 - Starting from the 15th, Nanning will experience overcast skies and light rain, but temperatures will not drop significantly [2] - The forecast indicates that after tomorrow, northern and western Guangxi may transition to rainy weather, primarily light rain, which will alleviate the dry conditions [1]

Core Viewpoint - The current winter season in China is experiencing unusual warmth during the traditionally cold "San Jiu" period, with significant regional temperature variations observed across the country [1][3]. Group 1: Temperature Trends - The "San Jiu" period, typically the coldest time of the year, is expected to see overall higher temperatures this year, with many regions experiencing temperatures up to 2°C above the historical average [1][3]. - Historical data from 1991 to 2020 indicates that the coldest average temperature during "San Jiu" is -5.15°C, but this year, the temperature distribution will be uneven, with some areas like Inner Mongolia and Northeast China experiencing drops exceeding 10°C [3][5]. Group 2: Day-Night Temperature Variation - This year's "San Jiu" period is characterized by significant day-night temperature contrasts, particularly in southern regions where daytime highs may approach or exceed 20°C, while nighttime lows could drop below historical averages [5][7]. - The temperature difference between day and night in areas like Jiangnan could exceed 10°C, with some locations experiencing differences greater than 15°C, highlighting the stark contrast in temperature [5]. Group 3: Regional Weather Differences - Northern regions are expected to experience frequent cold air activity, leading to strong winds and snowfall, while southern areas will have warm days but cold nights, necessitating public awareness of weather changes [7].

Core Viewpoint - The weather in Guangxi has turned extremely cold, with temperatures dropping significantly, leading to frost and ice conditions in various regions [1][3][4]. Summary by Sections Temperature Conditions - The highest temperature across Guangxi was ≤17℃, with some areas in northern Guangxi experiencing single-digit highs, and the lowest temperature recorded was 2.5℃ in Jinxi, Laibin [1]. - Forecasts indicate that from January 7 to 9, temperatures in Daming Mountain will remain below 0℃, with a minimum expected to drop to -3℃, leading to frost and localized rime ice [3]. Weather Forecast - The weather is expected to be cloudy to clear, with frost or ice conditions in high-altitude and eastern Guangxi regions. Minimum temperatures are projected to be between -5 to 1℃ in high-altitude areas and 4 to 9℃ in other regions [4][5]. - From January 8 evening to January 10 daytime, similar weather patterns are anticipated, with minimum temperatures ranging from -3 to 2℃ in high-altitude areas and 4 to 10℃ in other regions [5]. Wind and Fire Safety - The northern Gulf sea area will experience cloudy weather with northeast winds at 4-5 levels and gusts reaching 6-7 levels. A strong wind signal has been issued for coastal areas [6]. - There is a warning for increased temperature fluctuations, with day-night temperature differences exceeding 10℃, and in some areas, it may reach over 15℃. Precautions for cold weather and fire safety are advised due to dry conditions [6].

Group 1 - The core viewpoint of the articles is that most regions in China will experience a warming trend from December 16 to 19, despite some cold air interruptions [1][2] - The temperature in Northeast and Jiangnan regions is expected to be significantly higher, around 10°C above the average for this time of year, resembling conditions typical of early November [2] - Major cities like Changsha will see maximum temperatures exceeding 20°C, which is more than 10°C higher than the average for mid-December [2] Group 2 - The northern regions will maintain a dry and sunny weather pattern, while the southern regions will experience light rain starting tomorrow [3][6] - There will be localized snow or sleet in parts of Inner Mongolia, Xinjiang, and the Tibetan Plateau, with some areas in Xinjiang expected to see heavy snowfall [5][8] - The public is advised to take precautions against potential fog and haze in regions like North China and Huanghuai, which may affect visibility and traffic safety [9]

Summary of Key Points Core Viewpoint - The weather in most parts of China is expected to be sunny and warm today, but rain will increase in the central and eastern regions starting tomorrow, with a significant rise in temperatures leading to high heat conditions from the 16th onward [1][6]. Weather Conditions - Today, most of the central and eastern regions will experience sunny weather, while some areas in the southeast coast and Hainan Island will see rain, with parts of Hainan and Taiwan experiencing heavy rain [2][3]. - Starting tomorrow, rain will develop and increase in the central and eastern regions, with small to moderate rain expected in areas like North China, Huanghuai East, and Northeast China over the next two days [2][5]. - By the day after tomorrow, regions such as central and eastern Jilin, northern Liaoning, and parts of Hainan Island will experience moderate to heavy rain, with some areas facing heavy downpours [4]. Temperature Trends - The northern regions are experiencing a significant temperature rise, with many areas seeing increases of over 6°C, and some cities recording temperatures above 30°C [6]. - From the 16th, a large area of high temperatures is expected in Hebei, Henan, Shanxi, Shaanxi, and Shandong, with local temperatures potentially reaching 40°C [6]. - The temperature difference between day and night in many northern areas can reach up to 15°C, with some places exceeding 20°C, indicating a significant temperature variation within a single day [6].