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街头实测50℃ 天气预报却显示39℃ “温差”哪来的?
Yang Shi Xin Wen·2025-07-07 08:18

Core Viewpoint - The article discusses the ongoing extreme heat wave affecting China, highlighting discrepancies between reported temperatures and perceived temperatures by individuals, leading to public confusion about weather forecasting accuracy [1][4]. Group 1: Temperature Measurement - The temperature reported by meteorological departments is measured in shaded areas, typically 1.5 meters above ground, and does not account for factors affecting human perception [8][9]. - Different regions within the same city can experience varying temperatures, as meteorological stations select representative sites for reporting [8]. Group 2: Perceived Temperature Factors - Perceived temperature, or "feels-like" temperature, is influenced by humidity, wind speed, solar radiation, and individual differences [11][14]. - High humidity can make the perceived temperature significantly higher than the actual temperature, especially during hot weather [17]. Group 3: Heat Advisory and Safety Tips - The article provides guidelines for coping with high temperatures, emphasizing the importance of avoiding prolonged exposure to heat, staying hydrated, and managing temperature transitions effectively [20].