潍坊市2025年夏季气候特征

Climatic Characteristics of Summer 2025 in Weifang City

摘要: 潍坊市2025年夏季平均气温突破历史同期最高记录，呈北高、南低分布。全市平均气温28.0℃，较历年同期偏高2.5℃，气温指数7级：异常偏高。高温天气持续时间长，35.0℃以上高温日数平均30.1 d；极端最高、最低分别为41.5℃、13.5℃。潍坊市2025年夏季降水时空分布不均，呈北部多、南部少，自西北向东南逐渐减少分布；8月份降水量占全夏季降水总量的1/2。全市平均降水量490.5 mm，较历年同期偏多96.3 mm (24.4%)，降水量指数4级：正常；大气干旱指数2级：偏旱。2025年夏季平均降水日数30.0 d，较历年同期偏少2.0 d；平均暴雨日数2.9 d，较历年同期偏多3.1 d。潍坊市2025年夏季日照时数呈北多、南少分布，全市夏季平均日照时数653.9 h，较历年同期偏多46.5 h。

Abstract: The average summer temperature in Weifang City in 2025 broke the historical record for the same period, showing a distribution pattern of higher temperatures in the north and lower in the south. The city’s average temperature was 28.0˚C, which is 2.5˚C higher than the average for the same period in previous years. The temperature index was level 7: abnormally high. High-temperature weather persisted for a long duration, with an average of 30.1 days exceeding 35.0˚C. The extreme maximum and minimum temperatures were 41.5˚C and 13.5˚C, respectively. The temporal and spatial distribution of precipitation in Weifang City during the summer of 2025 was uneven, showing a pattern of more precipitation in the north and less in the south, gradually decreasing from northwest to southeast. Precipitation in August accounted for half of the total summer rainfall. The city’s average precipitation was 490.5 mm, which is 96.3 mm (24.4%) more than the average for the same period in previous years. The precipitation index was level 4: normal; the atmospheric drought index was level 2: slightly dry. The average number of precipitation days in summer 2025 was 30.0 days, which is 2.0 days fewer than the average for the same period. The average number of heavy rain days was 2.9 days, which is 3.1 days more than the average for the same period. The sunshine duration in Weifang City during the summer of 2025 showed a distribution of more in the north and less in the south. The city’s average summer sunshine duration was 653.9 hours, which is 46.5 hours more than the average for the same period.