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兴隆县地处河北省东北部,东经117°15′~118°15,′北纬40°17′~40°40′之间,属燕山山脉,年平均气温7.9℃,最冷月份为1月份,平均气温为-9.8℃;最热月份为7月份,平均气温为22.3℃。无霜期145d,历年平均日照时间为2851.3h,年有效积温(≥10℃)为3093.0℃。年均降雨量735.1mm,年
Xinglong County is located in the northeast of Hebei Province, east longitude 117 ° 15 ’~ 118 ° 15’ north latitude 40 ° 17 ’~ 40 ° 40’ between Yanshan Mountains, the annual average temperature 7.9 ℃, the coldest month in January, The average temperature is -9.8 ℃; the hottest month is July, the average temperature is 22.3 ℃. Frost-free period 145d, the average annual sunshine time is 2851.3h, the annual effective accumulated temperature (≥10 ℃) is 3093.0 ℃. The average annual rainfall 735.1mm, year