temperature normals

例句：

1. 1. The temperature normals for this region are between 20 and 30 degrees Celsius.
   这个地区的正常温度在20到30摄氏度之间。
2. 2. The temperature normals have been adjusted to account for the changing weather patterns.
   为了适应天气模式的变化，已经调整了温度正常值。
3. 3. The temperature normals were determined by analyzing historical data.
   通过分析历史数据确定了温度正常值。