Why is the weather in Changzhou so strange?

Today's weather in Changzhou: sunny, the lowest is 22℃, and the southeast wind is 3-4.

Tomorrow's weather in Changzhou: cloudy to cloudy, 33℃ ~ 22℃, southeast wind, 3-4.

The weather in Changzhou the day after tomorrow: cloudy, 30℃ ~ 2 1℃, easterly, 3-4.

Weather in Changzhou after 3 days: cloudy, 29℃ ~ 22℃, easterly, 3-4.

After 4 days, the weather in Changzhou: cloudy, 30℃ ~ 20℃, easterly, 3-4.

Weather in Changzhou after 5 days: cloudy, 30℃ ~ 22℃, southeast wind, 3-4.

Weather in Changzhou after 6 days: showers turned cloudy, 28℃ ~ 23℃, easterly, 3-4.

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