import urllib.request as ur
import json
url='https://opendata.cwb.gov.tw/api/v1/rest/datastore/O-A0001-001?Authorization=CWB-xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx&format=JSON&locationName=%E4%B8%AD%E5%A3%A2&elementName=TEMP'
site = ur.urlopen(url)
page = site.read()
contents = page.decode()
data = json.loads(contents)
temp = data['records']['location'][0]['weatherElement'][0]['elementValue']
print( temp)
※將中文轉換程百分比符號的ASCII碼: https://www.url-encode-decode.com/
※氣象局自動量測站的數據欄位代號說明文件:https://opendata.cwb.gov.tw/opendatadoc/DIV2/A0001-001.pdf