[['city', 'january (avg high degree)', 'january (avg low degree)', 'july (avg high degree)', 'july (avg low degree)'], ['winnipeg , mb', '10.6', '6.5', '78.4', '56.3'], ['saskatoon , sk', '13.8', '5.3', '77.5', '52.9'], ['regina , sk', '15.3', '4.2', '78.2', '53.4'], ['quebec city , qc', '19.4', '3.0', '76.5', '57.2'], ['edmonton , ab', '20.7', '0.1', '73.0', '49.1'], ['ottawa , on', '21.6', '6.1', '79.9', '60.3'], ['calgary , ab', '30.4', '8.2', '73.8', '49.6'], ['montreal , qc', '22.5', '6.8', '79.3', '61.0'], ['halifax , ns', '31.8', '17.2', '73.6', '59.2'], ["st john 's , nl", '30.6', '17.2', '69.3', '51.6'], ['toronto , on', '30.7', '19.8', '79.9', '64.4'], ['windsor , on', '31.5', '18.9', '82.6', '64.2'], ['vancouver , bc', '44.2', '34.3', '71.8', '56.7'], ['kamloops , bc', '32.7', '21.4', '84.0', '57.6'], ['yellowknife , nt', '6.9', '21.1', '70.3', '54.7'], ['iqaluit , nu', '9.0', '23.6', '54.1', '39.4'], ['moncton , nb', '25.3', '6.8', '76.5', '55.2'], ['charlottetown , pei', '25.9', '10.2', '73.9', '57.4'], ['whitehorse , yt', '12.2', '2.6', '69.1', '46.4']]
4 City have an average Low Temperature In July below 50 degree
4 [ENT] have an average [ENT] [ENT] [ENT] below 50 degree