Note 173 — PORTUGAL.*
Reading edition
Temperature of Coimbra (according to Coello):—Year, 61·1°; winter, 52·2; spring, 63; summer, 68·9, autumn, 62·3; coldest month (January), 50·2; hottest month (July), 69·4; difference, 19·2 F. Temperature of Oporto (according to De Luiz, mean of eight years):—Year, 60·2; winter, 51·1; spring, 58·6; summer, 69·8; autumn, 61·2; coldest month (January), 50·2; hottest month (August), 70·3; difference, 20·1 F.