Minimum temp (in C) observed in TN on 05.02.25 morning == Hills -- Kodaikanal 8.5 Valparai 9 Ooty 9.2 Coonoor 11 Yercaud 12 Yelagiri 15.5 Munnar, Kerala 5 Others -- Pochampalli, Krishnagiri 15.7 Perambalur 16.3 Tirupattur 17.8 Salem 17.9 Kovilpatti 18.3 Tiruppur 18.4 Tiruthani 18.5 Vellore 18.9 Dharmapuri 19 Coimbatore Airport 19.6 Kallakurichi 19.7 Tiruvannamalai 20.3 Madurai 20.4 Trichy AP 20.6 Ranipet 20.7 Erode 20.8 Chennai AP 21.7 Cuddalore 22 Pondy 22 Thoothukudi 22.3 Ramnad 22.4 Nagai 22.5 Karaikal 22.7 Chennai (Nunga) 23.1 Palayankottai 23.4 Kanyakumari 23.4 Bangalore == City 17.3 HAL AP 15.9