Minimum temp (in C) observed in TN on 12.02.25 morning == Hills -- Valparai AWS 8.5 Ooty 8.8 Coonoor 11.2 Yelagiri 12.1 Yercaud 13 Munnar, Kerala 3.7 Others -- Palani 15.1 Pochampalli, Krishnagiri 15.8 Tirupattur 16.7 Salem 18 Tiruthani 18 Perambalur 18.4 Vellore 18.5 Dharmapuri 18.6 Madurai City 20 Kallakurichi 20.9 Erode 21 Coimbatore Airport 21 Thanjavur 21 Tiruvannamalai 21.3 Chennai AP 21.4 Cuddalore 21.4 Tiruppur 21.6 Kovilpatti 21.7 Trichy AP 22 Nagai 22.4 Karaikal 22.8 Chennai (Nunga) 22.6 Thoothukudi 23.7 Kanyakumari 24 Bangalore == City 16 HAL AP 15.1