Everything is controlled by G-d except Cold and heat

 Avoda Zara (3b) All occurrences that befall man are in the hands of Heaven except for colds and obstacles, from which one is able to protect himself, as it is stated: “Colds and snares are on the path of the crooked; he who guards his soul shall keep far from them”. This indicates that cold and, conversely, heat, are forms of harm from which one must protect himself, which teaches that being exposed to excessive heat can cause death.

Bava Basra (144b) All occurrences that befall man are in the hand of Heaven except for colds and obstacles, from which one is able to protect himself, as it is stated: “Colds and snares are on the path of the crooked; he who guards his soul shall keep far from them”.

Bava Metzia (107b) All occurrences that befall man are at the hands of Heaven, except for excess cold and heat, as it is stated: “Cold and heat are on the path of the perverse; he who guards his soul shall keep far from them”. This indicates that cold and heat are forms of harm caused by man, from which one can protect himself.

Kesubos (30a) All matters are at the hand of Heaven except for cold and heat, as it is stated: “Cold and heat are on the path of the crooked, he who guards his soul shall keep far from them”? This indicates that cold and heat are forms of harm caused by man, from which one can protect himself.