Added 9 settings:
"Dawn biome temperature" (number, default - 4.0) - Number by which the biome temperature changes if it's dawn
"Day biome temperature" (number, default - 0.0) - Number by which the biome temperature changes if it's noon
"Dusk biome temperature" (number, default - 4.0) - Number by which the biome temperature changes if it's dusk
"Night biome temperature" (number, default - 8.0) - Number by which the biome temperature changes if it's midnight
"Biome temperature rain decrease" (number, default - 10/8/6 (depends on the biome type)) - Number by which the biome temperature decreases if it rains
"Biome temperature thunder decrease" (number, default - 12/10/8 (depends on the biome type)) - Number by which the biome temperature decreases if there is a thunderstorm
"Should biome temperature decrease when rain?" (true or false) - Whether rain should affect the temperature
"Should biome temperature decrease when thunder?" (true or false) - Whether thunder should affect the temperature
"Biome temperature shadow decrease" (number, default - 2.5) - Number by which the biome temperature decreases if the player is standing in the shadow

Continuation of the Enviromine mod with some changes (but most of all, compatibility with Hbm's Nuclear Tech Mod)