Soulspring Lamp in the Nether
Freezing
Getting too cold will make you freeze! Regeneration is stunted, and your movement becomes sluggish
Biome Temperature
Biomes all have their own temperatures. Watch the gauge next to your hotbar to monitor the ambient temperature
Disorientation
Staying in sweltering temperatures for too long will overheat the player, causing dizzying effects!
Lava
Lava is extremely hot. Don't get too close!
Heating/Cooling Blocks
Many blocks heat or cool the area around them, so huddle close if you're in a pinch
Icebox
The icebox cools down up to 9 waterskins
Boiler
Use an icebox or boiler to warm up or cool down waterskins
Waterskins
Waterskins are the best way to keep cool or warm on the go
The Hearth
The Hearth keeps your house cozy in hazardous temperatures