This article is about the the standard variant. For the variant encountered while Dungeoneering, see Fire giant (Daemonheim) . Fire giants are the second strongest giants in RuneScape and they are well known for their combat and Slayer experience and gold charm drop rate.
The atmosphere of Uranus is composed of 83% helium, 15% methane and 2% methane plus trace amounts of other gases such as ethane. The average temperature of the surface of Uranus is 49Â° Kelvin or -224Â° Celsius.What makes the planet so cold is that it has a low internal temperature.he atmosphere of Uranus is composed of 83% helium, 15% methane and 2% methane plus trace amounts of other gases such as ethane. The average temperature of the surface of Uranus is 49Â° Kelvin or -224Â° Celsius.
The opposite is true for the upper atmosphere, which contains very few gases heavier than hydrogen and helium due to its low temperature. Uranus's atmosphere is the coldest of all the planets, with its temperature reaching as low as 49 K.he opposite is true for the upper atmosphere, which contains very few gases heavier than hydrogen and helium due to its low temperature. Uranus's atmosphere is the coldest of all the planets, with its temperature reaching as low as 49 K.