The current difficulty is 2,693 PH. The next difficulty is estimated at 2,702 PH, a change of +0.32%. The difficulty changes globally every time a new block is mined, based on how fast blocks are being found.
Hash Price Report
The last block was at height 199,016. The current block reward is 90,884.7 mSCP. Based on this and on the current difficulty, miners are being paid 32.7307 mSCP/PH, which corresponds to about 2.83 mSCP/day per GH/s.