BlockBeats news, on December 29th, Bitcoin mining difficulty was adjusted for the last time this year on December 25th, increasing by 0.04% to 148.26 T. According to CoinWarz predictions, the next Bitcoin mining difficulty adjustment is expected to occur on January 8, 2026, at block height 931,392, when the network mining difficulty is projected to rise to 149 T.
Throughout 2025, Bitcoin mining difficulty has repeatedly reached new all-time highs, with two significant increases in September during Bitcoin’s price rise, followed by a sharp decline after the 1011 market crash.
