Statewide Temperature Index Daily average temperatures across Alaska compared to the historical average Has it been warmer or colder lately in Alaska? Answer: “It’s complicated.” Why? Alaska is a very large region with complex geography and sparse data availability. This tool presents a statewide temperature index, a simple indicator that balances accessible information on temperature variation with the complexity of Alaska’s climate. Go to the Alaska Statewide Temperature Index Past statewide temperature index figures Looking for past conditions (starting Jan. 1, 2018)? Please check the archive.