Climate report
Monthly climate reports
Each month: the global land temperature measured by NASA, how the month ranks in the record, and CO₂ at Mauna Loa.
All reports
Latest report: October 2026, at +2.23 °C versus 1901–1930 — the warmest October in 147 years of records. Of the 22 months listed here, 3 set a record for their month.
| Month | Rank of the month | Year to date | Anomaly (land) |
|---|---|---|---|
| October 2026record | record | +2.00 °C | +2.23 °C |
| September 20262nd / 147 | 2nd / 147 | +1.98 °C | +2.11 °C |
| August 20262nd / 147 | 2nd / 147 | +1.96 °C | +2.20 °C |
| July 20262nd / 147 | 2nd / 147 | +1.93 °C | +1.83 °C |
| June 20262nd / 147 | 2nd / 147 | +1.94 °C | +1.74 °C |
| May 20264th / 147 | 4th / 147 | +1.99 °C | +1.66 °C |
| April 20265th / 147 | 5th / 147 | +2.07 °C | +1.79 °C |
| March 20265th / 147 | 5th / 147 | +2.16 °C | +2.36 °C |
| February 20264th / 147 | 4th / 147 | +2.07 °C | +2.38 °C |
| January 20269th / 147 | 9th / 147 | — | +1.76 °C |
| December 20255th / 146 | 5th / 146 | +1.99 °C | +1.93 °C |
| November 20252nd / 146 | 2nd / 146 | +1.99 °C | +2.01 °C |
| October 20253rd / 146 | 3rd / 146 | +1.99 °C | +1.85 °C |
| September 20252nd / 146 | 2nd / 146 | +2.00 °C | +2.05 °C |
| August 20254th / 146 | 4th / 146 | +2.00 °C | +1.78 °C |
| July 20255th / 146 | 5th / 146 | +2.03 °C | +1.44 °C |
| June 20252nd / 146 | 2nd / 146 | +2.13 °C | +1.69 °C |
| May 20252nd / 146 | 2nd / 146 | +2.21 °C | +1.70 °C |
| April 2025record | record | +2.34 °C | +2.23 °C |
| March 20252nd / 146 | 2nd / 146 | +2.38 °C | +2.53 °C |
| February 20256th / 146 | 6th / 146 | +2.31 °C | +2.07 °C |
| January 2025record | record | — | +2.56 °C |