Climate TrendsHome › Greenhouse gases › Carbon dioxide (CO₂)
Carbon dioxide (CO₂) in 2024 (global mean)
Annual mean422.79 ppm
vs previous year+3.44 ppm
Rank of increase1 / 46
Max − min within year4.93 ppm
By month
| Month | Concentration | vs same month last year |
|---|---|---|
| Jan | 422.20 ppm | +2.83 |
| Feb | 422.79 ppm | +3.14 |
| Mar | 423.38 ppm | +3.40 |
| Apr | 423.85 ppm | +3.37 |
| May | 423.93 ppm | +3.39 |
| Jun | 423.23 ppm | +3.67 |
| Jul | 421.61 ppm | +3.69 |
| Aug | 420.27 ppm | +3.49 |
| Sep | 420.59 ppm | +3.42 |
| Oct | 422.33 ppm | +3.49 |
| Nov | 424.07 ppm | +3.67 |
| Dec | 425.20 ppm | +3.70 |
+2.46 ppm
+2.37 ppm
+2.26 ppm
+2.38 ppm
+2.27 ppm
+3.44 ppm
+2.83 ppm
Bars: yearly increase in the surrounding years. NOAA GML global monthly means.