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Methane (CH₄) in 2024 (global mean)
Annual mean1,929.5 ppb
vs previous year+8.0 ppb
Rank of increase18 / 41
Max − min within year20.3 ppb
By month
| Month | Concentration | vs same month last year |
|---|---|---|
| Jan | 1,928.2 ppb | +8.2 |
| Feb | 1,925.6 ppb | +6.6 |
| Mar | 1,926.8 ppb | +8.1 |
| Apr | 1,928.3 ppb | +8.7 |
| May | 1,925.5 ppb | +6.5 |
| Jun | 1,921.4 ppb | +6.4 |
| Jul | 1,920.4 ppb | +7.5 |
| Aug | 1,924.8 ppb | +8.1 |
| Sep | 1,934.2 ppb | +9.9 |
| Oct | 1,940.7 ppb | +10.6 |
| Nov | 1,940.1 ppb | +8.5 |
| Dec | 1,937.6 ppb | +6.5 |
+9.2 ppb
+12.2 ppb
+16.0 ppb
+16.2 ppb
+10.4 ppb
+8.0 ppb
+6.5 ppb
Bars: yearly increase in the surrounding years. NOAA GML global monthly means.