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Methane (CH₄) in 2019 (global mean)
Annual mean1,866.7 ppb
vs previous year+9.2 ppb
Rank of increase16 / 41
Max − min within year17.6 ppb
By month
| Month | Concentration | vs same month last year |
|---|---|---|
| Jan | 1,865.0 ppb | +10.5 |
| Feb | 1,865.1 ppb | +10.0 |
| Mar | 1,866.3 ppb | +9.3 |
| Apr | 1,865.3 ppb | +8.6 |
| May | 1,862.0 ppb | +7.2 |
| Jun | 1,858.6 ppb | +6.8 |
| Jul | 1,858.1 ppb | +9.1 |
| Aug | 1,863.0 ppb | +11.1 |
| Sep | 1,870.9 ppb | +10.4 |
| Oct | 1,875.5 ppb | +9.7 |
| Nov | 1,875.7 ppb | +9.4 |
| Dec | 1,874.6 ppb | +8.6 |
+9.2 ppb
+11.6 ppb
+9.0 ppb
+6.4 ppb
+7.8 ppb
+9.2 ppb
+12.2 ppb
+16.0 ppb
+16.2 ppb
+10.4 ppb
+8.0 ppb
Bars: yearly increase in the surrounding years. NOAA GML global monthly means.