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Sulfur hexafluoride (SF₆) in 2018 (global mean)
Annual mean9.60 ppt
vs previous year+0.35 ppt
Rank of increase7 / 27
Max − min within year0.33 ppt
By month
| Month | Concentration | vs same month last year |
|---|---|---|
| Jan | 9.45 ppt | +0.35 |
| Feb | 9.48 ppt | +0.35 |
| Mar | 9.51 ppt | +0.34 |
| Apr | 9.53 ppt | +0.33 |
| May | 9.55 ppt | +0.32 |
| Jun | 9.58 ppt | +0.34 |
| Jul | 9.61 ppt | +0.35 |
| Aug | 9.63 ppt | +0.34 |
| Sep | 9.66 ppt | +0.34 |
| Oct | 9.71 ppt | +0.36 |
| Nov | 9.75 ppt | +0.36 |
| Dec | 9.78 ppt | +0.36 |
+0.31 ppt
+0.33 ppt
+0.33 ppt
+0.33 ppt
+0.35 ppt
+0.35 ppt
+0.34 ppt
+0.32 ppt
+0.37 ppt
+0.38 ppt
+0.39 ppt
Bars: yearly increase in the surrounding years. NOAA GML global monthly means.