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Sulfur hexafluoride (SF₆) in 2025 (global mean)
Annual mean12.24 ppt
vs previous year+0.44 ppt
Rank of increase1 / 27
Max − min within year0.45 ppt
By month
| Month | Concentration | vs same month last year |
|---|---|---|
| Jan | 12.03 ppt | +0.40 |
| Feb | 12.06 ppt | +0.40 |
| Mar | 12.10 ppt | +0.40 |
| Apr | 12.15 ppt | +0.41 |
| May | 12.19 ppt | +0.42 |
| Jun | 12.23 ppt | +0.44 |
| Jul | 12.26 ppt | +0.44 |
| Aug | 12.29 ppt | +0.44 |
| Sep | 12.32 ppt | +0.44 |
| Oct | 12.37 ppt | +0.46 |
| Nov | 12.43 ppt | +0.48 |
| Dec | 12.48 ppt | +0.49 |
+0.32 ppt
+0.37 ppt
+0.38 ppt
+0.39 ppt
+0.40 ppt
+0.44 ppt
Bars: yearly increase in the surrounding years. NOAA GML global monthly means.