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Nitrous oxide (N₂O) in 2017 (global mean)
Annual mean329.75 ppb
vs previous year+0.79 ppb
Rank of increase17 / 24
Max − min within year0.83 ppb
By month
| Month | Concentration | vs same month last year |
|---|---|---|
| Jan | 329.46 ppb | +0.59 |
| Feb | 329.52 ppb | +0.62 |
| Mar | 329.54 ppb | +0.66 |
| Apr | 329.53 ppb | +0.65 |
| May | 329.51 ppb | +0.60 |
| Jun | 329.58 ppb | +0.67 |
| Jul | 329.70 ppb | +0.86 |
| Aug | 329.79 ppb | +1.01 |
| Sep | 329.87 ppb | +1.01 |
| Oct | 330.01 ppb | +0.96 |
| Nov | 330.15 ppb | +0.92 |
| Dec | 330.29 ppb | +0.93 |
+0.84 ppb
+0.89 ppb
+1.15 ppb
+1.08 ppb
+0.78 ppb
+0.79 ppb
+1.17 ppb
+0.96 ppb
+1.13 ppb
+1.28 ppb
+1.34 ppb
Bars: yearly increase in the surrounding years. NOAA GML global monthly means.