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Nitrous oxide (N₂O) in 2014 (global mean)
Annual mean327.10 ppb
vs previous year+1.15 ppb
Rank of increase4 / 24
Max − min within year1.26 ppb
By month
| Month | Concentration | vs same month last year |
|---|---|---|
| Jan | 326.61 ppb | +1.03 |
| Feb | 326.66 ppb | +1.03 |
| Mar | 326.72 ppb | +1.04 |
| Apr | 326.79 ppb | +1.05 |
| May | 326.83 ppb | +1.02 |
| Jun | 326.89 ppb | +0.99 |
| Jul | 327.03 ppb | +1.07 |
| Aug | 327.19 ppb | +1.21 |
| Sep | 327.34 ppb | +1.29 |
| Oct | 327.52 ppb | +1.32 |
| Nov | 327.72 ppb | +1.34 |
| Dec | 327.87 ppb | +1.35 |
+0.77 ppb
+0.91 ppb
+1.02 ppb
+0.84 ppb
+0.89 ppb
+1.15 ppb
+1.08 ppb
+0.78 ppb
+0.79 ppb
+1.17 ppb
+0.96 ppb
Bars: yearly increase in the surrounding years. NOAA GML global monthly means.