Globally-averaged monthly mean N₂O
Parts per billion (ppb)
339.86 ppb
Data table
| Date | Parts per billion (ppb) |
|---|---|
| 339.86 ppb | |
| 339.83 ppb | |
| 339.79 ppb | |
| 339.77 ppb | |
| 339.76 ppb | |
| 339.74 ppb | |
| 339.65 ppb | |
| 339.47 ppb | |
| 339.21 ppb | |
| 338.99 ppb | |
| 338.87 ppb | |
| 338.77 ppb | |
| 338.68 ppb | |
| 338.66 ppb | |
| 338.65 ppb | |
| 338.60 ppb | |
| 338.52 ppb | |
| 338.44 ppb | |
| 338.30 ppb | |
| 338.10 ppb | |
| 337.86 ppb | |
| 337.68 ppb | |
| 337.63 ppb | |
| 337.67 ppb | |
| 337.70 ppb | |
| 337.67 ppb | |
| 337.61 ppb | |
| 337.58 ppb | |
| 337.55 ppb | |
| 337.47 ppb | |
| 337.31 ppb | |
| 337.10 ppb | |
| 336.90 ppb | |
| 336.74 ppb | |
| 336.66 ppb | |
| 336.61 ppb | |
| 336.57 ppb | |
| 336.55 ppb | |
| 336.56 ppb | |
| 336.54 ppb | |
| 336.50 ppb | |
| 336.42 ppb | |
| 336.30 ppb | |
| 336.13 ppb | |
| 335.93 ppb | |
| 335.76 ppb | |
| 335.64 ppb | |
| 335.55 ppb | |
| 335.49 ppb | |
| 335.46 ppb | |
| 335.44 ppb | |
| 335.39 ppb |
Source: Lan, X., K.W. Thoning, and E.J. Dlugokencky (2022): Trends in globally-averaged CH4, N2O, and SF6 determined from NOAA Global Monitoring Laboratory measurements. Version 2026-10, https://doi.org/10.15138/P8XG-AA10