World Co2 Concentration
co2-global-meanClimate & Environment
Subject
World
Metric
Co2 Concentration
Data Points
563
Coverage
1979–2025
Latest Value
426.48
as of Nov 1, 2025
Time Series (563 observations)
Recent Data
| Date | Value | Type |
|---|---|---|
| Nov 1, 2025 | 426.48 | - |
| Oct 1, 2025 | 424.73 | - |
| Sep 1, 2025 | 423.15 | - |
| Aug 1, 2025 | 423.02 | - |
| Jul 1, 2025 | 424.21 | - |
| Jun 1, 2025 | 425.86 | - |
| May 1, 2025 | 426.92 | - |
| Apr 1, 2025 | 426.94 | - |
| Mar 1, 2025 | 426.6 | - |
| Feb 1, 2025 | 426.45 | - |
| Jan 1, 2025 | 426 | - |
| Dec 1, 2024 | 425.19 | - |
| Nov 1, 2024 | 424.06 | - |
| Oct 1, 2024 | 422.35 | - |
| Sep 1, 2024 | 420.59 | - |
Showing most recent 15 of 563 observations
Data Source
CLIMATE
Related Data
View all World data →API Access
# Fetch data by canonical code
GET /api/v1/timeseries/canonical/co2-global-mean
# With date filters
GET /api/v1/timeseries/canonical/co2-global-mean?start_date=2020-01-01
# Point-in-time reconstruction (Pro)
GET /api/v1/timeseries/canonical/co2-global-mean?as_of=2024-01-01