World Co2 Concentration
co2-global-meanClimate & Environment
Subject
World
Metric
Co2 Concentration
Data Points
56
Coverage
2021–2026
Latest Value
427.62
as of Jun 1, 2026
Time Series (56 observations)
Recent Data
| Date | Value | Type |
|---|---|---|
| Jun 1, 2026 | 427.62 | - |
| May 1, 2026 | 428.59 | - |
| Apr 1, 2026 | 428.67 | - |
| Mar 1, 2026 | 428.48 | - |
| Feb 1, 2026 | 428.44 | - |
| Jan 1, 2026 | 428.02 | - |
| Dec 1, 2025 | 427.31 | - |
| Nov 1, 2025 | 426.39 | - |
| Oct 1, 2025 | 424.66 | - |
| Sep 1, 2025 | 423.06 | - |
| Aug 1, 2025 | 422.86 | - |
| Jul 1, 2025 | 424.09 | - |
| Jun 1, 2025 | 425.9 | - |
| May 1, 2025 | 427.04 | - |
| Apr 1, 2025 | 427.03 | - |
Showing most recent 15 of 56 observations
Data Source
CLIMATE
Category
Climate & Environment→ Greenhouse Gases
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