Temperature anomaly (K; relative to 1971-2000) - Ocean: latitudes between 20S and 20N - NOAA - Monthly
This series is part of the dataset: Temperature anomalies by latitude (NOAA)
Download Full Dataset (.xlsx)Latest updates. In oceanic locations at latitudes between 20 degrees South and 20 degrees North, the temperature anomaly relative to the 1971-2000 average was 0.31 degrees Kelvin in December 2025, compared to 0.29 in November.
Sample. This monthly time series has 2,112 observations overall. The series covers the period going from January 1850 to December 2025.
History. Here's a snapshot of some descriptive statistics we computed on the entire sample: the anomaly had a mean value of -0.25 degrees Kelvin; it reached its highest level of 1.05 in February 2024; it registered a minimum of -1.23 in March 1917.
Latest values
| Date | Value - Degrees Kelvin |
|---|---|
| 2025-10-31 | 0.34524 |
| 2025-11-30 | 0.29009 |
| 2025-12-31 | 0.313403 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Temperature anomaly |
| Country | World |
| Economic concept | Temperature |
| Data type | Physical measurement |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Monthly |
| Unit | Degrees Kelvin |
| Source | NOAA National Centers for Environmental Information |
| Source type | Federal Administration |
| Data licence | Some use and access constraints |
| Measure type | Anomaly relative to 1971–2000 climatology |
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