Temperature anomaly (K; relative to 1971-2000) - Ocean: latitudes between 90S and 90N - 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 90 degrees South and 90 degrees North, the temperature anomaly relative to the 1971-2000 average was 0.46 degrees Kelvin in November 2025, compared to 0.51 in October.
Sample. In the monthly time series presented in the graph, there are a total of 2,111 observations. The series covers the time span extending from January 1850 to November 2025.
History. Here's a snapshot of a few statistics we computed on the whole sample: the anomaly attained a maximum of 0.73 degrees Kelvin in February 2024; it reached a trough of -0.85 in January 1917; it had a mean value of -0.24.
Latest values
| Date | Value - Degrees Kelvin |
|---|---|
| 2025-09-30 | 0.570935 |
| 2025-10-31 | 0.511219 |
| 2025-11-30 | 0.460511 |
Tip. We group time series into worksheets and datasets for easier exploration. By moving down the page, you will find how we structured further material linked to the statistics provided here.
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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 |
Series in the same data set
Discover the other time series included in this data set.