Temperature anomaly (C; relative to 1901-2000) - Northen hemisphere - NOAA - Monthly
This series is part of the dataset: Temperature anomalies by region (NOAA)
Download Full Dataset (.xlsx)Latest updates. In land sites located in the Northen hemisphere, the temperature anomaly relative to the 1901-2000 average was 1.46 degrees Celsius in July 2025, versus 1.42 in June.
Sample. There are 1,387 observations overall in the monthly series presented in the figure above. The series covers the time period extending from January 1910 to July 2025.
History. Here's a peek at some descriptive statistics we calculated on the whole sample: the anomaly had a mean of 0.34 degrees Celsius; it peaked at 3.17 in February 2016; it recorded a bottom of -1.81 in December 1916.
Latest values
| Date | Value - Degrees Celsius |
|---|---|
| 2025-05-31 | 1.82 |
| 2025-06-30 | 1.42 |
| 2025-07-31 | 1.46 |
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Series Metadata
| Field | Value |
|---|---|
| Description | Temperature anomaly |
| Country | Northen hemisphere |
| Economic concept | Temperature |
| Data type | Physical measurement |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Monthly |
| Unit | Degrees Celsius |
| Source | NOAA National Centers for Environmental Information |
| Source type | Federal Administration |
| Data licence | Not copyrightable under U.S. law |
| Measure type | Anomaly relative to 1901–2000 average |
Series in the same data set: Land
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| Temperature anomaly (C; relative to 1901-2000) - Globe (land) - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1901-2000) - Northen hemisphere - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1901-2000) - Southern hemisphere - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Africa - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Asia - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Europe - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - North America - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Oceania - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - South America - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
Series in the same data set: Land and Ocean
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| Temperature anomaly (C; relative to 1910-2000) - Atlantic Main Development Region - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Caribbean Islands - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Eastern North Pacific - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Gulf of America - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Hawaiian Region - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Arctic - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |
| Temperature anomaly (C; relative to 1910-2000) - Antarctic - NOAA - Monthly | 1387 | 1910-01-31 | 2025-07-31 |