Reykjavik, Iceland, has been observing climate data since 1936, and multiple stations in the region provide a comprehensive view of temperature trends. The data reveals significant warming over the decades.
- Observation Period: 1936–2025
- Mean Temperature (1936–1945): 5.09°C
- Mean Temperature (2016–2025): 5.36°C
- Warming Trend: 0.27°C increase from 1936–1945 to 2016–2025
Data Overview
For those interested in exploring the details, you can download the climate data in CSV or JSON format from the following links: CSV | JSON. Additionally, for an interactive analysis, visit our map.
The mean temperature for the recent period (2016–2025) is 5.36°C, which shows a slight decrease of 0.07°C compared to the prior period (2006–2015) where the mean was 5.43°C.
Long-term Trends
Over the observation period, Reykjavik has experienced notable warming trends. The mean temperature from 1961–1990 was 4.38°C, while from 1991–2020 it rose to 5.16°C. This indicates a warming of approximately 0.78°C over the last few decades.
Since 1980, the warming trend has been approximately 1.08°C, with an average increase of 0.363°C per decade.
National and Paris Comparisons
While specific national benchmarks are not available, Reykjavik's climate data shows a significant difference compared to Paris, with a temperature delta of -7.44°C, indicating a much cooler climate in Reykjavik.
Climate Change Impacts
As temperatures continue to rise, Reykjavik may face increased risks associated with climate change, including altered weather patterns, heightened drought risks, and more frequent heat waves.
Record Temperatures
Top 5 Warmest Years
| Year | °C |
|---|---|
| 2025 | 6.12 |
| 2003 | 6.09 |
| 2016 | 6.02 |
| 2014 | 6.01 |
| 1941 | 5.99 |
The record coldest temperature recorded in Reykjavik was 2.9°C in 1979.