Annual temperature anomalies in Ireland

Ireland: Annual temperature anomalies was 0.8806 °C in 2025. ◆ Volatile

Latest (2025)
0.8806 °C
Change on year
up 91.3%
Rank
59th
of 193 regions
All-time high
0.9999 °C
in 2023
All-time low
-1.44 °C
in 1963
Years of data
86
1940–2025

Annual temperature anomalies in Ireland, 1940–2025

-1.5-1-0.500.51194019822025

Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.

Analysis

Ireland recorded 0.8806 °C for annual temperature anomalies in 2025.

That represents a change of up 91.3% on the previous year and up 386.6% over ten years.

Over the whole period, annual temperature anomalies in Ireland peaked at 0.9999 °C in 2023 and was at its lowest, -1.44 °C, in 1963.

Ireland ranks 59th of 193 regions on this measure, in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Averages by decade

DecadeAverage LowestHighest Years
1940s -0.0309 °C -0.5449 °C 0.783 °C 10
1950s -0.1405 °C -0.5962 °C 0.5403 °C 10
1960s -0.6359 °C -1.44 °C -0.0321 °C 10
1970s -0.3657 °C -1.16 °C 0.1562 °C 10
1980s -0.3429 °C -1.26 °C 0.3261 °C 10
1990s -0.0255 °C -0.5858 °C 0.5183 °C 10
2000s 0.1143 °C -0.2464 °C 0.5835 °C 10
2010s -0.081 °C -1.18 °C 0.3257 °C 10
2020s 0.5761 °C 0.1453 °C 0.9999 °C 6

Countries ranked near Ireland

  1. 56 Spain 0.9061 °C compare
  2. 57 Isle of Man 0.8965 °C compare
  3. 58 Niger 0.892 °C compare
  4. 60 Mali 0.877 °C compare
  5. 61 Chad 0.8716 °C compare
  6. 62 Japan 0.8643 °C compare

See the full ranking of 193 places →

More reference data data for Ireland

All data for Ireland →

Frequently asked questions

What is annual temperature anomalies in Ireland?
Annual temperature anomalies in Ireland was 0.8806 °C in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
What is the highest annual temperature anomalies recorded in Ireland?
The highest recorded value was 0.9999 °C in 2023.
What is the lowest annual temperature anomalies recorded in Ireland?
The lowest recorded value was -1.44 °C in 1963.
How does Ireland rank for annual temperature anomalies?
Ireland ranks 59th out of 193 regions with data for 2025.
Is annual temperature anomalies rising or falling in Ireland?
Over the last ten years it is up 386.6%. The long-run trend across the full record is volatile.
Where does this Ireland data come from?
The figures come from Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as part of Annual temperature anomalies. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 86 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Annual temperature anomalies
Unit
°C
Source
Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
193 places, 16,598 data points, 1940–2025
Last refreshed

The difference of a specific year's average surface temperature from the 1991-2020 mean, in degrees Celsius.