Summer temperature anomalies in Iran

Iran: Summer temperature anomalies was 1.08 °C in 2026. ◆ Volatile

Latest (2026)
1.08 °C
Change on year
up 129.6%
World rank
62nd
of 193 countries
All-time high
2.18 °C
in 2021
All-time low
-3.04 °C
in 1957
Years of data
87
1940–2026

Summer temperature anomalies in Iran, 1940–2026

-4-202194019832026

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

Analysis

Iran recorded 1.08 °C for summer temperature anomalies in 2026.

Compared with earlier readings it is up 129.6% on the previous year and up 2,786.1% over ten years.

Over the whole period, summer temperature anomalies in Iran peaked at 2.18 °C in 2021 and was at its lowest, -3.04 °C, in 1957.

That places Iran 62nd out of 193 countries with data for 2026, putting it 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 -0.9814 °C -1.57 °C 0.1417 °C 10
1950s -1.8 °C -3.04 °C -1.15 °C 10
1960s -1.51 °C -2.81 °C -0.3423 °C 10
1970s -0.8879 °C -1.55 °C 0.3096 °C 10
1980s -1.06 °C -2.38 °C -0.0531 °C 10
1990s -0.7141 °C -1.4 °C 0.4705 °C 10
2000s -0.1519 °C -1.45 °C 0.9612 °C 10
2010s 0.7445 °C -0.5625 °C 1.51 °C 10
2020s 1.26 °C 0.472 °C 2.18 °C 7

Countries ranked near Iran

  1. 59 Faroe Islands 1.13 °C compare
  2. 60 Colombia 1.1 °C compare
  3. 61 Nicaragua 1.09 °C compare
  4. 63 Bulgaria 1.08 °C compare
  5. 64 Falkland Islands 1.07 °C compare
  6. 65 Guatemala 1.04 °C compare

See the full ranking of 193 places →

More reference data data for Iran

All data for Iran →

Frequently asked questions

What is summer temperature anomalies in Iran?
Summer temperature anomalies in Iran was 1.08 °C in 2026, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
What is the highest summer temperature anomalies recorded in Iran?
The highest recorded value was 2.18 °C in 2021.
What is the lowest summer temperature anomalies recorded in Iran?
The lowest recorded value was -3.04 °C in 1957.
How does Iran rank for summer temperature anomalies?
Iran ranks 62nd out of 193 countries with data for 2026.
Is summer temperature anomalies rising or falling in Iran?
Over the last ten years it is up 2,786.1%. The long-run trend across the full record is volatile.
Where does this Iran 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 Summer temperature anomalies. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 87 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Summer 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, 16,791 data points, 1940–2026
Last refreshed

The difference in a specific month's average surface temperature from the mean temperature of the same month during the period 1991-2020, measured in degrees Celsius.