Precipitation anomalies, annual growth rate in Iran, Islamic Republic of

Iran, Islamic Republic of: Precipitation anomalies, annual growth rate was -620.65 % change on previous year in 2025. ◆ Volatile

Latest (2025)
-620.65 % change on previous year
Change on year
down 576.9%
World rank
183rd
of 192 countries
All-time high
662.07 % change on previous year
in 1982
All-time low
-729.83 % change on previous year
in 2013
Years of data
77
1941–2025

Precipitation anomalies, annual growth rate in Iran, Islamic Republic of, 1941–2025

-5000500194119832025

Source: Statizoid (derived). Measured in % change on previous year.

Analysis

The most recent figure for precipitation anomalies, annual growth rate in Iran, Islamic Republic of is -620.65 % change on previous year, measured in 2025.

That represents a change of down 576.9% on the previous year and down 604.2% over ten years.

Over the whole period, precipitation anomalies, annual growth rate in Iran, Islamic Republic of peaked at 662.07 % change on previous year in 1982 and was at its lowest, -729.83 % change on previous year, in 2013.

Iran, Islamic Republic of ranks 183rd of 192 countries on this measure, in the bottom quarter.

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

Precipitation anomalies, annual growth rate in Iran, Islamic Republic of, year by year

Annual values for Precipitation anomalies, annual growth rate in Iran, Islamic Republic of, 1941 to 2025.
Year % change on previous year Change
1941 14.81 % change on previous year
1942 30.59 % change on previous year +106.6%
1943 62.78 % change on previous year +105.2%
1944 -216.09 % change on previous year -444.2%
1945 11.72 % change on previous year -105.4%
1946 -38.79 % change on previous year -431.1%
1947 77.15 % change on previous year -298.9%
1948 95.42 % change on previous year +23.7%
1950 -133.34 % change on previous year -239.7%
1951 472.86 % change on previous year -454.6%
1952 -101.02 % change on previous year -121.4%
1954 -50.4 % change on previous year -50.1%
1955 -140.99 % change on previous year +179.8%
1956 19.5 % change on previous year -113.8%
1957 463.74 % change on previous year +2277.7%
1958 -181.48 % change on previous year -139.1%
1959 66.72 % change on previous year -136.8%
1960 -61.64 % change on previous year -192.4%
1961 34.27 % change on previous year -155.6%
1962 -179.88 % change on previous year -624.8%
1963 98.71 % change on previous year -154.9%
1965 75.97 % change on previous year -23.0%
1966 -460.29 % change on previous year -705.9%
1967 52.59 % change on previous year -111.4%
1968 204.34 % change on previous year +288.6%
1969 73.8 % change on previous year -63.9%
1970 -232.71 % change on previous year -415.3%
1971 64.28 % change on previous year -127.6%
1972 525.55 % change on previous year +717.6%
1973 -182.83 % change on previous year -134.8%
1974 164.03 % change on previous year -189.7%
1975 -133.16 % change on previous year -181.2%
1976 379.47 % change on previous year -385.0%
1977 -66.55 % change on previous year -117.5%
1978 -275.17 % change on previous year +313.4%
1979 147.67 % change on previous year -153.7%
1980 34.34 % change on previous year -76.7%
1981 -163.2 % change on previous year -575.3%
1982 662.07 % change on previous year -505.7%
1983 -175.76 % change on previous year -126.5%
1984 87.48 % change on previous year -149.8%
1985 -668.29 % change on previous year -864.0%
1986 229.25 % change on previous year -134.3%
1987 -142.16 % change on previous year -162.0%
1988 132.97 % change on previous year -193.5%
1989 -561.56 % change on previous year -522.3%
1990 -40.87 % change on previous year -92.7%
1991 189.63 % change on previous year -564.0%
1992 30.48 % change on previous year -83.9%
1993 -39.64 % change on previous year -230.1%
1994 -76.96 % change on previous year +94.1%
1995 -122.22 % change on previous year +58.8%
1997 -56.7 % change on previous year -53.6%
1998 -92.37 % change on previous year +62.9%
2000 -74.99 % change on previous year -18.8%
2001 -48.11 % change on previous year -35.8%
2002 82.62 % change on previous year -271.7%
2003 49.77 % change on previous year -39.8%
2004 593.81 % change on previous year +1093.0%
2005 -126.42 % change on previous year -121.3%
2006 110.44 % change on previous year -187.4%
2007 -617.8 % change on previous year -659.4%
2009 106.33 % change on previous year -117.2%
2011 106.92 % change on previous year +0.6%
2012 -154.85 % change on previous year -244.8%
2013 -729.83 % change on previous year +371.3%
2014 -5.16 % change on previous year -99.3%
2015 123.08 % change on previous year -2486.1%
2016 -636.31 % change on previous year -617.0%
2017 20.03 % change on previous year -103.1%
2018 114.74 % change on previous year +472.7%
2020 -29.99 % change on previous year -126.1%
2021 -270.41 % change on previous year +801.7%
2022 52.83 % change on previous year -119.5%
2023 11.44 % change on previous year -78.3%
2024 130.15 % change on previous year +1037.3%
2025 -620.65 % change on previous year -576.9%

Averages by decade

DecadeAverage LowestHighest Years
1940s 4.7 % change on previous year -216.09 % change on previous year 95.42 % change on previous year 8
1950s 46.18 % change on previous year -181.48 % change on previous year 472.86 % change on previous year 9
1960s -18.01 % change on previous year -460.29 % change on previous year 204.34 % change on previous year 9
1970s 39.06 % change on previous year -275.17 % change on previous year 525.55 % change on previous year 10
1980s -56.49 % change on previous year -668.29 % change on previous year 662.07 % change on previous year 10
1990s -26.08 % change on previous year -122.22 % change on previous year 189.63 % change on previous year 8
2000s 8.41 % change on previous year -617.8 % change on previous year 593.81 % change on previous year 9
2010s -145.17 % change on previous year -729.83 % change on previous year 123.08 % change on previous year 8
2020s -121.11 % change on previous year -620.65 % change on previous year 130.15 % change on previous year 6

Countries ranked near Iran, Islamic Republic of

  1. 180 Sao Tome and Principe -507.29 % change on previous year compare
  2. 181 Uzbekistan -520.78 % change on previous year compare
  3. 182 Turkmenistan -576.14 % change on previous year compare
  4. 184 Cyprus -676.66 % change on previous year compare
  5. 185 Bahrain -682.18 % change on previous year compare
  6. 186 Slovakia -697.56 % change on previous year compare

See the full ranking of 192 places →

More reference data data for Iran, Islamic Republic of

All data for Iran, Islamic Republic of →

Frequently asked questions

What is precipitation anomalies, annual growth rate in Iran, Islamic Republic of?
Precipitation anomalies, annual growth rate in Iran, Islamic Republic of was -620.65 % change on previous year in 2025, according to Statizoid (derived).
What is the highest precipitation anomalies, annual growth rate recorded in Iran, Islamic Republic of?
The highest recorded value was 662.07 % change on previous year in 1982.
What is the lowest precipitation anomalies, annual growth rate recorded in Iran, Islamic Republic of?
The lowest recorded value was -729.83 % change on previous year in 2013.
How does Iran, Islamic Republic of rank for precipitation anomalies, annual growth rate?
Iran, Islamic Republic of ranks 183rd out of 192 countries with data for 2025.
Is precipitation anomalies, annual growth rate rising or falling in Iran, Islamic Republic of?
Over the last ten years it is down 604.2%. The long-run trend across the full record is volatile.
Where does this Iran, Islamic Republic of data come from?
The figures come from Statizoid (derived), published as part of Precipitation anomalies, annual growth rate. Statizoid updates them automatically from the source API.

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Precipitation anomalies, annual growth rate in Iran, Islamic Republic of. Statizoid, drawing on Statizoid (derived). Retrieved 08 September 2026, from https://reference.statizoid.com/stat/precipitation-anomalies-annual-growth-rate/iran-islamic-rep/

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How this figure is calculated

The year-on-year percentage change in Precipitation anomalies. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.

Computed from

Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.

About this data

Indicator
Precipitation anomalies, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
192 places, 15,368 data points, 1941–2025
Last refreshed

The year-on-year percentage change in Precipitation anomalies. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.