Historical exposure to drought — Land soil moisture anomaly in Thailand

Thailand: Historical exposure to drought — Land soil moisture anomaly was 1.44 Percentage change in 2025. ◆ Volatile

Latest (2025)
1.44 Percentage change
Change on year
up 144.4%
World rank
37th
of 191 countries
All-time high
19.69 Percentage change
in 1953
All-time low
-7.77 Percentage change
in 2004
Years of data
76
1950–2025

Historical exposure to drought — Land soil moisture anomaly in Thailand, 1950–2025

-1001020195019872025

Source: Organisation for Economic Co-operation and Development. Measured in Percentage change.

Analysis

The most recent figure for historical exposure to drought — land soil moisture anomaly in Thailand is 1.44 Percentage change, measured in 2025.

That represents a change of up 144.4% on the previous year and up 130.7% over ten years.

Over the whole period, historical exposure to drought — land soil moisture anomaly in Thailand peaked at 19.69 Percentage change in 1953 and was at its lowest, -7.77 Percentage change, in 2004.

Thailand ranks 37th of 191 countries on this measure, in the top quarter.

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

Historical exposure to drought — Land soil moisture anomaly in Thailand, year by year

Annual values for Historical exposure to drought — Land soil moisture anomaly in Thailand, 1950 to 2025.
Year Percentage change Change
1950 3.16 Percentage change —
1951 -1.11 Percentage change -135.1%
1952 3.24 Percentage change -391.8%
1953 19.69 Percentage change +508.4%
1954 -3.89 Percentage change -119.7%
1955 -1.93 Percentage change -50.4%
1956 -2.4 Percentage change +24.6%
1957 -0.9014 Percentage change -62.5%
1958 -2.98 Percentage change +230.5%
1959 -3.01 Percentage change +1.2%
1960 1.61 Percentage change -153.5%
1961 1.84 Percentage change +14.1%
1962 -1.54 Percentage change -183.6%
1963 0.1149 Percentage change -107.5%
1964 1.87 Percentage change +1527.7%
1965 2.66 Percentage change +42.0%
1966 3.55 Percentage change +33.6%
1967 -5.63 Percentage change -258.7%
1968 -3.32 Percentage change -40.9%
1969 -1.05 Percentage change -68.5%
1970 1.73 Percentage change -264.7%
1971 2.54 Percentage change +47.0%
1972 2.5 Percentage change -1.5%
1973 -2.19 Percentage change -187.7%
1974 5.21 Percentage change -337.7%
1975 4.82 Percentage change -7.4%
1976 3.37 Percentage change -30.1%
1977 -2.2 Percentage change -165.2%
1978 0.7697 Percentage change -135.0%
1979 -3.29 Percentage change -527.7%
1980 -2.58 Percentage change -21.5%
1981 -0.2463 Percentage change -90.5%
1982 0.0484 Percentage change -119.6%
1983 -2.13 Percentage change -4504.9%
1984 3.32 Percentage change -255.8%
1985 6.21 Percentage change +87.1%
1986 -2.94 Percentage change -147.3%
1987 -1.2 Percentage change -59.2%
1988 -0.38 Percentage change -68.3%
1989 -0.8067 Percentage change +112.3%
1990 -4.12 Percentage change +410.8%
1991 -3.5 Percentage change -15.0%
1992 -2.03 Percentage change -42.1%
1993 -2.93 Percentage change +44.7%
1994 0.7879 Percentage change -126.9%
1995 -1.09 Percentage change -238.3%
1996 2.78 Percentage change -354.8%
1997 -2.76 Percentage change -199.4%
1998 -3.66 Percentage change +32.8%
1999 6.73 Percentage change -283.8%
2000 6.57 Percentage change -2.4%
2001 1.33 Percentage change -79.7%
2002 1.76 Percentage change +31.9%
2003 2.23 Percentage change +26.5%
2004 -7.77 Percentage change -449.0%
2005 -5.4 Percentage change -30.6%
2006 2.68 Percentage change -149.7%
2007 -0.0813 Percentage change -103.0%
2008 6.19 Percentage change -7704.8%
2009 2.92 Percentage change -52.8%
2010 -2.51 Percentage change -185.8%
2011 4.39 Percentage change -275.2%
2012 1.52 Percentage change -65.4%
2013 0.2398 Percentage change -84.2%
2014 -1.83 Percentage change -861.4%
2015 -4.68 Percentage change +156.5%
2016 1.56 Percentage change -133.3%
2017 4.06 Percentage change +160.1%
2018 6.48 Percentage change +59.7%
2019 -5 Percentage change -177.3%
2020 -4.15 Percentage change -17.2%
2021 0.1101 Percentage change -102.7%
2022 4.13 Percentage change +3650.3%
2023 -3.17 Percentage change -176.9%
2024 -3.24 Percentage change +2.0%
2025 1.44 Percentage change -144.4%

Thailand compared with similar countries

  • Thailand's 1.44 Percentage change is above the median for upper middle income countries, which is -3.73 Percentage change. (46 countries reporting)
  • Thailand's 1.44 Percentage change is above the median for East Asia & Pacific, which is 0.1661 Percentage change, 8.7× the median. (24 countries reporting)

Biggest year-on-year movements

Years where Historical exposure to drought — Land soil moisture anomaly in Thailand changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2008 +7704.8% -0.0813 Percentage change 6.19 Percentage change
1983 -4504.9% 0.0484 Percentage change -2.13 Percentage change
2022 +3650.3% 0.1101 Percentage change 4.13 Percentage change
1964 +1527.7% 0.1149 Percentage change 1.87 Percentage change

Averages by decade

DecadeAverage LowestHighest Years
1950s 0.9874 Percentage change -3.89 Percentage change 19.69 Percentage change 10
1960s 0.0103 Percentage change -5.63 Percentage change 3.55 Percentage change 10
1970s 1.33 Percentage change -3.29 Percentage change 5.21 Percentage change 10
1980s -0.0707 Percentage change -2.94 Percentage change 6.21 Percentage change 10
1990s -0.98 Percentage change -4.12 Percentage change 6.73 Percentage change 10
2000s 1.04 Percentage change -7.77 Percentage change 6.57 Percentage change 10
2010s 0.4221 Percentage change -5 Percentage change 6.48 Percentage change 10
2020s -0.8131 Percentage change -4.15 Percentage change 4.13 Percentage change 6

Countries ranked near Thailand

  1. 34 Papua New Guinea 1.56 Percentage change compare
  2. 35 French Guiana 1.45 Percentage change compare
  3. 35 Equatorial Guinea -4.05 Percentage change compare
  4. 36 French Southern Territories 1.44 Percentage change compare
  5. 36 Caribbean -4.29 Percentage change compare
  6. 38 Suriname 1.4 Percentage change compare
  7. 39 Indonesia 1.36 Percentage change compare
  8. 40 Sweden 1.1 Percentage change compare

See the full ranking of 3375 places →

More environment data for Thailand

All data for Thailand →

Frequently asked questions

What is historical exposure to drought — land soil moisture anomaly in Thailand?
Historical exposure to drought — land soil moisture anomaly in Thailand was 1.44 Percentage change in 2025, according to Organisation for Economic Co-operation and Development.
What is the highest historical exposure to drought — land soil moisture anomaly recorded in Thailand?
The highest recorded value was 19.69 Percentage change in 1953.
What is the lowest historical exposure to drought — land soil moisture anomaly recorded in Thailand?
The lowest recorded value was -7.77 Percentage change in 2004.
How does Thailand rank for historical exposure to drought — land soil moisture anomaly?
Thailand ranks 37th out of 191 countries with data for 2025.
Is historical exposure to drought — land soil moisture anomaly rising or falling in Thailand?
Over the last ten years it is up 130.7%. The long-run trend across the full record is volatile.
Where does this Thailand data come from?
The figures come from Organisation for Economic Co-operation and Development, published as part of Historical exposure to drought — Land soil moisture anomaly. Statizoid updates them automatically from the source API.

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Historical exposure to drought — Land soil moisture anomaly in Thailand. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 06 October 2026, from https://environment.statizoid.com/stat/historical-exposure-to-drought-land-soil-moisture-anomaly/thailand/

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About this data

Indicator
Historical exposure to drought — Land soil moisture anomaly
Unit
Percentage change
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
3,375 places, 256,500 data points, 1950–2025
Last refreshed

The dataset provides annual anomalies in land and cropland soil moisture content of the top soil layer (0 to 7 cm) compared to the reference period 1981-2010. Exposure indicators to drought have been prepared by the Organisation for Economic Co-operation and Development (OECD). Please see the working paper for a more complete description of the methods. The datasets span the period 1981-2024 and is the result of the use of a variety of geospatial data sources, including the ERA5-Land averaged monthly data of volumetric soil moisture and ESA CCI land cover data. Average anomalies have been calculated for both land and cropland exposure to drought. The dataset has a global coverage on a national level; on the sub-national TL2 level (i.e. large subnational regions) results are reported for all OECD countries as well as for Argentina, Brazil, China, India, Indonesia and South Africa. A number of aggregates are included: Euro area, European Union, Advanced economies, Emerging market economies, G7, G20, OECD, OECD Europe, OECD Asia Oceania, OECD Americas and the LAC region. Data source(s): Copernicus Climate Change Initiative land cover data and Copernicus Climate Data Store monthly soil moisture data based on the ERA5-Land reanalysis dataset. Contact: ENV.Stat@oecd.org