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Data as of 2026-10-14
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Built 2026-10-15 (15 October 2026)

Warm to Cold Record Ratio: Iran

7 record highs and 0 record lows were set in Iran in 2026, a ratio of n/a, with the trend by year and decade.

Data as of . Last revised (2026-10-14).

Key Facts

  • In 2026, 7 record highs and 0 record lows were set in Iran, a warm to cold ratio of n/a.
  • So far this year, 7 record highs and 0 record lows have been set in Iran, a ratio of n/a.
  • The ratio in Iran was 6.0 to 1 in the 1970s and 9.2 to 1 in the 2020s.
  • The series starts in 1979.
  • A ratio of 1 to 1 means as many record highs as record lows; above 1 means more record highs.

Ratio by Year

Record highs divided by record lows
Ratio of record highs to record lows by year, Iran Record highs divided by record lows for each year in Iran, from 1979 to 2026. A value of 1 is an even split. 0.0 12.5 25.0 37.5 50.0 19791985199119972003200920152021
Record highs divided by record lows for each year in Iran, from 1979 to 2026. A value of 1 is an even split.
Ratio of record highs to record lows by year, Iran
YearHighs to lows
19796.0 to 1
19803.3 to 1
19811.9 to 1
19820.6 to 1
19832.5 to 1
19841.5 to 1
19851.2 to 1
19860.8 to 1
19872.7 to 1
19883.4 to 1
19891.2 to 1
19904.0 to 1
19912.9 to 1
19920.2 to 1
19931.2 to 1
19941.7 to 1
19953.2 to 1
19962.1 to 1
19973.6 to 1
199817 to 1
19997.4 to 1
20005.2 to 1
20017.7 to 1
200212 to 1
20034.4 to 1
20046.6 to 1
20055.0 to 1
20065.7 to 1
20073.7 to 1
20082.3 to 1
20095.2 to 1
201012 to 1
20113.3 to 1
20121.6 to 1
20132.8 to 1
20142.4 to 1
20159.6 to 1
20166.6 to 1
20176.4 to 1
201814 to 1
20194.2 to 1
20202.4 to 1
202140 to 1
202211 to 1
202310 to 1
20245.1 to 1
202514 to 1
2026n/a

Ratio by Decade

Ratio of record highs to record lows by decade, Iran Decade ratios in Iran: 1970s 6.0 to 1, 1980s 1.5 to 1, 1990s 2.5 to 1, 2000s 5.2 to 1, 2010s 5.3 to 1, 2020s 9.2 to 1. 0.0 2.5 5.0 7.5 10.0 1970s1980s1990s2000s2010s2020s
Decade ratios in Iran: 1970s 6.0 to 1, 1980s 1.5 to 1, 1990s 2.5 to 1, 2000s 5.2 to 1, 2010s 5.3 to 1, 2020s 9.2 to 1. Dashed line: an even split of 1 to 1.
Ratio of record highs to record lows by decade, Iran
DecadeRatio
1970s6.0 to 1
1980s1.5 to 1
1990s2.5 to 1
2000s5.2 to 1
2010s5.3 to 1
2020s9.2 to 1

Cumulative Highs and Lows in 2026

Cumulative record highs and record lows in 2026, Iran Running totals of record highs and record lows in Iran through 2026: 7 highs against 0 lows so far. 0 2 4 6 8 31 Jan1 Feb3 Feb14 Feb17 Feb18 Feb19 Feb
Running totals of record highs and record lows in Iran through 2026: 7 highs against 0 lows so far.
Cumulative record highs and record lows in 2026, Iran
DateRecord highsRecord lows
2026-01-3110
2026-02-0120
2026-02-0330
2026-02-1440
2026-02-1750
2026-02-1860
2026-02-1970

Year to Date Against Previous Years

Year to date ratio against the previous ten years, Iran The ratio of record highs to record lows over the same part of the year, for each of the previous ten years and this year (highlighted). 0.0 25.0 50.0 75.0 100.0 201620182020202220242026
The ratio of record highs to record lows over the same part of the year, for each of the previous ten years and this year (highlighted). Dashed line: an even split of 1 to 1.
Year to date ratio against the previous ten years, Iran
YearRatio
201641 to 1
20176.4 to 1
201815 to 1
20195.6 to 1
20202.7 to 1
202191 to 1
20229.2 to 1
20238.1 to 1
20248.3 to 1
202514 to 1
2026 (this year)n/a

Download the Data

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14. Records are computed by this site. The ratio uses record highs and record lows of daily maximum and minimum temperature.