Iran Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:

  • Tehran, Iran latitude & longitude; 35°41'N 51°21'E.
  • Altitude; 1191 m (3907 ft).
  • The average temperature in Iran is 16.7 °C (62 °F).
  • The range of average monthly temperatures is 26 °C.
  • The warmest average max/ high temperature is 36 °C (97 °F) in July.
  • The coolest average min/ low temperature is -1 °C (30 °F) in January.
  • Iran receives on average 213 mm (8.4 in) of precipitation annually or 18 mm (0.7 in) each month.
  • On balance there are 35 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 3 days on an average month.
  • The month with the driest weather is July, August & September when on balance 0 mm (0.0 in) of rainfall (precipitation) occurrs.
  • The month with the wettest weather is January when on balance 39 mm (1.5 in) of rain, sleet, hail or snow falls across 5 days.
  • Mean relative humidity for an average year is recorded as 40.6% and on a monthly basis it ranges from 24% in August to 67% in January.
  • On balance there are 54 days annually registering frost in Iran and in January there are on average 20 days with frost.

Iran Climate Graph (Metric | Imperial units)

Iran Climate Graph

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Iran Weather Averages

  Average Minimum Temperatures in Iran (°C) Average Maximum Temperature in Iran (°C) Iran Average Temperature (°C) Average Sea Temp (°C) Average Precipitation/ Rainfall (mm) Wet Days (>0.1 mm) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed in Iran (Beaufort) Average Number of Days with Frost  
Weather in Iran in January -1 8 3.5 - 39 5 - 67 4 20 Average Temperature in Iran in January
Weather in Iran in February 1 11 6 - 30 4 - 56 4 13 Average Temperature in Iran in February
Weather in Iran in March 5 16 11 - 35 5 - 48.0 4 4 Average Temperature in Iran in March
Weather in Iran in April 10 22 16 - 29 6 - 43 4 0 Average Temperature in Iran in April
Weather in Iran in May 15 28 22 - 15 3 - 31 4 0 Average Temperature in Iran in May
Weather in Iran in June 20 33 27 - 3 1 - 26 4 0 Average Temperature in Iran in June
Weather in Iran in July 23 36 30 - 0 0 - 25 2 0 Average Temperature in Iran in July
Weather in Iran in August 22 35 28.5 - 0 0 - 24 2 0 Average Temperature in Iran in August
Weather in Iran in September 18 31 25 - 0 0 - 26 2 0 Average Temperature in Iran in September
Weather in Iran in October 12 24 18 - 5 2 - 32 3 0 Average Temperature in Iran in October
Weather in Iran in November 5 15 10 - 27 4 - 44 2 3 Average Temperature in Iran in November
Weather in Iran in December 1 10 5.5 - 30 5 - 65 2 14 Average Temperature in Iran in December

Iran Climograph/ Climate Chart (imperial)

Iran Temperature Chart

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Iran Temperatures in Farenheit

  Average Minimum Temperatures in Iran (°F) Average Maximum Temperature in Iran (°F) Average Temperature (°F) Average Sea Temp (°F) Average Precipitation/ Rainfall (in) Wet Days (>0.004 in) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed (Beaufort) Average Number of Days with Frost  
Temperatures in Iran in January 30 46 38 - 1.5 5 - 67 4 20 Climate in Iran in January
Temperatures in Iran in February 34 52 43 - 1.2 4 - 56 4 13 Climate in Iran in February
Temperatures in Iran in March 41 61 51 - 1.4 5 - 48 4 4 Climate in Iran in March
Temperatures in Iran in April 50 72 61 - 1.1 6 - 43 4 0 Climate in Iran in April
Temperatures in Iran in May 59 82 71 - 0.6 3 - 31 4 0 Climate in Iran in May
Temperatures in Iran in June 68 91 80 - 0.1 1 - 26 4 0 Climate in Iran in June
Temperatures in Iran in July 73 97 85 - 0.0 0 - 25 2 0 Climate in Iran in July
Temperatures in Iran in August 72 95 83 - 0.0 0 - 24 2 0 Climate in Iran in August
Temperatures in Iran in September 64 88 76 - 0.0 0 - 26 2 0 Climate in Iran in September
Temperatures in Iran in October 54 75 64 - 0.2 2 - 32 3 0 Climate in Iran in October
Temperatures in Iran in November 41 59 50 - 1.1 4 - 44 2 3 Climate in Iran in November
Temperatures in Iran in December 34 50 42 - 1.2 5 - 65 2 14 Climate in Iran in December

Figures for Tehran, Iran. See also:

Forum: Iran

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