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This web site is operated
on behalf of WMO by

Hong Kong Observatory
of Hong Kong, China.
 
World Weather Information Service
Iran, Islamic Republic of
Islamic Republic Of Iran Meteorological Organization
Weather Information for Tehran
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Climatological Information
Month Mean Temperature oC Mean Total Precipitation (mm) Mean Number of Precipitation Days
Daily
Minimum		 Daily
Maximum
Jan -1.1 7.2 37.2 6.4
Feb 0.7 9.9 34.0 5.1
Mar 5.2 15.4 37.4 6.3
Apr 10.9 21.9 27.8 5.4
May 16.1 28.0 15.2 3.8
Jun 20.9 34.1 2.9 0.9
Jul 24.0 36.8 2.5 0.5
Aug 23.0 35.4 1.4 0.4
Sep 19.2 31.5 0.9 0.3
Oct 12.9 24.0 13.7 2.6
Nov 6.7 16.5 20.6 3.4
Dec 1.3 9.8 36.3 6.0
>> Click here for temperatures in oF

Remarks:
* Climatological information is based on monthly averages for the 30-year period 1961-1990.
* Mean number of precipitation days = Mean number of days with at least 1 mm of precipitation.
* Precipitation includes both rain and snow.
* Attention: Please note that the averaging period for climatological information and the definition of "Mean Number of Precipitation/Rain Days" quoted in this web site may be different for different countries. Hence, care should be taken when city climatologies are compared.