Climate for Station: Tehran-Mehrabad, Tehran Province, Iran
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Station Statistics
10-Year Trend
High: +0.24 °C/decade
Low: N/A
Rain: -0.33 mm/decade
25-Year Trend
High: +0.26 °C/decade
Low: -3.10 °C/decade
Rain: -0.09 mm/decade
50-Year Trend
High: +0.26 °C/decade
Low: -3.10 °C/decade
Rain: -0.04 mm/decade
All-Time Trend
High: +0.01 °C/decade
Low: +0.57 °C/decade
Rain: -0.04 mm/decade
Percentage Above-Average Days
Last 12 Months: 40.5%
This Year: 68.3%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 17.2
Historical Average: 23.0
Percentile Rank of Last 12 Months ℹ️
High: 58th percentile
Low: N/A
Rain: 18th percentile
Change in Variance ℹ️
High: -6.6%
Low: -7.8%
Intraday: -42.5%
Data Coverage
67.4%
First Year of Data
2004
Station Location
Weather Records
| Max High | Avg High | Min High | Max Avg | Avg Avg | Min Avg | Max Low | Avg Low | Min Low | Max Precipitation | Avg Precipitation | Max Snow | Avg Snow | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record | 43.0 °C | — | -4.4 °C | 37.9 °C | — | -9.0 °C | 33.6 °C | — | -13.0 °C | 104.9 mm | — | — | — |
| January | 21.4 °C | 8.8 °C | -4.0 °C | 13.7 °C | 4.1 °C | -9.0 °C | 9.8 °C | 0.2 °C | -13.0 °C | 99.1 mm | 1.1 mm | — | — |
| February | 24.4 °C | 11.2 °C | -4.4 °C | 18.9 °C | 6.4 °C | -5.7 °C | 13.6 °C | 2.0 °C | -10.0 °C | 101.1 mm | 1.3 mm | — | — |
| March | 30.3 °C | 16.9 °C | 1.0 °C | 24.6 °C | 11.5 °C | -3.2 °C | 19.0 °C | 6.4 °C | -9.0 °C | 104.9 mm | 1.3 mm | — | — |
| April | 33.0 °C | 23.1 °C | 5.4 °C | 27.9 °C | 17.5 °C | 3.9 °C | 22.6 °C | 12.0 °C | -2.6 °C | 38.1 mm | 1.1 mm | — | — |
| May | 37.3 °C | 28.7 °C | 12.2 °C | 32.7 °C | 22.9 °C | 6.8 °C | 27.0 °C | 17.0 °C | 0.0 °C | 19.1 mm | 0.4 mm | — | — |
| June | 42.2 °C | 34.6 °C | 21.0 °C | 36.5 °C | 28.6 °C | 16.7 °C | 29.0 °C | 21.9 °C | 12.4 °C | 70.1 mm | 0.2 mm | — | — |
| July | 43.0 °C | 37.1 °C | 28.9 °C | 37.5 °C | 31.2 °C | 20.8 °C | 33.6 °C | 24.5 °C | 13.9 °C | 70.1 mm | 0.2 mm | — | — |
| August | 42.4 °C | 36.0 °C | 25.2 °C | 37.9 °C | 30.4 °C | 18.8 °C | 31.6 °C | 23.8 °C | 13.9 °C | 80.0 mm | 0.1 mm | — | — |
| September | 39.0 °C | 32.0 °C | 18.9 °C | 32.5 °C | 26.2 °C | 15.4 °C | 26.4 °C | 20.0 °C | 10.6 °C | 90.9 mm | 0.1 mm | — | — |
| October | 33.4 °C | 24.9 °C | 10.0 °C | 27.2 °C | 19.3 °C | 5.9 °C | 22.8 °C | 14.0 °C | 2.0 °C | 49.3 mm | 0.4 mm | — | — |
| November | 26.6 °C | 16.1 °C | -1.4 °C | 21.4 °C | 11.3 °C | -4.2 °C | 17.0 °C | 6.9 °C | -7.2 °C | 61.0 mm | 1.0 mm | — | — |
| December | 21.0 °C | 10.6 °C | 0.2 °C | 14.9 °C | 6.0 °C | -3.8 °C | 11.6 °C | 2.2 °C | -11.5 °C | 91.7 mm | 0.9 mm | — | — |
Plots
Current Year Climate Trends vs Historical
Max Temperature this Year | 1 of 4
Climate 12-Month Moving Averages
Max Temperature 12-Month MA | 1 of 4
Daily Average Temperatures Throughout the Year
Average Max Temperature Throughout Year | 1 of 3
