Historical weather in Tehran, Iran
Tehran weather history for 2023-2025, with daily temperatures, precipitation, monthly summaries, and records from Open-Meteo archive data.
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Weather summary
Across 2023-2025, Tehran averaged 24.4 C for daily highs and 13.1 C for daily lows across 1096 daily observations.
The warmest month was August 2024, with an average high of 38.5 C, while January 2023 had the lowest average low at -1.1 C.
The wettest month was March 2023, totaling 72.4 mm of precipitation.
The hottest day reached 43.2 C on August 7, 2024; the coldest night fell to -6.7 C on December 31, 2025.
Monthly summary table
| Year | Month | Avg low C | Avg high C | Rain and snow mm | Days |
|---|---|---|---|---|---|
| 2023 | January | -1.1 | 7.1 | 30.3 | 31 |
| 2023 | February | -0.1 | 10.8 | 33.1 | 28 |
| 2023 | March | 7.7 | 19.0 | 72.4 | 31 |
| 2023 | April | 12.0 | 24.7 | 18.6 | 30 |
| 2023 | May | 17.4 | 30.2 | 6.3 | 31 |
| 2023 | June | 22.6 | 35.6 | 3.4 | 30 |
| 2023 | July | 26.1 | 38.4 | 0.0 | 31 |
| 2023 | August | 24.6 | 36.6 | 0.0 | 31 |
| 2023 | September | 21.0 | 32.6 | 0.4 | 30 |
| 2023 | October | 14.3 | 25.7 | 29.1 | 31 |
| 2023 | November | 8.4 | 18.9 | 35.1 | 30 |
| 2023 | December | 4.5 | 14.0 | 5.6 | 31 |
| 2024 | January | 2.3 | 12.1 | 51.9 | 31 |
| 2024 | February | 2.0 | 10.7 | 57.1 | 29 |
| 2024 | March | 4.1 | 16.0 | 56.6 | 31 |
| 2024 | April | 11.4 | 24.5 | 18.2 | 30 |
| 2024 | May | 15.9 | 27.5 | 37.6 | 31 |
| 2024 | June | 22.9 | 35.3 | 1.0 | 30 |
| 2024 | July | 26.3 | 38.4 | 0.0 | 31 |
| 2024 | August | 26.6 | 38.5 | 0.0 | 31 |
| 2024 | September | 20.2 | 31.5 | 17.8 | 30 |
| 2024 | October | 13.0 | 24.4 | 7.3 | 31 |
| 2024 | November | 7.7 | 17.1 | 36.2 | 30 |
| 2024 | December | -0.2 | 9.6 | 8.8 | 31 |
| 2025 | January | 0.5 | 9.9 | 12.5 | 31 |
| 2025 | February | -0.1 | 9.4 | 20.2 | 28 |
| 2025 | March | 7.1 | 18.0 | 30.3 | 31 |
| 2025 | April | 14.3 | 26.3 | 21.2 | 30 |
| 2025 | May | 20.6 | 32.7 | 1.0 | 31 |
| 2025 | June | 22.7 | 34.8 | 0.2 | 30 |
| 2025 | July | 26.5 | 38.3 | 1.1 | 31 |
| 2025 | August | 25.7 | 37.3 | 0.0 | 31 |
| 2025 | September | 20.6 | 32.2 | 0.1 | 30 |
| 2025 | October | 14.6 | 27.4 | 0.0 | 31 |
| 2025 | November | 6.9 | 19.1 | 0.1 | 30 |
| 2025 | December | 2.1 | 11.1 | 45.9 | 31 |
Daily weather records
| Record | Date | Value |
|---|---|---|
| Hottest day | August 7, 2024 | 43.2 C |
| Coldest night | December 31, 2025 | -6.7 C |
| Wettest day | March 25, 2024 | 26.3 mm |
Related pages
Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.