El Niño phase

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  • Rainfall increases by 3.8% compared to long-term 2026-05-25 15:38

    Rainfall increases by 3.8% compared to long-term average

    TEHRAN – Since the beginning of the new water year, September 23, 2025, till May 21, the country has received 224 mm of rain, indicating an increase of 3.8 percent compared to the long-term amount, according to the Meteorological Organization.

  • Precipitation forecast to be high in fall, winter 2026-05-06 16:14

    Precipitation forecast to be high in fall, winter

    TEHRAN – With the El Niño phase developing across the Pacific Ocean, the country is forecast to receive considerable rain in the fall and winter.

  • Rainfall 2026-04-09 02:14

    El Niño can lead to normal precipitation in fall

    TEHRAN – As Iran has entered El Niño phase, particularly in spring and summer, precipitation is forecast to be low in southeast of the country in summer, but normal in fall, Ahad Vazifeh, the head of the Meteorological Organization, has said.