Heavy Rains Forecast for Mexico City, Heat in Baja California and Northwestern Pacific

Web Editor

August 18, 2025

a man walking down a street in the rain with an umbrella over his head and a bag on his shoulder, An

Weather Update for Monday by Mexico’s National Weather Service (SMN)

The National Weather Service (SMN) in Mexico has issued a weather forecast for Monday, detailing varying conditions across the country.

Valle de México (Mexico City and surroundings):

The Valley of Mexico will experience mostly middle to overcast skies throughout the day. Mornings will be cool to mild with possible frost and low visibility due to high-altitude fog in the State of Mexico. As the day progresses, temperatures will become warmer to hot with a chance of scattered showers and potentially strong downpours in Mexico City and the State of Mexico. These storms may bring thunder, lightning, and hail, leading to increased river and stream levels, landslides, flooding, waterlogging, and reduced visibility.

  • Temperatures: Minimum 12-14°C, Maximum 24-26°C
  • Wind: Variable directions at 10-25 km/h, with gusts up to 45 km/h in stormy areas.

Baja California Peninsula:

The Baja California Peninsula will see partly cloudy to cloudy conditions. Baja California Sur will have scattered showers, while Baja California will remain dry. Mornings will be cool to warm with possible frost in mountainous northern areas due to minimum temperatures below 5°C. Afternoons will be hot, with extremely hot conditions in the northeast.

  • Temperatures: Cool to hot in the morning, warm to extremely hot in the afternoon.
  • Wind: Northwest at 20-30 km/h, with gusts up to 60 km/h in the Gulf of California; dust storms are possible.

Southeastern Regions (including Chiapas, Guerrero, and Oaxaca):

In the late afternoon, these regions will experience warm to hot conditions with intense to very strong rainfall in southern Chiapas, Guerrero, and Oaxaca. These storms will likely include thunder, strong winds, and hail.

Key Questions and Answers:

  • Q: What weather conditions are expected in Mexico City? A: Heavy rainfall, possible thunderstorms, and hail. Temperatures will range from 12-14°C to 24-26°C.
  • Q: How will the Baja California Peninsula be affected? A: Partly cloudy to cloudy conditions with scattered showers in Baja California Sur and dry conditions in Baja California. Cool to hot mornings and warm to extremely hot afternoons are expected.
  • Q: What can residents of the southeastern regions anticipate? A: Warm to hot conditions in the late afternoon, with intense to very strong rainfall, thunderstorms, and hail in southern Chiapas, Guerrero, and Oaxaca.