Weather forecast for tomorrow, July 1st, 2025, in major cities of the United States

UNITED STATES. – The weather forecast for tomorrow, July 1, 2025, will be marked by a diverse meteorological panorama in the main US cities, with conditions ranging from intense heat waves in the west to thunderstorms in the east and southeast of the country. In the east coast, cities like New York, Boston, Philadelphia and Washington D.C. will face a mostly cloudy climate, with high chances of rain and thunderstorms in the afternoon. Temperatures will range between 28 °C and 33 °C, with a higher thermal sensation in dense urban areas. In the southeast, including Miami, Orlando, Tampa, and Atlanta, a hot and humid day is anticipated, with intermittent rainfall and thunderstorms from midday. Temperatures will exceed 30 °C, with high relative humidity.

In contrast, the west coast will enjoy stable and sunny conditions. Cities like Los Angeles, San Diego and San Francisco will present clear skies and pleasant temperatures, between 22 °C and 27 °C, ideal for outdoor activities.

The Midwest, including Chicago, Detroit and Illinois, will have a warm and mostly sunny day, with temperatures reaching between 27 °C and 30 °C. In Houston, the heat will be more intense, with highs that could be around 35 °C and partly cloudy skies. Finally, Las Vegas will be affected by an intense heat wave, with temperatures that could exceed 42 °C during the afternoon. Authorities recommend avoiding prolonged sun exposure and staying in air-conditioned spaces.

Summary by regions:

• Northeast (NY, Boston, Philly, DC): Rain and thunderstorms; temperatures of 28–33 °C.
• Southeast (Miami, Orlando, Tampa, Atlanta): Hot, humid, and stormy weather.
• Midwest (Chicago, Detroit, Illinois): Mostly sunny and warm.
• South (Houston): Very hot and partly sunny.
• West Coast (LA, San Diego, SF): Dry, sunny, and stable weather.
• Desert (Las Vegas): Extreme heat wave; highs of up to 42 °C.

General recommendations:

• Check local alerts for thunderstorms and excessive heat.
• Avoid prolonged physical activities in the sun between noon and 4:00 p.m.
• Use sunscreen, stay hydrated, and seek shade or ventilated spaces.

This Tuesday, the contrasts in the American climate will be evident, so it is advisable to stay informed with local weather services.

Ciudad	Condición General	Temperatura Máx.	Fenómenos Relevantes
Nueva York	Mayormente nublado	30 °C	Tormentas eléctricas por la tarde
Miami	Nublado y húmedo	31 °C	Lluvias y tormentas desde la madrugada
Orlando	Soleado en la mañana, lluvioso en la tarde	32 °C	Tormentas eléctricas esporádicas
Tampa	Parcialmente nublado	31 °C	Lluvias aisladas en la tarde
Washington D.C.	Mayormente nublado	33 °C	Tormentas eléctricas en la tarde
Boston	Nublado	30 °C	Chubascos matutinos y tormentas
Filadelfia	Nublado con claros	31 °C	Posibles tormentas en la noche
Atlanta	Parcialmente nublado	29 °C	Tormentas eléctricas después del mediodía
Houston	Parcialmente soleado	35 °C	Calor extremo, sin lluvias
Chicago	Mayormente soleado	28 °C	Clima seco y agradable
Detroit	Parcialmente soleado	30 °C	Clima cálido con cielo despejado
Illinois (Springfield)	Soleado	29 °C	Sin fenómenos adversos
Los Ángeles	Soleado	27 °C	Clima estable y despejado
San Diego	Nublado temprano, soleado por la tarde	24 °C	Día agradable, sin lluvias
San Francisco	Nublado temprano, despejado en la tarde	17 °C	Temperatura fresca, sin lluvias
Las Vegas	Soleado	42 °C	Ola de calor extrema
New Jersey	Nublado con intervalos soleados	29 °C	Lluvias dispersas