Back to cities

USA city page

Phoenix, AZ Heat-Risk Baseline

A published planning scenario for Phoenix, AZ, including risk drivers and safety guidance. It is not a live observation or forecast.

USA - United States

Phoenix, AZ

Danger
Baseline temp
42°C
Baseline feels like
44°C
UV index
11
Humidity
18%
Baseline high
45°C
Wind
9 kph
Baseline night low
32°C
Worst hours
10:00-20:00
El Nino Barometer

74 / 100

Danger
SAFEEL NINO

In this published Phoenix scenario, the highest-risk window is 10:00-20:00. Avoid direct sun during peak hours.

Safety recommendations

  • - Avoid direct sun during peak hours.
  • - Drink water before you feel thirsty.
  • - Reduce intense outdoor activity.

Extreme dry heat requires strict hydration and shade planning.

Local heat notes

Extreme dry heat requires strict hydration and shade planning.

Use the heat safety tests if you feel weak, dizzy, dehydrated, or unsure whether an outdoor plan is sensible.

Open heat safety tests

elnino.wiki does not provide medical diagnosis or emergency services. If you have severe symptoms such as chest pain, confusion, fainting, severe shortness of breath, or symptoms that do not improve after cooling down, seek urgent medical help immediately.