October weather forecast and climate
Phoenix, AZ

The city of Phoenix, Arizona at dusk
The city of Phoenix, Arizona at dusk
October in Phoenix is the start of more pleasant weather. The temperatures are dropping to an average between 57.2°F (14°C) and 87.8°F (31°C) down from the extremes. Rainfall falls to 0.7" (17.8mm) across an average of three rainfall days. The sunshine hours are not left behind as they drop to an average of ten in the day, lowering the humidity to 24%. Expect more tourist arrivals for the next few weeks without forgetting more outdoor activities in the warm weather.

What is the temperature in October in Phoenix?

In October, the average high-temperature is 88.5°F (31.4°C), and the average low-temperature is 64.8°F (18.2°C).
Average temperature in October - Phoenix, AZ
  • Average high temperature in October: 31.4°C

The warmest month (with the highest average high temperature) is July (41.2°C).
The month with the lowest average high temperature is December (18.9°C).

  • Average low temperature in October: 18.2°C

The month with the highest average low temperature is July (28.6°C).
The coldest month (with the lowest average low temperature) is December (7.1°C).

Average humidity in October - Phoenix, AZ
  • Average humidity in October: 36.9%

The month with the highest relative humidity is December (51.8%).
The month with the lowest relative humidity is June (19.4%).

Average rainfall in October - Phoenix, AZ
  • Average rainfall in October: 14.7mm

The wettest month (with the highest rainfall) is July (26.7mm).
The driest month (with the lowest rainfall) is June (0.5mm).

Average rainfall days in October - Phoenix, AZ
  • Average rainfall days in October: 2.5 days

The month with the highest number of rainy days is August (5 days).
The month with the lowest number of rainy days is June (0.5 days).

Average daylight in October / Average sunshine in October - Phoenix, AZ
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).

  • Average sunshine in October: 10h

The month with most sunshine is June (Average sunshine: 13.6h).
The month with least sunshine is December (Average sunshine: 7.9h).

Average UV index in October - Phoenix, AZ
  • Average UV index in October: 6

The month with the highest UV index is July (UV index 11).
Months with the lowest UV index are January and December (UV index 3).

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