Sierra Vista weather live forecast

Today's maximum temperature in Sierra Vista is expected to be 32°C. Select a day from the live weather forecast for Sierra Vista, Arizona, USA for more weather parameters.

5-day weather forecast updated at 04:02 on Sunday 17th August 2025 GMT

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The 5-day weather forecast for Arizona (Sierra Vista) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Sierra Vista weather forecast by day

Below are the detailed weather forecasts for Sierra Vista for the next 5 days.

Sierra Vista weather for Sunday 17th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 13 kph from the west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 19°C minimum temperature19
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 55% chance of some rain55
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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Sierra Vista weather for Monday 18th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 13 kph from the west.

  • 34°C maximum temperature34
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 34% chance of some rain34
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 13 kph from the West13
    kph wind from W

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Sierra Vista weather for Tuesday 19th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 71% chance of some rain and a light breeze of 12 kph from the east.

  • 35°C maximum temperature35
    °C maximum temperature
  • 21°C minimum temperature21
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 71% chance of some rain71
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 12 kph from the East12
    kph wind from E

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Sierra Vista weather for Wednesday 20th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 17% chance of some rain and a moderate breeze of 20 kph from the east.

  • 36°C maximum temperature36
    °C maximum temperature
  • 22°C minimum temperature22
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 17% chance of some rain17
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 20 kph from the East20
    kph wind from E

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Sierra Vista weather for Thursday 21st August 2025

Expect scattered clouds in Sierra Vista, Arizona with a maximum temperature of 37°C, high levels of heat & humidity, maximum UV of 11 (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the east.

  • 37°C maximum temperature37
    °C maximum temperature
  • 23°C minimum temperature23
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 19 kph from the East19
    kph wind from E

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Metric (°C / mm)  |  Imperial (°F / inches)

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