Sierra Vista weather live forecast

Today's maximum temperature in Sierra Vista is expected to be 84°F. 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 Saturday 16th 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 Saturday 16th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 10-20 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 8 mph from the south-west.

  • 84°F maximum temperature84
    °F maximum temperature
  • 66°F minimum temperature66
    °F 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)
  • 61% chance of some rain61
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 8 mph from the South-West8
    mph wind from SW

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Sierra Vista weather for Sunday 17th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a gentle breeze of 9 mph from the south-west.

  • 90°F maximum temperature90
    °F maximum temperature
  • 64°F minimum temperature64
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 29% chance of some rain29
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 9 mph from the South-West9
    mph wind from SW

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Sierra Vista weather for Monday 18th August 2025

Expect sunshine and showers in Sierra Vista, Arizona with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a light breeze of 7 mph from the south.

  • 91°F maximum temperature91
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 47% chance of some rain47
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 7 mph from the South7
    mph wind from S

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Sierra Vista weather for Tuesday 19th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 93°F, high levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 46% chance of some rain and a light breeze of 7 mph from the south.

  • 93°F maximum temperature93
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 46% chance of some rain46
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Light breeze of 7 mph from the South7
    mph wind from S

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Sierra Vista weather for Wednesday 20th August 2025

Expect isolated thunderstorms in Sierra Vista, Arizona with a maximum temperature of 93°F, high levels of heat & humidity, maximum UV of 11 (Extreme) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 10 mph from the east.

  • 93°F maximum temperature93
    °F maximum temperature
  • 72°F minimum temperature72
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 11 (Extreme)11
    UV index (Extreme)
  • 34% chance of some rain34
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 10 mph from the East10
    mph wind from E

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