St George weather live forecast

Today's maximum temperature in St George is expected to be 104°F. Select a day from the live weather forecast for St George, Utah, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Tuesday 19th August 2025 GMT

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

St George weather forecast by day

Below are the detailed weather forecasts for St George for the next 5 days.

St George weather for Tuesday 19th August 2025

Expect scattered clouds in St George, Utah with a maximum temperature of 104°F, very high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the west.

  • 104°F maximum temperature104
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Moderate breeze of 13 mph from the West13
    mph wind from W

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St George weather for Wednesday 20th August 2025

Expect scattered clouds in St George, Utah with a maximum temperature of 106°F, very high levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the west.

  • 106°F maximum temperature106
    °F maximum temperature
  • 82°F minimum temperature82
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Gentle breeze of 12 mph from the West12
    mph wind from W

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St George weather for Thursday 21st August 2025

Expect scattered clouds in St George, Utah with a maximum temperature of 108°F, very high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the west.

  • 108°F maximum temperature108
    °F maximum temperature
  • 82°F minimum temperature82
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Gentle breeze of 12 mph from the West12
    mph wind from W

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St George weather for Friday 22nd August 2025

Expect isolated thunderstorms in St George, Utah with a maximum temperature of 108°F, very 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 9% chance of some rain and a moderate breeze of 12 mph from the south-west.

  • 108°F maximum temperature108
    °F maximum temperature
  • 84°F minimum temperature84
    °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)
  • 9% chance of some rain9
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Moderate breeze of 12 mph from the South-West12
    mph wind from SW

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St George weather for Saturday 23rd August 2025

Expect scattered clouds in St George, Utah with a maximum temperature of 104°F, very high levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the west.

  • 104°F maximum temperature104
    °F maximum temperature
  • 84°F minimum temperature84
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Gentle breeze of 11 mph from the West11
    mph wind from W

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KLM: Low fares on long haul from £386 return

  • Save on return flights to worldwide destinations
  • Book flights to Abu Dhabi, Jo'burg, Tokyo & more
  • Plus more flights to the Americas, Middle East & Europe
Go to KLM deal >>

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