Port St Johns weather live forecast

Today's maximum temperature in Port St Johns is expected to be 70°F. Select a day from the live weather forecast for Port St Johns, South Africa for more weather parameters.

5-day weather forecast updated at 04:03 on Sunday 5th October 2025 GMT

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

Port St Johns weather forecast by day

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

Port St Johns weather for Monday 6th October 2025

Expect sunshine and showers in Port St Johns, South Africa with a maximum temperature of 70°F, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 10% chance of some rain and a gentle breeze of 9 mph from the south.

  • 70°F maximum temperature70
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 10% chance of some rain10
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 70°F wind chill70
    °F wind chill
  • Gentle breeze of 9 mph from the South9
    mph wind from S

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Port St Johns weather for Tuesday 7th October 2025

Expect broken clouds in Port St Johns, South Africa with a maximum temperature of 70°F, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the east.

  • 70°F maximum temperature70
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 70°F wind chill70
    °F wind chill
  • Gentle breeze of 10 mph from the East10
    mph wind from E

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Port St Johns weather for Wednesday 8th October 2025

Expect scattered clouds in Port St Johns, South Africa with a maximum temperature of 68°F, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 10 mph from the south.

  • 68°F maximum temperature68
    °F maximum temperature
  • 61°F minimum temperature61
    °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
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 10 mph from the South10
    mph wind from S

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Port St Johns weather for Thursday 9th October 2025

Expect mostly cloudy with light rain in Port St Johns, South Africa with a maximum temperature of 70°F, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 11 mph from the north-east.

  • 70°F maximum temperature70
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 70°F wind chill70
    °F wind chill
  • Gentle breeze of 11 mph from the North-East11
    mph wind from NE

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Port St Johns weather for Friday 10th October 2025

Expect isolated thunderstorms in Port St Johns, South Africa with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 6% chance of some rain and a moderate breeze of 15 mph from the north-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 6% chance of some rain6
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 15 mph from the North-East15
    mph wind from NE

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