Koya weather live forecast

Today's maximum temperature in Koya is expected to be 46°F. Select a day from the live weather forecast for Koya, Japan for more weather parameters.

5-day weather forecast updated at 04:04 on Monday 3rd November 2025 GMT

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

Koya weather forecast by day

Below are the detailed weather forecasts for Koya for the next 5 days.

Koya weather for Monday 3rd November 2025

Expect mostly cloudy with light rain in Koya, Japan with a maximum temperature of 46°F, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a gentle breeze of 10 mph from the north.

  • 46°F maximum temperature46
    °F maximum temperature
  • 37°F minimum temperature37
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 26% chance of some rain26
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 43°F wind chill43
    °F wind chill
  • Gentle breeze of 10 mph from the North10
    mph wind from N

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Koya weather for Tuesday 4th November 2025

Expect broken clouds in Koya, Japan with a maximum temperature of 52°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the south-east.

  • 52°F maximum temperature52
    °F maximum temperature
  • 36°F minimum temperature36
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 3 mph from the South-East3
    mph wind from SE

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Koya weather for Wednesday 5th November 2025

Expect mostly cloudy with light rain in Koya, Japan with a maximum temperature of 55°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 28% chance of some rain and little or no wind of 3 mph from the south-east.

  • 55°F maximum temperature55
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 28% chance of some rain28
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 3 mph from the South-East3
    mph wind from SE

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Koya weather for Thursday 6th November 2025

Expect broken clouds in Koya, Japan with a maximum temperature of 59°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the north.

  • 59°F maximum temperature59
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 4 mph from the North4
    mph wind from N

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Koya weather for Friday 7th November 2025

Expect scattered clouds in Koya, Japan with a maximum temperature of 57°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the north.

  • 57°F maximum temperature57
    °F maximum temperature
  • 43°F minimum temperature43
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 4 mph from the North4
    mph wind from N

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