Hamamatsu weather live forecast

Today's maximum temperature in Hamamatsu is expected to be 27°C. Select a day from the live weather forecast for Hamamatsu, Japan for more weather parameters.

5-day weather forecast updated at 04:05 on Friday 5th September 2025 GMT

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

Hamamatsu weather forecast by day

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

Hamamatsu weather for Friday 5th September 2025

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 50 mm or more of rainfall expected with 88% chance of some rain and a moderate breeze of 20 kph from the south.

  • 27°C maximum temperature27
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 88% chance of some rain88
    % chance of some rain
  • 50 mm or more of rainfall expected>50
    mm or more of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 20 kph from the South20
    kph wind from S

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Hamamatsu weather for Saturday 6th September 2025

Expect broken clouds in Hamamatsu, Japan with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-east.

  • 29°C maximum temperature29
    °C maximum temperature
  • 25°C minimum temperature25
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 14 kph from the South-East14
    kph wind from SE

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Hamamatsu weather for Sunday 7th September 2025

Expect scattered clouds in Hamamatsu, Japan with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.

  • 32°C maximum temperature32
    °C maximum temperature
  • 24°C minimum temperature24
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 19 kph from the South-West19
    kph wind from SW

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Hamamatsu weather for Monday 8th September 2025

Expect scattered clouds in Hamamatsu, Japan with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

  • 35°C maximum temperature35
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 21 kph from the West21
    kph wind from W

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Hamamatsu weather for Tuesday 9th September 2025

Expect broken clouds in Hamamatsu, Japan with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

  • 34°C maximum temperature34
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 14 kph from the South14
    kph wind from S

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

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