Hamamatsu weather live forecast

Today's maximum temperature in Hamamatsu is expected to be 26°C. Select a day from the live weather forecast for Hamamatsu, Japan for more weather parameters.

Tuesday
19th May
26

17

10

9
Wednesday
20th May
23

19

0

3
Thursday
21st May
22

19

0

2
Friday
22nd May
22

18

3

7
Saturday
23rd May
24

18

4

9

5-day weather forecast updated at 04:02 on Monday 18th May 2026 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 Tuesday 19th May 2026

Expect sunshine and showers in Hamamatsu, Japan with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a gentle breeze of 15 kph from the south-west.

26
°C maximum temperature
17
°C minimum temperature
sunshine and showers
10
hours of sunshine
9
UV index (Very High)
25
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
15
kph wind from SW

Hamamatsu weather for Wednesday 20th May 2026

Expect mostly cloudy with rain in Hamamatsu, Japan with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 79% chance of some rain and a light breeze of 9 kph from the east.

23
°C maximum temperature
19
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
3
UV index (Moderate)
79
% chance of some rain
<20
mm of rainfall expected
23
°C wind chill
9
kph wind from E

Hamamatsu weather for Thursday 21st May 2026

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 22°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 94% chance of some rain and a light breeze of 12 kph from the north-east.

22
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
2
UV index (Low)
94
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
12
kph wind from NE

Hamamatsu weather for Friday 22nd May 2026

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 22°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 14 kph from the east.

22
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
61
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
14
kph wind from E

Hamamatsu weather for Saturday 23rd May 2026

Expect broken clouds in Hamamatsu, Japan with a maximum temperature of 24°C, maximum UV of 9 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.