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.

Sunday
20th Sep
27

24

1

3
Monday
21st Sep
28

24

1

4
Tuesday
22nd Sep
30

24

6

7
Wednesday
23rd Sep
25

22

2

3
Thursday
24th Sep
26

21

5

3

5-day weather forecast updated at 04:03 on Saturday 19th September 2026 GMT

More about Hamamatsu

Hamamatsu by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

Fred Olsen: Top cruise offers for 2026/2027

Sale

Explore latest offers on Fred Olsen Cruises in 2026/2027
Find last minute deals or early bird discounts
Filter offers by price, destination, ship & departure point

Go to Fred Olsen deal >>

View all Fred Olsen offers

Cruise deal finder

Destination

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 Sunday 20th September 2026

Expect mostly cloudy with rain in Hamamatsu, Japan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 78% chance of some rain and a gentle breeze of 16 kph from the north-east.

27
°C maximum temperature
24
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
3
UV index (Moderate)
78
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
16
kph wind from NE

Hamamatsu weather for Monday 21st September 2026

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 50 mm or more of rainfall expected with 76% chance of some rain and a moderate breeze of 22 kph from the north-east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
76
% chance of some rain
>50
mm or more of rainfall expected
L
low heat & humidity
22
kph wind from NE

Hamamatsu weather for Tuesday 22nd September 2026

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 39% chance of some rain and a gentle breeze of 18 kph from the west.

30
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
39
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
18
kph wind from W

Hamamatsu weather for Wednesday 23rd September 2026

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 25°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 35% chance of some rain and a gentle breeze of 15 kph from the east.

25
°C maximum temperature
22
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
3
UV index (Moderate)
35
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
15
kph wind from E

Hamamatsu weather for Thursday 24th September 2026

Expect sunshine and showers in Hamamatsu, Japan with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 38% chance of some rain and a light breeze of 11 kph from the north-east.