Hamamatsu weather live forecast

Today's maximum temperature in Hamamatsu is expected to be 55°F. Select a day from the live weather forecast for Hamamatsu, Japan for more weather parameters.

Thursday
18th Dec
55

46

9

2
Friday
19th Dec
61

46

4

2
Saturday
20th Dec
61

54

0

1
Sunday
21st Dec
63

59

1

0
Monday
22nd Dec
59

50

0

0

5-day weather forecast updated at 04:04 on Wednesday 17th December 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 Thursday 18th December 2025

Expect sunshine and showers in Hamamatsu, Japan with a maximum temperature of 55°F, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and a gentle breeze of 8 mph from the west.

55
°F maximum temperature
46
°F minimum temperature
sunshine and showers
9
hours of sunshine
2
UV index (Low)
9
% chance of some rain
<2
mm of rainfall expected
55
°F wind chill
8
mph wind from W

Hamamatsu weather for Friday 19th December 2025

Expect mostly cloudy with light rain in Hamamatsu, Japan with a maximum temperature of 61°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 19% chance of some rain and a light breeze of 6 mph from the north-east.

61
°F maximum temperature
46
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
19
% chance of some rain
<2
mm of rainfall expected
61
°F wind chill
6
mph wind from NE

Hamamatsu weather for Saturday 20th December 2025

Expect mostly cloudy with light rain in Hamamatsu, Japan with a maximum temperature of 61°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 76% chance of some rain and a light breeze of 6 mph from the east.

61
°F maximum temperature
54
°F minimum temperature
mostly cloudy with light rain
0
hours of sunshine
1
UV index (Low)
76
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
6
mph wind from E

Hamamatsu weather for Sunday 21st December 2025

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 63°F and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 86% chance of some rain and a light breeze of 7 mph from the west.

63
°F maximum temperature
59
°F minimum temperature
isolated thunderstorms
1
hour of sunshine
0
UV index (None)
86
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
7
mph wind from W

Hamamatsu weather for Monday 22nd December 2025

Expect isolated thunderstorms in Hamamatsu, Japan with a maximum temperature of 59°F and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 41% chance of some rain and a light breeze of 7 mph from the west.