Support Time.now: Join our Premium Plan for an ad-free experience! Support Us: Go Premium Ad-Free!

Weather in Hamamatsu, Japan 🇯🇵

Weather Forecast in Hamamatsu

Current Weather in Hamamatsu

Partly Cloudy
27°C
Feels like 31°C. Partly Cloudy.
🌬️ 4 km/h NNE
💧 87% Humidity
🧭 1008 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.4
🌡️ Dew Point: 25°C
🌅 Sunrise: 04:51 AM
🌇 Sunset: 06:59 PM
Map Overlays:

In Hamamatsu right now it is 27°C and partly cloudy, feeling like 31°C. Expect 87% humidity and winds of about 4 km/h, and the UV index is 0 (low). The next few days in Hamamatsu look set for about 26°C up to 35°C.

Hourly Forecast for Hamamatsu

07:00
Sunny
28°
10%
08:00
Sunny
30°
8%
09:00
Partly Cloudy
31°
7%
10:00
Partly Cloudy
32°
6%
11:00
Sunny
33°
4%
12:00
Sunny
34°
4%
13:00
Sunny
33°
4%
14:00
Sunny
33°
4%
15:00
Sunny
32°
5%
16:00
Sunny
32°
5%
17:00
Sunny
31°
6%
18:00
Sunny
30°
8%
19:00
Partly Cloudy
29°
10%
20:00
Partly Cloudy
28°
12%
21:00
Partly Cloudy
28°
16%
22:00
Cloudy
28°
18%
23:00
Cloudy
28°
21%
00:00
Partly Cloudy
28°
14%
01:00
Partly Cloudy
27°
15%
02:00
Partly Cloudy
27°
15%
03:00
Partly Cloudy
27°
15%
04:00
Partly Cloudy
27°
14%
05:00
Sunny
27°
13%
06:00
Sunny
28°
11%

14-Day Forecast for Hamamatsu

Tue, Jul 21
Sunny Sunny
34° / 26°
Wed, Jul 22
Sunny Sunny
35° / 27°
Thu, Jul 23
Sunny Sunny
35° / 27°
Fri, Jul 24
Sunny Sunny
33° / 27°
Sat, Jul 25
Patchy rain nearby Patchy rain nearby
33° / 26°
Sun, Jul 26
Patchy rain nearby Patchy rain nearby
32° / 26°
Mon, Jul 27
Sunny Sunny
34° / 27°
Tue, Jul 28
Patchy rain nearby Patchy rain nearby
32° / 27°
Wed, Jul 29
Partly Cloudy Partly Cloudy
32° / 26°
Thu, Jul 30
Sunny Sunny
31° / 27°
Fri, Jul 31
Sunny Sunny
32° / 26°
Sat, Aug 01
Patchy rain nearby Patchy rain nearby
32° / 26°
Sun, Aug 02
Sunny Sunny
32° / 27°
Mon, Aug 03
Sunny Sunny
32° / 27°

Additional Forecasts for Hamamatsu

Air Quality

💨 US EPA Index 2 (Moderate)
CO (Carbon Monoxide) 120.0 μg/m³
O₃ (Ozone) 32.0 μg/m³
NO₂ (Nitrogen Dioxide) 12.5 μg/m³
SO₂ (Sulphur Dioxide) 2.3 μg/m³
PM2.5 (Fine particles) 19.0 μg/m³
PM10 (Coarse particles) 22.4 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Japan

Browse Weather in Japan by cities in alphabetical order:

A C F G H I K M N O S T U W Y

Weather in Japan ›

Best Time to Be Outside in Hamamatsu Today

The most comfortable window in Hamamatsu today looks like 18:00 to 18:00, when it is around 30°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Hamamatsu

What is the temperature in Hamamatsu right now?

Hamamatsu is sitting at 27°C (81°F) right now, partly cloudy (feels like 31°C).

What's the weather like in Hamamatsu right now?

Conditions in Hamamatsu right now: Partly Cloudy, humidity 87%, wind 4 km/h NNE.

What is today's forecast for Hamamatsu?

Today in Hamamatsu: high 34°C, low 26°C, sunny. Chance of rain: 10%.

What is the 7-day weather forecast for Hamamatsu?

Daily highs and lows for Hamamatsu:

  • 2026-07-21: 34°C / 26°C
  • 2026-07-22: 35°C / 27°C
  • 2026-07-23: 35°C / 27°C
  • 2026-07-24: 33°C / 27°C
  • 2026-07-25: 33°C / 26°C
  • 2026-07-26: 32°C / 26°C
  • 2026-07-27: 34°C / 27°C
Is it going to rain in Hamamatsu today?

There is a 10% chance of rain in Hamamatsu today.

What is the wind speed in Hamamatsu right now?

Wind in Hamamatsu is currently 4 km/h (2 mph) from the NNE.

What is the UV index in Hamamatsu right now?

The UV index in Hamamatsu is currently 0.4 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇯🇵 Japan: Tokyo · Yokohama · Osaka · Nagoya · Sapporo · Fukuoka · Kawasaki · Kobe · Kyoto · Saitama · Hiroshima · Sendai · Chiba · Kitakyushu · Niigata · Hamamatsu · Sakai · Kumamoto · Okayama · Shizuoka · Honchō · Kawaguchi · Kagoshima · Hachiōji · Himeji · Matsuyama · Matsudo · Higashi-ōsaka · Kurashiki · Ōita · Nishinomiya-hama · Fukuyama · Kanazawa · Utsunomiya · Amagasaki · Fujisawa · Kashiwa · Toyota · Takamatsu · Toyama · Yokosuka · Nagasaki · Hirakata · Gifu-shi · Machida · Miyazaki · Toyonaka · Ichinomiya · Toyohashi · Minato