🇯🇵 Weather in Kusatsu
Map Overlays:
Hourly Forecast for Kusatsu
04:00
17°
80%
05:00
17°
35%
06:00
18°
18%
07:00
19°
19%
08:00
20°
14%
09:00
22°
14%
10:00
23°
16%
11:00
23°
13%
12:00
23°
73%
13:00
23°
11%
14:00
23°
73%
15:00
24°
73%
16:00
24°
73%
17:00
23°
73%
18:00
22°
73%
19:00
21°
22%
20:00
20°
25%
21:00
20°
27%
22:00
19°
29%
23:00
19°
26%
00:00
19°
27%
01:00
19°
28%
02:00
18°
27%
03:00
18°
16%
14-Day Forecast for Kusatsu
2026-06-06
Patchy rain nearby
24° /
17°
2026-06-07
Heavy rain
19° /
17°
2026-06-08
Moderate rain
24° /
17°
2026-06-09
Partly Cloudy
25° /
15°
2026-06-10
Sunny
27° /
16°
2026-06-11
Patchy rain nearby
26° /
16°
2026-06-12
Sunny
27° /
16°
Additional Forecasts for Kusatsu
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 136.0 μg/m³
O₃ (Ozone) 60.0 μg/m³
NO₂ (Nitrogen Dioxide) 10.2 μg/m³
SO₂ (Sulphur Dioxide) 3.3 μg/m³
PM2.5 (Fine particles) 9.8 μg/m³
PM10 (Coarse particles) 13.3 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Japan
Weather in Kusatsu — FAQ
Answers refreshed each request based on current conditions in Kusatsu.
What is the weather like right now in Kusatsu?
Right now in Kusatsu, Japan the temperature is 20.1°C (feels like 20.1°C), with overcast. Relative humidity is 68% and wind is 3.6 km/h.
What is today's high and low temperature in Kusatsu?
Today's forecast high in Kusatsu is 23.5°C and the overnight low is 17.2°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Kusatsu today?
The chance of precipitation in Kusatsu today is 79%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Kusatsu differ from nearby cities?
Even short distances can change temperatures noticeably. Kusatsu's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.