🇯🇵 Weather in Kōfu
Map Overlays:
Hourly Forecast for Kōfu
11:00
24°
36%
12:00
24°
36%
13:00
25°
18%
14:00
25°
19%
15:00
24°
17%
16:00
23°
24%
17:00
22°
43%
18:00
16°
39%
19:00
12°
30%
20:00
11°
31%
21:00
11°
26%
22:00
10°
26%
23:00
10°
25%
00:00
9°
15%
01:00
9°
15%
02:00
9°
15%
03:00
9°
15%
04:00
8°
14%
05:00
8°
14%
06:00
15°
12%
07:00
18°
8%
08:00
20°
6%
09:00
21°
10%
10:00
23°
10%
14-Day Forecast for Kōfu
2026-06-12
Patchy rain nearby
25° /
8°
2026-06-13
Patchy rain nearby
25° /
8°
2026-06-14
Patchy rain nearby
26° /
9°
2026-06-15
Patchy rain nearby
20° /
8°
2026-06-16
Patchy rain nearby
26° /
7°
2026-06-17
Patchy rain nearby
23° /
10°
2026-06-18
Moderate rain
17° /
15°
Additional Forecasts for Kōfu
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 170.0 μg/m³
O₃ (Ozone) 145.0 μg/m³
NO₂ (Nitrogen Dioxide) 0.7 μg/m³
SO₂ (Sulphur Dioxide) 2.7 μg/m³
PM2.5 (Fine particles) 15.0 μg/m³
PM10 (Coarse particles) 26.1 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Japan
Weather in Kōfu — FAQ
Answers refreshed each request based on current conditions in Kōfu.
What is the weather like right now in Kōfu?
Right now in Kōfu, Japan the temperature is 22.7°C (feels like 18.0°C), with patchy rain nearby. Relative humidity is 56% and wind is 4.0 km/h.
What is today's high and low temperature in Kōfu?
Today's forecast high in Kōfu is 25.0°C and the overnight low is 7.7°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Kōfu today?
The chance of precipitation in Kōfu today is 68%. 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 Kōfu differ from nearby cities?
Even short distances can change temperatures noticeably. Kōfu'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.