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Hachioji

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Hachioji Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Hachioji year round climate

  • Spring (March–May): 48–62°F on average, mild climate but with relatively high rainfall, especially in April. Common activities: Hiking, flower viewing (such as cherry blossoms and azaleas). Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
  • Summer (June–August): 70–81°F on average, hot and humid, with the most rainfall in June and less rainfall in July and August. Common activities: Outdoor swimming, mountain climbing (note: heatstroke prevention is important). Recommended clothing: Light and breathable clothing, hat, parasol.
  • Autumn (September–November): 53–76°F on average, comfortable and pleasant climate, with more rainfall in September. Common activities: Maple leaf viewing, hiking in the suburbs. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): 37–42°F on average, cold and dry, with less rainfall. Common activities: Hot spring bathing, indoor activities. Recommended clothing: Thick jacket, sweater, scarf, gloves.

Hachioji climatological average

Annual average temperature: approx. 59.0°F / Annual rainfall: approx. 1617 mm / Summer humidity: 70%–80% / Rainiest month: June

Hachioji monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
37.9°F
33.3
February
40.3°F
67.8
March
48.2°F
149
April
57.9°F
164.3
May
63.1°F
183.3
June
70.7°F
270.1
July
79.9°F
139.3
August
81.5°F
140
September
76.6°F
214.6
October
62.8°F
121
November
53.8°F
87.9
December
42.8°F
46.9

Hachioji weather for the next seven days

6/10
Wednesday
Patchy rain nearby
65.2°F/59.9°F
6/11
Thursday
Patchy rain nearby
74.8°F/59.3°F
6/12
Friday
Moderate rain
73.8°F/62.4°F
6/13
Saturday
Patchy rain nearby
77.3°F/60.3°F
6/14
Sunday
Patchy rain nearby
75.7°F/63.7°F
6/15
Monday
Moderate rain
61.2°F/59.9°F
6/16
Tuesday
Partly Cloudy
75.7°F/58.2°F