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Omachi

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Omachi Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Omachi year round climate

  • Spring (March–May): Average 52–67°F, mild and comfortable climate, but with relatively high rainfall. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt.
  • Summer (June–August): Average 74–86°F, hot and humid, with rainfall concentrated in July. Common activities: Swimming, mountain climbing (sun protection and rain gear are recommended). Recommended clothing: Light and breathable clothing, sunscreen, rain gear.
  • Autumn (September–November): Average 67–57°F, pleasant climate, with reduced rainfall. Common activities: Maple leaf viewing, outdoor hiking. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 45–44°F, cold and dry, with less rainfall. Common activities: Hot spring experience, skiing (depending on snow conditions). Recommended clothing: Warm jacket, sweater, scarf, gloves.

Omachi climatological average

Annual average temperature: approx. 63.7°F / Annual rainfall: approx. 1529 mm / Summer humidity: 70%–80% / Rainiest month: July

Omachi monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
42.4°F
33.7
February
44.1°F
73.7
March
52.2°F
115
April
61.7°F
193.3
May
67.6°F
165.7
June
74.7°F
217
July
82.9°F
308
August
86°F
83.7
September
81.1°F
128.3
October
67.5°F
72
November
57.9°F
111
December
45.1°F
28.3

Omachi weather for the next seven days

5/23
Saturday
Patchy rain nearby
68.2°F/56.6°F
5/24
Sunday
Patchy rain nearby
74.1°F/58.2°F
5/25
Monday
Patchy rain nearby
77.6°F/60.1°F
5/26
Tuesday
Patchy rain nearby
70.2°F/61.2°F
5/27
Wednesday
Heavy rain
66.5°F/63.2°F
5/28
Thursday
Patchy rain nearby
70.4°F/64.2°F
5/29
Friday
Cloudy
77.9°F/59.6°F