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Shinano-Omachi

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Shinano-Omachi Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Shinano-Omachi year round climate

  • Spring (March–May): Average 6.5–16.8°C, climate gradually warming from cold, rainfall gradually increasing, with the most rainfall in May. Common activities: flower viewing, hiking. Recommended clothing: light jacket, long-sleeved clothing, rain gear needed in May.
  • Summer (June–August): Average 21.3–26.6°C, warm and humid climate, less rainfall than spring. Common activities: outdoor activities, water activities. Recommended clothing: light and breathable clothing, short sleeves, shorts, sun hat.
  • Autumn (September–November): Average 9.1–23.3°C, cool and comfortable climate, decreased rainfall. Common activities: autumn leaves viewing, mountain climbing. Recommended clothing: light jacket, long-sleeved clothing.
  • Winter (December–February): Average 0.2–2.9°C, cold and dry climate, least rainfall. Common activities: skiing, hot springs. Recommended clothing: warm clothing, thick jacket, hat, gloves, scarf.

Shinano-Omachi climatological average

Annual average temperature: approx. 13.4°C / Annual rainfall: approx. 1226 mm / Summer humidity: 70%–80% / Rainiest month: May

Shinano-Omachi monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
0.2°C
21.2
February
1.2°C
48.8
March
6.5°C
138.4
April
13.3°C
135.3
May
16.8°C
211.9
June
21.3°C
181.1
July
25.8°C
113.5
August
26.6°C
76.5
September
23.3°C
111.8
October
14.3°C
96.5
November
9.1°C
76.8
December
2.9°C
14.4

Shinano-Omachi weather for the next seven days

12/5
Friday
Patchy heavy snow
-0.2°C/-11.5°C
12/6
Saturday
Sunny
3.5°C/-12.4°C
12/7
Sunday
Light freezing rain
5.2°C/-9.9°C
12/8
Monday
Patchy rain nearby
5.1°C/-4.3°C
12/9
Tuesday
Moderate or heavy snow showers
1.5°C/-8.7°C
12/10
Wednesday
Partly Cloudy
3.2°C/-11.2°C
12/11
Thursday
Patchy rain nearby
5.2°C/-7.8°C