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Omihachiman

Omihachiman 1
Travel Info
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Travel Info

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Omihachiman Weather, Climate and Best Time to Visit

Data source：Meteostat
Update date：2025-09

Omihachiman year round climate

  • Spring (March–May): 8.7–17.7°C on average, mild climate but with relatively high rainfall, especially in April and May. Common activities: Cherry blossom viewing, visiting Hikone Castle, exploring the water towns. Recommended clothing: Light jacket, comfortable long-sleeved clothing, rain gear.
  • Summer (June–August): 22.7–28.5°C on average, hot and humid with relatively high rainfall, especially in June and July. Common activities: Swimming at Lake Biwa, enjoying outdoor activities (pay attention to sun protection). Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): 18.3–13.0°C on average, pleasant and comfortable climate with reduced rainfall. Common activities: Maple leaf viewing, cycling through the old streets of Omihachiman. Recommended clothing: Comfortable long-sleeved clothing, light jacket.
  • Winter (December–February): 6.7–5.0°C on average, cold and dry with low rainfall. Common activities: Tasting local cuisine, experiencing onsen. Recommended clothing: Warm jacket, hat, scarf, gloves.

Omihachiman climatological average

Annual average temperature: approx. 15.7°C / Annual rainfall: approx. 1670 mm / Summer humidity: 70%–80% / Rainiest month: July

Omihachiman monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
4.1°C
90.8
February
5°C
79.7
March
8.7°C
123.8
April
14.5°C
152.2
May
17.7°C
188.3
June
22.7°C
223.6
July
27.6°C
235.1
August
28.5°C
165.1
September
26.1°C
117.4
October
18.3°C
124.5
November
13°C
96.9
December
6.7°C
72.7

Omihachiman weather for the next seven days

5/17
Sunday
Sunny
24.8°C/13.8°C
5/18
Monday
Sunny
26.6°C/13.9°C
5/19
Tuesday
Sunny
26.7°C/15.4°C
5/20
Wednesday
Partly Cloudy
23.9°C/18.1°C
5/21
Thursday
Heavy rain
17.5°C/15.2°C
5/22
Friday
Patchy rain nearby
17.5°C/15.2°C
5/23
Saturday
Patchy rain nearby
18.6°C/16°C

Omihachiman Frequently Asked Questions and Useful Information for Travel

How do I go to Omihachiman?

Omihachiman is easily accessible by rail from Kyoto and Osaka. Omihachiman Station is serviced by both JR and private lines. From Kyoto or Osaka, you can catch the JR Biwako Line heading towards Nagahama and alight at Omihachiman Station.

What are good day trips from Omihachiman?

While Omihachiman itself is a wonderful destination, exploring nearby areas can enhance your trip. Consider a private Lake Biwa tour with a licensed guide and vehicle for a comprehensive experience of the region's natural beauty and cultural sites.

What traditional crafts are in Omihachiman?

Omihachiman is a significant producer of leather goods, including the renowned Hachiman Gutsu, or Hachiman Shoes. Historically, it was also the first place in Japan to begin producing Western-style sailcloth after importing 16 power looms from the UK.

What's the history of Omihachiman?

Established as a castle town in the late sixteenth century, Omihachiman flourished as a commercial hub until the early twentieth century. The atmosphere of this prosperous era is wonderfully preserved in the town's compact historic district, lined with traditional merchants' residences and storehouses.

What can I see in Omihachiman's historic district?

Omihachiman's historic district offers a glimpse into its prosperous past with beautifully preserved traditional merchants' residences and storehouses. You can wander along the charming streets and canals, soaking in the atmosphere of this well-maintained commercial hub.