Onomichi Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in Onomichi

Onomichi temperature today is 21°, feels like 22°, with a humidity level of 87% and wind at 11.52 km/h. Rain chance today is 84%. Use the hourly forecast and 5-day outlook below to plan your day.

Tomorrow in Onomichi: expect a high of 27° and a low of 17°, with clear sky. Rain chance tomorrow is 20%.

light rain
21°
light rain
H: 21° L: 20°
Feels like 22°
AQI: Good (1/5)
Humidity
87%
Dew 19°
Wind speed
11.52 km/h
ENE · G15.55
Pressure
1014 hPa
Visibility
10 km
Rain
0.1 mm
High Humidity
Humidity is 87%. May feel uncomfortable.
Weather Summary
Currently in Onomichi, expect varied conditions with warm temperatures around 21°. Winds are a light breeze. High humidity may make it feel uncomfortable.
Precipitation Probability
84%
21
20%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
0%
21
0%
00
0%
03
0%
06
0%
09
0%
12
0%
15
0%
18
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
21°
Tue
21:00
21°
 
20°
 
17°
 
22°
Wed
09:00
27°
 
27°
 
23°
 
23°
Wed
21:00
21°
 
20°
 
18°
 
25°
Thu
09:00
26°
 
26°
 
22°
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
05:59
Sunset
Sunset
17:55
Moon Phase
Waning Gibbous (79%)
Timezone: GMT+05:30
Last updated: Sep 29, 2026 5:05 PM · Data refreshes every 5 min
Location Info
Latitude
Latitude
34.416672
Longitude
Longitude
133.199997
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More about Onomichi
Content curated by the NearWeather editorial team · Updated periodically

Onomichi, Japan: Climate and Weather Year Round

Onomichi is a beautiful coastal city located in Hiroshima Prefecture, Japan. It is known for its stunning landscapes, historical temples, and picturesque views of the Seto Inland Sea. The city experiences a temperate climate throughout the year, influenced by its proximity to the sea and the surrounding mountains. Let's explore the weather patterns and climatic conditions in Onomichi throughout the year.

Spring (March to May)

Spring in Onomichi is a delightful season, characterized by mild temperatures and blooming cherry blossoms. The average temperature during this time ranges from 10°C (50°F) to 20°C (68°F). The city experiences moderate rainfall, with occasional drizzles. It is advisable to carry an umbrella or raincoat when exploring the outdoor attractions of Onomichi during spring.

The cherry blossoms, known as sakura in Japanese, paint the city in vibrant hues of pink and white. Many locals and tourists flock to the famous Senkoji Park and Onomichi City Park to enjoy hanami (flower viewing) parties under the blooming cherry trees. The pleasant weather and the blossoming flowers make spring a popular time to visit Onomichi.

Summer (June to August)

Summer in Onomichi is warm and humid, with average temperatures ranging from 25°C (77°F) to 30°C (86°F). The city experiences frequent rainfall during this season, often accompanied by thunderstorms. The humidity can make the weather feel even hotter, so it is advisable to wear light and breathable clothing.

Despite the humidity, summer is a great time to explore Onomichi's coastal attractions and enjoy the scenic beauty of the Seto Inland Sea. The city is known for its cycling routes, and many visitors take advantage of the warm weather to embark on cycling tours around the city and its islands.

Fall (September to November)

Fall in Onomichi is a picturesque season, with mild temperatures and stunning autumn foliage. The average temperature during this time ranges from 15°C (59°F) to 25°C (77°F). The humidity decreases, making the weather more comfortable for outdoor activities.

The city's temples and shrines, such as the famous Senkoji Temple, are surrounded by vibrant red, orange, and yellow leaves, creating a breathtaking scene. It is the perfect time to hike up the Senkoji Park to enjoy panoramic views of Onomichi and the surrounding islands.

Winter (December to February)

Winter in Onomichi is relatively mild compared to other parts of Japan, but it can still get chilly. The average temperature during this time ranges from 5°C (41°F) to 10°C (50°F). Occasional snowfall can be expected, but it is usually light and doesn't disrupt daily life in the city.

Despite the colder temperatures, winter in Onomichi has its charm. The city is known for its beautiful illumination displays during the holiday season, creating a magical atmosphere. It is also a great time to visit hot springs and enjoy a relaxing bath while overlooking the snowy landscapes.

Overall Climate

Onomichi has a temperate climate with mild winters and warm summers. The city experiences moderate rainfall throughout the year, with the wettest months being June and July. The coastal location of Onomichi brings refreshing sea breezes during the summer, making the weather more bearable.

Here is a table summarizing the average monthly temperatures and rainfall in Onomichi:

Month Average Temperature (°C) Rainfall (mm)
January 6 56
February 7 74
March 10 119
April 15 117
May 19 114
June 23 185
July 27 192
August 28 140
September 24 151
October 19 108
November 14 78
December 9 57

As you can see from the table, the temperatures gradually increase from winter to summer, with the hottest month being August. The rainfall is relatively evenly distributed throughout the year, with slightly higher amounts during the summer months.

Conclusion

Onomichi, Japan, offers a pleasant climate year-round, making it a great destination for outdoor enthusiasts and nature lovers. Whether you visit during the cherry blossom season in spring or enjoy the colorful autumn foliage in fall, Onomichi's weather provides a fantastic backdrop to explore its natural and cultural treasures.

Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about Onomichi
What is the temperature in Onomichi right now?

The current temperature in Onomichi is 21°, and it feels like 22°. Today's high is 21° and the low is 20°.

Will it rain in Onomichi today?

The chance of rain in Onomichi today is 84%. Current rainfall is 0.1 mm. Check the hourly forecast above for exact timing.

What is the weather in Onomichi today?

Onomichi is experiencing light rain with a temperature of 21°. Humidity is at 87% and wind speed is 11.52 km/h from the ENE.

What is the humidity in Onomichi today?

Humidity in Onomichi is 87% right now, with a dew point of 19°. Conditions may feel muggy or uncomfortable.

What is the wind speed in Onomichi today?

Wind speed in Onomichi is 11.52 km/h, flowing at 63° ENE wind direction. Gusts up to 15.55 km/h.

What is the 5-day forecast for Onomichi?

NearWeather provides a detailed 5-day forecast and 48-hour hourly forecast for Onomichi. Today's high is 21° and low is 20°, with a 84% chance of rain. Scroll up to view the full day-by-day and hourly breakdown.

What does it feel like in Onomichi today?

It feels like 22° in Onomichi today, with 100% cloud cover and 10 km visibility.

Weather in Onomichi