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Ehime Prefecture Free Weather Report
- Temperature
- Precipitation
- Rain Chance
- Wind
- Humidity
- Pressure
Ehime Prefecture Weather Report
🌤️ Introduction to the Weather for This Region
Ehime Prefecture, located along the Seto Inland Sea, enjoys a mild and relatively dry climate with stable temperatures throughout the year. The region benefits from the inland sea’s moderating influence, resulting in warm summers, gentle winters, and fewer extreme weather events compared to other parts of Japan. Its balanced climate makes Ehime ideal for tourism, agriculture, and outdoor activities year-round.
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Categories: Ehime Weather, Shikoku Climate, Japan Travel
Keywords: Ehime temperature, Ehime climate guide, Seto Inland Sea weather
Source: https://www.jma.go.jp
🌡️ Avg Temp by Month
Average temperatures in Ehime range from winter lows of 3–7°C to summer highs of 28–33°C. Spring and autumn offer the most comfortable temperatures, with warm days and cool evenings ideal for sightseeing.
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🌦️ Type of Weather by Month
Ehime experiences dry winters, mild springs, humid summers, and clear autumns. Rainfall is moderate, with the rainy season occurring in June and early July. The Seto Inland Sea helps reduce strong winds and extreme weather, making conditions more stable than coastal Pacific regions.
Categories: Seasonal Weather, Climate Overview
Keywords: Ehime rainfall, Shikoku weather patterns
Source: https://www.jma.go.jp
🔥 Hottest or Coldest Months
The hottest months are July and August, often exceeding 32°C. The coldest months are January and February, though winters remain mild compared to northern Japan due to the inland sea’s warming effect.
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🌡️ Min and Max Temp by Month (Jan–Feb–Mar)
January and February temperatures range from 3–10°C, with crisp mornings and cool afternoons. March warms to 7–15°C as spring approaches. Snowfall is rare, especially in coastal areas, due to the Seto Inland Sea’s moderating influence.
Categories: Winter Weather, Early Spring Climate
Keywords: Ehime January weather, Ehime March temperatures
Source: https://www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
Winter is dry with light winds and low humidity. Rainfall increases slightly in March, but overall conditions remain stable. Strong winds are uncommon, and extreme cold is rare in most parts of Ehime.
Categories: Seasonal Weather
Keywords: Ehime winter climate, Shikoku wind patterns
Source: https://www.jma.go.jp
🧥 Clothes to Wear
Warm layers such as sweaters, jackets, and long sleeves are recommended for January and February. March allows lighter clothing as temperatures rise, though evenings remain cool.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Winter record lows occasionally drop near freezing, while early spring record highs can exceed 20°C during warm spells. Temperature extremes are less dramatic than inland regions thanks to the Seto Inland Sea.
Categories: Temperature Records
Keywords: Ehime record temperatures, Shikoku climate history
Source: https://www.jma.go.jp
🏞️ Places to Visit
Dogo Onsen, Matsuyama Castle, and the Shimanami Kaido cycling route are ideal winter and early spring destinations thanks to mild weather and clear skies.
Travel & weather guide
⚠️ Weather Incidents
Winter weather incidents are minimal, with occasional cold snaps or brief rainfall. March may bring isolated showers, but severe events are rare in this region.
Categories: Weather Safety
Keywords: Ehime winter storms, Shikoku seasonal risks
Source: https://www.jma.go.jp
🌡️ Min and Max Temp by Month (Apr–May–Jun)
April temperatures range from 10–20°C, May warms to 15–24°C, and June reaches 19–28°C as humidity rises. Early summer heat begins building toward the rainy season, though Ehime remains more stable than Pacific‑facing regions.
Categories: Spring Weather, Early Summer Climate
Keywords: Ehime April temperatures, Ehime June humidity
Source: https://www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
April is mild and sunny, May brings warmer days with moderate humidity, and June marks the rainy season with frequent showers. Winds remain light due to the Seto Inland Sea’s protection, making conditions calmer than other parts of Shikoku.
Categories: Seasonal Weather
Keywords: Ehime rainy season, Shikoku spring climate
Source: https://www.jma.go.jp
👕 Clothes to Wear
April requires light layers, May is comfortable with short sleeves, and June often needs breathable clothing and rain gear due to rising humidity and rainfall.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Spring record highs can exceed 30°C during warm spells, while June has seen temperatures climb above 33°C in some years. Record lows remain mild thanks to the inland sea’s moderating influence.
Categories: Temperature Records
Keywords: Ehime spring heat records, Shikoku climate extremes
Source: https://www.jma.go.jp
🏞️ Places to Visit
Dogo Park, Shimanami Kaido, and Matsuyama Castle are ideal for spring outings. Early June offers lush scenery before peak rainfall.
Travel & weather guide
⚠️ Weather Incidents
April and May are stable months, but June can bring heavy rain, localized flooding, and rising humidity as the rainy season begins.
Categories: Weather Safety
Keywords: Ehime rainy season risks, Shikoku weather incidents
Source: https://www.jma.go.jp
🌡️ Min and Max Temp by Month (Jul–Aug–Sep)
July and August are the hottest months, with temperatures ranging from 24–33°C. September cools slightly to 21–28°C as humidity decreases and autumn approaches.
Categories: Summer Weather, Late Summer Climate
Keywords: Ehime July heat, Shikoku summer temperatures
Source: https://www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
Summer brings intense heat, high humidity, and occasional rainfall. Typhoons may affect Ehime in August and September, though the Seto Inland Sea reduces direct impact compared to Pacific‑side prefectures.
Categories: Seasonal Weather
Keywords: Ehime typhoon season, Shikoku summer storms
Source: https://www.jma.go.jp
👕 Clothes to Wear
Light, breathable clothing is essential in July and August. September remains warm but may require light layers during cooler evenings. Rain gear is recommended throughout the season.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Summer record highs in Ehime often exceed 35°C, especially during heatwaves. Typhoon years may show extreme rainfall totals and strong wind events.
Categories: Temperature Records
Keywords: Ehime heatwave records, Shikoku rainfall extremes
Source: https://www.jma.go.jp
🏞️ Places to Visit
Popular summer destinations include Shimanami Kaido, Omishima Island, and coastal areas around Imabari. September offers scenic drives and early autumn landscapes.
Travel & weather guide
⚠️ Weather Incidents
Typhoons are the main weather threat in July–September, bringing strong winds, storm surges, and heavy rainfall. Heatwaves are also common in July and August.
Categories: Weather Safety
Keywords: Ehime typhoon impact, Shikoku heatwaves
Source: https://www.jma.go.jp
🌡️ Min and Max Temp by Month (Oct–Nov–Dec)
October temperatures range from 14–23°C, November cools to 9–17°C, and December settles into mild winter conditions at 5–12°C. Humidity drops sharply, creating crisp, clear days typical of the Seto Inland Sea climate.
Categories: Autumn Weather, Winter Climate
Keywords: Ehime October temperatures, Ehime December climate
Source: https://www.jma.go.jp
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🌧️ Types of Weather, Wind, Rain, Heat
Autumn is dry and sunny with light winds. November brings cooler evenings, and December is calm with low rainfall. Typhoon activity usually ends by early October, making late autumn one of the safest travel periods.
Categories: Seasonal Weather
Keywords: Ehime autumn weather, Shikoku winter patterns
Source: https://www.jma.go.jp
🧥 Clothes to Wear
October is comfortable with light layers, November requires sweaters or jackets, and December calls for warm but not heavy winter clothing due to mild coastal temperatures.
Weather wardrobe guide
📈 Record Temp Recorded by Year
Autumn record highs can exceed 28°C during warm spells, while December record lows may approach 0°C in inland areas. Coastal regions remain milder thanks to the Seto Inland Sea.
Categories: Temperature Records
Keywords: Ehime autumn heat records, Shikoku winter lows
Source: https://www.jma.go.jp
🏞️ Places to Visit
Ritsurin Garden’s autumn foliage peaks in November, while Shimanami Kaido, Dogo Onsen, and Matsuyama Castle remain pleasant winter sightseeing spots. December’s clear skies are ideal for photography.
Travel & weather guide
⚠️ Weather Incidents
Weather incidents are minimal in late autumn and early winter. Occasional strong winds or cold snaps may occur, but severe events are rare compared to other regions of Japan.
Categories: Weather Safety
Keywords: Ehime winter storms, Shikoku seasonal risks
Source: https://www.jma.go.jp
🌟 Best Month & ❗ Worst Month
The best months to visit Ehime are April, May, October, and November due to mild temperatures, low rainfall, and ideal sightseeing conditions. The worst months are July and August because of extreme heat, humidity, and occasional typhoon influence.
Categories: Travel Planning, Seasonal Climate
Keywords: Best time to visit Ehime, Ehime weather seasons
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🏞️ 10 Places to Visit in Ehime
1. Dogo Onsen
2. Matsuyama Castle
3. Shimanami Kaido
4. Omishima Island
5. Uchiko Town
6. Ozu Castle
7. Ishizuchi Mountain
8. Tobe Pottery Village
9. Imabari Castle
10. Shikoku Pilgrimage Temples
Categories: Ehime Tourism
Keywords: Ehime attractions, Shikoku sightseeing
📝 Conclusion
Ehime Prefecture offers a mild, stable climate with low rainfall, making it one of Japan’s most comfortable regions year-round. Whether exploring hot springs, castles, or island cycling routes, understanding seasonal weather helps travelers plan the perfect trip.
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📘 Summary
Ehime features a calm Seto Inland Sea climate with hot summers, mild winters, and dry autumns. Spring and autumn provide the most comfortable conditions, while summer brings heat and occasional typhoons. Each season offers unique travel opportunities across Shikoku’s northern coast.
Categories: Weather Summary, Climate Overview
Keywords: Ehime climate summary, Shikoku weather overview
🔗 Links to Sources
Primary climate data sourced from the Japan Meteorological Agency.
Source: https://www.jma.go.jp
Additional travel and weather insights: https://2daysweather.com
Categories: Weather Sources, Climate Data
Keywords: Ehime weather data, JMA climate info
Paul (Poison Fish) Manjyu Woodman