Mitsui Outlet has amazing shopping potential, and afterwards, a relaxing soak in the Nagashima hot springs washes away all the fatigue. Then, we headed to Nahana no Sato. First, we admired the greenhouse flower fields, and then at night, we watched the biggest light show of the day – the Tunnel of Light was absolutely breathtaking. It's the perfect combination for a day trip!
Anonymous User
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Korankei Weather, Climate and Best Time to Visit
Data source:Meteostat Update date:2025-09
Korankei year round climate
Spring (March–May): Average 10.9–19.8°C, mild and comfortable climate. Some cherry blossoms may bloom in March–April, but not as spectacular as other famous cherry blossom viewing spots. Common activities: Picnicking, flower viewing (some species), hiking. Recommended clothing: Light jacket, long-sleeved shirt, comfortable walking shoes.
Summer (June–August): Average 24.0–29.4°C, hot and humid with abundant rainfall. Common activities: Playing in the stream (be careful), resting in the shade. Recommended clothing: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 14.3–27.2°C, pleasant climate with gradually decreasing rainfall. Common activities: Maple viewing (during specific autumn period), hiking, outings. Recommended clothing: Light jacket or cardigan, comfortable walking shoes.
Winter (December–February): Average 5.1–7.3°C, cold and dry with less rainfall. Common activities: Hot spring bathing (nearby onsen), enjoying winter scenery. Recommended clothing: Warm coat, hat, scarf, gloves.
Korankei climatological average
Annual average temperature: approx. 17.4°C / Annual rainfall: approx. 1621 mm / Summer humidity: 70%–80% / Rainiest month: June
Korankei monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
5.1°C
27
February
6.4°C
72.3
March
10.9°C
131.3
April
16.7°C
148.7
May
19.8°C
181.3
June
24°C
241.7
July
28.6°C
221.7
August
29.4°C
211.7
September
27.2°C
149.3
October
19.5°C
113
November
14.3°C
94.3
December
7.3°C
28.7
Korankei weather for the next seven days
5/10
Sunday
Sunny
22.2°C/7.7°C
5/11
Monday
Patchy rain nearby
22.4°C/11.4°C
5/12
Tuesday
Sunny
23.6°C/12.3°C
5/13
Wednesday
Partly Cloudy
24.4°C/12.8°C
5/14
Thursday
Patchy rain nearby
24.1°C/14.2°C
5/15
Friday
Patchy rain nearby
22.7°C/13.7°C
5/16
Saturday
Sunny
27.7°C/14.7°C
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