UTC Offset
UTC+09:00
Ijūin, Japan Snapshot 2026
Where is Ijūin?
Ijūin, Japan
- Continent
- Asia
- Country
- Japan
- City
- Ijūin
- Population
- 25.2K
- Coordinates
- 31.62°, 130.40°
Ijūin is a city in Japan with a population of approximately 25.2K. Average temperatures range from 7°C (44°F) in January to 30°C (86°F) in August. The best time to visit is May, October.
Time in Ijūin right now
Open full time & time zone page 23:51 51
Friday, May 8, 2026
IANA time zone
Asia/Tokyo
Daylight saving
No DST
Next DST change
—
Live weather in Ijūin
Daylight in Ijūin today
View full sunrise & sunset page Sunrise
Sunset
Day length
13h 35m
Climate normals for Ijūin
Long-term monthly averages based on historical data.
January
Fair 
February
Fair March
Fair April
Wet May best
Excellent June
Wet July
Wet August
Wet September
Wet October best
Excellent November
Good December
Fair | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 11°C / 7°C | 8°C / 3°C | 9days (74 mm) Wet | 6.9h Fair | 72% Muggy | 3.7 Moderate | Fair | View Details |
| February | 12°C / 7°C | 9°C / 4°C | 11days (112 mm) Wet | 7.1h Good | 73% Muggy | 4.4 Moderate | Fair | View Details |
| March | 16°C / 10°C | 14°C / 8°C | 13days (170 mm) Wet | 7.6h Good | 76% Humid | 5.4 High | Fair | View Details |
| April | 19°C / 13°C | 19°C / 13°C | 12days (182 mm) Wet | 8.3h Good | 77% Humid | 6 High | Wet | View Details |
| May best | 23°C / 17°C | 24°C / 18°C | 13days (262 mm) Wet | 7.9h Good | 80% Humid | 6.4 High | Excellent | View Details |
| June | 26°C / 21°C | 29°C / 24°C | 19days (451 mm) Wet | 6.8h Fair | 86% Very Muggy | 6.3 High | Wet | View Details |
| July | 29°C / 25°C | 34°C / 29°C | 21days (308 mm) Wet | 9.1h Good | 86% Very Muggy | 7.7 Very High | Wet | View Details |
| August | 30°C / 26°C | 35°C / 30°C | 17days (204 mm) Wet | 9.9h Good | 83% Humid | 7.3 Very High | Wet | View Details |
| September | 28°C / 24°C | 32°C / 27°C | 17days (217 mm) Wet | 8.7h Good | 82% Humid | 6.9 High | Wet | View Details |
| October best | 24°C / 19°C | 25°C / 20°C | 10days (126 mm) Wet | 8h Good | 77% Humid | 5 Moderate | Excellent | View Details |
| November | 18°C / 14°C | 18°C / 12°C | 9days (111 mm) Wet | 7.6h Good | 75% Muggy | 4 Moderate | Good | View Details |
| December | 13°C / 8°C | 10°C / 5°C | 7days (68 mm) Good | 7h Good | 72% Muggy | 3.4 Moderate | Fair | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 11°C / 7°C . Feb: 12°C / 7°C . Mar: 16°C / 10°C . Apr: 19°C / 13°C . May: 23°C / 17°C . Jun: 26°C / 21°C . Jul: 29°C / 25°C . Aug: 30°C / 26°C . Sep: 28°C / 24°C . Oct: 24°C / 19°C . Nov: 18°C / 14°C . Dec: 13°C / 8°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 74 mm. Feb: 112 mm. Mar: 170 mm. Apr: 182 mm. May: 262 mm. Jun: 451 mm. Jul: 308 mm. Aug: 204 mm. Sep: 217 mm. Oct: 126 mm. Nov: 111 mm. Dec: 68 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 72%. Feb: 73%. Mar: 76%. Apr: 77%. May: 80%. Jun: 86%. Jul: 86%. Aug: 83%. Sep: 82%. Oct: 77%. Nov: 75%. Dec: 72%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 15 km/h . Jun: 15 km/h . Jul: 15 km/h . Aug: 15 km/h . Sep: 14 km/h . Oct: 13 km/h . Nov: 14 km/h . Dec: 17 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 17°C . Feb: 17°C . Mar: 17°C . Apr: 19°C . May: 21°C . Jun: 25°C . Jul: 29°C . Aug: 30°C . Sep: 29°C . Oct: 27°C . Nov: 22°C . Dec: 18°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 4. Feb: UV 4. Mar: UV 5. Apr: UV 6. May: UV 6. Jun: UV 6. Jul: UV 8. Aug: UV 7. Sep: UV 7. Oct: UV 5. Nov: UV 4. Dec: UV 3.
Frequently Asked Questions
Ijūin has a population of approximately 25.2K.
The best months to visit Ijūin are May, October, when temperatures are pleasant and rainfall is lower.
Ijūin receives approximately 2285mm of rainfall annually across 158 rainy days.
Ijūin is located in Japan, in the Asia region.