UTC Offset
UTC+09:00
Kai, Japan Snapshot 2026
Where is Kai?
Kai, Japan
- Continent
- Asia
- Country
- Japan
- City
- Kai
- Population
- 75.3K
- Coordinates
- 35.68°, 138.51°
Kai is a city in Japan with a population of approximately 75.3K. Average temperatures range from 0°C (32°F) in January to 30°C (86°F) in August. The best time to visit is April, May, June, September, October.
Time in Kai right now
Open full time & time zone page 00:19 19
Wednesday, July 1, 2026
IANA time zone
Asia/Tokyo
Daylight saving
No DST
Next DST change
—
Live weather in Kai
Daylight in Kai today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 32m
Climate normals for Kai
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Fair April best
Good May best
Excellent June best
Excellent July
Wet August
Wet September best
Excellent October best
Wet November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / 0°C | 4°C / -3°C | 6days (52 mm) Good | 8.1h Good | 64% Muggy | 3.4 Moderate | Poor | View Details |
| February | 9°C / 1°C | 5°C / -3°C | 8days (71 mm) Wet | 8.7h Good | 63% Muggy | 4.2 Moderate | Poor | View Details |
| March | 13°C / 4°C | 11°C / 1°C | 13days (131 mm) Wet | 8.5h Good | 69% Muggy | 5.1 High | Fair | View Details |
| April best | 19°C / 9°C | 18°C / 7°C | 12days (125 mm) Wet | 9.2h Good | 71% Muggy | 6.1 High | Good | View Details |
| May best | 23°C / 14°C | 24°C / 14°C | 13days (152 mm) Wet | 9.2h Good | 73% Muggy | 6.3 High | Excellent | View Details |
| June best | 26°C / 18°C | 28°C / 20°C | 16days (183 mm) Wet | 8.8h Good | 79% Humid | 6.7 High | Excellent | View Details |
| July | 29°C / 22°C | 34°C / 26°C | 19days (224 mm) Wet | 8.7h Good | 84% Humid | 7.4 Very High | Wet | View Details |
| August | 30°C / 23°C | 35°C / 27°C | 18days (153 mm) Wet | 9.8h Good | 83% Humid | 7.3 Very High | Wet | View Details |
| September best | 26°C / 19°C | 30°C / 22°C | 16days (179 mm) Wet | 7.9h Good | 84% Humid | 6.3 High | Excellent | View Details |
| October best | 20°C / 13°C | 21°C / 13°C | 15days (187 mm) Wet | 7.1h Good | 82% Humid | 4.6 Moderate | Wet | View Details |
| November | 15°C / 7°C | 14°C / 5°C | 8days (73 mm) Wet | 7.7h Good | 76% Humid | 3.8 Moderate | Fair | View Details |
| December | 10°C / 2°C | 7°C / -1°C | 6days (49 mm) Good | 7.8h Good | 68% Muggy | 3.1 Moderate | Poor | View Details |
Monthly Temperatures
High Low
Line chart showing monthly temperatures. Jan: 8°C / 0°C . Feb: 9°C / 1°C . Mar: 13°C / 4°C . Apr: 19°C / 9°C . May: 23°C / 14°C . Jun: 26°C / 18°C . Jul: 29°C / 22°C . Aug: 30°C / 23°C . Sep: 26°C / 19°C . Oct: 20°C / 13°C . Nov: 15°C / 7°C . Dec: 10°C / 2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 52 mm. Feb: 71 mm. Mar: 131 mm. Apr: 125 mm. May: 152 mm. Jun: 183 mm. Jul: 224 mm. Aug: 153 mm. Sep: 179 mm. Oct: 187 mm. Nov: 73 mm. Dec: 49 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 64%. Feb: 63%. Mar: 69%. Apr: 71%. May: 73%. Jun: 79%. Jul: 84%. Aug: 83%. Sep: 84%. Oct: 82%. Nov: 76%. Dec: 68%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 11 km/h . Feb: 11 km/h . Mar: 10 km/h . Apr: 11 km/h . May: 9 km/h . Jun: 8 km/h . Jul: 7 km/h . Aug: 7 km/h . Sep: 8 km/h . Oct: 8 km/h . Nov: 8 km/h . Dec: 10 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 5. Apr: UV 6. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 7. Sep: UV 6. Oct: UV 5. Nov: UV 4. Dec: UV 3.
Frequently Asked Questions
Kai has a population of approximately 75.3K.
The best months to visit Kai are April, May, June, September, October, when temperatures are pleasant and rainfall is lower.
Kai receives approximately 1579mm of rainfall annually across 150 rainy days.
Kai is located in Japan, in the Asia region.