UTC Offset
UTC+09:00
Hatoyama, Japan Snapshot 2026
Where is Hatoyama?
Hatoyama, Japan
- Continent
- Asia
- Country
- Japan
- City
- Hatoyama
- Population
- 13.6K
- Coordinates
- 35.98°, 139.33°
Hatoyama is a city in Japan with a population of approximately 13.6K. Average temperatures range from 0°C (31°F) in January to 31°C (87°F) in August. The best time to visit is April, May, June, October, November.
Time in Hatoyama right now
Open full time & time zone page 18:48 48
Wednesday, June 17, 2026
IANA time zone
Asia/Tokyo
Daylight saving
No DST
Next DST change
—
Live weather in Hatoyama
Daylight in Hatoyama today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 36m
Climate normals for Hatoyama
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
Wet October best
Wet November best
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 9°C / 0°C | 5°C / -4°C | 5days (50 mm) Good | 8h Good | 67% Muggy | 3.2 Moderate | Poor | View Details |
| February | 10°C / 1°C | 6°C / -3°C | 8days (57 mm) Wet | 8.6h Good | 65% Muggy | 4.1 Moderate | Poor | View Details |
| March | 14°C / 4°C | 12°C / 2°C | 13days (128 mm) Wet | 8.4h Good | 71% Muggy | 5 Moderate | Fair | View Details |
| April best | 19°C / 9°C | 18°C / 7°C | 13days (122 mm) Wet | 8.9h Good | 73% Muggy | 5.5 High | Good | View Details |
| May best | 23°C / 14°C | 24°C / 14°C | 15days (146 mm) Wet | 8.7h Good | 77% Humid | 6.1 High | Excellent | View Details |
| June best | 26°C / 18°C | 29°C / 20°C | 18days (194 mm) Wet | 8h Good | 82% Humid | 6.4 High | Excellent | View Details |
| July | 29°C / 23°C | 35°C / 27°C | 21days (234 mm) Wet | 8.2h Good | 85% Humid | 7.2 Very High | Wet | View Details |
| August | 31°C / 24°C | 36°C / 29°C | 19days (191 mm) Wet | 9.2h Good | 83% Humid | 7.1 Very High | Wet | View Details |
| September | 27°C / 21°C | 30°C / 24°C | 19days (203 mm) Wet | 7.2h Good | 84% Humid | 5.6 High | Wet | View Details |
| October best | 21°C / 14°C | 21°C / 14°C | 15days (203 mm) Wet | 6.6h Fair | 80% Humid | 4 Moderate | Wet | View Details |
| November best | 16°C / 7°C | 14°C / 5°C | 8days (69 mm) Wet | 7.6h Good | 77% Humid | 3.4 Moderate | Fair | View Details |
| December | 11°C / 2°C | 8°C / -1°C | 6days (38 mm) Good | 7.7h Good | 71% Muggy | 3 Moderate | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 9°C / 0°C . Feb: 10°C / 1°C . Mar: 14°C / 4°C . Apr: 19°C / 9°C . May: 23°C / 14°C . Jun: 26°C / 18°C . Jul: 29°C / 23°C . Aug: 31°C / 24°C . Sep: 27°C / 21°C . Oct: 21°C / 14°C . Nov: 16°C / 7°C . Dec: 11°C / 2°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 50 mm. Feb: 57 mm. Mar: 128 mm. Apr: 122 mm. May: 146 mm. Jun: 194 mm. Jul: 234 mm. Aug: 191 mm. Sep: 203 mm. Oct: 203 mm. Nov: 69 mm. Dec: 38 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 67%. Feb: 65%. Mar: 71%. Apr: 73%. May: 77%. Jun: 82%. Jul: 85%. Aug: 83%. Sep: 84%. Oct: 80%. Nov: 77%. Dec: 71%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 15 km/h . Feb: 16 km/h . Mar: 15 km/h . Apr: 15 km/h . May: 13 km/h . Jun: 11 km/h . Jul: 10 km/h . Aug: 10 km/h . Sep: 10 km/h . Oct: 11 km/h . Nov: 11 km/h . Dec: 13 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 6. Jul: UV 7. Aug: UV 7. Sep: UV 6. Oct: UV 4. Nov: UV 3. Dec: UV 3.
Frequently Asked Questions
Hatoyama has a population of approximately 13.6K.
The best months to visit Hatoyama are April, May, June, October, November, when temperatures are pleasant and rainfall is lower.
Hatoyama receives approximately 1635mm of rainfall annually across 160 rainy days.
Hatoyama is located in Japan, in the Asia region.