UTC Offset
UTC+09:00
Ōmu, Japan Snapshot 2026
Where is Ōmu?
Ōmu, Japan
- Continent
- Asia
- Country
- Japan
- City
- Ōmu
- Population
- 4.6K
- Coordinates
- 44.58°, 142.96°
Ōmu is a city in Japan with a population of approximately 4.6K. Average temperatures range from -9°C (17°F) in January to 23°C (74°F) in August. The best time to visit is July, August, September.
Time in Ōmu right now
Open full time & time zone page 23:53 53
Friday, May 8, 2026
IANA time zone
Asia/Tokyo
Daylight saving
No DST
Next DST change
—
Live weather in Ōmu
Daylight in Ōmu today
View full sunrise & sunset page Sunrise
Sunset
Day length
14h 30m
Climate normals for Ōmu
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Poor May
Fair June
Good July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -4°C / -9°C | -9°C / -14°C | 14days (72 mm) Wet | 6h Fair | 78% Humid | 1.8 Low | Poor | View Details |
| February | -3°C / -8°C | -8°C / -13°C | 11days (50 mm) Wet | 7.5h Good | 78% Humid | 3 Moderate | Poor | View Details |
| March | 2°C / -4°C | -2°C / -8°C | 11days (59 mm) Wet | 8.6h Good | 78% Humid | 4.1 Moderate | Poor | View Details |
| April | 9°C / 2°C | 6°C / -2°C | 11days (71 mm) Wet | 9.4h Good | 75% Muggy | 4.9 Moderate | Poor | View Details |
| May | 15°C / 8°C | 14°C / 5°C | 12days (72 mm) Wet | 9.8h Good | 76% Humid | 5.7 High | Fair | View Details |
| June | 18°C / 12°C | 19°C / 11°C | 13days (92 mm) Wet | 9.2h Good | 85% Humid | 6.1 High | Good | View Details |
| July best | 23°C / 17°C | 26°C / 19°C | 10days (81 mm) Wet | 9.9h Good | 87% Very Muggy | 6 High | Excellent | View Details |
| August best | 23°C / 18°C | 26°C / 19°C | 16days (169 mm) Wet | 8.2h Good | 86% Very Muggy | 5.2 High | Excellent | View Details |
| September best | 21°C / 15°C | 21°C / 14°C | 10days (90 mm) Wet | 8.6h Good | 80% Humid | 4.7 Moderate | Excellent | View Details |
| October | 14°C / 8°C | 11°C / 5°C | 14days (115 mm) Wet | 7.7h Good | 76% Humid | 3.2 Moderate | Fair | View Details |
| November | 6°C / 2°C | 2°C / -3°C | 17days (96 mm) Wet | 6.5h Fair | 76% Humid | 2.1 Moderate | Poor | View Details |
| December | -1°C / -5°C | -6°C / -11°C | 15days (75 mm) Wet | 5.8h Fair | 76% Humid | 1.6 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: -4°C / -9°C . Feb: -3°C / -8°C . Mar: 2°C / -4°C . Apr: 9°C / 2°C . May: 15°C / 8°C . Jun: 18°C / 12°C . Jul: 23°C / 17°C . Aug: 23°C / 18°C . Sep: 21°C / 15°C . Oct: 14°C / 8°C . Nov: 6°C / 2°C . Dec: -1°C / -5°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 72 mm. Feb: 50 mm. Mar: 59 mm. Apr: 71 mm. May: 72 mm. Jun: 92 mm. Jul: 81 mm. Aug: 169 mm. Sep: 90 mm. Oct: 115 mm. Nov: 96 mm. Dec: 75 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 78%. Feb: 78%. Mar: 78%. Apr: 75%. May: 76%. Jun: 85%. Jul: 87%. Aug: 86%. Sep: 80%. Oct: 76%. Nov: 76%. Dec: 76%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 21 km/h . Feb: 19 km/h . Mar: 20 km/h . Apr: 21 km/h . May: 18 km/h . Jun: 15 km/h . Jul: 13 km/h . Aug: 16 km/h . Sep: 17 km/h . Oct: 20 km/h . Nov: 23 km/h . Dec: 24 km/h .
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 0°C . Feb: -1°C . Mar: 1°C . Apr: 4°C . May: 8°C . Jun: 14°C . Jul: 20°C . Aug: 23°C . Sep: 22°C . Oct: 16°C . Nov: 9°C . Dec: 4°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 6. Jul: UV 6. Aug: UV 5. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 2.
Frequently Asked Questions
Ōmu has a population of approximately 4.6K.
The best months to visit Ōmu are July, August, September, when temperatures are pleasant and rainfall is lower.
Ōmu receives approximately 1042mm of rainfall annually across 154 rainy days.
Ōmu is located in Japan, in the Asia region.