Ōzu weather in August
In August, Ōzu sees average daytime highs of 32°C and overnight lows near 24°C, with 131 mm of rain across 12.7 wet days and about 13.2 hours of daylight. It is the 1st-warmest and 6th-wettest month of the year here.
Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 31% of the time in August, and the air most often feels oppressive.
Daylight stretches from about 13 h 42 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Ōzu's 8th-clearest and 11th-windiest month. For the whole year in context, see Ōzu's year-round climate.
- Daytime high
- 32°
- 1st warmest
- Overnight low
- 24°
- 12th coldest
- Rainfall
- 131 mm
- 12.7 wet days
- Daylight
- 13 h 18 min
- 5:36 AM – 6:51 PM
- Cloud cover
- 60%
- 8th clearest
- Wind
- 8 km/h
- 11th windiest
- Solar energy
- 5.16 kWh/m²
- Travel score
- 3.7
- out of 10
Ōzu is city in Ehime Prefecture, Japan.
- Density
- 94/km²
- people per km²
- Founded
- 1954
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in August
Day-to-day highs hold fairly steady near 32°C through the month.
A typical August day in Ōzu reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 35°C. Set against its neighbours, August runs about 2°C warmer than July and about 3°C warmer than September.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 31 |
| Avg low (°C) | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 23 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 25 |
| 2 | 32 | 25 |
| 3 | 32 | 25 |
| 4 | 32 | 25 |
| 5 | 32 | 25 |
| 6 | 32 | 25 |
| 7 | 32 | 25 |
| 8 | 32 | 25 |
| 9 | 32 | 25 |
| 10 | 32 | 25 |
| 11 | 32 | 25 |
| 12 | 32 | 25 |
| 13 | 32 | 25 |
| 14 | 32 | 25 |
| 15 | 32 | 25 |
| 16 | 32 | 25 |
| 17 | 32 | 24 |
| 18 | 32 | 24 |
| 19 | 32 | 24 |
| 20 | 32 | 24 |
| 21 | 32 | 24 |
| 22 | 32 | 24 |
| 23 | 32 | 24 |
| 24 | 32 | 24 |
| 25 | 32 | 24 |
| 26 | 32 | 24 |
| 27 | 31 | 24 |
| 28 | 31 | 24 |
| 29 | 31 | 23 |
| 30 | 31 | 23 |
| 31 | 31 | 23 |
How August really feels in Ōzu
Once humidity and wind are folded in, August averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Ōzu weather by month
How August compares with the rest of the year at a glance. August is the 1st-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 10° / 3° | 63 | 10 | 1.4 | 10 | 2.2 |
| Feb | 11° / 3° | 74 | 9.8 | 1.3 | 10.8 | 2.7 |
| Mar | 15° / 6° | 113 | 11.9 | 0.2 | 11.7 | 4.2 |
| Apr | 20° / 11° | 125 | 10.6 | 0 | 12.8 | 6.1 |
| May | 24° / 15° | 146 | 10.8 | 0 | 13.7 | 6.7 |
| Jun | 27° / 19° | 263 | 14.9 | 0 | 14.2 | 5.5 |
| Jul | 30° / 24° | 210 | 14.9 | 0 | 14 | 4.1 |
| Aug | 32° / 24° | 131 | 12.7 | 0 | 13.2 | 3.7 |
| Sep | 29° / 21° | 172 | 12.7 | 0 | 12.2 | 5.3 |
| Oct | 23° / 15° | 138 | 8.4 | 0 | 11.2 | 7.2 |
| Nov | 18° / 9° | 81 | 8.5 | 0 | 10.3 | 6.0 |
| Dec | 12° / 5° | 78 | 10.3 | 0.6 | 9.8 | 3.4 |
Cloud cover in August
The sky is clear or mostly clear about 31% of the time in August.
Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 53%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 46 | 47 | 47 | 48 | 48 | 48 | 47 | 47 | 48 | 47 | 47 | 47 | 46 | 46 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 47 | 47 | 47 | 47 | 47 |
| Cloudier (%) | 54 | 53 | 53 | 52 | 52 | 52 | 53 | 53 | 52 | 53 | 53 | 53 | 54 | 54 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 53 | 53 | 53 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 46 | 54 |
| 2 | 47 | 53 |
| 3 | 47 | 53 |
| 4 | 48 | 52 |
| 5 | 48 | 52 |
| 6 | 48 | 52 |
| 7 | 47 | 53 |
| 8 | 47 | 53 |
| 9 | 48 | 52 |
| 10 | 47 | 53 |
| 11 | 47 | 53 |
| 12 | 47 | 53 |
| 13 | 46 | 54 |
| 14 | 46 | 54 |
| 15 | 47 | 53 |
| 16 | 47 | 53 |
| 17 | 47 | 53 |
| 18 | 48 | 52 |
| 19 | 48 | 52 |
| 20 | 48 | 52 |
| 21 | 48 | 52 |
| 22 | 48 | 52 |
| 23 | 48 | 52 |
| 24 | 48 | 52 |
| 25 | 47 | 53 |
| 26 | 47 | 53 |
| 27 | 47 | 53 |
| 28 | 47 | 53 |
| 29 | 47 | 53 |
| 30 | 47 | 53 |
| 31 | 47 | 53 |
Chance of precipitation in August
Ōzu gets around 131 mm of rain over 12.7 wet days in August. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 41% and peaks near 44% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 42 | 42 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 40 | 40 | 41 | 41 | 41 | 41 | 41 | 42 | 42 | 42 | 43 | 44 | 44 |
| Rain chance (%) | |
|---|---|
| 1 | 42 |
| 2 | 42 |
| 3 | 41 |
| 4 | 41 |
| 5 | 41 |
| 6 | 41 |
| 7 | 41 |
| 8 | 41 |
| 9 | 41 |
| 10 | 41 |
| 11 | 41 |
| 12 | 41 |
| 13 | 41 |
| 14 | 41 |
| 15 | 41 |
| 16 | 41 |
| 17 | 41 |
| 18 | 41 |
| 19 | 40 |
| 20 | 40 |
| 21 | 41 |
| 22 | 41 |
| 23 | 41 |
| 24 | 41 |
| 25 | 41 |
| 26 | 42 |
| 27 | 42 |
| 28 | 42 |
| 29 | 43 |
| 30 | 44 |
| 31 | 44 |
Humidity in August
Most of August feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, August lands in the oppressive band about 67% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
| Comfortable (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 |
| Humid (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 7 | 7 | 8 | 9 |
| Muggy (%) | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 16 | 17 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 27 | 28 |
| Oppressive (%) | 74 | 74 | 74 | 74 | 74 | 74 | 73 | 73 | 73 | 72 | 71 | 71 | 71 | 70 | 70 | 69 | 68 | 66 | 66 | 66 | 64 | 64 | 63 | 63 | 62 | 61 | 59 | 58 | 58 | 58 | 56 |
| Miserable (%) | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 12 | 12 | 11 | 10 | 9 | 8 | 8 | 7 | 6 | 6 | 5 | 5 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 11 | 74 | 15 |
| 2 | 0 | 0 | 0 | 11 | 74 | 15 |
| 3 | 0 | 0 | 0 | 11 | 74 | 15 |
| 4 | 0 | 0 | 0 | 11 | 74 | 15 |
| 5 | 0 | 0 | 0 | 11 | 74 | 15 |
| 6 | 0 | 0 | 0 | 11 | 74 | 15 |
| 7 | 0 | 0 | 0 | 12 | 73 | 15 |
| 8 | 0 | 0 | 0 | 12 | 73 | 15 |
| 9 | 0 | 0 | 0 | 12 | 73 | 15 |
| 10 | 0 | 0 | 0 | 13 | 72 | 15 |
| 11 | 0 | 0 | 1 | 13 | 71 | 15 |
| 12 | 0 | 0 | 1 | 13 | 71 | 15 |
| 13 | 0 | 0 | 1 | 13 | 71 | 15 |
| 14 | 0 | 0 | 1 | 14 | 70 | 15 |
| 15 | 0 | 0 | 1 | 14 | 70 | 15 |
| 16 | 0 | 0 | 1 | 15 | 69 | 15 |
| 17 | 0 | 0 | 2 | 16 | 68 | 14 |
| 18 | 1 | 1 | 2 | 17 | 66 | 14 |
| 19 | 1 | 1 | 2 | 17 | 66 | 13 |
| 20 | 1 | 1 | 2 | 18 | 66 | 12 |
| 21 | 1 | 1 | 3 | 19 | 64 | 12 |
| 22 | 1 | 1 | 3 | 20 | 64 | 11 |
| 23 | 1 | 1 | 4 | 21 | 63 | 10 |
| 24 | 1 | 1 | 4 | 22 | 63 | 9 |
| 25 | 1 | 1 | 5 | 23 | 62 | 8 |
| 26 | 1 | 1 | 5 | 24 | 61 | 8 |
| 27 | 1 | 2 | 6 | 25 | 59 | 7 |
| 28 | 1 | 2 | 7 | 26 | 58 | 6 |
| 29 | 0 | 2 | 7 | 27 | 58 | 6 |
| 30 | 0 | 2 | 8 | 27 | 58 | 5 |
| 31 | 0 | 2 | 9 | 28 | 56 | 5 |
Wind in August
Winds average 8 km/h in August.
Across August, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 8 | calm |
| 2 | 8 | calm |
| 3 | 8 | calm |
| 4 | 8 | calm |
| 5 | 8 | calm |
| 6 | 8 | calm |
| 7 | 8 | calm |
| 8 | 8 | calm |
| 9 | 8 | calm |
| 10 | 8 | calm |
| 11 | 8 | calm |
| 12 | 8 | calm |
| 13 | 8 | calm |
| 14 | 8 | calm |
| 15 | 8 | calm |
| 16 | 8 | calm |
| 17 | 8 | calm |
| 18 | 8 | calm |
| 19 | 8 | calm |
| 20 | 8 | calm |
| 21 | 8 | calm |
| 22 | 8 | calm |
| 23 | 8 | calm |
| 24 | 8 | calm |
| 25 | 8 | calm |
| 26 | 8 | calm |
| 27 | 8 | calm |
| 28 | 8 | calm |
| 29 | 8 | calm |
| 30 | 8 | calm |
| 31 | 8 | calm |
Sunrise & sunset in August
Daylight runs from about 13 h 42 min at the start of August to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 54 minutes over August. Sunrise moves from 5:25 AM to 5:47 AM, and sunset from 7:06 PM to 6:33 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.7 | 13.7 | 13.6 | 13.6 | 13.6 | 13.5 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.3 | 13.2 | 13.2 | 13.2 | 13.1 | 13.1 | 13.1 | 13.0 | 13.0 | 13.0 | 12.9 | 12.9 | 12.9 | 12.8 | 12.8 | 12.8 |
| Sunrise (AM) | 5:25 | 5:26 | 5:27 | 5:28 | 5:28 | 5:29 | 5:30 | 5:31 | 5:31 | 5:32 | 5:33 | 5:33 | 5:34 | 5:35 | 5:36 | 5:36 | 5:37 | 5:38 | 5:38 | 5:39 | 5:40 | 5:41 | 5:41 | 5:42 | 5:43 | 5:43 | 5:44 | 5:45 | 5:46 | 5:46 | 5:47 |
| Sunset (PM) | 7:06 | 7:05 | 7:05 | 7:04 | 7:03 | 7:02 | 7:01 | 7:00 | 6:59 | 6:58 | 6:57 | 6:56 | 6:55 | 6:54 | 6:53 | 6:51 | 6:50 | 6:49 | 6:48 | 6:47 | 6:46 | 6:44 | 6:43 | 6:42 | 6:41 | 6:39 | 6:38 | 6:37 | 6:35 | 6:34 | 6:33 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.7 | 5:25 | 7:06 |
| 2 | 13.7 | 5:26 | 7:05 |
| 3 | 13.6 | 5:27 | 7:05 |
| 4 | 13.6 | 5:28 | 7:04 |
| 5 | 13.6 | 5:28 | 7:03 |
| 6 | 13.5 | 5:29 | 7:02 |
| 7 | 13.5 | 5:30 | 7:01 |
| 8 | 13.5 | 5:31 | 7:00 |
| 9 | 13.5 | 5:31 | 6:59 |
| 10 | 13.4 | 5:32 | 6:58 |
| 11 | 13.4 | 5:33 | 6:57 |
| 12 | 13.4 | 5:33 | 6:56 |
| 13 | 13.3 | 5:34 | 6:55 |
| 14 | 13.3 | 5:35 | 6:54 |
| 15 | 13.3 | 5:36 | 6:53 |
| 16 | 13.3 | 5:36 | 6:51 |
| 17 | 13.2 | 5:37 | 6:50 |
| 18 | 13.2 | 5:38 | 6:49 |
| 19 | 13.2 | 5:38 | 6:48 |
| 20 | 13.1 | 5:39 | 6:47 |
| 21 | 13.1 | 5:40 | 6:46 |
| 22 | 13.1 | 5:41 | 6:44 |
| 23 | 13.0 | 5:41 | 6:43 |
| 24 | 13.0 | 5:42 | 6:42 |
| 25 | 13.0 | 5:43 | 6:41 |
| 26 | 12.9 | 5:43 | 6:39 |
| 27 | 12.9 | 5:44 | 6:38 |
| 28 | 12.9 | 5:45 | 6:37 |
| 29 | 12.8 | 5:46 | 6:35 |
| 30 | 12.8 | 5:46 | 6:34 |
| 31 | 12.8 | 5:47 | 6:33 |
Solar energy in August
Average shortwave solar energy reaching the ground each day in August, about 5.16 kWh/m².
For context, solar energy here swings from a low near 2.43 kWh/m² to a high of 5.5 kWh/m² in May across the year — August's 5.16 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.7 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.4 | Bright |
| 2 | 5.4 | Bright |
| 3 | 5.4 | Bright |
| 4 | 5.4 | Bright |
| 5 | 5.4 | Bright |
| 6 | 5.4 | Bright |
| 7 | 5.3 | Bright |
| 8 | 5.3 | Bright |
| 9 | 5.3 | Bright |
| 10 | 5.3 | Bright |
| 11 | 5.3 | Bright |
| 12 | 5.2 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.2 | Bright |
| 16 | 5.2 | Bright |
| 17 | 5.1 | Bright |
| 18 | 5.1 | Bright |
| 19 | 5.1 | Bright |
| 20 | 5.1 | Bright |
| 21 | 5.0 | Bright |
| 22 | 5.0 | Bright |
| 23 | 5.0 | Bright |
| 24 | 5.0 | Bright |
| 25 | 4.9 | Bright |
| 26 | 4.9 | Bright |
| 27 | 4.9 | Bright |
| 28 | 4.8 | Bright |
| 29 | 4.8 | Bright |
| 30 | 4.8 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for Ōzu
In August, Ōzu sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Ōzu sits in the Pacific typhoon belt; the season peaks July–October.
Is August a good time to visit Ōzu?
Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
August is a weaker month for outdoor sightseeing in Ōzu.
What to pack for Ōzu in August
From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In August, Ōzu sees daytime highs around 32°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.
Sea temperature near Ōzu in August
The nearest coast averages about 26°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 16 km away) is warmest in August at about 26°C and coldest in February near 14°C.
It's comfortable for a long swim from Jun 11 to Nov 19 — about 5.3 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 14 | 14 | 15 | 17 | 21 | 24 | 26 | 25 | 23 | 20 | 18 |
| Comfort | Cool | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Cool |
| Feb | 14 | Bracing |
| Mar | 14 | Bracing |
| Apr | 15 | Cool |
| May | 17 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Warm |
| Aug | 26 | Warm |
| Sep | 25 | Warm |
| Oct | 23 | Refreshing |
| Nov | 20 | Refreshing |
| Dec | 18 | Cool |
UV index in Ōzu in August
Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ōzu peaks around June 23 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 6 | 7 | 8 | 10 | 10 | 9 | 10 | 7 | 4 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Extreme | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 7 | Very high |
| May | 8 | Very high |
| Jun | 10 | Extreme |
| Jul | 10 | Very high |
| Aug | 9 | Very high |
| Sep | 10 | Very high |
| Oct | 7 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Ōzu in August
Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.
Air quality in Ōzu is worst in April — around 23 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (October, 11 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 14 | 17 | 21 | 23 | 21 | 19 | 15 | 15 | 12 | 11 | 12 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 17 | Moderate |
| Mar | 21 | Moderate |
| Apr | 23 | Moderate |
| May | 21 | Moderate |
| Jun | 19 | Moderate |
| Jul | 15 | Moderate |
| Aug | 15 | Moderate |
| Sep | 12 | Moderate |
| Oct | 11 | Good |
| Nov | 12 | Good |
| Dec | 11 | Good |
Where is Ōzu?
Ōzu sits at 33.5°N, 132.6°E, 27 m above sea level, in Japan. The nearest listed city is Uchiko, 11 km away.
Topography around Ōzu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ōzu.
Within 3 km, the terrain around Ōzu has significant variations in elevation — a maximum elevation change of 393 m around an average of 101 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 971 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,895 m.
The land around Ōzu is covered by trees (75%) within 3 km, trees (85%) within 16 km, and water (52%) and trees (45%) within 80 km.
Japan travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 100 V · 50 / 60 Hz
- Prices
- ≈ 65% of US
- price level, 2025
- GDP per capita
- $35,951
- 2025
- Happiness
- 6.1 / 10
- World Happiness, 2025
- Safe drinking water
- 99%
- of population, 2024
- Homicide rate
- 0.2
- per 100k, 2023
- Road deaths
- 3.6
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very low
- EF EPI 446
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Ōzu (33.5°, 132.55°, elevation 27 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).