Hiratachō weather in June
In June, Hiratachō sees average daytime highs of 22°C and overnight lows near 20°C, with 155 mm of rain across 11.1 wet days and about 14.3 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.
Highs climb over the month, from about 20°C in the first days to 23°C by the end. The sky is clear or mostly clear about 20% of the time in June, and the air most often feels humid.
Daylight stretches from about 14 h 12 min at the start of June to 14 h 24 min by month's end. Set against the rest of the year, June is Hiratachō's 12th-clearest and 12th-windiest month. For the whole year in context, see Hiratachō's year-round climate.
- Daytime high
- 22°
- 4th warmest
- Overnight low
- 20°
- 9th coldest
- Rainfall
- 155 mm
- 11.1 wet days
- Daylight
- 14 h 24 min
- 4:58 AM – 7:20 PM
- Cloud cover
- 71%
- 12th clearest
- Wind
- 16 km/h
- 12th windiest
- Solar energy
- 5.5 kWh/m²
- Travel score
- 6.2
- out of 10
Hiratachō is human settlement in Japan.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in June
Highs climb over the month, from about 20°C in the first days to 23°C by the end.
A typical June day in Hiratachō reaches about 22°C in the afternoon and slips back to 20°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 24°C. Set against its neighbours, June runs about 3°C warmer than May and about 4°C cooler than July.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 |
| Avg low (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 20 | 18 |
| 2 | 20 | 18 |
| 3 | 20 | 18 |
| 4 | 21 | 18 |
| 5 | 21 | 18 |
| 6 | 21 | 18 |
| 7 | 21 | 18 |
| 8 | 21 | 19 |
| 9 | 21 | 19 |
| 10 | 21 | 19 |
| 11 | 21 | 19 |
| 12 | 21 | 19 |
| 13 | 22 | 19 |
| 14 | 22 | 19 |
| 15 | 22 | 20 |
| 16 | 22 | 20 |
| 17 | 22 | 20 |
| 18 | 22 | 20 |
| 19 | 22 | 20 |
| 20 | 22 | 20 |
| 21 | 23 | 20 |
| 22 | 23 | 20 |
| 23 | 23 | 21 |
| 24 | 23 | 21 |
| 25 | 23 | 21 |
| 26 | 23 | 21 |
| 27 | 23 | 21 |
| 28 | 24 | 21 |
| 29 | 24 | 21 |
| 30 | 24 | 22 |
Hiratachō weather by month
How June compares with the rest of the year at a glance. June is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 8° / 5° | 157 | 20.6 | 5 | 9.9 | 1.1 |
| Feb | 8° / 5° | 119 | 16.4 | 3.9 | 10.7 | 1.2 |
| Mar | 11° / 7° | 129 | 14.6 | 1.1 | 11.7 | 2.4 |
| Apr | 15° / 11° | 107 | 10.2 | 0 | 12.9 | 4.4 |
| May | 19° / 16° | 121 | 9.8 | 0 | 13.8 | 6.0 |
| Jun | 22° / 20° | 155 | 11.1 | 0 | 14.3 | 6.2 |
| Jul | 26° / 24° | 197 | 13.3 | 0 | 14.1 | 6.1 |
| Aug | 27° / 25° | 132 | 11.7 | 0 | 13.3 | 6.2 |
| Sep | 25° / 22° | 178 | 12.9 | 0 | 12.2 | 6.3 |
| Oct | 20° / 17° | 108 | 11 | 0 | 11.1 | 6.2 |
| Nov | 16° / 13° | 112 | 13.7 | 0 | 10.1 | 4.4 |
| Dec | 11° / 8° | 161 | 20 | 2.8 | 9.7 | 2.1 |
Cloud cover in June
The sky is clear or mostly clear about 20% of the time in June, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 14% of June, with mostly cloudy or overcast conditions the remaining 66%. Skies tend to cloud over as the month goes on.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 44 | 44 | 44 | 43 | 43 | 42 | 42 | 41 | 41 | 39 | 39 | 38 | 37 | 36 | 34 | 34 | 33 | 33 | 31 | 30 | 29 | 28 | 28 | 27 | 25 | 25 | 25 | 25 | 24 | 24 |
| Cloudier (%) | 56 | 56 | 56 | 57 | 57 | 58 | 58 | 59 | 59 | 61 | 61 | 62 | 63 | 64 | 66 | 66 | 67 | 67 | 69 | 70 | 71 | 72 | 72 | 73 | 75 | 75 | 75 | 75 | 76 | 76 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 44 | 56 |
| 2 | 44 | 56 |
| 3 | 44 | 56 |
| 4 | 43 | 57 |
| 5 | 43 | 57 |
| 6 | 42 | 58 |
| 7 | 42 | 58 |
| 8 | 41 | 59 |
| 9 | 41 | 59 |
| 10 | 39 | 61 |
| 11 | 39 | 61 |
| 12 | 38 | 62 |
| 13 | 37 | 63 |
| 14 | 36 | 64 |
| 15 | 34 | 66 |
| 16 | 34 | 66 |
| 17 | 33 | 67 |
| 18 | 33 | 67 |
| 19 | 31 | 69 |
| 20 | 30 | 70 |
| 21 | 29 | 71 |
| 22 | 28 | 72 |
| 23 | 28 | 72 |
| 24 | 27 | 73 |
| 25 | 25 | 75 |
| 26 | 25 | 75 |
| 27 | 25 | 75 |
| 28 | 25 | 75 |
| 29 | 24 | 76 |
| 30 | 24 | 76 |
Chance of precipitation in June
Hiratachō gets around 155 mm of rain over 11.1 wet days in June. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 38% and peaks near 50% on the wettest days. The odds climb toward the end of the month.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 34 | 34 | 35 | 36 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 46 | 47 | 48 | 48 | 49 | 50 |
| Rain chance (%) | |
|---|---|
| 1 | 31 |
| 2 | 31 |
| 3 | 31 |
| 4 | 32 |
| 5 | 32 |
| 6 | 32 |
| 7 | 32 |
| 8 | 32 |
| 9 | 32 |
| 10 | 33 |
| 11 | 33 |
| 12 | 34 |
| 13 | 34 |
| 14 | 35 |
| 15 | 36 |
| 16 | 36 |
| 17 | 37 |
| 18 | 38 |
| 19 | 39 |
| 20 | 40 |
| 21 | 41 |
| 22 | 42 |
| 23 | 43 |
| 24 | 44 |
| 25 | 46 |
| 26 | 47 |
| 27 | 48 |
| 28 | 48 |
| 29 | 49 |
| 30 | 50 |
Humidity in June
Most of June feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, June lands in the humid band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 44% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 13 | 12 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Comfortable (%) | 36 | 34 | 32 | 30 | 28 | 26 | 24 | 22 | 20 | 18 | 17 | 15 | 14 | 13 | 11 | 10 | 10 | 9 | 8 | 7 | 7 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 2 | 2 |
| Humid (%) | 45 | 47 | 49 | 52 | 53 | 54 | 54 | 55 | 55 | 55 | 54 | 52 | 50 | 48 | 46 | 44 | 41 | 38 | 36 | 33 | 30 | 27 | 25 | 22 | 20 | 18 | 17 | 15 | 13 | 12 |
| Muggy (%) | 6 | 7 | 8 | 9 | 11 | 13 | 15 | 17 | 20 | 22 | 25 | 28 | 32 | 35 | 38 | 41 | 44 | 46 | 48 | 50 | 51 | 53 | 54 | 54 | 55 | 54 | 53 | 52 | 52 | 50 |
| Oppressive (%) | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | 11 | 13 | 15 | 18 | 21 | 24 | 27 | 30 | 33 | 36 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 13 | 36 | 45 | 6 | 0 |
| 2 | 12 | 34 | 47 | 7 | 0 |
| 3 | 10 | 32 | 49 | 8 | 0 |
| 4 | 9 | 30 | 52 | 9 | 0 |
| 5 | 8 | 28 | 53 | 11 | 0 |
| 6 | 7 | 26 | 54 | 13 | 0 |
| 7 | 6 | 24 | 54 | 15 | 1 |
| 8 | 5 | 22 | 55 | 17 | 1 |
| 9 | 4 | 20 | 55 | 20 | 1 |
| 10 | 4 | 18 | 55 | 22 | 1 |
| 11 | 3 | 17 | 54 | 25 | 1 |
| 12 | 3 | 15 | 52 | 28 | 2 |
| 13 | 2 | 14 | 50 | 32 | 2 |
| 14 | 2 | 13 | 48 | 35 | 2 |
| 15 | 2 | 11 | 46 | 38 | 3 |
| 16 | 1 | 10 | 44 | 41 | 4 |
| 17 | 1 | 10 | 41 | 44 | 5 |
| 18 | 1 | 9 | 38 | 46 | 6 |
| 19 | 1 | 8 | 36 | 48 | 7 |
| 20 | 1 | 7 | 33 | 50 | 9 |
| 21 | 1 | 7 | 30 | 51 | 11 |
| 22 | 1 | 6 | 27 | 53 | 13 |
| 23 | 1 | 5 | 25 | 54 | 15 |
| 24 | 1 | 5 | 22 | 54 | 18 |
| 25 | 0 | 4 | 20 | 55 | 21 |
| 26 | 0 | 4 | 18 | 54 | 24 |
| 27 | 0 | 3 | 17 | 53 | 27 |
| 28 | 0 | 3 | 15 | 52 | 30 |
| 29 | 0 | 2 | 13 | 52 | 33 |
| 30 | 0 | 2 | 12 | 50 | 36 |
Wind in June
Winds average 16 km/h in June, the calmest month.
Across June, daily wind ranges from about 16 km/h on the calmest days to 18 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 16 | light breeze |
| 2 | 16 | light breeze |
| 3 | 16 | light breeze |
| 4 | 16 | light breeze |
| 5 | 16 | light breeze |
| 6 | 16 | light breeze |
| 7 | 16 | light breeze |
| 8 | 16 | light breeze |
| 9 | 16 | light breeze |
| 10 | 16 | light breeze |
| 11 | 16 | light breeze |
| 12 | 16 | light breeze |
| 13 | 16 | light breeze |
| 14 | 16 | light breeze |
| 15 | 16 | light breeze |
| 16 | 16 | light breeze |
| 17 | 16 | light breeze |
| 18 | 16 | light breeze |
| 19 | 16 | light breeze |
| 20 | 16 | light breeze |
| 21 | 16 | light breeze |
| 22 | 17 | light breeze |
| 23 | 17 | light breeze |
| 24 | 17 | light breeze |
| 25 | 17 | light breeze |
| 26 | 17 | light breeze |
| 27 | 17 | light breeze |
| 28 | 17 | light breeze |
| 29 | 17 | light breeze |
| 30 | 18 | light breeze |
Sunrise & sunset in June
Daylight runs from about 14 h 12 min at the start of June to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 12 minutes over June. Sunrise moves from 5:00 AM to 5:01 AM, and sunset from 7:13 PM to 7:23 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.2 | 14.2 | 14.2 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 |
| Sunrise (AM) | 5:00 | 5:00 | 4:59 | 4:59 | 4:59 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:58 | 4:59 | 4:59 | 4:59 | 4:59 | 5:00 | 5:00 | 5:00 | 5:01 |
| Sunset (PM) | 7:13 | 7:13 | 7:14 | 7:14 | 7:15 | 7:16 | 7:16 | 7:17 | 7:17 | 7:18 | 7:18 | 7:19 | 7:19 | 7:20 | 7:20 | 7:20 | 7:21 | 7:21 | 7:21 | 7:22 | 7:22 | 7:22 | 7:22 | 7:23 | 7:23 | 7:23 | 7:23 | 7:23 | 7:23 | 7:23 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.2 | 5:00 | 7:13 |
| 2 | 14.2 | 5:00 | 7:13 |
| 3 | 14.2 | 4:59 | 7:14 |
| 4 | 14.3 | 4:59 | 7:14 |
| 5 | 14.3 | 4:59 | 7:15 |
| 6 | 14.3 | 4:58 | 7:16 |
| 7 | 14.3 | 4:58 | 7:16 |
| 8 | 14.3 | 4:58 | 7:17 |
| 9 | 14.3 | 4:58 | 7:17 |
| 10 | 14.3 | 4:58 | 7:18 |
| 11 | 14.3 | 4:58 | 7:18 |
| 12 | 14.4 | 4:58 | 7:19 |
| 13 | 14.4 | 4:58 | 7:19 |
| 14 | 14.4 | 4:58 | 7:20 |
| 15 | 14.4 | 4:58 | 7:20 |
| 16 | 14.4 | 4:58 | 7:20 |
| 17 | 14.4 | 4:58 | 7:21 |
| 18 | 14.4 | 4:58 | 7:21 |
| 19 | 14.4 | 4:58 | 7:21 |
| 20 | 14.4 | 4:58 | 7:22 |
| 21 | 14.4 | 4:58 | 7:22 |
| 22 | 14.4 | 4:58 | 7:22 |
| 23 | 14.4 | 4:59 | 7:22 |
| 24 | 14.4 | 4:59 | 7:23 |
| 25 | 14.4 | 4:59 | 7:23 |
| 26 | 14.4 | 4:59 | 7:23 |
| 27 | 14.4 | 5:00 | 7:23 |
| 28 | 14.4 | 5:00 | 7:23 |
| 29 | 14.4 | 5:00 | 7:23 |
| 30 | 14.4 | 5:01 | 7:23 |
Solar energy in June
Average shortwave solar energy reaching the ground each day in June, about 5.5 kWh/m².
For context, solar energy here swings from a low near 2.02 kWh/m² to a high of 5.83 kWh/m² in May across the year — June's 5.5 kWh/m² sits near the top of that range.
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.9 | 5.9 | 5.9 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.3 | 5.3 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 |
| 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 |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.9 | Bright |
| 2 | 5.9 | Bright |
| 3 | 5.9 | Bright |
| 4 | 5.8 | Bright |
| 5 | 5.8 | Bright |
| 6 | 5.8 | Bright |
| 7 | 5.8 | Bright |
| 8 | 5.8 | Bright |
| 9 | 5.8 | Bright |
| 10 | 5.7 | Bright |
| 11 | 5.7 | Bright |
| 12 | 5.7 | Bright |
| 13 | 5.6 | Bright |
| 14 | 5.6 | Bright |
| 15 | 5.5 | Bright |
| 16 | 5.5 | Bright |
| 17 | 5.5 | Bright |
| 18 | 5.4 | Bright |
| 19 | 5.4 | Bright |
| 20 | 5.3 | Bright |
| 21 | 5.3 | Bright |
| 22 | 5.2 | Bright |
| 23 | 5.2 | Bright |
| 24 | 5.1 | Bright |
| 25 | 5.1 | Bright |
| 26 | 5.1 | Bright |
| 27 | 5.0 | Bright |
| 28 | 5.0 | Bright |
| 29 | 5.0 | Bright |
| 30 | 5.0 | Bright |
Hazard calendar for Hiratachō
In June, Hiratachō sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Hiratachō sits in the Pacific typhoon belt; the season peaks July–October.
Is June a good time to visit Hiratachō?
Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
June is a reasonable time to visit Hiratachō for sightseeing.
What to pack for Hiratachō in June
From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In June, Hiratachō sees daytime highs around 22°C and nights near 20°C. Worth packing: rain gear and sun protection. About 11 days see rain.
Sea temperature near Hiratachō in June
The nearest coast averages about 21°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 19 km away) is warmest in August at about 27°C and coldest in February near 13°C.
It's comfortable for a long swim from Jun 12 to Nov 15 — about 5.2 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 15 | 13 | 13 | 15 | 17 | 21 | 24 | 27 | 25 | 23 | 20 | 17 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 15 | Bracing |
| Feb | 13 | Bracing |
| Mar | 13 | Bracing |
| Apr | 15 | Bracing |
| May | 17 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Warm |
| Aug | 27 | Warm |
| Sep | 25 | Warm |
| Oct | 23 | Refreshing |
| Nov | 20 | Refreshing |
| Dec | 17 | Cool |
UV index in Hiratachō in June
Clear-sky midday UV in June 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 Hiratachō peaks around July 19 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 4 | 5 | 7 | 8 | 9 | 10 | 10 | 9 | 6 | 3 | 2 |
| Level | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Moderate |
| Feb | 4 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 8 | Very high |
| Jun | 9 | Very high |
| Jul | 10 | Extreme |
| Aug | 10 | Very high |
| Sep | 9 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Hiratachō in June
Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.
Air quality in Hiratachō is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (October, 10 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 | 16 | 21 | 22 | 20 | 17 | 13 | 12 | 11 | 10 | 12 | 11 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 16 | Moderate |
| Mar | 21 | Moderate |
| Apr | 22 | Moderate |
| May | 20 | Moderate |
| Jun | 17 | Moderate |
| Jul | 13 | Moderate |
| Aug | 12 | Good |
| Sep | 11 | Good |
| Oct | 10 | Good |
| Nov | 12 | Good |
| Dec | 11 | Good |
Where is Hiratachō?
Hiratachō sits at 35.4°N, 132.8°E, -1 m above sea level, in Japan. The nearest listed city is Izumo, 9.0 km away.
Topography around Hiratachō
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hiratachō.
Within 3 km, the terrain around Hiratachō has significant variations in elevation — a maximum elevation change of 402 m around an average of 25 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 527 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,689 m.
The land around Hiratachō is covered by cropland (39%) and trees (31%) within 3 km, trees (42%) and water (38%) within 16 km, and trees (48%) and water (48%) 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 Hiratachō (35.4333°, 132.8167°, elevation -1 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).