Itoman weather in March
In March, Itoman sees average daytime highs of 20°C and overnight lows near 18°C, with 128 mm of rain across 12.7 wet days and about 11.8 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.
Day-to-day highs hold fairly steady near 20°C through the month. The sky is clear or mostly clear about 25% of the time in March, and the air most often feels dry.
Daylight stretches from about 11 h 24 min at the start of March to 12 h 12 min by month's end. Set against the rest of the year, March is Itoman's 6th-clearest and 6th-windiest month. For the whole year in context, see Itoman's year-round climate.
- Daytime high
- 20°
- 10th warmest
- Overnight low
- 18°
- 3rd coldest
- Rainfall
- 128 mm
- 12.7 wet days
- Daylight
- 11 h 48 min
- 6:45 AM – 6:33 PM
- Cloud cover
- 65%
- 6th clearest
- Wind
- 25 km/h
- 6th windiest
- Solar energy
- 4.2 kWh/m²
- Travel score
- 5.9
- out of 10
Itoman is city in Okinawa Prefecture, Japan.
- Density
- 1,308/km²
- people per km²
- Founded
- 1971
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Day-to-day highs hold fairly steady near 20°C through the month.
A typical March day in Itoman reaches about 20°C in the afternoon and slips back to 18°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 22°C. Set against its neighbours, March runs about 1°C warmer than February and about 2°C cooler than April.
| 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) | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
| Avg low (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 20 | 18 |
| 2 | 20 | 18 |
| 3 | 20 | 18 |
| 4 | 20 | 18 |
| 5 | 20 | 18 |
| 6 | 20 | 18 |
| 7 | 20 | 18 |
| 8 | 20 | 18 |
| 9 | 20 | 18 |
| 10 | 20 | 18 |
| 11 | 20 | 18 |
| 12 | 20 | 18 |
| 13 | 20 | 18 |
| 14 | 20 | 18 |
| 15 | 20 | 18 |
| 16 | 20 | 18 |
| 17 | 20 | 18 |
| 18 | 20 | 18 |
| 19 | 21 | 19 |
| 20 | 21 | 19 |
| 21 | 21 | 19 |
| 22 | 21 | 19 |
| 23 | 21 | 19 |
| 24 | 21 | 19 |
| 25 | 21 | 19 |
| 26 | 21 | 19 |
| 27 | 21 | 19 |
| 28 | 21 | 19 |
| 29 | 21 | 19 |
| 30 | 21 | 19 |
| 31 | 21 | 19 |
How March really feels in Itoman
Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Itoman weather by month
How March compares with the rest of the year at a glance. March is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 19° / 17° | 103 | 11.7 | 10.5 | 5.7 |
| Feb | 19° / 17° | 96 | 11.4 | 11.1 | 5.6 |
| Mar | 20° / 18° | 128 | 12.7 | 11.8 | 5.9 |
| Apr | 22° / 20° | 150 | 12.7 | 12.6 | 6.1 |
| May | 24° / 23° | 207 | 13.8 | 13.3 | 6.1 |
| Jun | 27° / 26° | 218 | 15.8 | 13.6 | 5.4 |
| Jul | 29° / 27° | 126 | 11.4 | 13.5 | 5.5 |
| Aug | 29° / 27° | 178 | 14.8 | 12.9 | 5.1 |
| Sep | 28° / 27° | 199 | 14.2 | 12.2 | 5.7 |
| Oct | 26° / 25° | 141 | 11.6 | 11.4 | 6.5 |
| Nov | 24° / 22° | 101 | 10.6 | 10.7 | 6.7 |
| Dec | 21° / 19° | 113 | 11.2 | 10.4 | 6.1 |
Cloud cover in March
The sky is clear or mostly clear about 25% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 60%.
| 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 (%) | 38 | 38 | 38 | 38 | 38 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 38 | 39 | 40 | 40 | 40 | 39 | 41 | 41 | 42 | 41 | 41 | 41 | 42 | 42 | 42 | 43 | 43 | 43 | 42 |
| Cloudier (%) | 62 | 62 | 62 | 62 | 62 | 61 | 61 | 61 | 61 | 61 | 61 | 61 | 62 | 61 | 60 | 60 | 60 | 61 | 59 | 59 | 58 | 59 | 59 | 59 | 58 | 58 | 58 | 57 | 57 | 57 | 58 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 38 | 62 |
| 2 | 38 | 62 |
| 3 | 38 | 62 |
| 4 | 38 | 62 |
| 5 | 38 | 62 |
| 6 | 39 | 61 |
| 7 | 39 | 61 |
| 8 | 39 | 61 |
| 9 | 39 | 61 |
| 10 | 39 | 61 |
| 11 | 39 | 61 |
| 12 | 39 | 61 |
| 13 | 38 | 62 |
| 14 | 39 | 61 |
| 15 | 40 | 60 |
| 16 | 40 | 60 |
| 17 | 40 | 60 |
| 18 | 39 | 61 |
| 19 | 41 | 59 |
| 20 | 41 | 59 |
| 21 | 42 | 58 |
| 22 | 41 | 59 |
| 23 | 41 | 59 |
| 24 | 41 | 59 |
| 25 | 42 | 58 |
| 26 | 42 | 58 |
| 27 | 42 | 58 |
| 28 | 43 | 57 |
| 29 | 43 | 57 |
| 30 | 43 | 57 |
| 31 | 42 | 58 |
Chance of precipitation in March
Itoman gets around 128 mm of rain over 12.7 wet days in March. 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 43% 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 | 41 | 41 | 41 | 40 | 40 | 40 | 39 | 39 | 39 | 40 | 40 | 40 | 40 | 41 | 41 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 42 | 42 | 41 | 41 |
| Rain chance (%) | |
|---|---|
| 1 | 42 |
| 2 | 41 |
| 3 | 41 |
| 4 | 41 |
| 5 | 40 |
| 6 | 40 |
| 7 | 40 |
| 8 | 39 |
| 9 | 39 |
| 10 | 39 |
| 11 | 40 |
| 12 | 40 |
| 13 | 40 |
| 14 | 40 |
| 15 | 41 |
| 16 | 41 |
| 17 | 41 |
| 18 | 41 |
| 19 | 41 |
| 20 | 42 |
| 21 | 42 |
| 22 | 42 |
| 23 | 42 |
| 24 | 43 |
| 25 | 43 |
| 26 | 43 |
| 27 | 43 |
| 28 | 42 |
| 29 | 42 |
| 30 | 41 |
| 31 | 41 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 18% 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 (%) | 46 | 46 | 46 | 46 | 46 | 46 | 46 | 45 | 45 | 44 | 43 | 42 | 40 | 39 | 38 | 37 | 36 | 35 | 34 | 33 | 33 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 29 |
| Comfortable (%) | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 21 | 21 | 21 | 21 | 21 |
| Humid (%) | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 22 |
| Muggy (%) | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 20 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 |
| Oppressive (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 5 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 46 | 22 | 20 | 10 | 1 |
| 2 | 46 | 22 | 20 | 10 | 1 |
| 3 | 46 | 22 | 20 | 10 | 1 |
| 4 | 46 | 22 | 20 | 11 | 1 |
| 5 | 46 | 22 | 21 | 11 | 1 |
| 6 | 46 | 22 | 21 | 11 | 1 |
| 7 | 46 | 21 | 21 | 11 | 1 |
| 8 | 45 | 21 | 21 | 11 | 1 |
| 9 | 45 | 21 | 21 | 12 | 1 |
| 10 | 44 | 21 | 22 | 12 | 1 |
| 11 | 43 | 22 | 22 | 13 | 1 |
| 12 | 42 | 22 | 22 | 13 | 1 |
| 13 | 40 | 22 | 23 | 14 | 1 |
| 14 | 39 | 22 | 23 | 14 | 1 |
| 15 | 38 | 23 | 23 | 15 | 1 |
| 16 | 37 | 23 | 23 | 16 | 1 |
| 17 | 36 | 23 | 24 | 17 | 1 |
| 18 | 35 | 23 | 24 | 18 | 1 |
| 19 | 34 | 22 | 24 | 19 | 1 |
| 20 | 33 | 22 | 23 | 20 | 2 |
| 21 | 33 | 22 | 23 | 20 | 2 |
| 22 | 32 | 22 | 23 | 21 | 2 |
| 23 | 32 | 22 | 23 | 22 | 2 |
| 24 | 31 | 21 | 23 | 22 | 2 |
| 25 | 31 | 21 | 22 | 23 | 3 |
| 26 | 31 | 22 | 22 | 23 | 3 |
| 27 | 30 | 21 | 22 | 23 | 3 |
| 28 | 30 | 21 | 22 | 23 | 3 |
| 29 | 30 | 21 | 22 | 23 | 4 |
| 30 | 30 | 21 | 21 | 23 | 4 |
| 31 | 29 | 21 | 22 | 23 | 5 |
Wind in March
Winds average 25 km/h in March.
Across March, daily wind ranges from about 24 km/h on the calmest days to 25 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) | 25 | 25 | 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 | 24 |
| Feels | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy | breezy |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 25 | breezy |
| 2 | 25 | breezy |
| 3 | 25 | breezy |
| 4 | 25 | breezy |
| 5 | 25 | breezy |
| 6 | 25 | breezy |
| 7 | 25 | breezy |
| 8 | 25 | breezy |
| 9 | 25 | breezy |
| 10 | 25 | breezy |
| 11 | 25 | breezy |
| 12 | 25 | breezy |
| 13 | 25 | breezy |
| 14 | 25 | breezy |
| 15 | 25 | breezy |
| 16 | 25 | breezy |
| 17 | 25 | breezy |
| 18 | 25 | breezy |
| 19 | 24 | breezy |
| 20 | 24 | breezy |
| 21 | 24 | breezy |
| 22 | 24 | breezy |
| 23 | 24 | breezy |
| 24 | 24 | breezy |
| 25 | 24 | breezy |
| 26 | 24 | breezy |
| 27 | 24 | breezy |
| 28 | 24 | breezy |
| 29 | 24 | breezy |
| 30 | 24 | breezy |
| 31 | 24 | breezy |
Sunrise & sunset in March
Daylight runs from about 11 h 24 min at the start of March to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 48 minutes over March. Sunrise moves from 7:00 AM to 6:28 AM, and sunset from 6:25 PM to 6:40 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) | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 |
| Sunrise (AM) | 7:00 | 6:59 | 6:58 | 6:57 | 6:56 | 6:55 | 6:54 | 6:53 | 6:52 | 6:51 | 6:50 | 6:49 | 6:48 | 6:47 | 6:46 | 6:45 | 6:44 | 6:43 | 6:41 | 6:40 | 6:39 | 6:38 | 6:37 | 6:36 | 6:35 | 6:34 | 6:33 | 6:32 | 6:30 | 6:29 | 6:28 |
| Sunset (PM) | 6:25 | 6:26 | 6:26 | 6:27 | 6:27 | 6:28 | 6:29 | 6:29 | 6:30 | 6:30 | 6:31 | 6:31 | 6:32 | 6:32 | 6:33 | 6:33 | 6:34 | 6:34 | 6:35 | 6:35 | 6:36 | 6:36 | 6:37 | 6:37 | 6:38 | 6:38 | 6:39 | 6:39 | 6:39 | 6:40 | 6:40 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.4 | 7:00 | 6:25 |
| 2 | 11.4 | 6:59 | 6:26 |
| 3 | 11.5 | 6:58 | 6:26 |
| 4 | 11.5 | 6:57 | 6:27 |
| 5 | 11.5 | 6:56 | 6:27 |
| 6 | 11.5 | 6:55 | 6:28 |
| 7 | 11.6 | 6:54 | 6:29 |
| 8 | 11.6 | 6:53 | 6:29 |
| 9 | 11.6 | 6:52 | 6:30 |
| 10 | 11.7 | 6:51 | 6:30 |
| 11 | 11.7 | 6:50 | 6:31 |
| 12 | 11.7 | 6:49 | 6:31 |
| 13 | 11.7 | 6:48 | 6:32 |
| 14 | 11.8 | 6:47 | 6:32 |
| 15 | 11.8 | 6:46 | 6:33 |
| 16 | 11.8 | 6:45 | 6:33 |
| 17 | 11.8 | 6:44 | 6:34 |
| 18 | 11.9 | 6:43 | 6:34 |
| 19 | 11.9 | 6:41 | 6:35 |
| 20 | 11.9 | 6:40 | 6:35 |
| 21 | 11.9 | 6:39 | 6:36 |
| 22 | 12.0 | 6:38 | 6:36 |
| 23 | 12.0 | 6:37 | 6:37 |
| 24 | 12.0 | 6:36 | 6:37 |
| 25 | 12.0 | 6:35 | 6:38 |
| 26 | 12.1 | 6:34 | 6:38 |
| 27 | 12.1 | 6:33 | 6:39 |
| 28 | 12.1 | 6:32 | 6:39 |
| 29 | 12.2 | 6:30 | 6:39 |
| 30 | 12.2 | 6:29 | 6:40 |
| 31 | 12.2 | 6:28 | 6:40 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 4.2 kWh/m².
For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 6.42 kWh/m² in July across the year — March's 4.2 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) | 3.7 | 3.7 | 3.7 | 3.8 | 3.8 | 3.8 | 3.9 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 4.1 | 4.1 | 4.1 | 4.2 | 4.2 | 4.3 | 4.3 | 4.3 | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | 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 | 3.7 | Moderate |
| 2 | 3.7 | Moderate |
| 3 | 3.7 | Moderate |
| 4 | 3.8 | Moderate |
| 5 | 3.8 | Moderate |
| 6 | 3.8 | Moderate |
| 7 | 3.9 | Moderate |
| 8 | 3.9 | Moderate |
| 9 | 3.9 | Moderate |
| 10 | 4.0 | Moderate |
| 11 | 4.0 | Moderate |
| 12 | 4.0 | Bright |
| 13 | 4.1 | Bright |
| 14 | 4.1 | Bright |
| 15 | 4.1 | Bright |
| 16 | 4.2 | Bright |
| 17 | 4.2 | Bright |
| 18 | 4.3 | Bright |
| 19 | 4.3 | Bright |
| 20 | 4.3 | Bright |
| 21 | 4.4 | Bright |
| 22 | 4.4 | Bright |
| 23 | 4.5 | Bright |
| 24 | 4.5 | Bright |
| 25 | 4.5 | Bright |
| 26 | 4.6 | Bright |
| 27 | 4.6 | Bright |
| 28 | 4.6 | Bright |
| 29 | 4.7 | Bright |
| 30 | 4.7 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for Itoman
In March, Itoman sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Itoman sits in the Pacific typhoon belt; the season peaks July–October.
Is March a good time to visit Itoman?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a reasonable time to visit Itoman for sightseeing.
What to pack for Itoman in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Itoman sees daytime highs around 20°C and nights near 18°C. Worth packing: rain gear and a windbreaker. About 13 days see rain.
Sea temperature near Itoman in March
The nearest coast averages about 22°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 29°C and coldest in February near 22°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 23 | 22 | 22 | 23 | 25 | 27 | 29 | 29 | 28 | 27 | 25 | 24 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Tropical | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 23 | Refreshing |
| Feb | 22 | Refreshing |
| Mar | 22 | Refreshing |
| Apr | 23 | Refreshing |
| May | 25 | Warm |
| Jun | 27 | Warm |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Tropical |
| Oct | 27 | Warm |
| Nov | 25 | Warm |
| Dec | 24 | Refreshing |
UV index in Itoman in March
Clear-sky midday UV in March peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Itoman peaks around June 23 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 5 (high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 7 | 10 | 9 | 10 | 12 | 12 | 11 | 11 | 8 | 7 | 5 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | High |
| Feb | 7 | Very high |
| Mar | 10 | Very high |
| Apr | 9 | Very high |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 11 | Extreme |
| Oct | 8 | Very high |
| Nov | 7 | High |
| Dec | 5 | High |
Air quality in Itoman in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in Itoman is worst in March — around 17 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (July, 8 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) | 12 | 14 | 17 | 16 | 13 | 9 | 8 | 10 | 9 | 9 | 10 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 14 | Moderate |
| Mar | 17 | Moderate |
| Apr | 16 | Moderate |
| May | 13 | Moderate |
| Jun | 9 | Good |
| Jul | 8 | Good |
| Aug | 10 | Good |
| Sep | 9 | Good |
| Oct | 9 | Good |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is Itoman?
Itoman sits at 26.1°N, 127.7°E, 5 m above sea level, in Japan. The nearest listed city is Tomigusuku, 7.0 km away.
Topography around Itoman
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Itoman.
Within 3 km, the terrain around Itoman has only modest variations in elevation — a maximum elevation change of 138 m around an average of 21 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 190 m; within 80 km, significant variations in elevation — a maximum elevation change of 424 m.
The land around Itoman is covered by artificial surfaces (34%), water (31%) and trees (22%) within 3 km, water (72%) within 16 km, and water (92%) 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 Itoman (26.1265°, 127.6692°, elevation 5 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).