Location & Surroundings
Iwa is a settlement in Chiba, Japan, at 40 m elevation. The nearest larger town is Chonan, 8 km to the east. The national capital Tokyo is 54 km to the northwest. The nearest airport is Kisarazu Ab, 22 km away.
Also known as: 岩 · いわ · イワ
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
35° 22' 35" N, 140° 8' 48" E
- Elevation DEM: 40 m
- Timezone Asia/Tokyo
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 120 p/km²
- Built-up 4.4%
- Settlement Low density rural
- Currency Yen (JPY)
- Phone Prefix +81
Sun & Local Time
- Local time 00:06
- Sunrise 05:31
- Sunset 17:28
- Day length 11 h 57 min
Other populated places nearby
Nearby
Alternate Names
ja
岩
ja
いわ
ja
イワ
Weather in Iwa
Current conditions and a 3-day (72-hour) weather forecast for Iwa, updated from the NOAA GFS model.
Now 19.1 C with overcast skies and a 2.6 m/s northerly wind. Next 24h: 17.8 to 19.1 C, max wind 3.5 m/s. Precip around 1.1 mm. Solar peaks near 50 W/m2.
Temperature
19.1 C
Wind
2.6 m/s N (23 deg)
Humidity
92 %
Pressure
1,012.3 hPa
Clouds
100 %
Precip
1.08 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 19.1 | 2.6 | 23 | 92 | 1,012.3 | - / 0.00 | 100 | 0.0 | n/a |
| 6h | 17.8 | 1.8 | 29 | 92 | 1,014.5 | 5.91 / 5.91 | 100 | 3.2 | n/a |
| 12h | 18.1 | 2.3 | 64 | 97 | 1,013.8 | 4.98 / 10.90 | 100 | 0.0 | n/a |
| 18h | 18.1 | 3.5 | 49 | 95 | 1,015.7 | 0.00 / 5.24 | 100 | 6.7 | n/a |
| Tomorrow | 18.2 | 3.3 | 41 | 93 | 1,014.2 | 0.00 / 1.08 | 100 | 50.2 | n/a |
| 30h | 18.4 | 3.3 | 14 | 96 | 1,014.4 | 0.00 / 0.58 | 100 | 3.7 | n/a |
| 36h | 18.5 | 2.5 | 6 | 97 | 1,011.5 | 4.25 / 4.83 | 100 | 0.0 | n/a |
| 42h | 18.8 | 3.4 | 6 | 97 | 1,010.6 | 0.00 / 3.08 | 100 | 5.4 | n/a |
| Thursday | 20.6 | 4.2 | 1 | 96 | 1,005.4 | 0.00 / 1.63 | 92 | 51.3 | n/a |
| 54h | 20.1 | 0.3 | 264 | 93 | 1,007.9 | 0.00 / 0.00 | 0 | 22.0 | n/a |
| 60h | 18.8 | 2.5 | 100 | 84 | 1,009.2 | 0.00 / 0.00 | 29 | 0.0 | n/a |
| 66h | 19.9 | 5.1 | 54 | 83 | 1,013.9 | 0.16 / 0.16 | 100 | 57.2 | n/a |
| Friday | 17.9 | 3.7 | 73 | 80 | 1,015.1 | 0.31 / 0.47 | 100 | 56.5 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-29 06:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Iwa?
Now 19.1 C with overcast skies and a 2.6 m/s northerly wind. Next 24h: 17.8 to 19.1 C, max wind 3.5 m/s. Precip around 1.1 mm. Solar peaks near 50 W/m2.
Is precipitation expected in the next 24 hours?
Around 1.1 mm of precipitation is expected in the next 24 hours.
When are sunrise and sunset in Iwa today?
Sunrise around 05:31 and sunset around 17:27 (local time). Day length about 11h 56m.
What is the local time in Iwa?
Local time is 00:06. Time zone: Asia/Tokyo (UTC+09:00).
What type of place is Iwa?
Iwa is a populated place.
What is the elevation of Iwa?
DEM 40 m.
Where is Iwa located?
It is at 35.37651, 140.14669 (latitude, longitude).
Which country is Iwa in?
It is in Japan.