Location & Surroundings
Sumayama is a settlement in Chiba, Japan, at 44 m elevation. The nearest larger town is Sodegaura, 2 km to the southeast. The national capital Tokyo is 40 km to the northwest. The nearest airport is Kisarazu Ab, 9 km away.
Also known as: 角山 · すまやま · スマヤマ
Basic Data
- Type populated locality (PPLL)
- an area similar to a locality but with a small group of dwellings or other buildings
Geography
-
Coordinates
35° 25' 52" N, 140° 0' 15" E
- Elevation DEM: 44 m
- Timezone Asia/Tokyo
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 159 p/km²
- Built-up 7.4%
- Settlement Suburban / peri-urban
- Currency Yen (JPY)
- Phone Prefix +81
Sun & Local Time
- Local time 16:56
- Sunrise 05:21
- Sunset 17:49
- Day length 12 h 28 min
Other populated localitys nearby
Nearby
Alternate Names
ja
角山
ja
すまやま
ja
スマヤマ
Weather in Sumayama
Current conditions and a 3-day (72-hour) weather forecast for Sumayama, updated from the NOAA GFS model.
Now 23.6 C with overcast skies and a 2.5 m/s southerly wind. Next 24h: 21.9 to 26.1 C, max wind 4.5 m/s. Precip around 4.8 mm. Solar peaks near 246 W/m2.
Temperature
23.6 C
Wind
2.5 m/s S (193 deg)
Humidity
95 %
Pressure
1,014.8 hPa
Clouds
100 %
Precip
4.78 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 | 23.6 | 2.5 | 193 | 95 | 1,014.8 | - / 0.00 | 100 | 0.0 | n/a |
| 6h | 26.1 | 4.5 | 204 | 83 | 1,012.5 | 8.50 / 8.50 | 100 | 245.7 | n/a |
| 12h | 23.7 | 2.7 | 53 | 95 | 1,014.2 | 0.00 / 3.48 | 99 | 55.8 | n/a |
| 18h | 22.0 | 3.9 | 41 | 95 | 1,014.2 | 0.00 / 1.33 | 100 | 0.0 | n/a |
| Tomorrow | 21.9 | 3.9 | 48 | 95 | 1,015.9 | 3.45 / 4.78 | 100 | 10.7 | n/a |
| 30h | 21.6 | 4.8 | 53 | 93 | 1,015.1 | 0.00 / 3.95 | 100 | 58.8 | n/a |
| 36h | 20.6 | 6.4 | 54 | 94 | 1,015.5 | 0.00 / 3.11 | 100 | 3.7 | n/a |
| 42h | 19.3 | 8.6 | 8 | 92 | 1,014.6 | 26.73 / 29.84 | 100 | 0.0 | n/a |
| Thursday | 19.1 | 8.1 | 32 | 89 | 1,018.5 | 0.00 / 23.90 | 100 | 23.5 | n/a |
| 54h | 21.8 | 8.7 | 34 | 66 | 1,018.5 | 0.00 / 0.02 | 7 | 385.1 | n/a |
| 60h | 19.5 | 8.0 | 20 | 76 | 1,021.0 | 0.00 / 0.00 | 91 | 87.3 | n/a |
| 66h | 18.5 | 7.6 | 16 | 80 | 1,020.1 | 0.00 / 0.00 | 99 | 0.0 | n/a |
| Friday | 19.5 | 7.8 | 17 | 81 | 1,021.9 | 0.00 / 0.00 | 99 | 41.1 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-15 00:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Sumayama?
Now 23.6 C with overcast skies and a 2.5 m/s southerly wind. Next 24h: 21.9 to 26.1 C, max wind 4.5 m/s. Precip around 4.8 mm. Solar peaks near 246 W/m2.
Is precipitation expected in the next 24 hours?
Around 4.8 mm of precipitation is expected in the next 24 hours.
When are sunrise and sunset in Sumayama today?
Sunrise around 05:21 and sunset around 17:49 (local time). Day length about 12h 28m.
What is the local time in Sumayama?
Local time is 16:56. Time zone: Asia/Tokyo (UTC+09:00).
What type of place is Sumayama?
Sumayama is a populated locality.
What is the elevation of Sumayama?
DEM 44 m.
Where is Sumayama located?
It is at 35.43104, 140.00429 (latitude, longitude).
Which country is Sumayama in?
It is in Japan.