Location & Surroundings
Koga is a settlement in Kumamoto, Japan, at 218 m elevation. The nearest larger town is Kumamoto, 6 km to the southeast. The national capital Tokyo is about 890 km to the east. The nearest airport is Kumamoto Airport, 20 km away.
Also known as: 古閑 · こが · コガ
Basic Data
- Type populated locality (PPLL)
- an area similar to a locality but with a small group of dwellings or other buildings
Geography
-
Coordinates
32° 50' 6" N, 130° 38' 32" E
- Elevation DEM: 218 m
- Timezone Asia/Tokyo
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 19 p/km²
- Built-up 1.1%
- Settlement Low density rural
- Currency Yen (JPY)
- Phone Prefix +81
Sun & Local Time
- Local time 15:52
- Sunrise 05:58
- Sunset 18:28
- Day length 12 h 30 min
Other populated localitys nearby
Nearby
Alternate Names
ja
古閑
ja
こが
ja
コガ
Weather in Koga
Current conditions and a 3-day (72-hour) weather forecast for Koga, updated from the NOAA GFS model.
Now 27.5 C with partly cloudy skies and a 0.5 m/s southerly wind. Next 24h: 24.3 to 28.7 C, max wind 2.1 m/s. Precip around 0.4 mm. Solar peaks near 743 W/m2.
Temperature
27.5 C
Wind
0.5 m/s S (168 deg)
Humidity
79 %
Pressure
1,018.4 hPa
Clouds
29 %
Precip
0.37 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 | 27.5 | 0.5 | 168 | 79 | 1,018.4 | - / 0.00 | 29 | 0.0 | n/a |
| 6h | 28.7 | 2.1 | 239 | 78 | 1,015.9 | 4.53 / 4.53 | 53 | 742.9 | n/a |
| 12h | 25.5 | 0.8 | 128 | 89 | 1,017.2 | 1.29 / 5.81 | 80 | 150.8 | n/a |
| 18h | 24.3 | 1.1 | 100 | 90 | 1,015.8 | 0.00 / 0.14 | 10 | 0.0 | n/a |
| Tomorrow | 26.6 | 0.1 | 147 | 78 | 1,015.8 | 0.22 / 0.37 | 25 | 120.7 | n/a |
| 30h | 28.4 | 2.0 | 270 | 71 | 1,012.9 | 3.94 / 4.31 | 37 | 738.0 | n/a |
| 36h | 24.2 | 0.1 | 227 | 90 | 1,013.9 | 1.55 / 5.86 | 99 | 153.2 | n/a |
| 42h | 23.0 | 1.1 | 351 | 93 | 1,013.0 | 0.00 / 1.89 | 98 | 0.0 | n/a |
| Tuesday | 24.9 | 1.1 | 337 | 86 | 1,014.2 | 0.27 / 2.16 | 79 | 117.5 | n/a |
| 54h | 27.3 | 1.9 | 320 | 70 | 1,012.4 | 1.58 / 3.74 | 77 | 709.2 | n/a |
| 60h | 23.3 | 2.1 | 13 | 88 | 1,013.8 | 0.32 / 4.06 | 5 | 155.1 | n/a |
| 66h | 22.0 | 1.6 | 37 | 89 | 1,013.4 | 0.00 / 0.15 | 65 | 0.0 | n/a |
| Wednesday | 24.9 | 1.7 | 356 | 76 | 1,014.5 | 0.00 / 0.00 | 96 | 100.8 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-13 00:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Koga?
Now 27.5 C with partly cloudy skies and a 0.5 m/s southerly wind. Next 24h: 24.3 to 28.7 C, max wind 2.1 m/s. Precip around 0.4 mm. Solar peaks near 743 W/m2.
Is precipitation expected in the next 24 hours?
Around 0.4 mm of precipitation is expected in the next 24 hours.
When are sunrise and sunset in Koga today?
Sunrise around 05:58 and sunset around 18:28 (local time). Day length about 12h 30m.
What is the local time in Koga?
Local time is 15:52. Time zone: Asia/Tokyo (UTC+09:00).
What type of place is Koga?
Koga is a populated locality.
What is the elevation of Koga?
DEM 218 m.
Where is Koga located?
It is at 32.83487, 130.64229 (latitude, longitude).
Which country is Koga in?
It is in Japan.