Location & Surroundings
Koikawa is a settlement in Akita, Japan, at 32 m elevation. The nearest larger town is Hachirougata, 8 km to the south. The national capital Tokyo is about 480 km to the south. The nearest airport is Odate-Noshiro Airport, 32 km away.
Also known as: 鯉川
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
40° 0' 7" N, 140° 4' 56" E
- Elevation DEM: 32 m
- Timezone Asia/Tokyo
- Time Shift GMT 9 (DST 9)
Statistics & Country
- Pop. Density 254 p/km²
- Built-up 2.1%
- Settlement Low density rural
- Currency Yen (JPY)
- Phone Prefix +81
Sun & Local Time
- Local time 05:40
- Sunrise 05:15
- Sunset 17:57
- Day length 12 h 42 min
Other populated places nearby
Nearby
Alternate Names
ja
鯉川
Weather in Koikawa
Current conditions and a 3-day (72-hour) weather forecast for Koikawa, updated from the NOAA GFS model.
Now 18.7 C with mostly clear skies and a 1.0 m/s northerly wind. Next 24h: 17.3 to 22.8 C, max wind 3.7 m/s. No precipitation expected. Solar peaks near 739 W/m2.
Temperature
18.7 C
Wind
1.0 m/s N (8 deg)
Humidity
83 %
Pressure
1,021.3 hPa
Clouds
12 %
Precip
0.00 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 | 18.7 | 1.0 | 8 | 83 | 1,021.3 | - / 0.00 | 12 | 0.0 | n/a |
| 6h | 17.3 | 1.5 | 54 | 89 | 1,021.2 | 0.00 / 0.00 | 100 | 0.0 | n/a |
| 12h | 21.3 | 2.0 | 14 | 63 | 1,022.9 | 0.00 / 0.00 | 69 | 170.3 | n/a |
| 18h | 22.8 | 3.7 | 325 | 53 | 1,021.9 | 0.00 / 0.00 | 91 | 739.1 | n/a |
| Tomorrow | 18.5 | 2.1 | 64 | 74 | 1,022.8 | 0.00 / 0.00 | 100 | 99.5 | n/a |
| 30h | 17.8 | 2.1 | 68 | 73 | 1,021.1 | 0.00 / 0.00 | 100 | 0.0 | n/a |
| 36h | 23.0 | 0.7 | 108 | 62 | 1,020.5 | 0.00 / 0.00 | 68 | 127.6 | n/a |
| 42h | 25.3 | 2.3 | 174 | 72 | 1,017.4 | 0.10 / 0.10 | 100 | 392.6 | n/a |
| Sunday | 21.8 | 3.0 | 162 | 91 | 1,017.2 | 2.11 / 2.21 | 100 | 82.2 | n/a |
| 54h | 21.1 | 3.2 | 181 | 95 | 1,015.0 | 3.95 / 6.17 | 100 | 0.0 | n/a |
| 60h | 21.8 | 0.7 | 118 | 92 | 1,014.2 | 2.41 / 8.57 | 100 | 24.0 | n/a |
| 66h | 22.5 | 3.9 | 229 | 81 | 1,015.3 | 0.00 / 1.13 | 100 | 219.4 | n/a |
| Monday | 20.4 | 2.8 | 215 | 83 | 1,017.3 | 0.12 / 1.26 | 100 | 40.3 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-11 12:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Koikawa?
Now 18.7 C with mostly clear skies and a 1.0 m/s northerly wind. Next 24h: 17.3 to 22.8 C, max wind 3.7 m/s. No precipitation expected. Solar peaks near 739 W/m2.
Is precipitation expected in the next 24 hours?
No measurable precipitation is expected in the next 24 hours.
When are sunrise and sunset in Koikawa today?
Sunrise around 05:16 and sunset around 17:55 (local time). Day length about 12h 39m.
What is the local time in Koikawa?
Local time is 05:40. Time zone: Asia/Tokyo (UTC+09:00).
What type of place is Koikawa?
Koikawa is a populated place.
What is the elevation of Koikawa?
DEM 32 m.
Where is Koikawa located?
It is at 40.00205, 140.08229 (latitude, longitude).
Which country is Koikawa in?
It is in Japan.