Weather forecast for 10 daysKoya, Japan

Weather forecast for the weekend

Sunday 1. Nov 2026

  • 18°C
  • 10°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 10km/hW 265°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 06:17 JST
  • Sunset: 17:05 JST
  • ▼
On Sunday, November 1, expect brilliant sunshine under mostly clear skies.
The expected temperature range extends from a high of a comfortable 18°C to a low of a fresh 10°C.
Temperatures are higher than average, more in line with October's norm of 20.5°C than with November's 14.9°C.
Sunrise was at 06:17 and sunset will be at 17:05; the daylight will last for 10h and 48min.

10-day overview

Daily temperatures

Warmest day: today 18°C.
Coldest day: Sunday 08.11. 11°C.

Chance of precipitation

Highest chance: tomorrow 99%.

Long-term weather forecast

  • Sunday
  • 1. Nov 2026
  • 18°C
  • 10°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 10km/hW 265°
  • Humidity: 51%
  • UV index: 5
  • Sunrise: 06:17 JST
  • Sunset: 17:05 JST
  • ▼
  • Monday
  • 2. Nov 2026
  • 16°C
  • 8°C
Rain
Rain
  • Precip. probability: 99%
  • Precipitation: 12mm
  • Wind: 17km/hWSW 252°
  • Humidity: 87%
  • UV index: 2
  • Sunrise: 06:18 JST
  • Sunset: 17:04 JST
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 15°C
  • 5°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Wind: 14km/hN 356°
  • Humidity: 64%
  • UV index: 5
  • Sunrise: 06:18 JST
  • Sunset: 17:03 JST
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 16°C
  • 10°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 9mm
  • Wind: 10km/hNE 48°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 06:19 JST
  • Sunset: 17:02 JST
  • ▼
  • Thursday
  • 5. Nov 2026
  • 17°C
  • 11°C
Showers
Showers
  • Precip. probability: 67%
  • Precipitation: 6mm
  • Wind: 9km/hNW 324°
  • Humidity: 82%
  • UV index: 3
  • Sunrise: 06:20 JST
  • Sunset: 17:01 JST
  • ▼
  • Friday
  • 6. Nov 2026
  • 17°C
  • 6°C
AM Showers
AM Showers
  • Precip. probability: 41%
  • Precipitation: 1mm
  • Wind: 18km/hWNW 300°
  • Humidity: 69%
  • UV index: 4
  • Sunrise: 06:21 JST
  • Sunset: 17:00 JST
  • ▼
  • Saturday
  • 7. Nov 2026
  • 12°C
  • 3°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 20km/hNNW 336°
  • Humidity: 59%
  • UV index: 4
  • Sunrise: 06:22 JST
  • Sunset: 16:59 JST
  • ▼
  • Sunday
  • 8. Nov 2026
  • 11°C
  • 3°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 10%
  • Precipitation: 0mm
  • Wind: 16km/hN 0°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 06:23 JST
  • Sunset: 16:59 JST
  • ▼
  • Monday
  • 9. Nov 2026
  • 13°C
  • 3°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 13km/hN 5°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 06:24 JST
  • Sunset: 16:58 JST
  • ▼
  • Tuesday
  • 10. Nov 2026
  • 13°C
  • 4°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 12km/hN 353°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 06:25 JST
  • Sunset: 16:57 JST
  • ▼
cloud-filled, damp and sunny weather is expected.
Rain is forecasted for Monday, Wednesday through Friday.
Significant changes in temperature are expected in the next ten days. Maximum temperatures are forecasted between 11°C and 18°C, while there will be also a marked difference in overnight low temperatures, as the minimum temperature is expected to range between 3°C and 11°C.
The warmest day is today, with a maximum temperature of 18°C; the coldest day will be next Sunday, with a maximum of 11°C.
Updated: Oct 31, 2026 @ 23:11:51 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, in Koya, sunshine will dominate, with only occasional cloud cover.

Today, the highest temperature will be 18°C, while the lowest temperature will be 10°C.
Today, the highest temperature will be slightly warmer than the average maximum temperature in November. Today, the lowest temperature will be also slightly warmer than the average low temperature.

On Sunday, in Koya, sunrise was at 06:17 and sunset will be at 17:05 (JST).

Today, the daylight will last for 10h and 48min.