Weather forecast for 10 days
Koyasu, Japan

Weather forecast for the weekend

Saturday, 31. May

Rain
04:27

18:53
JST
Rain
22°C / 17°C
  • Wind: 15km/h NW
  • Humidity: 80%
  • Precip. probability: 81%
  • Precipitation: 8mm
  • UV index: 8
On Saturday, May 31, expect widespread rain, bringing wet conditions throughout the day.
The likelihood of precipitation is high. However, the rainfall will be light. Temperature readings will slightly shift from a daytime peak of a pleasant 22°C to a nighttime low of an enjoyable 17°C.
Saturday's forecasted high will be in line with May's typical peak of 21.2°C.
Sunrise will be at 04:27 and sunset at 18:53; the daylight will last for 14h and 25min.

Sunday, 01. Jun

Partly Cloudy
04:27

18:53
JST
Partly Cloudy
25°C / 17°C
  • Wind: 11km/h S
  • Humidity: 66%
  • Precip. probability: 19%
  • Precipitation: 0mm
  • UV index: 9
On Sunday, in Koyasu, a pleasant mix of sun and clouds will define the day.
Rainfall is not anticipated. Temperatures are forecasted to range from a maximum of a moderately hot 25°C to a minimum of an enjoyable 17°C.
On Sunday, the high of 25°C will be higher and more in line with June's typical maximum of 23.4°C than May's 21.2°C.
Sunrise will be at 04:27 and sunset at 18:53; the daylight will last for 14h and 26min.

Frequently asked questions

What is the weather forecast for Koyasu for Saturday?
On Saturday, expect widespread rain, bringing wet conditions throughout the day.
Will it rain on Saturday?
With a probability of 81%, light precipitation of 8mm is expected on Saturday.
What will be the maximum temperature on Saturday?
On Saturday, the highest temperature will be 22°C, while the lowest temperature will be 17°C.
What is the weather forecast for Koyasu for Sunday?
On Sunday, in Koyasu, thin clouds will pass through at times, but overall, it will remain bright.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the highest temperature on Sunday?
On Sunday, the maximum temperature will be 25°C, while the minimum temperature will be 17°C.
What is the weather forecast for Koyasu for the next ten days?
In Koyasu, a combination of gloomy and damp weather is expected for the next ten days.
Will it rain in the next ten days?
Rainfall is predicted for Tuesday, Thursday through Saturday, next Tuesday and Thursday in Koyasu. Friday, with intense precipitation of 40mm, will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will vary between 18°C and 26°C, while the minimum temperature will be between 16°C and 19°C.
What will be the warmest and the coldest days?
With a maximum temperature of 26°C, Monday and next Wednesday will be the warmest days. With a maximum temperature of 18°C, Friday will be the coldest day.

Long-term weather forecast

Tue27.May
  • 20°C
  • 16°C
Showers
Showers
  • Wind: 13km/h NE
  • Humidity: 64%
  • UV index: 4
  • Precip. probability: 48%
  • Precipitation: 4mm
  • 04:29 18:50 JST
Wed28.May
  • 24°C
  • 16°C
Cloudy
Cloudy
  • Wind: 12km/h NE
  • Humidity: 61%
  • UV index: 6
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 04:29 18:51 JST
Thu29.May
  • 22°C
  • 16°C
Cloudy
Cloudy
  • Wind: 8km/h ESE
  • Humidity: 58%
  • UV index: 4
  • Precip. probability: 24%
  • Precipitation: 14mm
  • 04:28 18:51 JST
Fri30.May
  • 18°C
  • 16°C
Rain
Rain
  • Wind: 21km/h NNE
  • Humidity: 82%
  • UV index: 4
  • Precip. probability: 97%
  • Precipitation: 40mm
  • 04:28 18:52 JST
Sat31.May
  • 22°C
  • 17°C
Rain
Rain
  • Wind: 15km/h NW
  • Humidity: 80%
  • UV index: 8
  • Precip. probability: 81%
  • Precipitation: 8mm
  • 04:27 18:53 JST
Sun01.Jun
  • 25°C
  • 17°C
Partly Cloudy
Partly Cloudy
  • Wind: 11km/h S
  • Humidity: 66%
  • UV index: 9
  • Precip. probability: 19%
  • Precipitation: 0mm
  • 04:27 18:53 JST
Mon02.Jun
  • 26°C
  • 19°C
Partly Cloudy
Partly Cloudy
  • Wind: 12km/h SSE
  • Humidity: 65%
  • UV index: 9
  • Precip. probability: 17%
  • Precipitation: 0mm
  • 04:27 18:54 JST
Tue03.Jun
  • 25°C
  • 19°C
Rain
Rain
  • Wind: 11km/h SSE
  • Humidity: 68%
  • UV index: 8
  • Precip. probability: 62%
  • Precipitation: 13mm
  • 04:27 18:55 JST
Wed04.Jun
  • 26°C
  • 19°C
Partly Cloudy
Partly Cloudy
  • Wind: 9km/h E
  • Humidity: 64%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 04:26 18:55 JST
Thu05.Jun
  • 25°C
  • 19°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 12km/h SE
  • Humidity: 66%
  • UV index: 8
  • Precip. probability: 18%
  • Precipitation: 1mm
  • 04:26 18:56 JST
For the next ten days, a combination of gloomy and showery weather is expected.
Rainfall is predicted for Tuesday, Thursday through Saturday, next Tuesday and Thursday.
Temperature differences will be noticeable over the next several days. The temperature is expected to swing from 18°C up to 26°C, while the lowest nighttime temperatures will be relatively consistent, as the minimum temperature will fluctuate between 16°C and 19°C.
With a maximum temperature of 26°C, Monday and next Wednesday will be the warmest days in Koyasu; with the highest temperature of 18°C, Friday will be the coldest day.
Updated: May 26, 2025 @ 23:50:44 UTC
Published by: Weather Atlas | About Us
Data Sources | |
Weather Forecasting & Climate
englishespañol中文
Share