Koya weather live forecast

Today's maximum temperature in Koya is expected to be 9°C. Select a day from the live weather forecast for Koya, Japan for more weather parameters.

Saturday
7th Nov
9

4

3

2
Sunday
8th Nov
11

4

6

4
Monday
9th Nov
13

7

3

2
Tuesday
10th Nov
9

2

5

3
Wednesday
11th Nov
11

2

6

4

5-day weather forecast updated at 04:02 on Saturday 7th November 2026 GMT

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The 5-day weather forecast for Japan (Koya) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Koya weather forecast by day

Below are the detailed weather forecasts for Koya for the next 5 days.

Koya weather for Saturday 7th November 2026

Expect broken clouds in Koya, Japan with a maximum temperature of 9°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

9
°C maximum temperature
4
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
8
°C wind chill
12
kph wind from NW

Koya weather for Sunday 8th November 2026

Expect broken clouds in Koya, Japan with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.

11
°C maximum temperature
4
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
11
°C wind chill
7
kph wind from N

Koya weather for Monday 9th November 2026

Expect broken clouds in Koya, Japan with a maximum temperature of 13°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the north.

13
°C maximum temperature
7
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
5
kph wind from N

Koya weather for Tuesday 10th November 2026

Expect sunshine and showers in Koya, Japan with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 37% chance of some rain and a light breeze of 10 kph from the north.

9
°C maximum temperature
2
°C minimum temperature
sunshine and showers
5
hours of sunshine
3
UV index (Moderate)
37
% chance of some rain
<5
mm of rainfall expected
7
°C wind chill
10
kph wind from N

Koya weather for Wednesday 11th November 2026

Expect scattered clouds in Koya, Japan with a maximum temperature of 11°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north.