Rishiri Airport (RIS) 15 Day Weather Forecast, Rishiri Japan
Current weather conditions and 15 day weather forecast for Rishiri Airport in Rishiri, Japan including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at RIS
| 15 September 2026 Tue 18.3 ° C ( 65°F )  Clear |
Feels Like : 14.5 ° C / 58.1°F Humidity : % 60 Pressure : 1016 mb Wind Speed : 20.5 kmph / 12.8 miles from SW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Rishiri Airport, Rishiri, Japan
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 15 September 2026 Tue | Sunny |
17.7 ° C | 18.7 ° C | 18.1 ° C | % 57 | 40.7 km/h | 5% |
| 16 September 2026 Wed | Sunny |
18.8 ° C | 20.1 ° C | 19.6 ° C | % 69 | 30.2 km/h | 57% |
| 17 September 2026 Thu | Sunny |
19.4 ° C | 20.2 ° C | 19.8 ° C | % 71 | 11.5 km/h | 36% |
| 18 September 2026 Fri | Sunny |
17.5 ° C | 19.9 ° C | 18.8 ° C | % 68 | 20.5 km/h | 5% |
| 19 September 2026 Sat | Sunny |
15.9 ° C | 19.7 ° C | 17.4 ° C | % 68 | 29.5 km/h | 8% |
| 20 September 2026 Sun | Sunny |
15.7 ° C | 17.2 ° C | 16.9 ° C | % 76 | 29.5 km/h | 11% |
| 21 September 2026 Mon | Sunny |
17.2 ° C | 19.1 ° C | 18.6 ° C | % 73 | 10.8 km/h | 11% |
| 22 September 2026 Tue |  Overcast |
19 ° C | 19.6 ° C | 19.3 ° C | % 81 | 11.9 km/h | 15% |
| 23 September 2026 Wed | Overcast |
16 ° C | 19.2 ° C | 17.4 ° C | % 72 | 42.5 km/h | 15% |
| 24 September 2026 Thu | Sunny |
15.6 ° C | 17.6 ° C | 16.3 ° C | % 53 | 26.3 km/h | 5% |
| 25 September 2026 Fri | Overcast |
17.2 ° C | 18.6 ° C | 17.8 ° C | % 64 | 42.8 km/h | 57% |
| 26 September 2026 Sat |  Patchy rain nearby |
15.8 ° C | 18.7 ° C | 16.9 ° C | % 74 | 55.4 km/h | 79% |
| 27 September 2026 Sun | Patchy rain nearby |
15 ° C | 15.6 ° C | 15.3 ° C | % 61 | 45 km/h | 57% |
| 28 September 2026 Mon | Sunny |
12.8 ° C | 15.2 ° C | 13.9 ° C | % 57 | 34.9 km/h | 36% |
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