Niihama Airport (IHA) 15 Day Weather Forecast, Niihama Japan
Current weather conditions and 15 day weather forecast for Niihama Airport in Niihama, 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 IHA
| 14 May 2026 Thu 17.4 ° C ( 63.3°F )  Clear |
Feels Like : 17.4 ° C / 63.3°F Humidity : % 83 Pressure : 1017 mb Wind Speed : 3.6 kmph / 2.2 miles from NNE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Niihama Airport, Niihama, Japan
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 15 May 2026 Fri | Sunny |
14.5 ° C | 18.8 ° C | 16.9 ° C | % 75 | 9.4 km/h | 0% |
| 16 May 2026 Sat | Sunny |
14.7 ° C | 20.3 ° C | 17.4 ° C | % 76 | 9 km/h | 0% |
| 17 May 2026 Sun | Sunny |
15.2 ° C | 20.8 ° C | 18 ° C | % 68 | 9.7 km/h | 0% |
| 18 May 2026 Mon | Sunny |
15.7 ° C | 21.1 ° C | 18.4 ° C | % 65 | 7.6 km/h | 0% |
| 19 May 2026 Tue | Sunny |
15.4 ° C | 21.1 ° C | 18.2 ° C | % 70 | 7.9 km/h | 0% |
| 20 May 2026 Wed |  Patchy rain nearby |
17.6 ° C | 19.3 ° C | 18.3 ° C | % 90 | 15.1 km/h | 89% |
| 21 May 2026 Thu | Patchy rain nearby |
17.5 ° C | 19.7 ° C | 18.5 ° C | % 95 | 7.2 km/h | 75% |
| 22 May 2026 Fri | Patchy rain nearby |
18.2 ° C | 18.9 ° C | 18.5 ° C | % 95 | 9 km/h | 89% |
| 23 May 2026 Sat | Sunny |
16.3 ° C | 22.9 ° C | 19.3 ° C | % 71 | 12.2 km/h | 0% |
| 24 May 2026 Sun |  Moderate rain |
15 ° C | 19.5 ° C | 16.8 ° C | % 72 | 13.3 km/h | 89% |
| 25 May 2026 Mon | Patchy rain nearby |
15.8 ° C | 20.3 ° C | 17.7 ° C | % 83 | 11.5 km/h | 73% |
| 26 May 2026 Tue | Sunny |
16.3 ° C | 21.1 ° C | 18.7 ° C | % 79 | 8.6 km/h | 0% |
| 27 May 2026 Wed | Patchy rain nearby |
17 ° C | 20.4 ° C | 18.6 ° C | % 88 | 11.9 km/h | 86% |
| 28 May 2026 Thu | Patchy rain nearby |
17.7 ° C | 19.6 ° C | 18.8 ° C | % 83 | 10.8 km/h | 79% |
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