St Clair County International Airport (PHN) 15 Day Weather Forecast, Port Huron United States
Current weather conditions and 15 day weather forecast for St Clair County International Airport in Port Huron, United States 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 PHN
| 24 June 2026 Wed 12 ° C ( 53.6°F )  Clear |
Feels Like : 11.4 ° C / 52.6°F Humidity : % 94 Pressure : 1021 mb Wind Speed : 7.6 kmph / 4.7 miles from N 
Visibility : 14 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for St Clair County International Airport, Port Huron, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 24 June 2026 Wed |  Patchy rain nearby |
11.6 ° C | 25.3 ° C | 16.7 ° C | % 72 | 11.5 km/h | 57% |
| 25 June 2026 Thu | Patchy rain nearby |
14.3 ° C | 24.6 ° C | 18.2 ° C | % 82 | 20.9 km/h | 79% |
| 26 June 2026 Fri | Sunny |
13.2 ° C | 21.9 ° C | 17.4 ° C | % 84 | 13.3 km/h | 17% |
| 27 June 2026 Sat | Patchy rain nearby |
13.9 ° C | 24 ° C | 18.7 ° C | % 82 | 14 km/h | 44% |
| 28 June 2026 Sun | Sunny |
16 ° C | 26.1 ° C | 19.9 ° C | % 74 | 16.2 km/h | 7% |
| 29 June 2026 Mon |  Cloudy |
17 ° C | 30.5 ° C | 23.9 ° C | % 77 | 16.9 km/h | 10% |
| 30 June 2026 Tue | Sunny |
22.9 ° C | 33.2 ° C | 28 ° C | % 76 | 22.3 km/h | 8% |
| 01 July 2026 Wed | Sunny |
23.2 ° C | 33.3 ° C | 28.4 ° C | % 76 | 16.6 km/h | 9% |
| 02 July 2026 Thu | Patchy rain nearby |
23.3 ° C | 32.5 ° C | 27.7 ° C | % 78 | 10.4 km/h | 61% |
| 03 July 2026 Fri | Patchy rain nearby |
22.5 ° C | 33.8 ° C | 28.1 ° C | % 73 | 18 km/h | 59% |
| 04 July 2026 Sat | Sunny |
21.9 ° C | 31.3 ° C | 25.9 ° C | % 71 | 19.1 km/h | 6% |
| 05 July 2026 Sun | Sunny |
19.4 ° C | 28.5 ° C | 23.3 ° C | % 69 | 16.9 km/h | 5% |
| 06 July 2026 Mon | Patchy rain nearby |
18.6 ° C | 30.4 ° C | 24 ° C | % 67 | 13.3 km/h | 57% |
| 07 July 2026 Tue | Patchy rain nearby |
19.4 ° C | 24.7 ° C | 21.6 ° C | % 86 | 14.4 km/h | 67% |
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