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
| 03 May 2026 Sun 7 ° C ( 44.6°F )  Sunny |
Feels Like : 5.5 ° C / 41.9°F Humidity : % 45 Pressure : 1016 mb Wind Speed : 7.9 kmph / 4.9 miles from ESE 
Visibility : 16 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 |
|---|---|---|---|---|---|---|---|
| 02 May 2026 Sat |  Overcast |
0.1 ° C | 7.9 ° C | 4.9 ° C | % 61 | 13.7 km/h | 0% |
| 03 May 2026 Sun |  Patchy rain nearby |
0.4 ° C | 14.8 ° C | 8.1 ° C | % 62 | 32.8 km/h | 88% |
| 04 May 2026 Mon | Patchy rain nearby |
7.8 ° C | 20 ° C | 13.6 ° C | % 76 | 29.5 km/h | 77% |
| 05 May 2026 Tue |  Heavy rain |
4.8 ° C | 10.1 ° C | 8 ° C | % 95 | 24.5 km/h | 74% |
| 06 May 2026 Wed | Patchy rain nearby |
4.6 ° C | 9.7 ° C | 6.7 ° C | % 75 | 14 km/h | 82% |
| 07 May 2026 Thu | Patchy rain nearby |
3.6 ° C | 8.1 ° C | 5.5 ° C | % 84 | 14.8 km/h | 84% |
| 08 May 2026 Fri | Patchy rain nearby |
4.8 ° C | 11.9 ° C | 8 ° C | % 81 | 13 km/h | 87% |
| 09 May 2026 Sat | Patchy rain nearby |
5.8 ° C | 12 ° C | 8.4 ° C | % 81 | 18.4 km/h | 88% |
| 10 May 2026 Sun |  Partly Cloudy |
3.9 ° C | 11.9 ° C | 7.6 ° C | % 76 | 15.5 km/h | 0% |
| 11 May 2026 Mon | Patchy rain nearby |
4.4 ° C | 11.2 ° C | 7.7 ° C | % 68 | 22.7 km/h | 0% |
| 12 May 2026 Tue | Sunny |
1.6 ° C | 9.7 ° C | 5.5 ° C | % 70 | 20.9 km/h | 0% |
| 13 May 2026 Wed | Sunny |
2.4 ° C | 11.9 ° C | 7.5 ° C | % 67 | 15.8 km/h | 0% |
| 14 May 2026 Thu | Sunny |
5.5 ° C | 16.7 ° C | 11.1 ° C | % 67 | 12.6 km/h | 0% |
| 15 May 2026 Fri | Sunny |
8 ° C | 21.4 ° C | 14.8 ° C | % 70 | 18.4 km/h | 0% |
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