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 October 2026 Sat 13.3 ° C ( 55.9°F )  Sunny |
Feels Like : 11.4 ° C / 52.5°F Humidity : % 69 Pressure : 1028 mb Wind Speed : 7.9 kmph / 4.9 miles from NNE 
Visibility : 10 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 |
|---|---|---|---|---|---|---|---|
| 03 October 2026 Sat | Sunny |
8.4 ° C | 16.3 ° C | 12.2 ° C | % 70 | 13.3 km/h | 10% |
| 04 October 2026 Sun | Sunny |
8.8 ° C | 21.3 ° C | 14.3 ° C | % 68 | 19.1 km/h | 36% |
| 05 October 2026 Mon | Sunny |
7.1 ° C | 16.2 ° C | 11.3 ° C | % 60 | 21.6 km/h | 4% |
| 06 October 2026 Tue | Sunny |
5.9 ° C | 18 ° C | 11.4 ° C | % 59 | 19.1 km/h | 4% |
| 07 October 2026 Wed | Sunny |
11.5 ° C | 24.1 ° C | 16.5 ° C | % 64 | 24.5 km/h | 18% |
| 08 October 2026 Thu |  Partly Cloudy |
10.7 ° C | 20.7 ° C | 15 ° C | % 64 | 19.4 km/h | 9% |
| 09 October 2026 Fri |  Overcast |
9.4 ° C | 17.2 ° C | 13.2 ° C | % 53 | 25.6 km/h | 13% |
| 10 October 2026 Sat | Sunny |
13 ° C | 23.3 ° C | 16.6 ° C | % 70 | 14.4 km/h | 10% |
| 11 October 2026 Sun | Sunny |
14.7 ° C | 26.6 ° C | 20.3 ° C | % 69 | 31 km/h | 17% |
| 12 October 2026 Mon |  Patchy rain nearby |
17.9 ° C | 22.4 ° C | 20.2 ° C | % 90 | 34.2 km/h | 80% |
| 13 October 2026 Tue | Sunny |
9.4 ° C | 19.9 ° C | 13.8 ° C | % 63 | 30.2 km/h | 57% |
| 14 October 2026 Wed | Sunny |
8.1 ° C | 19.7 ° C | 13.4 ° C | % 67 | 18.4 km/h | 9% |
| 15 October 2026 Thu | Sunny |
7.1 ° C | 14.3 ° C | 10.3 ° C | % 74 | 17.6 km/h | 7% |
| 16 October 2026 Fri | Sunny |
5.6 ° C | 13.5 ° C | 8.6 ° C | % 76 | 27.4 km/h | 79% |
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