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
| 01 February 2026 Sun -8.7 ° C ( 16.3°F )  Light snow |
Feels Like : -12.3 ° C / 9.9°F Humidity : % 73 Pressure : 1026 mb Wind Speed : 6.5 kmph / 4 miles from N 
Visibility : 6.4 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
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 |
|---|---|---|---|---|---|---|---|
| 31 January 2026 Sat |  Light freezing rain |
-16.4 ° C | -7.7 ° C | -11.7 ° C | % 78 | 12.6 km/h | 88% |
| 01 February 2026 Sun |  Overcast |
-13.6 ° C | -1.2 ° C | -8.6 ° C | % 79 | 11.9 km/h | 0% |
| 02 February 2026 Mon | Overcast |
-18.2 ° C | -3 ° C | -10.1 ° C | % 92 | 20.5 km/h | 0% |
| 03 February 2026 Tue | Overcast |
-10.9 ° C | -4 ° C | -6.3 ° C | % 84 | 15.1 km/h | 0% |
| 04 February 2026 Wed |  Partly Cloudy |
-15.7 ° C | -6.6 ° C | -11 ° C | % 89 | 13 km/h | 0% |
| 05 February 2026 Thu |  Mist |
-15.5 ° C | -3.3 ° C | -10.2 ° C | % 93 | 22.7 km/h | 0% |
| 06 February 2026 Fri | Light snow |
-16.1 ° C | -2.1 ° C | -7.5 ° C | % 87 | 29.2 km/h | 82% |
| 07 February 2026 Sat |  Sunny |
-19.8 ° C | -13.9 ° C | -17.5 ° C | % 82 | 29.2 km/h | 0% |
| 08 February 2026 Sun | Mist |
-20.2 ° C | -9.3 ° C | -14.1 ° C | % 90 | 18.7 km/h | 70% |
| 09 February 2026 Mon | Light snow |
-18.1 ° C | -10.5 ° C | -13 ° C | % 87 | 22.3 km/h | 62% |
| 10 February 2026 Tue | Partly Cloudy |
-20.7 ° C | -12.7 ° C | -17.3 ° C | % 81 | 27.7 km/h | 0% |
| 11 February 2026 Wed | Mist |
-18.2 ° C | -7.4 ° C | -12.9 ° C | % 89 | 16.6 km/h | 0% |
| 12 February 2026 Thu |  Moderate or heavy snow showers |
-13.4 ° C | -6.4 ° C | -8.5 ° C | % 93 | 14.8 km/h | 89% |
| 13 February 2026 Fri |  Heavy snow |
-3.6 ° C | -0.7 ° C | -2.1 ° C | % 97 | 25.6 km/h | 80% |
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