St Clair County International Airport Weather Forecast 15 Days, Weather in PHN Today
Current weather conditions and 15 day weather forecast for St Clair County International Airport, Michigan, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at St Clair County International Airport
| 13 February 2026 Friday -13.7 ° C / 7.3°F  Sunny |
Feels Like : -19 ° C / -2.1°F Humidity : % 85 Pressure : 1024 mb Wind Speed : 8.3 kmph / 5.1 miles from SW  Visibility : 14 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for St Clair County International Airport, MI, USA
Weather Forecast for next 15 Days for St Clair County International Airport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in St Clair County International Airport, Michigan state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 13 February 2026 Friday | Sunny |
-11.4 ° C (11.5°F) |
8.2 ° C (46.8°F) |
-4.1 ° C (24.6°F) |
% 79 | 0% | 0.4 | Sunrise:07:30 AM Sunset: 05:59 PM |
Moonrise:05:29 AM Moonset: 01:52 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday |  Freezing fog |
-3.3 ° C (26.1°F) |
-1.5 ° C (29.3°F) |
-2.1 ° C (28.2°F) |
% 96 | 0% | 0.4 | Sunrise:07:29 AM Sunset: 06:00 PM |
Moonrise:06:10 AM Moonset: 02:57 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Freezing fog |
-2.1 ° C (28.2°F) |
0.8 ° C (33.4°F) |
-0.8 ° C (30.6°F) |
% 98 | 0% | 0.4 | Sunrise:07:28 AM Sunset: 06:02 PM |
Moonrise:06:43 AM Moonset: 04:06 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday |  Partly Cloudy |
-1.6 ° C (29.2°F) |
4.3 ° C (39.7°F) |
0.7 ° C (33.3°F) |
% 85 | 0% | 0.5 | Sunrise:07:26 AM Sunset: 06:03 PM |
Moonrise:07:12 AM Moonset: 05:17 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Partly Cloudy |
-0.2 ° C (31.6°F) |
7.5 ° C (45.5°F) |
3.2 ° C (37.7°F) |
% 85 | 0% | 0 | Sunrise:07:25 AM Sunset: 06:04 PM |
Moonrise:07:36 AM Moonset: 06:28 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday |  Moderate rain |
1.3 ° C (34.3°F) |
5.5 ° C (41.8°F) |
3.4 ° C (38.1°F) |
% 97 | 86% | 1 | Sunrise:07:23 AM Sunset: 06:06 PM |
Moonrise:07:57 AM Moonset: 07:40 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday |  Patchy rain nearby |
-0.9 ° C (30.4°F) |
3.4 ° C (38.1°F) |
2.7 ° C (36.9°F) |
% 83 | 73% | 1 | Sunrise:07:22 AM Sunset: 06:07 PM |
Moonrise:08:17 AM Moonset: 08:52 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Overcast |
1.3 ° C (34.3°F) |
4.9 ° C (40.7°F) |
4.5 ° C (40.1°F) |
% 76 | 0% | 1 | Sunrise:07:20 AM Sunset: 06:08 PM |
Moonrise:08:37 AM Moonset: 10:05 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday |  Heavy snow |
-1.9 ° C (28.5°F) |
1.7 ° C (35.1°F) |
-0 ° C (32°F) |
% 88 | 77% | 1 | Sunrise:07:19 AM Sunset: 06:09 PM |
Moonrise:09:00 AM Moonset: 11:22 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday | Partly Cloudy |
-4.7 ° C (23.5°F) |
0.5 ° C (32.8°F) |
-2.5 ° C (27.5°F) |
% 72 | 0% | 2 | Sunrise:07:17 AM Sunset: 06:11 PM |
Moonrise:09:27 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday | Patchy rain nearby |
-2.6 ° C (27.4°F) |
9.2 ° C (48.6°F) |
2.7 ° C (36.9°F) |
% 77 | 66% | 1 | Sunrise:07:16 AM Sunset: 06:12 PM |
Moonrise:09:59 AM Moonset: 12:39 AM Moon Phase ( Waxing Crescent ) |
|
| 24 February 2026 Tuesday |  Patchy moderate snow |
-3.2 ° C (26.2°F) |
2.4 ° C (36.4°F) |
-0.5 ° C (31.1°F) |
% 82 | 63% | 1 | Sunrise:07:14 AM Sunset: 06:13 PM |
Moonrise:10:41 AM Moonset: 01:57 AM Moon Phase ( First Quarter ) |
|
| 25 February 2026 Wednesday | Moderate rain |
2 ° C (35.7°F) |
8.1 ° C (46.6°F) |
5.7 ° C (42.3°F) |
% 99 | 88% | 2 | Sunrise:07:12 AM Sunset: 06:14 PM |
Moonrise:11:35 AM Moonset: 03:11 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 February 2026 Thursday | Moderate rain |
-4.4 ° C (24°F) |
2.9 ° C (37.2°F) |
1.7 ° C (35°F) |
% 96 | 84% | 1 | Sunrise:07:11 AM Sunset: 06:16 PM |
Moonrise:12:40 PM Moonset: 04:15 AM Moon Phase ( Waxing Gibbous ) |
|
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