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
| 01 April 2026 Wednesday 14.3 ° C / 57.7°F  Partly cloudy |
Feels Like : 13.7 ° C / 56.6°F Humidity : % 88 Pressure : 1009 mb Wind Speed : 10.8 kmph / 6.7 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0.92 mm Cloud (%) : 75 |
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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 31 March 2026 Tuesday |  Moderate rain |
8.1 ° C (46.6°F) |
26.6 ° C (79.9°F) |
18.6 ° C (65.5°F) |
% 74 | 85% | 0.7 | Sunrise:07:14 AM Sunset: 07:55 PM |
Moonrise:06:45 PM Moonset: 06:29 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday |  Overcast |
0.7 ° C (33.3°F) |
3.1 ° C (37.6°F) |
2.6 ° C (36.6°F) |
% 87 | 0% | 0.7 | Sunrise:07:12 AM Sunset: 07:57 PM |
Moonrise:07:52 PM Moonset: 06:48 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday |  Patchy rain nearby |
2.5 ° C (36.5°F) |
10.5 ° C (50.9°F) |
5.9 ° C (42.6°F) |
% 91 | 82% | 0.8 | Sunrise:07:10 AM Sunset: 07:58 PM |
Moonrise:08:58 PM Moonset: 07:07 AM Moon Phase ( Full Moon ) |
|
| 03 April 2026 Friday |  Cloudy |
3.5 ° C (38.2°F) |
22.5 ° C (72.5°F) |
16.1 ° C (60.9°F) |
% 88 | 0% | 1.4 | Sunrise:07:09 AM Sunset: 07:59 PM |
Moonrise:10:05 PM Moonset: 07:28 AM Moon Phase ( Waning Gibbous ) |
|
| 04 April 2026 Saturday | Moderate rain |
2.4 ° C (36.3°F) |
20.3 ° C (68.6°F) |
10.6 ° C (51°F) |
% 82 | 87% | 1 | Sunrise:07:07 AM Sunset: 08:00 PM |
Moonrise:11:11 PM Moonset: 07:52 AM Moon Phase ( Waning Gibbous ) |
|
| 05 April 2026 Sunday | Patchy rain nearby |
-0.2 ° C (31.6°F) |
4.8 ° C (40.6°F) |
4.7 ° C (40.5°F) |
% 72 | 85% | 0 | Sunrise:07:05 AM Sunset: 08:01 PM |
Moonrise:No moonrise Moonset: 08:20 AM Moon Phase ( Waning Gibbous ) |
|
| 06 April 2026 Monday | Partly Cloudy |
-2 ° C (28.4°F) |
4.1 ° C (39.3°F) |
0.7 ° C (33.2°F) |
% 64 | 0% | 2 | Sunrise:07:03 AM Sunset: 08:02 PM |
Moonrise:12:16 AM Moonset: 08:55 AM Moon Phase ( Waning Gibbous ) |
|
| 07 April 2026 Tuesday |  Heavy snow |
-0.6 ° C (30.9°F) |
1.6 ° C (34.9°F) |
0.2 ° C (32.3°F) |
% 92 | 68% | 1 | Sunrise:07:02 AM Sunset: 08:03 PM |
Moonrise:01:17 AM Moonset: 09:37 AM Moon Phase ( Waning Gibbous ) |
|
| 08 April 2026 Wednesday | Partly Cloudy |
-3.2 ° C (26.2°F) |
1 ° C (33.7°F) |
-1.4 ° C (29.5°F) |
% 82 | 0% | 2 | Sunrise:07:00 AM Sunset: 08:05 PM |
Moonrise:02:12 AM Moonset: 10:27 AM Moon Phase ( Waning Gibbous ) |
|
| 09 April 2026 Thursday | Partly Cloudy |
-3.1 ° C (26.5°F) |
6 ° C (42.7°F) |
1.7 ° C (35.1°F) |
% 84 | 0% | 2 | Sunrise:06:58 AM Sunset: 08:06 PM |
Moonrise:02:59 AM Moonset: 11:26 AM Moon Phase ( Waning Gibbous ) |
|
| 10 April 2026 Friday | Patchy rain nearby |
2.4 ° C (36.4°F) |
15 ° C (58.9°F) |
7.6 ° C (45.6°F) |
% 80 | 86% | 2 | Sunrise:06:57 AM Sunset: 08:07 PM |
Moonrise:03:38 AM Moonset: 12:30 PM Moon Phase ( Last Quarter ) |
|
| 11 April 2026 Saturday |  Light freezing rain |
-1.2 ° C (29.9°F) |
-0.2 ° C (31.6°F) |
-0.4 ° C (31.3°F) |
% 93 | 64% | 1 | Sunrise:06:55 AM Sunset: 08:08 PM |
Moonrise:04:10 AM Moonset: 01:38 PM Moon Phase ( Waning Crescent ) |
|
| 12 April 2026 Sunday | Light freezing rain |
-0.1 ° C (31.8°F) |
2.2 ° C (36°F) |
0.7 ° C (33.2°F) |
% 90 | 0% | 1 | Sunrise:06:53 AM Sunset: 08:09 PM |
Moonrise:04:37 AM Moonset: 02:47 PM Moon Phase ( Waning Crescent ) |
|
| 13 April 2026 Monday | Patchy rain nearby |
1.6 ° C (34.8°F) |
3.8 ° C (38.9°F) |
3 ° C (37.4°F) |
% 96 | 88% | 1 | Sunrise:06:52 AM Sunset: 08:10 PM |
Moonrise:05:00 AM Moonset: 03:57 PM Moon Phase ( Waning Crescent ) |
|
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