St. Marys Weather Forecast 15 Days, Weather in St. Marys Today
Current weather conditions and 15 day weather forecast for St. Marys, Pennsylvania, 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. Marys
| 14 February 2026 Saturday -3.9 ° C / 25°F  Clear |
Feels Like : -8 ° C / 17.6°F Humidity : % 55 Pressure : 1019 mb Wind Speed : 10.1 kmph / 6.3 miles from WSW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for St. Marys, PA, USA
Weather Forecast for next 15 Days for St. Marys 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. Marys, Pennsylvania 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 |  Overcast |
-13 ° C (8.6°F) |
-2.1 ° C (28.2°F) |
-7.3 ° C (18.8°F) |
% 76 | 0% | 0.5 | Sunrise:07:12 AM Sunset: 05:46 PM |
Moonrise:05:05 AM Moonset: 01:42 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Overcast |
-4.8 ° C (23.4°F) |
0.8 ° C (33.4°F) |
-1.3 ° C (29.6°F) |
% 89 | 0% | 0.3 | Sunrise:07:11 AM Sunset: 05:47 PM |
Moonrise:05:48 AM Moonset: 02:46 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday |  Freezing fog |
-1.3 ° C (29.7°F) |
7.1 ° C (44.8°F) |
2 ° C (35.6°F) |
% 90 | 0% | 0.3 | Sunrise:07:09 AM Sunset: 05:48 PM |
Moonrise:06:22 AM Moonset: 03:54 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday |  Fog |
1 ° C (33.8°F) |
2 ° C (35.6°F) |
1.8 ° C (35.3°F) |
% 97 | 0% | 0.4 | Sunrise:07:08 AM Sunset: 05:50 PM |
Moonrise:06:51 AM Moonset: 05:04 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday | Fog |
-1.5 ° C (29.2°F) |
6.5 ° C (43.6°F) |
1.9 ° C (35.4°F) |
% 97 | 0% | 0.5 | Sunrise:07:06 AM Sunset: 05:51 PM |
Moonrise:07:17 AM Moonset: 06:13 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday |  Moderate rain |
0.3 ° C (32.6°F) |
8.2 ° C (46.8°F) |
2.9 ° C (37.3°F) |
% 98 | 80% | 0 | Sunrise:07:05 AM Sunset: 05:52 PM |
Moonrise:07:39 AM Moonset: 07:24 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday |  Mist |
-1.7 ° C (28.9°F) |
3.6 ° C (38.5°F) |
1.2 ° C (34.1°F) |
% 93 | 0% | 1 | Sunrise:07:04 AM Sunset: 05:53 PM |
Moonrise:08:01 AM Moonset: 08:34 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Moderate or heavy freezing rain |
-1.1 ° C (30°F) |
1.5 ° C (34.7°F) |
0.8 ° C (33.5°F) |
% 97 | 79% | 1 | Sunrise:07:02 AM Sunset: 05:54 PM |
Moonrise:08:23 AM Moonset: 09:47 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday |  Light snow |
-7.1 ° C (19.3°F) |
-3.1 ° C (26.4°F) |
-4.4 ° C (24°F) |
% 85 | 72% | 1 | Sunrise:07:01 AM Sunset: 05:56 PM |
Moonrise:08:47 AM Moonset: 11:01 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday | Overcast |
-6 ° C (21.2°F) |
-0 ° C (31.9°F) |
-3.7 ° C (25.3°F) |
% 79 | 0% | 1 | Sunrise:06:59 AM Sunset: 05:57 PM |
Moonrise:09:15 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday |  Moderate snow |
-6 ° C (21.1°F) |
-2.1 ° C (28.3°F) |
-3.7 ° C (25.3°F) |
% 88 | 73% | 1 | Sunrise:06:58 AM Sunset: 05:58 PM |
Moonrise:09:48 AM Moonset: 12:17 AM Moon Phase ( Waxing Crescent ) |
|
| 24 February 2026 Tuesday |  Partly Cloudy |
-8.3 ° C (17°F) |
0.9 ° C (33.5°F) |
-4.4 ° C (24.1°F) |
% 85 | 0% | 2 | Sunrise:06:56 AM Sunset: 05:59 PM |
Moonrise:10:31 AM Moonset: 01:35 AM Moon Phase ( First Quarter ) |
|
| 25 February 2026 Wednesday | Overcast |
-6.2 ° C (20.9°F) |
3.6 ° C (38.5°F) |
-1.4 ° C (29.5°F) |
% 82 | 0% | 1 | Sunrise:06:55 AM Sunset: 06:00 PM |
Moonrise:11:25 AM Moonset: 02:47 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 February 2026 Thursday |  Patchy rain nearby |
1.5 ° C (34.8°F) |
2.8 ° C (37°F) |
2.2 ° C (35.9°F) |
% 91 | 85% | 1 | Sunrise:06:53 AM Sunset: 06:01 PM |
Moonrise:12:30 PM Moonset: 03:51 AM Moon Phase ( Waxing Gibbous ) |
|
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