Current weather conditions and 15 day weather forecast for Merck/Upper Gwynedd Heliport, 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.
| 20 March 2026 Friday 7.3 ° C / 45.1°F ![]() Sunny |
Feels Like : 5.4 ° C / 41.7°F Humidity : % 68 Pressure : 1019 mb Wind Speed : 10.1 kmph / 6.3 miles from SSW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 20 March 2026 Friday | Patchy rain nearby |
0.8 ° C (33.4°F) |
20.7 ° C (69.3°F) |
9.9 ° C (49.8°F) |
% 67 | 84% | 0.9 | Sunrise:07:04 AM Sunset: 07:13 PM |
Moonrise:07:38 AM Moonset: 09:29 PM Moon Phase ( Waxing Crescent ) |
|
| 21 March 2026 Saturday | Cloudy |
5.5 ° C (41.8°F) |
10.9 ° C (51.6°F) |
9.5 ° C (49.2°F) |
% 81 | 0% | 1.1 | Sunrise:07:03 AM Sunset: 07:15 PM |
Moonrise:08:05 AM Moonset: 10:46 PM Moon Phase ( Waxing Crescent ) |
|
| 22 March 2026 Sunday | Overcast |
3.6 ° C (38.5°F) |
15.5 ° C (59.9°F) |
9 ° C (48.1°F) |
% 90 | 0% | 0.7 | Sunrise:07:01 AM Sunset: 07:16 PM |
Moonrise:08:39 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 March 2026 Monday | Heavy rain |
3 ° C (37.4°F) |
11.3 ° C (52.3°F) |
9.1 ° C (48.4°F) |
% 76 | 84% | 1.1 | Sunrise:07:00 AM Sunset: 07:17 PM |
Moonrise:09:21 AM Moonset: 12:04 AM Moon Phase ( Waxing Crescent ) |
|
| 24 March 2026 Tuesday | Sunny |
-1.3 ° C (29.6°F) |
8.3 ° C (47°F) |
2.6 ° C (36.6°F) |
% 45 | 0% | 0 | Sunrise:06:58 AM Sunset: 07:18 PM |
Moonrise:10:12 AM Moonset: 01:20 AM Moon Phase ( Waxing Crescent ) |
|
| 25 March 2026 Wednesday | Overcast |
1.7 ° C (35.1°F) |
10.1 ° C (50.2°F) |
5 ° C (41.1°F) |
% 59 | 0% | 2 | Sunrise:06:56 AM Sunset: 07:19 PM |
Moonrise:11:14 AM Moonset: 02:27 AM Moon Phase ( First Quarter ) |
|
| 26 March 2026 Thursday | Patchy rain nearby |
6.9 ° C (44.5°F) |
13.5 ° C (56.3°F) |
10.8 ° C (51.5°F) |
% 88 | 88% | 3 | Sunrise:06:55 AM Sunset: 07:20 PM |
Moonrise:12:24 PM Moonset: 03:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 March 2026 Friday | Patchy rain nearby |
2.1 ° C (35.8°F) |
7.5 ° C (45.5°F) |
7.2 ° C (45°F) |
% 52 | 66% | 2 | Sunrise:06:53 AM Sunset: 07:21 PM |
Moonrise:01:38 PM Moonset: 04:08 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 March 2026 Saturday | Sunny |
-2.8 ° C (26.9°F) |
9.7 ° C (49.5°F) |
3.6 ° C (38.4°F) |
% 43 | 0% | 2 | Sunrise:06:51 AM Sunset: 07:22 PM |
Moonrise:02:51 PM Moonset: 04:43 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 March 2026 Sunday | Patchy rain nearby |
3.1 ° C (37.7°F) |
9 ° C (48.3°F) |
6.6 ° C (43.9°F) |
% 76 | 80% | 2 | Sunrise:06:50 AM Sunset: 07:23 PM |
Moonrise:04:01 PM Moonset: 05:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 March 2026 Monday | Patchy rain nearby |
-1.4 ° C (29.5°F) |
4 ° C (39.3°F) |
3.5 ° C (38.3°F) |
% 73 | 84% | 1 | Sunrise:06:48 AM Sunset: 07:24 PM |
Moonrise:05:09 PM Moonset: 05:37 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 March 2026 Tuesday | Patchy rain nearby |
3.5 ° C (38.3°F) |
6.9 ° C (44.5°F) |
4.8 ° C (40.7°F) |
% 78 | 78% | 1 | Sunrise:06:46 AM Sunset: 07:25 PM |
Moonrise:06:15 PM Moonset: 05:59 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 April 2026 Wednesday | Patchy rain nearby |
2.5 ° C (36.6°F) |
14.4 ° C (58°F) |
7.9 ° C (46.1°F) |
% 95 | 88% | 2 | Sunrise:06:45 AM Sunset: 07:26 PM |
Moonrise:07:19 PM Moonset: 06:20 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 April 2026 Thursday | Patchy rain nearby |
1.3 ° C (34.3°F) |
10 ° C (49.9°F) |
4.2 ° C (39.6°F) |
% 88 | 87% | 1 | Sunrise:06:43 AM Sunset: 07:27 PM |
Moonrise:08:23 PM Moonset: 06:41 AM Moon Phase ( Full Moon ) |
|