Mailing Address:
Pennsylvania State Climatologist503 Walker Building
University Park, PA 16802
| Cloud Ceiling (% less than altitude) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Date and Time | Temp (°F) | STDV Temp (°F) | Dew Pt (°F) | STDV Dew Pt (°F) | Pressure (mb) | STDV Pressure (mb) | Wind (mph) | STDV Wind (mph) | 10000 (ft) | 5000 (ft) | 2000 (ft) | 1000 (ft) | 500 (ft) | 100 (ft) | 5-20 00:00:00 | 63.9 | ± 9.6 | 48.4 | ± 9.5 | 1015.2 | ± 6.3 | 8.1 | ± 3.9 | 58 | 17 | 8 | 5-20 01:00:00 | 60.7 | ± 8.4 | 48.5 | ± 9.0 | 1015.6 | ± 5.6 | 7.8 | ± 4.5 | 33 | 17 | 17 | 8 | 5-20 02:00:00 | 59.1 | ± 7.9 | 48.3 | ± 9.0 | 1016.2 | ± 6.0 | 6.8 | ± 3.0 | 33 | 17 | 8 | 8 | 5-20 03:00:00 | 57.8 | ± 7.6 | 48.1 | ± 8.7 | 1016.2 | ± 6.0 | 6.6 | ± 2.9 | 25 | 17 | 17 | 8 | 5-20 04:00:00 | 56.4 | ± 7.2 | 47.9 | ± 8.5 | 1016.2 | ± 6.1 | 6.3 | ± 3.5 | 42 | 17 | 17 | 8 | 5-20 05:00:00 | 55.4 | ± 7.2 | 48.3 | ± 8.3 | 1016.2 | ± 6.1 | 6.0 | ± 4.1 | 50 | 17 | 8 | 8 | 5-20 06:00:00 | 54.5 | ± 7.1 | 47.4 | ± 8.4 | 1016.0 | ± 6.1 | 5.3 | ± 4.0 | 50 | 17 | 8 | 8 | 5-20 07:00:00 | 54.2 | ± 7.7 | 47.8 | ± 9.6 | 1015.7 | ± 6.2 | 5.4 | ± 4.2 | 58 | 33 | 17 | 17 | 8 | 5-20 08:00:00 | 52.9 | ± 6.8 | 47.2 | ± 7.7 | 1015.9 | ± 6.1 | 6.4 | ± 3.7 | 58 | 33 | 17 | 17 | 8 | 5-20 09:00:00 | 53.4 | ± 7.5 | 47.5 | ± 8.3 | 1015.6 | ± 5.9 | 6.3 | ± 3.4 | 58 | 33 | 17 | 8 | 8 | 5-20 10:00:00 | 53.0 | ± 6.9 | 46.9 | ± 7.5 | 1016.5 | ± 6.1 | 5.7 | ± 3.7 | 75 | 42 | 25 | 5-20 11:00:00 | 54.8 | ± 7.6 | 48.8 | ± 8.0 | 1016.7 | ± 6.3 | 5.6 | ± 3.8 | 67 | 50 | 17 | 5-20 12:00:00 | 56.7 | ± 7.4 | 48.9 | ± 7.9 | 1017.2 | ± 6.1 | 6.3 | ± 4.0 | 83 | 50 | 25 | 5-20 13:00:00 | 60.2 | ± 8.0 | 50.1 | ± 8.4 | 1017.1 | ± 6.1 | 7.5 | ± 3.7 | 75 | 50 | 17 | 5-20 14:00:00 | 62.6 | ± 8.7 | 49.7 | ± 8.9 | 1017.0 | ± 6.2 | 8.4 | ± 3.9 | 75 | 67 | 17 | 8 | 8 | 8 | 5-20 15:00:00 | 64.8 | ± 9.5 | 49.7 | ± 9.0 | 1016.7 | ± 6.1 | 8.8 | ± 3.9 | 67 | 58 | 17 | 5-20 16:00:00 | 65.8 | ± 10.1 | 49.0 | ± 8.4 | 1016.6 | ± 5.9 | 10.1 | ± 4.7 | 75 | 67 | 8 | 5-20 17:00:00 | 67.3 | ± 10.5 | 48.4 | ± 9.2 | 1016.2 | ± 5.9 | 10.4 | ± 4.5 | 83 | 50 | 8 | 5-20 18:00:00 | 68.9 | ± 10.7 | 48.6 | ± 9.3 | 1015.7 | ± 6.0 | 10.8 | ± 3.9 | 67 | 67 | 17 | 8 | 5-20 19:00:00 | 69.0 | ± 10.7 | 47.6 | ± 9.7 | 1015.4 | ± 6.1 | 11.0 | ± 4.0 | 75 | 67 | 17 | 8 | 5-20 20:00:00 | 68.9 | ± 10.5 | 47.3 | ± 9.1 | 1015.3 | ± 6.0 | 10.9 | ± 4.1 | 75 | 67 | 17 | 5-20 21:00:00 | 68.6 | ± 9.9 | 47.4 | ± 10.1 | 1015.0 | ± 6.0 | 10.9 | ± 4.1 | 67 | 58 | 8 | 5-20 22:00:00 | 66.8 | ± 9.2 | 47.0 | ± 9.9 | 1015.5 | ± 5.6 | 10.1 | ± 3.5 | 50 | 42 | 17 | 5-20 23:00:00 | 66.0 | ± 9.3 | 46.9 | ± 10.3 | 1015.4 | ± 6.1 | 9.2 | ± 3.9 | 58 | 42 | 8 |