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) | 8-10 00:00:00 | 74.9 | ± 5.3 | 62.2 | ± 7.7 | 1015.4 | ± 4.1 | 7.8 | ± 5.0 | 52 | 42 | 12 | 8-10 01:00:00 | 73.3 | ± 5.5 | 62.6 | ± 7.3 | 1015.5 | ± 4.1 | 7.4 | ± 4.4 | 39 | 27 | 12 | 6 | 3 | 8-10 02:00:00 | 71.4 | ± 5.8 | 63.3 | ± 6.6 | 1015.8 | ± 4.4 | 6.2 | ± 4.1 | 42 | 36 | 15 | 3 | 3 | 8-10 03:00:00 | 70.5 | ± 5.3 | 63.0 | ± 6.9 | 1015.9 | ± 4.5 | 5.2 | ± 3.4 | 42 | 39 | 12 | 9 | 3 | 8-10 04:00:00 | 69.5 | ± 5.6 | 63.2 | ± 7.4 | 1015.9 | ± 4.6 | 5.1 | ± 3.7 | 42 | 33 | 12 | 6 | 8-10 05:00:00 | 68.2 | ± 5.7 | 63.3 | ± 7.0 | 1015.7 | ± 4.7 | 5.2 | ± 4.0 | 48 | 36 | 18 | 9 | 3 | 8-10 06:00:00 | 67.3 | ± 5.7 | 62.6 | ± 7.1 | 1015.7 | ± 4.6 | 5.4 | ± 4.0 | 42 | 39 | 15 | 9 | 3 | 8-10 07:00:00 | 66.7 | ± 6.3 | 62.0 | ± 7.0 | 1015.5 | ± 4.7 | 5.1 | ± 3.7 | 36 | 30 | 15 | 6 | 3 | 8-10 08:00:00 | 66.0 | ± 6.0 | 62.2 | ± 7.0 | 1015.5 | ± 4.6 | 5.0 | ± 3.3 | 48 | 36 | 24 | 9 | 3 | 3 | 8-10 09:00:00 | 66.0 | ± 5.9 | 61.5 | ± 7.0 | 1015.8 | ± 4.6 | 4.7 | ± 3.4 | 42 | 27 | 18 | 9 | 8-10 10:00:00 | 65.9 | ± 5.9 | 61.6 | ± 6.9 | 1016.3 | ± 4.5 | 4.7 | ± 3.2 | 58 | 36 | 18 | 9 | 3 | 3 | 8-10 11:00:00 | 67.0 | ± 5.6 | 63.0 | ± 6.7 | 1016.7 | ± 4.6 | 5.2 | ± 4.0 | 42 | 27 | 15 | 9 | 8-10 12:00:00 | 69.5 | ± 5.6 | 62.6 | ± 7.1 | 1016.8 | ± 4.5 | 5.9 | ± 4.3 | 61 | 36 | 18 | 18 | 12 | 8-10 13:00:00 | 72.4 | ± 5.3 | 63.2 | ± 7.5 | 1016.8 | ± 4.6 | 5.6 | ± 4.5 | 55 | 42 | 24 | 9 | 3 | 8-10 14:00:00 | 75.4 | ± 5.6 | 63.1 | ± 7.7 | 1016.8 | ± 4.5 | 7.7 | ± 4.3 | 67 | 55 | 27 | 6 | 8-10 15:00:00 | 77.4 | ± 5.8 | 62.9 | ± 8.0 | 1016.7 | ± 4.5 | 7.7 | ± 4.8 | 70 | 58 | 18 | 8-10 16:00:00 | 79.1 | ± 5.4 | 62.8 | ± 8.1 | 1016.3 | ± 4.4 | 8.3 | ± 4.5 | 70 | 64 | 9 | 3 | 8-10 17:00:00 | 80.2 | ± 5.5 | 62.2 | ± 7.7 | 1016.1 | ± 4.3 | 10.1 | ± 5.0 | 91 | 76 | 9 | 8-10 18:00:00 | 80.7 | ± 5.9 | 62.5 | ± 7.9 | 1015.8 | ± 4.3 | 9.8 | ± 4.6 | 88 | 70 | 12 | 8-10 19:00:00 | 80.6 | ± 5.9 | 62.7 | ± 7.7 | 1015.5 | ± 4.2 | 10.0 | ± 3.8 | 82 | 64 | 9 | 8-10 20:00:00 | 79.9 | ± 6.5 | 62.1 | ± 7.4 | 1015.0 | ± 4.2 | 8.9 | ± 4.3 | 79 | 73 | 15 | 9 | 9 | 8-10 21:00:00 | 79.1 | ± 6.3 | 62.8 | ± 7.6 | 1015.1 | ± 4.2 | 8.9 | ± 3.8 | 76 | 73 | 15 | 3 | 3 | 8-10 22:00:00 | 77.8 | ± 6.4 | 62.9 | ± 6.8 | 1015.0 | ± 4.0 | 8.7 | ± 3.9 | 58 | 52 | 12 | 3 | 8-10 23:00:00 | 75.8 | ± 6.1 | 62.7 | ± 6.5 | 1015.2 | ± 4.1 | 7.6 | ± 3.6 | 64 | 52 | 9 | 3 | 3 |