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 | 77.2 | ± 4.0 | 64.3 | ± 7.7 | 1015.2 | ± 3.9 | 5.1 | ± 2.8 | 32 | 12 | 3 | 3 | 8-10 01:00:00 | 74.8 | ± 4.8 | 64.9 | ± 6.9 | 1015.2 | ± 4.0 | 4.4 | ± 3.2 | 29 | 15 | 9 | 9 | 3 | 3 | 8-10 02:00:00 | 73.3 | ± 5.0 | 64.8 | ± 6.9 | 1015.5 | ± 3.9 | 3.8 | ± 3.3 | 24 | 15 | 9 | 9 | 3 | 3 | 8-10 03:00:00 | 71.5 | ± 6.1 | 64.9 | ± 6.6 | 1015.3 | ± 3.9 | 3.2 | ± 2.2 | 18 | 15 | 9 | 9 | 8-10 04:00:00 | 68.7 | ± 6.2 | 63.1 | ± 6.9 | 1016.2 | ± 3.4 | 2.4 | ± 2.5 | 15 | 15 | 6 | 3 | 8-10 05:00:00 | 68.4 | ± 6.5 | 63.7 | ± 7.8 | 1015.0 | ± 3.8 | 4.2 | ± 2.9 | 6 | 6 | 3 | 3 | 8-10 06:00:00 | 67.7 | ± 6.3 | 63.5 | ± 8.0 | 1014.8 | ± 4.0 | 3.1 | ± 3.4 | 9 | 6 | 6 | 3 | 8-10 07:00:00 | 66.5 | ± 6.8 | 63.2 | ± 7.1 | 1014.7 | ± 4.0 | 2.4 | ± 3.5 | 9 | 9 | 6 | 3 | 8-10 08:00:00 | 66.5 | ± 6.2 | 63.4 | ± 7.1 | 1014.7 | ± 3.8 | 2.8 | ± 4.0 | 9 | 9 | 6 | 6 | 3 | 8-10 09:00:00 | 65.4 | ± 7.2 | 62.8 | ± 7.1 | 1014.6 | ± 3.7 | 1.8 | ± 3.2 | 21 | 12 | 9 | 9 | 9 | 3 | 8-10 10:00:00 | 65.5 | ± 6.0 | 63.2 | ± 5.7 | 1014.7 | ± 3.7 | 3.0 | ± 2.2 | 26 | 15 | 12 | 12 | 9 | 3 | 8-10 11:00:00 | 66.8 | ± 6.1 | 64.0 | ± 5.4 | 1014.9 | ± 3.8 | 3.4 | ± 2.2 | 35 | 21 | 12 | 12 | 9 | 3 | 8-10 12:00:00 | 68.6 | ± 5.4 | 64.1 | ± 4.9 | 1015.2 | ± 3.8 | 3.6 | ± 3.1 | 41 | 26 | 18 | 9 | 6 | 3 | 8-10 13:00:00 | 71.8 | ± 5.1 | 63.9 | ± 6.2 | 1015.2 | ± 3.8 | 5.5 | ± 4.2 | 41 | 29 | 24 | 12 | 9 | 3 | 8-10 14:00:00 | 75.7 | ± 4.7 | 64.8 | ± 6.8 | 1015.0 | ± 3.7 | 7.0 | ± 3.3 | 38 | 26 | 15 | 3 | 8-10 15:00:00 | 78.0 | ± 4.4 | 64.1 | ± 6.7 | 1014.9 | ± 3.7 | 6.7 | ± 3.4 | 44 | 44 | 15 | 3 | 3 | 8-10 16:00:00 | 80.2 | ± 4.9 | 63.7 | ± 7.0 | 1014.5 | ± 3.7 | 8.4 | ± 2.5 | 47 | 41 | 6 | 8-10 17:00:00 | 79.9 | ± 2.4 | 63.7 | ± 6.8 | 1014.3 | ± 3.4 | 8.3 | ± 2.6 | 53 | 38 | 8-10 18:00:00 | 81.6 | ± 3.0 | 64.2 | ± 7.2 | 1013.8 | ± 3.2 | 9.3 | ± 3.3 | 59 | 47 | 6 | 6 | 8-10 19:00:00 | 81.8 | ± 3.0 | 63.0 | ± 7.1 | 1013.4 | ± 3.2 | 8.3 | ± 4.0 | 68 | 47 | 9 | 6 | 8-10 20:00:00 | 81.8 | ± 3.5 | 64.1 | ± 6.8 | 1012.8 | ± 3.1 | 8.9 | ± 3.6 | 59 | 32 | 6 | 6 | 3 | 8-10 21:00:00 | 81.7 | ± 3.7 | 64.0 | ± 6.2 | 1012.6 | ± 3.1 | 9.3 | ± 3.8 | 59 | 32 | 6 | 3 | 8-10 22:00:00 | 80.6 | ± 3.7 | 62.9 | ± 7.1 | 1012.5 | ± 3.1 | 8.5 | ± 3.7 | 41 | 26 | 3 | 3 | 3 | 8-10 23:00:00 | 80.0 | ± 3.0 | 63.1 | ± 6.1 | 1012.8 | ± 2.8 | 7.1 | ± 3.0 | 38 | 21 | 6 | 3 | 3 |