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) | 7-31 00:00:00 | 77.2 | ± 4.2 | 68.0 | ± 3.3 | 1015.8 | ± 5.0 | 4.5 | ± 6.2 | 63 | 13 | 13 | 13 | 7-31 01:00:00 | 73.7 | ± 3.5 | 67.5 | ± 3.0 | 1016.2 | ± 5.1 | 1.8 | ± 2.5 | 50 | 25 | 13 | 13 | 7-31 02:00:00 | 71.8 | ± 3.9 | 67.7 | ± 3.2 | 1016.7 | ± 5.0 | 2.2 | ± 2.6 | 50 | 38 | 25 | 25 | 7-31 03:00:00 | 70.9 | ± 3.7 | 67.3 | ± 3.4 | 1016.9 | ± 5.1 | 1.9 | ± 2.8 | 50 | 38 | 25 | 25 | 7-31 04:00:00 | 69.7 | ± 3.6 | 66.7 | ± 3.5 | 1016.9 | ± 4.9 | 2.3 | ± 2.6 | 63 | 38 | 38 | 25 | 7-31 05:00:00 | 69.4 | ± 2.9 | 67.1 | ± 3.0 | 1017.0 | ± 4.8 | 1.8 | ± 2.0 | 50 | 50 | 38 | 25 | 7-31 06:00:00 | 68.4 | ± 3.0 | 66.7 | ± 3.0 | 1016.9 | ± 4.9 | 2.2 | ± 2.6 | 63 | 63 | 50 | 25 | 7-31 07:00:00 | 68.0 | ± 3.4 | 66.4 | ± 3.2 | 1016.8 | ± 5.0 | 0.5 | ± 1.4 | 50 | 50 | 38 | 25 | 7-31 08:00:00 | 67.4 | ± 3.6 | 65.5 | ± 3.0 | 1016.8 | ± 4.9 | 0.4 | ± 1.1 | 38 | 38 | 38 | 25 | 7-31 09:00:00 | 66.6 | ± 4.0 | 65.4 | ± 3.1 | 1017.0 | ± 4.8 | 1.1 | ± 2.2 | 50 | 50 | 38 | 13 | 13 | 13 | 7-31 10:00:00 | 66.9 | ± 4.1 | 65.5 | ± 3.1 | 1017.4 | ± 4.7 | 1.3 | ± 2.4 | 50 | 38 | 25 | 7-31 11:00:00 | 67.8 | ± 3.6 | 66.0 | ± 2.8 | 1017.8 | ± 4.6 | 1.8 | ± 2.0 | 38 | 38 | 38 | 7-31 12:00:00 | 71.4 | ± 3.9 | 67.7 | ± 2.9 | 1018.1 | ± 4.7 | 2.4 | ± 2.3 | 50 | 50 | 50 | 13 | 13 | 13 | 7-31 13:00:00 | 74.4 | ± 5.2 | 68.3 | ± 2.8 | 1018.3 | ± 4.5 | 4.1 | ± 3.3 | 63 | 50 | 50 | 13 | 7-31 14:00:00 | 77.0 | ± 5.9 | 68.8 | ± 2.7 | 1018.3 | ± 4.5 | 4.4 | ± 2.4 | 63 | 63 | 38 | 7-31 15:00:00 | 79.1 | ± 6.8 | 68.7 | ± 3.2 | 1017.6 | ± 4.3 | 5.4 | ± 3.4 | 75 | 75 | 13 | 7-31 16:00:00 | 80.9 | ± 6.8 | 68.0 | ± 2.7 | 1017.5 | ± 4.3 | 5.1 | ± 3.3 | 75 | 75 | 7-31 17:00:00 | 83.2 | ± 6.9 | 67.7 | ± 3.3 | 1017.1 | ± 4.6 | 4.0 | ± 4.1 | 63 | 25 | 7-31 18:00:00 | 84.6 | ± 7.0 | 68.5 | ± 3.2 | 1016.6 | ± 4.7 | 5.2 | ± 1.2 | 75 | 38 | 7-31 19:00:00 | 85.2 | ± 6.7 | 67.7 | ± 4.3 | 1016.3 | ± 4.7 | 5.7 | ± 1.6 | 50 | 38 | 7-31 20:00:00 | 85.3 | ± 6.8 | 66.5 | ± 4.3 | 1015.9 | ± 4.9 | 4.7 | ± 3.1 | 75 | 38 | 7-31 21:00:00 | 85.3 | ± 6.6 | 66.4 | ± 4.8 | 1016.4 | ± 5.0 | 6.0 | ± 1.8 | 50 | 25 | 13 | 7-31 22:00:00 | 84.3 | ± 6.6 | 66.3 | ± 5.3 | 1016.3 | ± 5.0 | 6.2 | ± 2.8 | 75 | 50 | 13 | 7-31 23:00:00 | 81.8 | ± 6.1 | 65.9 | ± 5.6 | 1016.5 | ± 5.1 | 5.2 | ± 2.9 | 63 | 38 | 13 |