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 | 78.2 | ± 4.6 | 64.7 | ± 6.2 | 1015.8 | ± 5.6 | 6.8 | ± 4.6 | 29 | 21 | 6 | 3 | 3 | 7-31 01:00:00 | 75.3 | ± 4.1 | 65.5 | ± 5.0 | 1016.1 | ± 5.7 | 6.2 | ± 4.6 | 26 | 15 | 7-31 02:00:00 | 73.1 | ± 4.0 | 65.5 | ± 4.8 | 1016.8 | ± 5.5 | 5.1 | ± 4.2 | 29 | 18 | 3 | 3 | 7-31 03:00:00 | 72.0 | ± 3.8 | 65.2 | ± 5.3 | 1016.9 | ± 5.5 | 5.0 | ± 3.3 | 24 | 12 | 3 | 3 | 7-31 04:00:00 | 72.0 | ± 3.9 | 67.4 | ± 4.4 | 1017.6 | ± 5.4 | 4.0 | ± 2.7 | 12 | 3 | 3 | 3 | 7-31 05:00:00 | 71.3 | ± 3.8 | 67.1 | ± 4.5 | 1017.6 | ± 5.3 | 3.3 | ± 2.1 | 12 | 9 | 3 | 3 | 7-31 06:00:00 | 70.4 | ± 2.7 | 67.3 | ± 4.0 | 1017.5 | ± 5.2 | 2.6 | ± 2.7 | 9 | 6 | 3 | 7-31 07:00:00 | 69.8 | ± 3.5 | 67.0 | ± 4.1 | 1017.3 | ± 5.3 | 3.7 | ± 2.3 | 12 | 9 | 3 | 3 | 7-31 08:00:00 | 69.4 | ± 3.7 | 66.9 | ± 4.4 | 1017.2 | ± 5.3 | 3.4 | ± 2.1 | 12 | 9 | 6 | 3 | 7-31 09:00:00 | 69.2 | ± 3.8 | 66.7 | ± 4.7 | 1017.6 | ± 5.3 | 3.5 | ± 1.7 | 18 | 15 | 9 | 3 | 7-31 10:00:00 | 67.9 | ± 4.7 | 65.6 | ± 4.9 | 1017.9 | ± 5.2 | 3.3 | ± 3.5 | 32 | 29 | 18 | 9 | 3 | 7-31 11:00:00 | 68.7 | ± 3.7 | 65.7 | ± 4.1 | 1018.3 | ± 5.0 | 3.4 | ± 3.1 | 29 | 26 | 21 | 9 | 6 | 6 | 7-31 12:00:00 | 71.3 | ± 3.5 | 67.0 | ± 3.7 | 1018.6 | ± 5.2 | 3.1 | ± 3.2 | 32 | 29 | 26 | 21 | 9 | 9 | 7-31 13:00:00 | 73.3 | ± 4.5 | 67.3 | ± 4.0 | 1018.7 | ± 5.1 | 3.7 | ± 3.3 | 38 | 26 | 18 | 9 | 3 | 7-31 14:00:00 | 75.4 | ± 4.9 | 68.0 | ± 3.9 | 1018.6 | ± 5.1 | 6.0 | ± 3.5 | 32 | 26 | 15 | 6 | 7-31 15:00:00 | 79.6 | ± 4.7 | 67.7 | ± 3.8 | 1018.0 | ± 4.9 | 7.6 | ± 3.4 | 41 | 35 | 18 | 9 | 3 | 7-31 16:00:00 | 80.6 | ± 5.3 | 67.1 | ± 3.9 | 1018.3 | ± 4.9 | 6.4 | ± 4.4 | 41 | 35 | 12 | 6 | 3 | 7-31 17:00:00 | 82.6 | ± 4.9 | 66.2 | ± 3.8 | 1017.9 | ± 5.1 | 8.9 | ± 4.3 | 50 | 44 | 12 | 6 | 7-31 18:00:00 | 83.4 | ± 5.1 | 65.2 | ± 5.4 | 1017.5 | ± 5.2 | 7.7 | ± 4.4 | 50 | 38 | 7-31 19:00:00 | 85.1 | ± 5.3 | 65.8 | ± 4.7 | 1017.1 | ± 5.3 | 8.7 | ± 5.4 | 44 | 44 | 7-31 20:00:00 | 84.2 | ± 5.8 | 64.6 | ± 4.3 | 1016.7 | ± 5.3 | 9.6 | ± 3.8 | 47 | 41 | 7-31 21:00:00 | 85.3 | ± 5.2 | 64.5 | ± 5.2 | 1016.4 | ± 5.3 | 8.1 | ± 4.9 | 47 | 41 | 7-31 22:00:00 | 83.7 | ± 5.7 | 65.2 | ± 6.1 | 1016.3 | ± 5.2 | 8.2 | ± 4.1 | 50 | 44 | 3 | 3 | 7-31 23:00:00 | 81.8 | ± 5.5 | 65.2 | ± 5.7 | 1016.4 | ± 5.4 | 7.8 | ± 3.1 | 35 | 29 | 3 | 3 |