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) | 8-20 00:00:00 | 72.9 | ± 5.0 | 60.6 | ± 5.6 | 1016.4 | ± 3.8 | 5.8 | ± 3.6 | 48 | 36 | 3 | 8-20 01:00:00 | 70.7 | ± 4.9 | 60.9 | ± 5.4 | 1016.6 | ± 3.9 | 6.0 | ± 3.7 | 52 | 33 | 3 | 8-20 02:00:00 | 69.4 | ± 4.8 | 61.1 | ± 5.6 | 1016.9 | ± 3.7 | 5.2 | ± 3.1 | 45 | 27 | 9 | 3 | 3 | 8-20 03:00:00 | 68.2 | ± 4.9 | 61.0 | ± 5.6 | 1017.0 | ± 3.8 | 4.7 | ± 3.4 | 52 | 36 | 9 | 3 | 8-20 04:00:00 | 67.1 | ± 5.4 | 61.0 | ± 5.7 | 1017.1 | ± 3.8 | 5.0 | ± 3.1 | 64 | 48 | 18 | 3 | 8-20 05:00:00 | 66.1 | ± 5.5 | 61.0 | ± 5.6 | 1017.2 | ± 3.9 | 4.3 | ± 3.6 | 55 | 48 | 21 | 9 | 6 | 8-20 06:00:00 | 65.3 | ± 5.7 | 60.5 | ± 5.8 | 1016.9 | ± 4.0 | 4.2 | ± 3.0 | 55 | 42 | 24 | 9 | 3 | 8-20 07:00:00 | 64.3 | ± 5.7 | 60.1 | ± 6.1 | 1016.9 | ± 4.0 | 4.3 | ± 3.0 | 58 | 48 | 24 | 12 | 3 | 8-20 08:00:00 | 63.8 | ± 5.6 | 60.4 | ± 5.7 | 1016.8 | ± 4.0 | 4.1 | ± 3.4 | 55 | 42 | 21 | 9 | 3 | 8-20 09:00:00 | 63.5 | ± 5.4 | 59.9 | ± 6.6 | 1017.0 | ± 4.0 | 3.4 | ± 3.4 | 58 | 33 | 12 | 6 | 8-20 10:00:00 | 63.8 | ± 5.8 | 60.1 | ± 6.7 | 1017.2 | ± 4.1 | 3.7 | ± 3.4 | 52 | 39 | 12 | 6 | 8-20 11:00:00 | 64.4 | ± 5.9 | 60.1 | ± 5.9 | 1017.7 | ± 4.0 | 5.2 | ± 3.7 | 45 | 30 | 15 | 6 | 8-20 12:00:00 | 67.2 | ± 4.9 | 60.8 | ± 5.9 | 1017.9 | ± 4.0 | 6.0 | ± 3.5 | 45 | 39 | 24 | 6 | 8-20 13:00:00 | 69.9 | ± 4.7 | 61.5 | ± 5.5 | 1017.8 | ± 4.1 | 6.8 | ± 3.8 | 39 | 33 | 18 | 6 | 8-20 14:00:00 | 72.6 | ± 5.0 | 61.1 | ± 6.3 | 1017.7 | ± 4.2 | 8.6 | ± 4.8 | 55 | 52 | 21 | 6 | 8-20 15:00:00 | 74.5 | ± 5.3 | 60.8 | ± 6.8 | 1017.7 | ± 4.2 | 8.8 | ± 4.6 | 55 | 55 | 15 | 3 | 8-20 16:00:00 | 75.9 | ± 5.7 | 60.2 | ± 7.4 | 1017.4 | ± 4.2 | 10.0 | ± 5.0 | 70 | 67 | 15 | 8-20 17:00:00 | 77.0 | ± 6.3 | 59.6 | ± 7.8 | 1017.1 | ± 4.4 | 9.8 | ± 5.0 | 70 | 64 | 12 | 3 | 8-20 18:00:00 | 77.5 | ± 6.5 | 59.9 | ± 7.8 | 1016.8 | ± 4.3 | 10.3 | ± 4.8 | 82 | 76 | 12 | 8-20 19:00:00 | 78.6 | ± 6.7 | 59.7 | ± 7.6 | 1016.5 | ± 4.2 | 10.1 | ± 4.6 | 76 | 61 | 12 | 6 | 8-20 20:00:00 | 78.6 | ± 7.2 | 59.5 | ± 7.8 | 1016.2 | ± 4.2 | 10.3 | ± 4.4 | 70 | 61 | 15 | 12 | 8-20 21:00:00 | 77.5 | ± 7.3 | 59.9 | ± 7.0 | 1016.1 | ± 4.3 | 10.3 | ± 4.4 | 64 | 58 | 12 | 6 | 8-20 22:00:00 | 75.8 | ± 6.7 | 60.5 | ± 7.4 | 1016.0 | ± 4.4 | 10.0 | ± 3.6 | 55 | 52 | 12 | 3 | 8-20 23:00:00 | 73.5 | ± 6.6 | 59.7 | ± 7.1 | 1015.8 | ± 4.3 | 7.8 | ± 3.2 | 55 | 48 | 12 | 3 | 3 |