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) | 5-20 00:00:00 | 64.9 | ± 8.5 | 49.9 | ± 9.4 | 1013.4 | ± 5.3 | 8.2 | ± 2.9 | 70 | 58 | 15 | 6 | 5-20 01:00:00 | 62.0 | ± 7.6 | 50.0 | ± 9.3 | 1013.7 | ± 5.0 | 7.8 | ± 3.1 | 58 | 42 | 15 | 6 | 6 | 5-20 02:00:00 | 60.3 | ± 7.3 | 49.6 | ± 9.4 | 1014.2 | ± 5.4 | 7.2 | ± 4.0 | 55 | 39 | 9 | 6 | 3 | 5-20 03:00:00 | 58.8 | ± 7.2 | 49.8 | ± 9.0 | 1014.4 | ± 5.5 | 6.7 | ± 3.9 | 61 | 42 | 12 | 3 | 5-20 04:00:00 | 57.8 | ± 7.3 | 49.4 | ± 8.9 | 1014.4 | ± 5.6 | 6.9 | ± 3.7 | 55 | 39 | 12 | 9 | 3 | 5-20 05:00:00 | 57.0 | ± 7.2 | 48.6 | ± 8.6 | 1014.2 | ± 5.6 | 6.2 | ± 4.0 | 45 | 33 | 6 | 6 | 3 | 5-20 06:00:00 | 56.5 | ± 7.9 | 49.2 | ± 8.2 | 1014.0 | ± 5.6 | 6.2 | ± 3.8 | 48 | 30 | 12 | 9 | 9 | 5-20 07:00:00 | 54.8 | ± 7.4 | 48.6 | ± 7.9 | 1014.0 | ± 5.6 | 5.9 | ± 4.0 | 52 | 39 | 18 | 15 | 12 | 5-20 08:00:00 | 54.1 | ± 7.1 | 47.6 | ± 8.2 | 1014.1 | ± 5.6 | 5.9 | ± 3.1 | 55 | 36 | 18 | 15 | 12 | 5-20 09:00:00 | 53.4 | ± 6.8 | 48.1 | ± 7.9 | 1014.0 | ± 5.6 | 5.1 | ± 3.4 | 55 | 36 | 18 | 9 | 6 | 5-20 10:00:00 | 53.1 | ± 6.9 | 48.0 | ± 7.8 | 1014.6 | ± 5.7 | 5.8 | ± 3.3 | 58 | 33 | 15 | 12 | 9 | 5-20 11:00:00 | 54.8 | ± 7.1 | 48.3 | ± 8.4 | 1015.2 | ± 5.6 | 6.6 | ± 3.7 | 61 | 42 | 18 | 15 | 9 | 5-20 12:00:00 | 58.3 | ± 7.8 | 50.6 | ± 8.1 | 1015.4 | ± 5.7 | 7.9 | ± 3.6 | 61 | 48 | 21 | 18 | 6 | 5-20 13:00:00 | 60.9 | ± 8.1 | 50.7 | ± 7.7 | 1015.8 | ± 5.8 | 9.4 | ± 3.5 | 52 | 48 | 27 | 21 | 9 | 5-20 14:00:00 | 62.9 | ± 8.7 | 50.4 | ± 8.2 | 1015.7 | ± 5.8 | 9.8 | ± 4.2 | 61 | 55 | 21 | 21 | 5-20 15:00:00 | 64.8 | ± 9.1 | 51.4 | ± 8.4 | 1015.6 | ± 5.7 | 10.7 | ± 4.1 | 67 | 52 | 24 | 12 | 6 | 5-20 16:00:00 | 66.7 | ± 9.3 | 51.3 | ± 8.6 | 1015.4 | ± 5.7 | 11.3 | ± 4.3 | 76 | 70 | 27 | 12 | 3 | 5-20 17:00:00 | 67.6 | ± 9.5 | 50.1 | ± 9.2 | 1015.1 | ± 5.7 | 11.4 | ± 4.8 | 85 | 79 | 21 | 9 | 5-20 18:00:00 | 69.0 | ± 9.8 | 51.7 | ± 9.0 | 1014.6 | ± 5.7 | 12.1 | ± 4.3 | 82 | 79 | 18 | 9 | 5-20 19:00:00 | 68.7 | ± 9.5 | 50.9 | ± 9.0 | 1014.4 | ± 5.6 | 11.9 | ± 4.1 | 85 | 76 | 15 | 3 | 5-20 20:00:00 | 69.0 | ± 9.4 | 50.1 | ± 9.1 | 1014.2 | ± 5.6 | 12.0 | ± 5.1 | 91 | 79 | 24 | 9 | 3 | 5-20 21:00:00 | 68.1 | ± 9.3 | 50.7 | ± 9.3 | 1014.2 | ± 5.4 | 11.3 | ± 4.4 | 85 | 73 | 18 | 3 | 5-20 22:00:00 | 67.4 | ± 9.2 | 50.0 | ± 9.7 | 1014.2 | ± 5.5 | 11.0 | ± 4.0 | 82 | 64 | 15 | 6 | 3 | 5-20 23:00:00 | 66.0 | ± 8.8 | 48.6 | ± 9.9 | 1014.4 | ± 5.3 | 9.3 | ± 3.4 | 73 | 52 | 24 | 12 | 6 |