Mailing Address:
Pennsylvania State Climatologist503 Walker Building
University Park, PA 16802
| Cloud Ceiling (% less than altitude) | ||||||||||||||
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| 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) | 5-29 00:00:00 | 65.5 | ± 7.8 | 51.4 | ± 7.3 | 1014.8 | ± 5.8 | 6.8 | ± 3.6 | 50 | 20 | 20 | 20 | 20 | 20 | 5-29 01:00:00 | 62.7 | ± 6.9 | 51.3 | ± 7.6 | 1015.1 | ± 5.7 | 5.6 | ± 3.8 | 40 | 15 | 15 | 15 | 15 | 10 | 5-29 02:00:00 | 60.3 | ± 6.8 | 51.2 | ± 7.1 | 1015.4 | ± 5.6 | 4.9 | ± 4.0 | 40 | 20 | 20 | 20 | 20 | 10 | 5-29 03:00:00 | 58.9 | ± 6.0 | 51.7 | ± 7.3 | 1015.7 | ± 5.7 | 5.1 | ± 3.4 | 30 | 20 | 20 | 20 | 20 | 10 | 5-29 04:00:00 | 57.4 | ± 6.0 | 51.6 | ± 7.3 | 1015.6 | ± 5.7 | 4.8 | ± 4.1 | 30 | 25 | 10 | 10 | 10 | 10 | 5-29 05:00:00 | 56.5 | ± 6.4 | 51.5 | ± 7.1 | 1015.5 | ± 5.8 | 4.9 | ± 4.3 | 30 | 25 | 10 | 10 | 10 | 10 | 5-29 06:00:00 | 55.6 | ± 6.6 | 51.1 | ± 7.6 | 1015.4 | ± 6.0 | 4.4 | ± 3.9 | 35 | 30 | 20 | 15 | 15 | 15 | 5-29 07:00:00 | 54.9 | ± 6.8 | 50.7 | ± 7.8 | 1015.3 | ± 5.9 | 4.8 | ± 4.0 | 30 | 30 | 20 | 20 | 20 | 15 | 5-29 08:00:00 | 54.2 | ± 6.9 | 50.2 | ± 7.3 | 1015.4 | ± 5.9 | 4.6 | ± 3.9 | 30 | 25 | 15 | 10 | 10 | 5 | 5-29 09:00:00 | 53.8 | ± 6.7 | 49.8 | ± 7.8 | 1015.6 | ± 6.1 | 3.7 | ± 4.1 | 40 | 35 | 30 | 25 | 25 | 15 | 5-29 10:00:00 | 54.2 | ± 6.7 | 50.2 | ± 7.7 | 1015.9 | ± 6.2 | 4.5 | ± 3.9 | 35 | 30 | 20 | 20 | 10 | 5 | 5-29 11:00:00 | 56.4 | ± 6.1 | 51.5 | ± 7.0 | 1016.1 | ± 5.9 | 4.8 | ± 4.4 | 35 | 30 | 25 | 25 | 20 | 10 | 5-29 12:00:00 | 58.4 | ± 6.5 | 51.2 | ± 7.5 | 1016.1 | ± 5.9 | 5.7 | ± 4.0 | 30 | 30 | 15 | 15 | 15 | 5 | 5-29 13:00:00 | 61.5 | ± 6.9 | 51.8 | ± 8.0 | 1016.4 | ± 6.1 | 6.5 | ± 3.9 | 40 | 40 | 20 | 20 | 15 | 10 | 5-29 14:00:00 | 64.1 | ± 7.6 | 51.6 | ± 7.8 | 1016.2 | ± 6.0 | 7.3 | ± 3.9 | 35 | 30 | 20 | 15 | 5 | 5 | 5-29 15:00:00 | 66.5 | ± 7.8 | 51.8 | ± 8.5 | 1015.9 | ± 6.1 | 7.8 | ± 4.2 | 30 | 30 | 15 | 15 | 10 | 10 | 5-29 16:00:00 | 69.0 | ± 8.5 | 52.5 | ± 8.6 | 1015.5 | ± 5.9 | 8.3 | ± 3.7 | 30 | 25 | 15 | 15 | 5 | 5 | 5-29 17:00:00 | 71.1 | ± 9.3 | 52.0 | ± 8.7 | 1015.4 | ± 5.7 | 8.8 | ± 4.0 | 50 | 30 | 20 | 20 | 10 | 10 | 5-29 18:00:00 | 71.8 | ± 9.3 | 52.6 | ± 9.0 | 1014.7 | ± 5.9 | 8.7 | ± 4.4 | 50 | 40 | 25 | 25 | 15 | 15 | 5-29 19:00:00 | 72.2 | ± 9.5 | 51.8 | ± 8.9 | 1014.3 | ± 5.9 | 9.0 | ± 4.3 | 50 | 30 | 25 | 20 | 15 | 15 | 5-29 20:00:00 | 72.4 | ± 9.6 | 51.5 | ± 8.6 | 1014.1 | ± 5.7 | 9.5 | ± 4.1 | 50 | 40 | 25 | 25 | 20 | 20 | 5-29 21:00:00 | 71.7 | ± 9.1 | 52.0 | ± 9.5 | 1014.1 | ± 5.6 | 10.1 | ± 6.1 | 40 | 25 | 15 | 15 | 10 | 10 | 5-29 22:00:00 | 70.5 | ± 8.6 | 51.6 | ± 10.7 | 1013.9 | ± 5.6 | 8.9 | ± 5.0 | 20 | 15 | 10 | 5 | 5 | 5 | 5-29 23:00:00 | 69.0 | ± 7.8 | 51.5 | ± 11.3 | 1014.2 | ± 5.5 | 7.4 | ± 4.5 | 20 | 10 | 10 | 5 | 5 | 5 |