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) | 5-27 00:00:00 | 60.4 | ± 6.3 | 48.3 | ± 9.5 | 0.0 | ± 0.0 | 3.8 | ± 3.1 | 29 | 20 | 6 | 6 | 3 | 5-27 01:00:00 | 58.0 | ± 5.7 | 47.6 | ± 9.3 | 0.0 | ± 0.0 | 4.0 | ± 3.9 | 20 | 14 | 11 | 3 | 5-27 02:00:00 | 56.4 | ± 5.8 | 47.6 | ± 9.1 | 0.0 | ± 0.0 | 3.3 | ± 3.5 | 17 | 14 | 11 | 3 | 5-27 03:00:00 | 55.2 | ± 6.3 | 48.2 | ± 9.4 | 0.0 | ± 0.0 | 2.9 | ± 3.2 | 17 | 11 | 6 | 3 | 5-27 04:00:00 | 53.5 | ± 6.3 | 47.8 | ± 8.6 | 0.0 | ± 0.0 | 2.9 | ± 3.1 | 17 | 9 | 9 | 3 | 3 | 5-27 05:00:00 | 52.6 | ± 6.7 | 48.1 | ± 8.6 | 0.0 | ± 0.0 | 3.2 | ± 3.1 | 23 | 14 | 9 | 9 | 3 | 5-27 06:00:00 | 51.3 | ± 7.3 | 47.1 | ± 8.3 | 0.0 | ± 0.0 | 2.8 | ± 3.2 | 23 | 9 | 9 | 6 | 3 | 5-27 07:00:00 | 50.9 | ± 7.7 | 46.5 | ± 8.5 | 0.0 | ± 0.0 | 2.8 | ± 3.6 | 26 | 14 | 9 | 6 | 6 | 5-27 08:00:00 | 50.1 | ± 7.9 | 46.1 | ± 8.8 | 0.0 | ± 0.0 | 3.3 | ± 2.7 | 31 | 17 | 9 | 6 | 3 | 5-27 09:00:00 | 50.0 | ± 7.6 | 46.3 | ± 8.2 | 0.0 | ± 0.0 | 3.3 | ± 3.1 | 26 | 17 | 11 | 11 | 9 | 3 | 5-27 10:00:00 | 48.9 | ± 8.4 | 45.2 | ± 8.8 | 0.0 | ± 0.0 | 3.7 | ± 3.3 | 29 | 14 | 11 | 9 | 3 | 3 | 5-27 11:00:00 | 50.6 | ± 7.6 | 47.2 | ± 8.1 | 0.0 | ± 0.0 | 4.2 | ± 3.1 | 29 | 14 | 14 | 11 | 6 | 3 | 5-27 12:00:00 | 54.2 | ± 6.9 | 49.6 | ± 8.1 | 0.0 | ± 0.0 | 4.2 | ± 2.7 | 46 | 31 | 20 | 17 | 9 | 5-27 13:00:00 | 57.8 | ± 6.3 | 50.2 | ± 8.5 | 0.0 | ± 0.0 | 6.5 | ± 3.4 | 40 | 29 | 17 | 11 | 3 | 5-27 14:00:00 | 61.3 | ± 7.1 | 50.4 | ± 8.9 | 0.0 | ± 0.0 | 5.7 | ± 2.6 | 43 | 34 | 17 | 9 | 3 | 3 | 5-27 15:00:00 | 64.4 | ± 7.7 | 51.1 | ± 10.0 | 0.0 | ± 0.0 | 7.8 | ± 3.1 | 54 | 51 | 17 | 9 | 6 | 3 | 5-27 16:00:00 | 66.2 | ± 8.4 | 51.3 | ± 9.8 | 0.0 | ± 0.0 | 7.3 | ± 4.0 | 69 | 69 | 29 | 23 | 6 | 3 | 5-27 17:00:00 | 68.5 | ± 8.5 | 51.5 | ± 9.8 | 0.0 | ± 0.0 | 7.6 | ± 3.7 | 74 | 71 | 26 | 17 | 9 | 5-27 18:00:00 | 68.4 | ± 8.8 | 49.9 | ± 10.0 | 0.0 | ± 0.0 | 8.2 | ± 3.3 | 60 | 57 | 17 | 11 | 6 | 5-27 19:00:00 | 68.2 | ± 8.8 | 49.3 | ± 10.2 | 0.0 | ± 0.0 | 8.9 | ± 4.3 | 71 | 63 | 20 | 14 | 6 | 5-27 20:00:00 | 68.0 | ± 8.0 | 49.8 | ± 10.3 | 0.0 | ± 0.0 | 7.9 | ± 2.9 | 69 | 60 | 23 | 20 | 9 | 5-27 21:00:00 | 67.2 | ± 8.5 | 49.9 | ± 11.1 | 0.0 | ± 0.0 | 7.1 | ± 3.2 | 66 | 51 | 14 | 9 | 3 | 5-27 22:00:00 | 67.5 | ± 8.1 | 50.8 | ± 10.9 | 0.0 | ± 0.0 | 6.3 | ± 3.3 | 43 | 37 | 11 | 6 | 3 | 5-27 23:00:00 | 66.5 | ± 8.5 | 51.1 | ± 10.3 | 0.0 | ± 0.0 | 5.5 | ± 2.6 | 34 | 29 | 9 | 3 | 3 |