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) | 5-18 00:00:00 | 63.3 | ± 8.6 | 46.9 | ± 11.5 | 1015.8 | ± 6.7 | 8.1 | ± 4.0 | 67 | 33 | 8 | 5-18 01:00:00 | 60.5 | ± 8.3 | 46.7 | ± 11.7 | 1016.4 | ± 6.8 | 7.4 | ± 4.0 | 67 | 50 | 17 | 5-18 02:00:00 | 58.7 | ± 8.6 | 46.6 | ± 10.6 | 1016.7 | ± 6.7 | 6.4 | ± 3.6 | 58 | 25 | 17 | 5-18 03:00:00 | 57.2 | ± 8.4 | 46.5 | ± 11.4 | 1016.7 | ± 6.7 | 6.7 | ± 3.3 | 58 | 25 | 17 | 5-18 04:00:00 | 55.9 | ± 8.2 | 45.7 | ± 11.4 | 1016.7 | ± 6.7 | 6.0 | ± 3.2 | 58 | 33 | 33 | 17 | 8 | 5-18 05:00:00 | 55.1 | ± 8.1 | 45.8 | ± 10.2 | 1016.6 | ± 6.7 | 6.2 | ± 3.1 | 67 | 25 | 25 | 5-18 06:00:00 | 54.0 | ± 7.7 | 45.9 | ± 10.9 | 1016.4 | ± 6.7 | 5.8 | ± 3.4 | 75 | 25 | 8 | 5-18 07:00:00 | 53.1 | ± 7.5 | 45.6 | ± 10.7 | 1016.1 | ± 6.8 | 5.9 | ± 3.0 | 75 | 50 | 25 | 17 | 8 | 5-18 08:00:00 | 52.4 | ± 7.6 | 45.3 | ± 9.1 | 1016.4 | ± 6.5 | 6.7 | ± 4.3 | 75 | 58 | 42 | 17 | 8 | 5-18 09:00:00 | 52.4 | ± 7.5 | 45.6 | ± 10.3 | 1016.4 | ± 6.7 | 6.3 | ± 4.3 | 75 | 58 | 42 | 17 | 8 | 5-18 10:00:00 | 52.9 | ± 7.9 | 46.1 | ± 9.9 | 1016.6 | ± 6.9 | 6.8 | ± 3.8 | 83 | 67 | 50 | 17 | 5-18 11:00:00 | 53.8 | ± 7.9 | 47.0 | ± 8.8 | 1017.0 | ± 6.9 | 6.4 | ± 3.8 | 67 | 58 | 58 | 8 | 8 | 8 | 5-18 12:00:00 | 55.9 | ± 8.2 | 47.0 | ± 9.8 | 1017.2 | ± 6.9 | 6.3 | ± 3.6 | 67 | 58 | 50 | 5-18 13:00:00 | 58.4 | ± 8.9 | 47.2 | ± 9.8 | 1017.2 | ± 6.9 | 7.0 | ± 4.0 | 67 | 58 | 50 | 8 | 8 | 8 | 5-18 14:00:00 | 60.8 | ± 9.5 | 47.6 | ± 9.1 | 1017.0 | ± 6.7 | 9.2 | ± 4.3 | 58 | 50 | 42 | 8 | 5-18 15:00:00 | 62.5 | ± 10.2 | 47.0 | ± 10.6 | 1016.8 | ± 6.7 | 9.3 | ± 3.5 | 75 | 67 | 33 | 5-18 16:00:00 | 64.3 | ± 10.9 | 47.0 | ± 10.2 | 1016.4 | ± 6.4 | 10.0 | ± 3.7 | 83 | 42 | 17 | 5-18 17:00:00 | 66.4 | ± 10.9 | 47.7 | ± 9.9 | 1016.0 | ± 6.3 | 10.1 | ± 4.8 | 67 | 42 | 8 | 5-18 18:00:00 | 67.0 | ± 10.8 | 47.8 | ± 11.1 | 1015.7 | ± 6.2 | 10.9 | ± 4.4 | 58 | 50 | 8 | 5-18 19:00:00 | 66.6 | ± 11.1 | 47.8 | ± 10.4 | 1015.4 | ± 6.0 | 10.6 | ± 4.7 | 58 | 50 | 8 | 5-18 20:00:00 | 66.2 | ± 10.8 | 47.4 | ± 10.2 | 1015.2 | ± 5.9 | 10.9 | ± 4.9 | 83 | 42 | 8 | 5-18 21:00:00 | 65.8 | ± 10.8 | 47.8 | ± 11.1 | 1015.1 | ± 5.8 | 10.3 | ± 4.6 | 100 | 58 | 8 | 5-18 22:00:00 | 64.9 | ± 10.4 | 47.4 | ± 11.0 | 1015.3 | ± 5.5 | 9.3 | ± 4.2 | 75 | 42 | 17 | 5-18 23:00:00 | 63.3 | ± 9.7 | 47.0 | ± 10.2 | 1015.4 | ± 5.8 | 7.8 | ± 3.3 | 58 | 33 | 8 |