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) | 4-30 00:00:00 | 62.4 | ± 6.0 | 41.7 | ± 10.7 | 1017.1 | ± 5.9 | 5.6 | ± 4.0 | 31 | 8 | 4-30 01:00:00 | 59.1 | ± 5.7 | 40.7 | ± 10.9 | 1018.5 | ± 5.7 | 5.4 | ± 3.4 | 15 | 8 | 4-30 02:00:00 | 58.0 | ± 4.6 | 41.0 | ± 11.6 | 1018.2 | ± 5.3 | 5.8 | ± 3.6 | 15 | 8 | 4-30 03:00:00 | 55.5 | ± 5.0 | 40.5 | ± 12.2 | 1018.7 | ± 5.4 | 4.0 | ± 2.3 | 8 | 4-30 04:00:00 | 55.4 | ± 5.2 | 43.7 | ± 12.7 | 1017.4 | ± 4.2 | 3.3 | ± 2.4 | 8 | 8 | 8 | 8 | 8 | 8 | 4-30 05:00:00 | 54.6 | ± 5.5 | 43.3 | ± 12.7 | 1017.2 | ± 4.2 | 3.1 | ± 2.7 | 8 | 8 | 8 | 8 | 8 | 8 | 4-30 06:00:00 | 53.6 | ± 5.8 | 41.8 | ± 14.3 | 1016.7 | ± 3.9 | 2.7 | ± 2.5 | 8 | 8 | 8 | 8 | 8 | 8 | 4-30 07:00:00 | 52.9 | ± 6.1 | 42.6 | ± 13.0 | 1017.0 | ± 3.6 | 2.3 | ± 1.6 | 15 | 8 | 8 | 8 | 8 | 8 | 4-30 08:00:00 | 51.7 | ± 7.4 | 44.0 | ± 12.0 | 1015.7 | ± 3.7 | 2.6 | ± 2.0 | 23 | 15 | 15 | 15 | 8 | 8 | 4-30 09:00:00 | 50.6 | ± 7.0 | 42.8 | ± 11.4 | 1015.9 | ± 3.6 | 3.0 | ± 2.2 | 31 | 15 | 15 | 15 | 15 | 8 | 4-30 10:00:00 | 48.7 | ± 7.0 | 41.1 | ± 10.2 | 1018.2 | ± 5.6 | 4.2 | ± 2.7 | 46 | 15 | 15 | 15 | 15 | 4-30 11:00:00 | 50.8 | ± 7.1 | 42.0 | ± 10.6 | 1019.0 | ± 5.9 | 4.4 | ± 3.0 | 46 | 15 | 15 | 15 | 15 | 4-30 12:00:00 | 53.1 | ± 5.8 | 44.7 | ± 9.6 | 1019.4 | ± 6.2 | 5.3 | ± 2.4 | 46 | 23 | 15 | 15 | 8 | 4-30 13:00:00 | 56.2 | ± 4.9 | 44.9 | ± 9.4 | 1018.8 | ± 6.2 | 6.6 | ± 3.6 | 46 | 23 | 15 | 15 | 8 | 4-30 14:00:00 | 59.6 | ± 5.2 | 44.7 | ± 10.0 | 1018.7 | ± 6.7 | 7.7 | ± 4.0 | 54 | 38 | 15 | 15 | 8 | 4-30 15:00:00 | 62.6 | ± 5.4 | 45.1 | ± 11.4 | 1018.2 | ± 6.8 | 8.4 | ± 4.5 | 46 | 31 | 8 | 8 | 8 | 4-30 16:00:00 | 63.7 | ± 6.3 | 45.0 | ± 10.3 | 1017.6 | ± 6.9 | 8.7 | ± 5.2 | 38 | 23 | 8 | 8 | 8 | 4-30 17:00:00 | 65.5 | ± 7.2 | 47.7 | ± 9.3 | 1016.4 | ± 6.3 | 7.7 | ± 5.2 | 62 | 38 | 15 | 15 | 8 | 4-30 18:00:00 | 67.1 | ± 7.5 | 47.3 | ± 10.6 | 1015.4 | ± 6.3 | 9.9 | ± 5.0 | 69 | 46 | 15 | 15 | 4-30 19:00:00 | 67.4 | ± 7.1 | 46.0 | ± 10.4 | 1016.0 | ± 6.8 | 8.7 | ± 5.8 | 69 | 31 | 15 | 15 | 4-30 20:00:00 | 67.8 | ± 7.7 | 44.5 | ± 12.7 | 1015.4 | ± 6.7 | 9.5 | ± 5.0 | 62 | 38 | 15 | 15 | 4-30 21:00:00 | 66.6 | ± 9.1 | 43.6 | ± 12.2 | 1015.4 | ± 6.6 | 9.0 | ± 3.8 | 54 | 38 | 15 | 15 | 4-30 22:00:00 | 66.1 | ± 8.6 | 44.1 | ± 13.0 | 1015.4 | ± 6.1 | 7.3 | ± 4.5 | 54 | 38 | 15 | 15 | 4-30 23:00:00 | 65.3 | ± 8.2 | 42.6 | ± 13.0 | 1016.3 | ± 5.9 | 7.3 | ± 4.5 | 46 | 23 | 15 | 15 |