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) | 4-1 00:00:00 | 49.7 | ± 9.7 | 36.1 | ± 8.4 | 1015.9 | ± 4.3 | 6.5 | ± 3.2 | 88 | 75 | 50 | 13 | 13 | 4-1 01:00:00 | 48.5 | ± 9.4 | 35.6 | ± 8.8 | 1016.2 | ± 4.5 | 6.0 | ± 3.2 | 88 | 63 | 50 | 25 | 4-1 02:00:00 | 47.4 | ± 9.4 | 36.2 | ± 8.5 | 1016.3 | ± 4.8 | 5.6 | ± 2.1 | 75 | 50 | 50 | 13 | 4-1 03:00:00 | 47.1 | ± 9.4 | 35.6 | ± 9.0 | 1016.0 | ± 5.1 | 4.8 | ± 2.9 | 88 | 75 | 50 | 25 | 4-1 04:00:00 | 46.8 | ± 9.2 | 36.1 | ± 8.8 | 1015.8 | ± 5.3 | 5.1 | ± 3.4 | 88 | 75 | 38 | 25 | 4-1 05:00:00 | 46.6 | ± 8.7 | 36.4 | ± 9.8 | 1015.8 | ± 5.6 | 4.6 | ± 3.2 | 75 | 63 | 38 | 38 | 13 | 4-1 06:00:00 | 45.3 | ± 9.4 | 36.6 | ± 10.0 | 1015.6 | ± 5.8 | 4.1 | ± 3.0 | 88 | 63 | 50 | 50 | 13 | 4-1 07:00:00 | 42.4 | ± 8.8 | 37.5 | ± 9.7 | 1015.0 | ± 6.6 | 3.4 | ± 2.3 | 88 | 50 | 50 | 50 | 13 | 4-1 08:00:00 | 43.6 | ± 9.5 | 38.0 | ± 9.2 | 1014.8 | ± 6.5 | 4.6 | ± 2.9 | 88 | 75 | 50 | 50 | 25 | 4-1 09:00:00 | 42.8 | ± 10.6 | 38.2 | ± 9.5 | 1014.6 | ± 7.0 | 3.6 | ± 3.0 | 75 | 75 | 50 | 50 | 13 | 4-1 10:00:00 | 42.2 | ± 9.7 | 38.4 | ± 9.4 | 1014.7 | ± 7.3 | 2.4 | ± 2.9 | 88 | 63 | 50 | 38 | 25 | 4-1 11:00:00 | 42.7 | ± 9.6 | 39.1 | ± 9.6 | 1015.7 | ± 7.5 | 4.3 | ± 3.3 | 88 | 50 | 38 | 25 | 25 | 4-1 12:00:00 | 44.0 | ± 8.8 | 39.8 | ± 9.3 | 1015.9 | ± 7.8 | 5.0 | ± 4.3 | 88 | 63 | 38 | 25 | 25 | 13 | 4-1 13:00:00 | 46.5 | ± 7.4 | 40.0 | ± 9.1 | 1015.8 | ± 7.9 | 6.4 | ± 3.6 | 88 | 63 | 38 | 25 | 25 | 4-1 14:00:00 | 48.2 | ± 7.9 | 39.7 | ± 8.6 | 1014.6 | ± 8.2 | 5.9 | ± 5.2 | 75 | 63 | 25 | 13 | 13 | 4-1 15:00:00 | 49.9 | ± 9.1 | 39.1 | ± 8.4 | 1014.6 | ± 8.1 | 6.4 | ± 7.0 | 88 | 88 | 25 | 13 | 4-1 16:00:00 | 51.3 | ± 8.0 | 38.4 | ± 8.1 | 1014.1 | ± 8.0 | 9.3 | ± 7.3 | 88 | 50 | 13 | 4-1 17:00:00 | 52.5 | ± 7.0 | 37.5 | ± 8.3 | 1013.7 | ± 7.7 | 9.8 | ± 7.9 | 88 | 50 | 4-1 18:00:00 | 55.2 | ± 6.8 | 39.0 | ± 8.0 | 1014.1 | ± 7.4 | 9.3 | ± 6.1 | 88 | 63 | 4-1 19:00:00 | 57.0 | ± 7.0 | 40.1 | ± 7.7 | 1013.4 | ± 6.9 | 9.1 | ± 6.7 | 50 | 38 | 4-1 20:00:00 | 57.5 | ± 6.1 | 39.7 | ± 7.8 | 1013.0 | ± 6.6 | 9.4 | ± 5.8 | 75 | 50 | 4-1 21:00:00 | 55.7 | ± 6.8 | 39.6 | ± 8.6 | 1012.0 | ± 6.3 | 9.7 | ± 6.4 | 63 | 50 | 4-1 22:00:00 | 55.0 | ± 7.0 | 38.6 | ± 9.6 | 1012.1 | ± 6.2 | 8.7 | ± 5.5 | 63 | 50 | 4-1 23:00:00 | 53.7 | ± 6.6 | 39.7 | ± 8.2 | 1012.4 | ± 5.8 | 6.6 | ± 4.8 | 63 | 38 | 13 |