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) | 4-18 00:00:00 | 55.8 | ± 13.7 | 42.4 | ± 10.3 | 1014.9 | ± 7.0 | 8.0 | ± 4.1 | 50 | 50 | 13 | 13 | 4-18 01:00:00 | 46.2 | ± 5.2 | 35.2 | ± 4.2 | 1014.3 | ± 7.8 | 9.9 | ± 4.2 | 50 | 50 | 13 | 13 | 4-18 02:00:00 | 44.3 | ± 6.1 | 35.5 | ± 3.6 | 1014.0 | ± 7.6 | 11.3 | ± 2.8 | 50 | 50 | 25 | 4-18 03:00:00 | 47.3 | ± 7.1 | 38.1 | ± 8.2 | 1016.5 | ± 7.5 | 9.5 | ± 4.8 | 50 | 50 | 25 | 4-18 04:00:00 | 45.8 | ± 5.8 | 37.3 | ± 8.0 | 1016.5 | ± 7.5 | 7.7 | ± 4.7 | 50 | 50 | 25 | 4-18 05:00:00 | 43.1 | ± 4.4 | 36.1 | ± 7.4 | 1015.6 | ± 7.4 | 7.5 | ± 4.1 | 50 | 50 | 25 | 4-18 06:00:00 | 45.2 | ± 8.5 | 38.7 | ± 10.6 | 1015.9 | ± 6.8 | 6.0 | ± 5.2 | 50 | 50 | 25 | 13 | 4-18 07:00:00 | 43.5 | ± 7.0 | 38.3 | ± 9.8 | 1015.8 | ± 6.6 | 6.4 | ± 5.1 | 50 | 50 | 25 | 13 | 4-18 08:00:00 | 40.6 | ± 4.3 | 35.1 | ± 7.5 | 1015.6 | ± 6.9 | 6.7 | ± 5.3 | 50 | 38 | 13 | 13 | 4-18 09:00:00 | 40.4 | ± 4.3 | 35.1 | ± 7.4 | 1015.8 | ± 6.8 | 6.7 | ± 4.0 | 50 | 50 | 38 | 13 | 4-18 10:00:00 | 39.3 | ± 3.9 | 34.7 | ± 7.2 | 1016.3 | ± 6.7 | 6.1 | ± 4.2 | 50 | 50 | 38 | 13 | 4-18 11:00:00 | 40.7 | ± 4.2 | 35.2 | ± 7.6 | 1016.9 | ± 6.7 | 7.2 | ± 5.6 | 50 | 50 | 25 | 13 | 4-18 12:00:00 | 43.8 | ± 6.3 | 36.7 | ± 8.9 | 1017.4 | ± 6.8 | 6.9 | ± 4.4 | 50 | 38 | 25 | 13 | 4-18 13:00:00 | 49.7 | ± 11.8 | 40.1 | ± 12.1 | 1018.0 | ± 6.3 | 8.7 | ± 5.3 | 38 | 38 | 25 | 13 | 4-18 14:00:00 | 50.1 | ± 12.3 | 39.0 | ± 12.2 | 1017.2 | ± 6.1 | 9.8 | ± 5.5 | 50 | 38 | 25 | 13 | 4-18 15:00:00 | 51.0 | ± 13.0 | 38.6 | ± 11.8 | 1017.3 | ± 6.0 | 8.5 | ± 5.9 | 63 | 38 | 25 | 13 | 4-18 16:00:00 | 56.0 | ± 15.8 | 42.0 | ± 13.2 | 1018.3 | ± 6.2 | 8.2 | ± 4.2 | 50 | 38 | 25 | 4-18 17:00:00 | 48.6 | ± 8.3 | 35.0 | ± 6.7 | 1016.9 | ± 6.4 | 11.3 | ± 3.9 | 38 | 25 | 4-18 18:00:00 | 58.0 | ± 16.8 | 42.5 | ± 13.8 | 1017.9 | ± 6.1 | 8.7 | ± 4.9 | 50 | 25 | 13 | 4-18 19:00:00 | 58.1 | ± 16.5 | 42.6 | ± 14.4 | 1017.8 | ± 5.9 | 9.4 | ± 4.4 | 63 | 38 | 13 | 4-18 20:00:00 | 57.7 | ± 14.9 | 42.6 | ± 13.7 | 1017.4 | ± 5.8 | 8.9 | ± 5.1 | 63 | 38 | 13 | 4-18 21:00:00 | 58.4 | ± 16.0 | 42.4 | ± 13.7 | 1017.4 | ± 5.7 | 7.8 | ± 4.5 | 63 | 38 | 4-18 22:00:00 | 53.8 | ± 13.2 | 39.7 | ± 12.4 | 1016.9 | ± 5.6 | 6.2 | ± 1.3 | 63 | 38 | 4-18 23:00:00 | 56.6 | ± 14.5 | 42.2 | ± 13.6 | 1017.8 | ± 5.5 | 8.4 | ± 4.8 | 63 | 25 | 13 |