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 | 61.4 | ± 6.1 | 41.5 | ± 10.4 | 1017.5 | ± 7.7 | 7.0 | ± 3.6 | 29 | 12 | 3 | 4-30 01:00:00 | 58.4 | ± 5.7 | 41.4 | ± 10.0 | 1018.5 | ± 7.1 | 6.1 | ± 3.1 | 35 | 18 | 6 | 3 | 3 | 4-30 02:00:00 | 56.6 | ± 5.1 | 42.2 | ± 9.4 | 1019.0 | ± 6.9 | 6.2 | ± 3.5 | 38 | 18 | 12 | 9 | 6 | 4-30 03:00:00 | 54.5 | ± 5.4 | 41.7 | ± 8.6 | 1019.2 | ± 6.9 | 5.9 | ± 2.9 | 32 | 15 | 9 | 3 | 3 | 4-30 04:00:00 | 50.9 | ± 5.1 | 39.4 | ± 6.3 | 1019.4 | ± 6.9 | 5.7 | ± 4.3 | 15 | 6 | 4-30 05:00:00 | 48.6 | ± 5.6 | 39.5 | ± 5.7 | 1019.7 | ± 6.8 | 6.0 | ± 1.8 | 12 | 9 | 3 | 3 | 4-30 06:00:00 | 48.8 | ± 5.8 | 38.8 | ± 5.7 | 1019.7 | ± 6.8 | 6.1 | ± 3.3 | 12 | 9 | 3 | 3 | 4-30 07:00:00 | 47.5 | ± 5.6 | 39.2 | ± 6.1 | 1019.7 | ± 6.9 | 4.1 | ± 2.4 | 12 | 9 | 6 | 6 | 4-30 08:00:00 | 46.0 | ± 5.4 | 38.3 | ± 6.4 | 1019.7 | ± 7.0 | 4.6 | ± 2.4 | 12 | 9 | 6 | 3 | 4-30 09:00:00 | 44.8 | ± 5.4 | 39.3 | ± 6.3 | 1019.9 | ± 7.0 | 3.6 | ± 3.3 | 15 | 9 | 3 | 3 | 4-30 10:00:00 | 48.1 | ± 8.0 | 42.9 | ± 9.4 | 1019.9 | ± 7.1 | 5.6 | ± 4.2 | 38 | 21 | 15 | 12 | 9 | 4-30 11:00:00 | 49.5 | ± 8.0 | 43.6 | ± 9.2 | 1020.3 | ± 7.1 | 5.9 | ± 4.4 | 38 | 21 | 15 | 12 | 3 | 4-30 12:00:00 | 53.5 | ± 6.3 | 45.8 | ± 8.6 | 1020.6 | ± 7.3 | 5.4 | ± 4.8 | 35 | 21 | 15 | 12 | 6 | 4-30 13:00:00 | 56.4 | ± 5.3 | 45.3 | ± 9.4 | 1020.6 | ± 7.5 | 6.7 | ± 5.4 | 32 | 24 | 12 | 6 | 6 | 4-30 14:00:00 | 59.1 | ± 5.9 | 46.3 | ± 9.5 | 1020.2 | ± 7.7 | 7.5 | ± 5.3 | 35 | 21 | 15 | 9 | 9 | 4-30 15:00:00 | 61.3 | ± 5.7 | 46.4 | ± 10.0 | 1020.0 | ± 7.8 | 8.5 | ± 5.4 | 32 | 12 | 9 | 6 | 3 | 4-30 16:00:00 | 63.7 | ± 5.6 | 47.2 | ± 10.0 | 1019.5 | ± 7.8 | 9.2 | ± 6.5 | 35 | 18 | 12 | 9 | 3 | 4-30 17:00:00 | 65.7 | ± 6.0 | 49.0 | ± 9.9 | 1017.4 | ± 7.4 | 8.8 | ± 6.8 | 41 | 24 | 15 | 6 | 3 | 4-30 18:00:00 | 67.0 | ± 5.7 | 49.2 | ± 10.4 | 1016.9 | ± 7.4 | 10.4 | ± 7.4 | 38 | 29 | 12 | 4-30 19:00:00 | 67.7 | ± 5.8 | 47.1 | ± 10.5 | 1017.6 | ± 7.8 | 9.3 | ± 6.6 | 35 | 26 | 12 | 6 | 4-30 20:00:00 | 68.0 | ± 7.5 | 48.0 | ± 11.4 | 1017.2 | ± 7.4 | 10.5 | ± 7.4 | 32 | 26 | 15 | 6 | 4-30 21:00:00 | 65.4 | ± 8.8 | 46.4 | ± 10.5 | 1016.8 | ± 7.1 | 10.0 | ± 4.6 | 35 | 29 | 9 | 4-30 22:00:00 | 65.2 | ± 8.6 | 46.6 | ± 11.1 | 1016.8 | ± 6.9 | 9.2 | ± 4.6 | 38 | 26 | 12 | 4-30 23:00:00 | 64.8 | ± 8.0 | 46.1 | ± 12.4 | 1018.2 | ± 5.9 | 9.5 | ± 5.0 | 29 | 15 | 12 |