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) | 5-1 00:00:00 | 52.8 | ± 9.5 | 36.6 | ± 10.4 | 1015.2 | ± 5.4 | 8.0 | ± 4.7 | 56 | 38 | 12 | 3 | 5-1 01:00:00 | 50.2 | ± 9.3 | 35.4 | ± 10.2 | 1015.5 | ± 5.6 | 7.2 | ± 4.8 | 50 | 35 | 15 | 6 | 6 | 3 | 5-1 02:00:00 | 48.4 | ± 9.9 | 36.2 | ± 10.3 | 1015.5 | ± 5.5 | 6.2 | ± 4.6 | 35 | 26 | 15 | 9 | 6 | 3 | 5-1 03:00:00 | 47.5 | ± 9.8 | 36.5 | ± 10.7 | 1015.5 | ± 5.7 | 5.3 | ± 4.9 | 26 | 18 | 12 | 6 | 3 | 3 | 5-1 04:00:00 | 46.4 | ± 10.2 | 37.1 | ± 10.9 | 1015.6 | ± 5.7 | 5.4 | ± 5.0 | 24 | 24 | 12 | 6 | 3 | 5-1 05:00:00 | 45.2 | ± 10.6 | 36.7 | ± 10.6 | 1015.4 | ± 5.7 | 5.9 | ± 5.6 | 32 | 24 | 15 | 9 | 6 | 5-1 06:00:00 | 43.9 | ± 10.4 | 36.9 | ± 11.4 | 1015.2 | ± 5.7 | 6.1 | ± 4.8 | 35 | 32 | 21 | 12 | 3 | 5-1 07:00:00 | 43.0 | ± 10.6 | 37.5 | ± 11.5 | 1014.9 | ± 5.7 | 5.6 | ± 4.6 | 41 | 32 | 18 | 12 | 3 | 5-1 08:00:00 | 42.1 | ± 10.4 | 35.8 | ± 11.1 | 1015.1 | ± 4.9 | 4.7 | ± 4.5 | 41 | 32 | 15 | 15 | 3 | 5-1 09:00:00 | 42.5 | ± 10.0 | 36.9 | ± 11.7 | 1015.5 | ± 4.9 | 5.4 | ± 4.5 | 44 | 32 | 24 | 24 | 5-1 10:00:00 | 43.5 | ± 10.1 | 37.3 | ± 11.6 | 1015.0 | ± 6.1 | 5.6 | ± 4.6 | 59 | 44 | 21 | 18 | 6 | 5-1 11:00:00 | 44.3 | ± 9.7 | 36.8 | ± 10.5 | 1015.3 | ± 6.2 | 6.1 | ± 3.6 | 50 | 41 | 24 | 12 | 9 | 5-1 12:00:00 | 47.6 | ± 9.7 | 39.0 | ± 10.8 | 1015.4 | ± 6.0 | 7.4 | ± 4.7 | 56 | 41 | 21 | 12 | 6 | 5-1 13:00:00 | 50.3 | ± 9.4 | 38.6 | ± 10.7 | 1015.4 | ± 6.0 | 8.0 | ± 4.1 | 62 | 44 | 26 | 12 | 3 | 5-1 14:00:00 | 52.3 | ± 9.6 | 38.1 | ± 10.5 | 1015.4 | ± 6.1 | 10.1 | ± 3.8 | 59 | 41 | 26 | 9 | 3 | 5-1 15:00:00 | 53.8 | ± 10.0 | 40.0 | ± 10.0 | 1016.0 | ± 5.2 | 9.7 | ± 3.6 | 65 | 53 | 18 | 9 | 6 | 5-1 16:00:00 | 55.3 | ± 10.3 | 38.6 | ± 10.5 | 1015.3 | ± 6.2 | 10.8 | ± 4.8 | 71 | 59 | 15 | 9 | 3 | 5-1 17:00:00 | 56.4 | ± 10.3 | 37.5 | ± 11.1 | 1014.8 | ± 6.1 | 11.6 | ± 5.1 | 59 | 53 | 9 | 6 | 3 | 5-1 18:00:00 | 56.5 | ± 11.1 | 38.1 | ± 10.9 | 1014.5 | ± 5.9 | 11.4 | ± 4.4 | 68 | 59 | 15 | 12 | 6 | 5-1 19:00:00 | 56.6 | ± 11.2 | 37.7 | ± 10.9 | 1014.3 | ± 5.7 | 11.3 | ± 3.8 | 62 | 44 | 12 | 6 | 3 | 5-1 20:00:00 | 56.2 | ± 11.7 | 36.8 | ± 11.4 | 1014.4 | ± 5.4 | 11.2 | ± 5.5 | 65 | 47 | 18 | 6 | 3 | 5-1 21:00:00 | 54.9 | ± 11.1 | 37.3 | ± 11.2 | 1014.3 | ± 5.4 | 11.2 | ± 4.5 | 65 | 53 | 29 | 15 | 3 | 5-1 22:00:00 | 54.2 | ± 10.8 | 38.0 | ± 12.0 | 1014.3 | ± 5.3 | 10.3 | ± 4.2 | 65 | 44 | 26 | 6 | 3 | 5-1 23:00:00 | 53.0 | ± 10.5 | 37.5 | ± 12.1 | 1014.3 | ± 5.2 | 9.1 | ± 4.7 | 59 | 38 | 21 | 12 | 6 |