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 | 49.8 | ± 9.4 | 35.3 | ± 11.4 | 0.0 | ± 0.0 | 6.4 | ± 3.8 | 77 | 46 | 15 | 4-1 01:00:00 | 48.0 | ± 9.9 | 35.5 | ± 11.2 | 0.0 | ± 0.0 | 6.8 | ± 3.3 | 62 | 38 | 4-1 02:00:00 | 48.0 | ± 10.1 | 35.3 | ± 10.8 | 0.0 | ± 0.0 | 6.8 | ± 4.7 | 38 | 23 | 8 | 4-1 03:00:00 | 45.6 | ± 9.4 | 34.5 | ± 10.5 | 0.0 | ± 0.0 | 6.1 | ± 5.0 | 23 | 8 | 4-1 04:00:00 | 48.6 | ± 7.8 | 35.2 | ± 8.7 | 0.0 | ± 0.0 | 9.4 | ± 5.5 | 8 | 8 | 4-1 05:00:00 | 55.0 | ± 0.0 | 47.0 | ± 0.0 | 0.0 | ± 0.0 | 8.0 | ± 0.0 | 4-1 06:00:00 | 47.5 | ± 5.5 | 38.5 | ± 8.5 | 0.0 | ± 0.0 | 7.5 | ± 0.6 | 4-1 07:00:00 | 48.0 | ± 5.0 | 39.5 | ± 7.5 | 0.0 | ± 0.0 | 9.2 | ± 1.1 | 4-1 10:00:00 | 43.0 | ± 0.0 | 32.0 | ± 0.0 | 0.0 | ± 0.0 | 16.1 | ± 0.0 | 23 | 15 | 4-1 11:00:00 | 46.8 | ± 7.1 | 35.6 | ± 4.8 | 0.0 | ± 0.0 | 7.6 | ± 4.9 | 62 | 62 | 8 | 8 | 4-1 12:00:00 | 42.3 | ± 9.9 | 38.4 | ± 10.5 | 0.0 | ± 0.0 | 7.0 | ± 5.3 | 77 | 77 | 31 | 8 | 4-1 13:00:00 | 42.9 | ± 8.0 | 36.1 | ± 7.6 | 0.0 | ± 0.0 | 8.5 | ± 5.8 | 62 | 54 | 15 | 15 | 4-1 14:00:00 | 44.5 | ± 7.1 | 36.4 | ± 7.0 | 0.0 | ± 0.0 | 9.1 | ± 5.6 | 69 | 62 | 23 | 15 | 4-1 15:00:00 | 46.1 | ± 6.1 | 36.2 | ± 7.7 | 0.0 | ± 0.0 | 8.7 | ± 7.4 | 54 | 54 | 23 | 4-1 16:00:00 | 48.6 | ± 7.1 | 36.4 | ± 7.8 | 0.0 | ± 0.0 | 11.1 | ± 6.0 | 62 | 54 | 23 | 4-1 17:00:00 | 48.7 | ± 6.2 | 35.1 | ± 8.0 | 0.0 | ± 0.0 | 11.3 | ± 4.5 | 54 | 54 | 15 | 15 | 4-1 18:00:00 | 49.1 | ± 6.1 | 35.5 | ± 7.6 | 0.0 | ± 0.0 | 11.0 | ± 3.5 | 62 | 54 | 15 | 8 | 4-1 19:00:00 | 48.3 | ± 6.0 | 33.3 | ± 6.4 | 0.0 | ± 0.0 | 12.7 | ± 6.1 | 69 | 69 | 23 | 23 | 8 | 4-1 20:00:00 | 50.6 | ± 7.2 | 34.5 | ± 7.9 | 0.0 | ± 0.0 | 12.0 | ± 4.1 | 69 | 54 | 31 | 15 | 4-1 21:00:00 | 52.6 | ± 9.2 | 34.2 | ± 8.1 | 0.0 | ± 0.0 | 11.8 | ± 4.5 | 69 | 54 | 23 | 15 | 4-1 22:00:00 | 52.0 | ± 9.6 | 33.0 | ± 7.1 | 0.0 | ± 0.0 | 9.2 | ± 4.1 | 69 | 54 | 23 | 15 | 4-1 23:00:00 | 50.7 | ± 9.9 | 34.0 | ± 7.4 | 0.0 | ± 0.0 | 9.7 | ± 3.0 | 62 | 54 | 23 | 15 |