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) | 4-21 00:00:00 | 63.1 | ± 5.4 | 42.0 | ± 12.1 | 0.0 | ± 0.0 | 5.8 | ± 5.2 | 42 | 42 | 8 | 8 | 8 | 4-21 01:00:00 | 58.8 | ± 6.0 | 41.4 | ± 12.0 | 0.0 | ± 0.0 | 5.4 | ± 6.3 | 42 | 25 | 8 | 8 | 8 | 8 | 4-21 02:00:00 | 56.5 | ± 7.3 | 41.2 | ± 12.2 | 0.0 | ± 0.0 | 5.2 | ± 4.6 | 42 | 33 | 8 | 8 | 8 | 8 | 4-21 03:00:00 | 56.2 | ± 7.9 | 41.1 | ± 12.4 | 0.0 | ± 0.0 | 5.3 | ± 4.4 | 42 | 33 | 8 | 8 | 8 | 4-21 04:00:00 | 54.5 | ± 7.6 | 41.3 | ± 13.3 | 0.0 | ± 0.0 | 5.2 | ± 5.1 | 50 | 50 | 8 | 8 | 4-21 05:00:00 | 53.1 | ± 7.2 | 41.1 | ± 13.4 | 0.0 | ± 0.0 | 3.7 | ± 3.2 | 50 | 50 | 8 | 8 | 4-21 06:00:00 | 51.9 | ± 7.0 | 40.5 | ± 13.4 | 0.0 | ± 0.0 | 4.2 | ± 3.0 | 42 | 42 | 8 | 8 | 4-21 07:00:00 | 50.8 | ± 7.9 | 39.1 | ± 13.3 | 0.0 | ± 0.0 | 4.5 | ± 2.9 | 50 | 50 | 8 | 8 | 8 | 4-21 08:00:00 | 51.3 | ± 7.9 | 39.0 | ± 13.5 | 0.0 | ± 0.0 | 5.0 | ± 3.6 | 58 | 33 | 8 | 8 | 8 | 4-21 09:00:00 | 50.9 | ± 8.1 | 39.1 | ± 13.8 | 0.0 | ± 0.0 | 4.5 | ± 3.4 | 50 | 33 | 17 | 8 | 8 | 4-21 10:00:00 | 49.8 | ± 8.5 | 38.0 | ± 14.3 | 0.0 | ± 0.0 | 5.3 | ± 3.2 | 50 | 33 | 17 | 8 | 8 | 4-21 11:00:00 | 50.0 | ± 8.8 | 38.9 | ± 13.4 | 0.0 | ± 0.0 | 4.9 | ± 3.2 | 58 | 33 | 17 | 8 | 8 | 8 | 4-21 12:00:00 | 52.0 | ± 7.6 | 39.8 | ± 11.6 | 0.0 | ± 0.0 | 5.1 | ± 3.6 | 58 | 42 | 8 | 8 | 4-21 13:00:00 | 54.2 | ± 7.6 | 41.0 | ± 11.2 | 0.0 | ± 0.0 | 5.5 | ± 3.6 | 58 | 42 | 8 | 8 | 4-21 14:00:00 | 56.6 | ± 9.2 | 41.7 | ± 11.2 | 0.0 | ± 0.0 | 6.9 | ± 3.9 | 58 | 58 | 42 | 25 | 17 | 17 | 4-21 15:00:00 | 59.3 | ± 10.1 | 42.3 | ± 11.4 | 0.0 | ± 0.0 | 9.4 | ± 5.6 | 58 | 58 | 17 | 4-21 16:00:00 | 60.0 | ± 10.6 | 41.6 | ± 10.9 | 0.0 | ± 0.0 | 9.5 | ± 4.1 | 75 | 75 | 33 | 17 | 8 | 8 | 4-21 17:00:00 | 60.7 | ± 11.8 | 41.3 | ± 10.5 | 0.0 | ± 0.0 | 10.3 | ± 5.0 | 67 | 67 | 33 | 25 | 4-21 18:00:00 | 62.7 | ± 12.0 | 41.2 | ± 9.3 | 0.0 | ± 0.0 | 9.4 | ± 4.8 | 75 | 67 | 25 | 17 | 8 | 4-21 19:00:00 | 62.8 | ± 12.6 | 40.3 | ± 8.1 | 0.0 | ± 0.0 | 9.1 | ± 5.3 | 75 | 58 | 33 | 25 | 4-21 20:00:00 | 63.3 | ± 12.3 | 41.7 | ± 8.0 | 0.0 | ± 0.0 | 9.0 | ± 4.9 | 67 | 50 | 17 | 4-21 21:00:00 | 62.4 | ± 12.0 | 40.6 | ± 8.9 | 0.0 | ± 0.0 | 9.9 | ± 5.1 | 67 | 58 | 25 | 17 | 8 | 4-21 22:00:00 | 60.9 | ± 11.0 | 39.3 | ± 8.3 | 0.0 | ± 0.0 | 8.6 | ± 5.1 | 42 | 33 | 25 | 8 | 8 | 8 | 4-21 23:00:00 | 59.6 | ± 9.2 | 39.2 | ± 10.0 | 0.0 | ± 0.0 | 6.8 | ± 5.4 | 33 | 33 | 25 | 8 | 8 | 8 |