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) | 12-18 00:00:00 | 34.9 | ± 5.8 | 25.3 | ± 7.1 | 1019.1 | ± 11.6 | 7.1 | ± 8.1 | 29 | 21 | 3 | 12-18 01:00:00 | 34.1 | ± 6.5 | 25.5 | ± 8.2 | 1019.7 | ± 11.1 | 8.0 | ± 8.9 | 44 | 35 | 9 | 6 | 12-18 02:00:00 | 33.4 | ± 6.3 | 25.5 | ± 7.7 | 1019.9 | ± 10.5 | 8.3 | ± 8.6 | 35 | 32 | 6 | 3 | 12-18 03:00:00 | 33.4 | ± 7.1 | 26.3 | ± 9.2 | 1020.3 | ± 10.5 | 7.3 | ± 7.7 | 35 | 29 | 6 | 6 | 12-18 04:00:00 | 32.3 | ± 7.9 | 26.3 | ± 9.4 | 1020.5 | ± 10.3 | 7.1 | ± 6.9 | 35 | 32 | 9 | 9 | 12-18 05:00:00 | 29.1 | ± 6.1 | 22.2 | ± 7.4 | 1020.4 | ± 10.2 | 6.1 | ± 8.3 | 18 | 9 | 3 | 12-18 06:00:00 | 28.7 | ± 6.8 | 21.9 | ± 7.8 | 1020.4 | ± 10.0 | 6.6 | ± 8.1 | 12 | 6 | 3 | 12-18 07:00:00 | 29.0 | ± 7.7 | 21.5 | ± 8.5 | 1020.8 | ± 10.0 | 6.6 | ± 9.2 | 24 | 15 | 3 | 12-18 08:00:00 | 28.4 | ± 7.3 | 21.4 | ± 8.2 | 1021.3 | ± 9.8 | 5.2 | ± 6.3 | 21 | 12 | 3 | 12-18 09:00:00 | 29.1 | ± 8.2 | 21.4 | ± 8.9 | 1021.4 | ± 9.4 | 5.9 | ± 7.0 | 21 | 12 | 3 | 3 | 12-18 10:00:00 | 28.7 | ± 8.6 | 21.4 | ± 9.0 | 1021.9 | ± 9.0 | 5.6 | ± 6.3 | 24 | 15 | 3 | 12-18 11:00:00 | 28.8 | ± 6.7 | 23.5 | ± 8.3 | 1022.1 | ± 8.8 | 5.6 | ± 6.3 | 32 | 24 | 6 | 6 | 3 | 3 | 12-18 12:00:00 | 29.3 | ± 7.4 | 23.6 | ± 8.8 | 1022.4 | ± 8.7 | 6.3 | ± 5.8 | 47 | 29 | 6 | 3 | 12-18 13:00:00 | 28.8 | ± 7.9 | 23.3 | ± 9.4 | 1022.9 | ± 8.7 | 5.1 | ± 6.3 | 47 | 35 | 6 | 3 | 12-18 14:00:00 | 32.0 | ± 6.7 | 25.4 | ± 8.3 | 1023.1 | ± 8.8 | 6.4 | ± 7.5 | 38 | 26 | 3 | 12-18 15:00:00 | 34.8 | ± 6.9 | 27.1 | ± 9.3 | 1023.5 | ± 8.9 | 7.2 | ± 6.2 | 41 | 29 | 3 | 12-18 16:00:00 | 36.7 | ± 7.6 | 25.7 | ± 9.2 | 1023.0 | ± 9.0 | 8.8 | ± 5.7 | 59 | 41 | 3 | 12-18 17:00:00 | 38.5 | ± 9.4 | 26.1 | ± 9.4 | 1021.8 | ± 8.8 | 9.6 | ± 5.2 | 47 | 32 | 6 | 12-18 18:00:00 | 40.6 | ± 9.3 | 26.1 | ± 9.9 | 1018.7 | ± 10.3 | 12.0 | ± 7.2 | 50 | 38 | 6 | 12-18 19:00:00 | 41.3 | ± 8.5 | 27.0 | ± 10.0 | 1018.5 | ± 9.9 | 10.9 | ± 5.4 | 47 | 32 | 6 | 3 | 12-18 20:00:00 | 40.9 | ± 8.2 | 26.3 | ± 10.4 | 1018.5 | ± 9.6 | 10.3 | ± 5.8 | 38 | 24 | 3 | 12-18 21:00:00 | 39.8 | ± 7.3 | 26.4 | ± 9.7 | 1018.9 | ± 9.2 | 9.9 | ± 6.3 | 44 | 29 | 6 | 12-18 22:00:00 | 37.5 | ± 6.5 | 25.7 | ± 9.4 | 1019.0 | ± 9.0 | 7.6 | ± 5.4 | 38 | 26 | 9 | 3 | 12-18 23:00:00 | 35.0 | ± 6.6 | 25.6 | ± 8.6 | 1021.4 | ± 7.7 | 6.5 | ± 3.9 | 35 | 21 | 3 |