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) | 4-18 00:00:00 | 48.4 | ± 10.2 | 30.8 | ± 8.6 | 1017.6 | ± 3.6 | 11.3 | ± 3.8 | 54 | 43 | 27 | 22 | 8 | 4-18 01:00:00 | 46.0 | ± 7.7 | 31.2 | ± 8.5 | 1017.5 | ± 3.2 | 10.1 | ± 4.4 | 59 | 43 | 27 | 19 | 3 | 3 | 4-18 02:00:00 | 43.7 | ± 7.9 | 30.2 | ± 6.8 | 1018.2 | ± 2.8 | 11.3 | ± 3.8 | 51 | 35 | 27 | 16 | 3 | 4-18 03:00:00 | 45.5 | ± 9.4 | 32.1 | ± 8.7 | 1019.0 | ± 2.7 | 8.3 | ± 4.5 | 51 | 38 | 24 | 19 | 5 | 4-18 04:00:00 | 43.7 | ± 8.4 | 33.0 | ± 10.5 | 1019.4 | ± 3.0 | 7.9 | ± 4.4 | 59 | 46 | 27 | 22 | 11 | 4-18 05:00:00 | 42.1 | ± 8.1 | 31.9 | ± 10.1 | 1019.5 | ± 3.0 | 6.4 | ± 4.9 | 51 | 38 | 22 | 16 | 8 | 4-18 06:00:00 | 42.4 | ± 7.5 | 33.3 | ± 10.4 | 1019.5 | ± 3.0 | 5.3 | ± 5.1 | 43 | 38 | 27 | 14 | 8 | 4-18 07:00:00 | 41.1 | ± 7.8 | 32.3 | ± 9.9 | 1018.8 | ± 3.0 | 5.7 | ± 3.9 | 43 | 38 | 30 | 16 | 8 | 4-18 08:00:00 | 40.3 | ± 7.6 | 32.1 | ± 9.6 | 1018.9 | ± 2.9 | 4.6 | ± 4.7 | 43 | 38 | 27 | 16 | 3 | 4-18 09:00:00 | 40.1 | ± 6.3 | 32.4 | ± 10.1 | 1019.5 | ± 3.0 | 6.5 | ± 3.6 | 41 | 41 | 30 | 14 | 5 | 4-18 10:00:00 | 38.2 | ± 7.7 | 31.5 | ± 10.0 | 1019.4 | ± 3.0 | 6.2 | ± 4.9 | 46 | 46 | 35 | 22 | 4-18 11:00:00 | 37.5 | ± 7.1 | 31.0 | ± 9.0 | 1019.9 | ± 3.2 | 6.5 | ± 4.6 | 51 | 46 | 35 | 24 | 5 | 4-18 12:00:00 | 40.6 | ± 7.1 | 33.5 | ± 9.0 | 1020.4 | ± 3.3 | 6.1 | ± 4.5 | 54 | 46 | 35 | 22 | 8 | 4-18 13:00:00 | 45.4 | ± 7.0 | 35.2 | ± 9.2 | 1020.7 | ± 3.3 | 7.7 | ± 4.1 | 57 | 49 | 32 | 24 | 5 | 4-18 14:00:00 | 47.6 | ± 6.3 | 33.2 | ± 5.4 | 1019.9 | ± 3.1 | 7.8 | ± 3.0 | 54 | 49 | 32 | 14 | 5 | 4-18 15:00:00 | 50.1 | ± 6.7 | 33.7 | ± 5.7 | 1020.0 | ± 3.2 | 9.3 | ± 3.2 | 46 | 43 | 24 | 8 | 3 | 4-18 16:00:00 | 53.8 | ± 8.8 | 36.5 | ± 8.7 | 1020.5 | ± 3.4 | 9.4 | ± 3.6 | 57 | 54 | 22 | 8 | 3 | 3 | 4-18 17:00:00 | 55.0 | ± 7.8 | 34.4 | ± 5.8 | 1019.4 | ± 3.5 | 8.4 | ± 4.5 | 51 | 51 | 16 | 5 | 3 | 4-18 18:00:00 | 59.0 | ± 8.8 | 38.0 | ± 8.7 | 1019.6 | ± 3.5 | 10.3 | ± 3.9 | 54 | 51 | 19 | 5 | 4-18 19:00:00 | 59.7 | ± 9.4 | 37.5 | ± 8.9 | 1019.1 | ± 3.5 | 9.1 | ± 4.1 | 76 | 62 | 19 | 3 | 3 | 4-18 20:00:00 | 59.4 | ± 8.8 | 36.8 | ± 6.8 | 1018.6 | ± 3.9 | 7.6 | ± 4.0 | 70 | 46 | 14 | 3 | 3 | 4-18 21:00:00 | 60.5 | ± 10.5 | 38.2 | ± 7.8 | 1018.3 | ± 3.8 | 10.5 | ± 3.3 | 62 | 43 | 11 | 3 | 3 | 4-18 22:00:00 | 59.8 | ± 10.9 | 38.5 | ± 7.7 | 1018.5 | ± 4.0 | 10.0 | ± 3.0 | 54 | 43 | 16 | 3 | 3 | 4-18 23:00:00 | 58.8 | ± 10.4 | 38.5 | ± 6.8 | 1018.7 | ± 4.2 | 10.2 | ± 3.5 | 49 | 41 | 14 | 5 | 3 |