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) | 9-30 00:00:00 | 58.4 | ± 6.0 | 47.8 | ± 7.7 | 1018.0 | ± 7.7 | 6.7 | ± 3.5 | 33 | 21 | 9-30 01:00:00 | 57.3 | ± 6.3 | 48.7 | ± 7.8 | 1018.1 | ± 7.6 | 5.9 | ± 4.8 | 24 | 18 | 6 | 9-30 02:00:00 | 55.9 | ± 6.6 | 49.0 | ± 7.6 | 1018.4 | ± 7.6 | 6.5 | ± 4.1 | 30 | 24 | 6 | 9-30 03:00:00 | 54.6 | ± 6.5 | 48.0 | ± 7.9 | 1018.4 | ± 7.6 | 5.6 | ± 4.2 | 24 | 18 | 6 | 9-30 04:00:00 | 53.5 | ± 7.0 | 47.6 | ± 8.0 | 1018.2 | ± 7.5 | 5.9 | ± 4.1 | 21 | 15 | 9 | 9-30 05:00:00 | 52.8 | ± 7.2 | 47.8 | ± 7.9 | 1018.3 | ± 7.6 | 5.4 | ± 4.5 | 33 | 21 | 3 | 3 | 9-30 06:00:00 | 52.1 | ± 7.5 | 47.0 | ± 8.3 | 1018.3 | ± 7.7 | 5.8 | ± 4.1 | 33 | 30 | 6 | 3 | 9-30 07:00:00 | 51.4 | ± 7.7 | 46.7 | ± 8.6 | 1018.1 | ± 7.8 | 5.5 | ± 4.4 | 36 | 30 | 15 | 3 | 9-30 08:00:00 | 50.7 | ± 7.6 | 47.1 | ± 8.0 | 1018.0 | ± 7.9 | 5.3 | ± 3.4 | 42 | 36 | 21 | 3 | 9-30 09:00:00 | 50.2 | ± 7.9 | 46.1 | ± 8.3 | 1018.4 | ± 7.9 | 4.8 | ± 3.4 | 52 | 39 | 21 | 6 | 9-30 10:00:00 | 50.4 | ± 8.1 | 46.3 | ± 8.5 | 1018.7 | ± 8.0 | 5.4 | ± 3.2 | 48 | 39 | 27 | 9 | 3 | 3 | 9-30 11:00:00 | 50.7 | ± 8.1 | 47.3 | ± 8.1 | 1019.0 | ± 8.1 | 5.2 | ± 3.6 | 55 | 39 | 27 | 6 | 3 | 9-30 12:00:00 | 53.1 | ± 7.2 | 47.6 | ± 8.2 | 1019.4 | ± 8.1 | 5.0 | ± 4.3 | 48 | 33 | 21 | 9-30 13:00:00 | 56.0 | ± 6.4 | 48.5 | ± 8.2 | 1019.7 | ± 8.1 | 6.6 | ± 5.1 | 45 | 39 | 24 | 9 | 9-30 14:00:00 | 59.0 | ± 5.9 | 49.7 | ± 7.8 | 1019.6 | ± 8.0 | 9.0 | ± 5.5 | 58 | 52 | 30 | 9 | 9-30 15:00:00 | 61.2 | ± 5.8 | 48.9 | ± 8.3 | 1019.4 | ± 7.9 | 10.3 | ± 4.9 | 61 | 52 | 24 | 12 | 9-30 16:00:00 | 63.2 | ± 6.3 | 48.8 | ± 8.9 | 1019.1 | ± 7.8 | 10.8 | ± 5.3 | 61 | 58 | 18 | 6 | 9-30 17:00:00 | 64.3 | ± 6.4 | 48.7 | ± 8.6 | 1018.8 | ± 7.5 | 10.9 | ± 5.5 | 61 | 52 | 18 | 6 | 9-30 18:00:00 | 65.2 | ± 6.5 | 48.3 | ± 9.4 | 1018.2 | ± 7.1 | 11.0 | ± 5.1 | 76 | 64 | 9 | 6 | 3 | 9-30 19:00:00 | 65.8 | ± 6.5 | 48.9 | ± 8.9 | 1017.9 | ± 7.0 | 10.5 | ± 5.5 | 64 | 52 | 6 | 6 | 3 | 9-30 20:00:00 | 65.4 | ± 6.9 | 48.5 | ± 8.7 | 1017.9 | ± 6.7 | 10.5 | ± 4.4 | 64 | 48 | 6 | 6 | 9-30 21:00:00 | 64.2 | ± 6.8 | 48.1 | ± 8.6 | 1018.3 | ± 5.8 | 9.7 | ± 4.3 | 64 | 45 | 6 | 3 | 9-30 22:00:00 | 62.1 | ± 6.1 | 48.8 | ± 8.3 | 1018.0 | ± 6.3 | 9.7 | ± 4.5 | 52 | 42 | 6 | 3 | 9-30 23:00:00 | 59.5 | ± 5.9 | 48.7 | ± 7.5 | 1018.3 | ± 6.2 | 6.6 | ± 3.1 | 45 | 30 | 9 | 3 |