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) | 5-31 00:00:00 | 60.5 | ± 8.6 | 47.8 | ± 10.9 | 1015.1 | ± 4.9 | 6.9 | ± 4.3 | 32 | 18 | 6 | 6 | 3 | 5-31 01:00:00 | 56.9 | ± 8.1 | 48.1 | ± 10.3 | 1015.1 | ± 4.9 | 5.5 | ± 4.3 | 32 | 18 | 3 | 3 | 5-31 02:00:00 | 54.4 | ± 8.6 | 47.8 | ± 9.6 | 1015.4 | ± 5.0 | 3.5 | ± 3.5 | 24 | 21 | 6 | 6 | 3 | 5-31 03:00:00 | 52.6 | ± 9.2 | 48.0 | ± 10.5 | 1015.2 | ± 5.1 | 4.3 | ± 3.4 | 26 | 18 | 6 | 6 | 6 | 5-31 04:00:00 | 51.8 | ± 9.6 | 47.9 | ± 10.5 | 1015.2 | ± 5.2 | 3.9 | ± 3.4 | 29 | 21 | 6 | 3 | 3 | 5-31 05:00:00 | 50.9 | ± 10.1 | 47.4 | ± 10.3 | 1014.9 | ± 5.2 | 4.0 | ± 3.5 | 32 | 21 | 9 | 3 | 3 | 5-31 06:00:00 | 50.6 | ± 10.2 | 48.4 | ± 10.6 | 1014.7 | ± 5.3 | 3.8 | ± 3.6 | 44 | 29 | 12 | 12 | 9 | 5-31 07:00:00 | 50.5 | ± 10.2 | 48.3 | ± 10.7 | 1014.4 | ± 5.3 | 4.1 | ± 3.5 | 41 | 29 | 15 | 15 | 6 | 3 | 5-31 08:00:00 | 50.3 | ± 10.2 | 47.6 | ± 10.3 | 1014.3 | ± 5.5 | 4.9 | ± 3.3 | 32 | 26 | 9 | 9 | 6 | 5-31 09:00:00 | 50.8 | ± 9.9 | 48.4 | ± 10.8 | 1014.4 | ± 5.6 | 4.8 | ± 3.6 | 38 | 26 | 18 | 12 | 6 | 5-31 10:00:00 | 51.5 | ± 9.6 | 48.3 | ± 11.0 | 1014.6 | ± 5.9 | 5.0 | ± 3.7 | 41 | 35 | 29 | 21 | 9 | 3 | 5-31 11:00:00 | 53.3 | ± 8.6 | 49.6 | ± 9.3 | 1014.8 | ± 5.9 | 6.3 | ± 3.9 | 47 | 32 | 32 | 24 | 12 | 3 | 5-31 12:00:00 | 56.4 | ± 7.7 | 50.8 | ± 10.0 | 1015.2 | ± 6.2 | 7.0 | ± 3.5 | 41 | 38 | 29 | 21 | 9 | 5-31 13:00:00 | 58.8 | ± 7.4 | 50.5 | ± 10.6 | 1015.5 | ± 6.3 | 7.6 | ± 3.1 | 41 | 35 | 29 | 26 | 9 | 5-31 14:00:00 | 61.5 | ± 7.5 | 50.5 | ± 10.8 | 1015.3 | ± 6.4 | 9.5 | ± 3.1 | 44 | 44 | 35 | 21 | 12 | 5-31 15:00:00 | 63.3 | ± 7.8 | 51.7 | ± 10.7 | 1014.6 | ± 6.4 | 9.3 | ± 2.8 | 59 | 59 | 32 | 21 | 15 | 5-31 16:00:00 | 64.9 | ± 7.8 | 51.9 | ± 10.2 | 1014.2 | ± 6.3 | 9.5 | ± 2.5 | 59 | 53 | 21 | 12 | 3 | 5-31 17:00:00 | 66.5 | ± 7.9 | 51.1 | ± 10.7 | 1014.0 | ± 6.3 | 10.0 | ± 3.6 | 65 | 56 | 18 | 15 | 12 | 5-31 18:00:00 | 67.1 | ± 7.9 | 52.0 | ± 10.2 | 1013.8 | ± 6.4 | 10.0 | ± 3.5 | 68 | 68 | 18 | 9 | 6 | 5-31 19:00:00 | 67.4 | ± 7.8 | 52.5 | ± 10.7 | 1013.5 | ± 6.4 | 10.0 | ± 3.2 | 62 | 50 | 12 | 9 | 6 | 5-31 20:00:00 | 67.7 | ± 8.3 | 51.8 | ± 10.2 | 1013.3 | ± 6.5 | 9.8 | ± 3.3 | 71 | 53 | 15 | 9 | 6 | 5-31 21:00:00 | 66.9 | ± 8.5 | 53.2 | ± 9.9 | 1013.3 | ± 6.4 | 9.6 | ± 3.4 | 59 | 47 | 18 | 9 | 6 | 5-31 22:00:00 | 65.9 | ± 8.7 | 52.5 | ± 9.5 | 1013.3 | ± 6.3 | 9.6 | ± 3.7 | 65 | 47 | 15 | 9 | 3 | 5-31 23:00:00 | 64.5 | ± 8.4 | 51.5 | ± 10.3 | 1013.3 | ± 6.3 | 8.3 | ± 4.5 | 47 | 38 | 18 | 12 |