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 | 67.6 | ± 7.7 | 53.5 | ± 10.9 | 1014.3 | ± 5.5 | 7.9 | ± 2.8 | 45 | 30 | 6 | 6 | 5-31 01:00:00 | 65.4 | ± 7.7 | 53.1 | ± 10.6 | 1014.7 | ± 5.6 | 6.5 | ± 3.2 | 39 | 30 | 6 | 6 | 3 | 5-31 02:00:00 | 63.7 | ± 7.7 | 52.8 | ± 10.1 | 1014.9 | ± 5.6 | 6.7 | ± 3.4 | 33 | 21 | 3 | 3 | 5-31 03:00:00 | 62.0 | ± 7.8 | 53.4 | ± 9.9 | 1015.1 | ± 5.7 | 5.6 | ± 3.2 | 42 | 30 | 9 | 9 | 5-31 04:00:00 | 60.7 | ± 7.8 | 53.9 | ± 9.5 | 1015.0 | ± 5.7 | 5.4 | ± 3.3 | 30 | 21 | 6 | 6 | 5-31 05:00:00 | 59.5 | ± 7.9 | 52.9 | ± 9.3 | 1014.9 | ± 5.7 | 4.9 | ± 3.2 | 21 | 21 | 6 | 3 | 5-31 06:00:00 | 58.6 | ± 8.1 | 53.3 | ± 9.0 | 1014.8 | ± 5.7 | 4.5 | ± 2.9 | 27 | 27 | 9 | 6 | 5-31 07:00:00 | 57.8 | ± 8.1 | 53.3 | ± 9.0 | 1014.6 | ± 5.8 | 5.0 | ± 3.0 | 30 | 27 | 6 | 6 | 3 | 5-31 08:00:00 | 57.0 | ± 8.4 | 52.5 | ± 9.2 | 1014.6 | ± 5.8 | 5.2 | ± 3.3 | 30 | 30 | 9 | 6 | 3 | 3 | 5-31 09:00:00 | 56.8 | ± 8.2 | 53.0 | ± 8.9 | 1014.8 | ± 5.8 | 5.4 | ± 3.3 | 30 | 27 | 15 | 6 | 3 | 3 | 5-31 10:00:00 | 57.7 | ± 8.2 | 53.7 | ± 8.9 | 1015.0 | ± 5.8 | 5.4 | ± 3.5 | 33 | 33 | 12 | 6 | 3 | 3 | 5-31 11:00:00 | 59.8 | ± 7.8 | 54.0 | ± 8.6 | 1015.2 | ± 5.8 | 5.4 | ± 3.4 | 42 | 36 | 18 | 6 | 3 | 5-31 12:00:00 | 63.2 | ± 7.5 | 55.4 | ± 8.4 | 1015.3 | ± 5.8 | 6.1 | ± 3.6 | 39 | 30 | 18 | 6 | 5-31 13:00:00 | 66.2 | ± 7.4 | 55.3 | ± 8.7 | 1014.9 | ± 5.7 | 7.1 | ± 4.9 | 48 | 45 | 24 | 12 | 3 | 5-31 14:00:00 | 68.3 | ± 8.0 | 54.6 | ± 9.0 | 1015.1 | ± 5.8 | 8.1 | ± 4.3 | 48 | 48 | 27 | 12 | 3 | 5-31 15:00:00 | 70.1 | ± 8.3 | 55.2 | ± 9.8 | 1014.8 | ± 5.8 | 9.3 | ± 4.2 | 58 | 52 | 27 | 12 | 3 | 5-31 16:00:00 | 71.7 | ± 8.4 | 55.2 | ± 10.0 | 1014.5 | ± 5.7 | 9.0 | ± 4.4 | 61 | 45 | 18 | 9 | 5-31 17:00:00 | 73.3 | ± 8.5 | 55.1 | ± 10.0 | 1014.0 | ± 5.6 | 9.8 | ± 4.5 | 67 | 48 | 18 | 9 | 5-31 18:00:00 | 73.9 | ± 8.8 | 55.4 | ± 9.8 | 1013.5 | ± 5.6 | 10.5 | ± 4.7 | 76 | 52 | 18 | 6 | 5-31 19:00:00 | 73.9 | ± 8.4 | 55.5 | ± 9.8 | 1013.2 | ± 5.6 | 10.4 | ± 5.0 | 70 | 55 | 12 | 6 | 5-31 20:00:00 | 74.1 | ± 8.6 | 55.2 | ± 9.8 | 1012.7 | ± 5.7 | 10.5 | ± 5.1 | 70 | 52 | 9 | 6 | 5-31 21:00:00 | 73.9 | ± 8.5 | 55.8 | ± 9.9 | 1012.6 | ± 5.8 | 11.0 | ± 4.3 | 52 | 45 | 12 | 3 | 5-31 22:00:00 | 72.7 | ± 8.1 | 56.3 | ± 10.2 | 1012.5 | ± 5.9 | 10.3 | ± 4.1 | 52 | 45 | 9 | 3 | 5-31 23:00:00 | 71.1 | ± 7.8 | 55.3 | ± 9.8 | 1012.5 | ± 6.0 | 9.1 | ± 3.8 | 58 | 45 | 9 | 3 | 3 |