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) | 5-18 00:00:00 | 65.8 | ± 5.2 | 52.6 | ± 9.9 | 1016.3 | ± 8.4 | 4.6 | ± 3.6 | 69 | 31 | 8 | 8 | 5-18 01:00:00 | 62.9 | ± 6.3 | 51.2 | ± 9.3 | 1016.6 | ± 8.1 | 6.3 | ± 4.7 | 46 | 23 | 8 | 8 | 8 | 5-18 02:00:00 | 61.2 | ± 5.9 | 51.0 | ± 9.2 | 1017.1 | ± 7.8 | 5.6 | ± 3.7 | 31 | 15 | 8 | 8 | 8 | 5-18 03:00:00 | 59.4 | ± 6.2 | 51.1 | ± 9.6 | 1017.2 | ± 7.4 | 5.4 | ± 4.2 | 23 | 15 | 8 | 8 | 5-18 04:00:00 | 58.6 | ± 6.0 | 49.1 | ± 10.0 | 1015.4 | ± 5.3 | 5.4 | ± 4.5 | 15 | 8 | 8 | 8 | 5-18 05:00:00 | 59.1 | ± 6.5 | 49.3 | ± 10.3 | 1015.8 | ± 5.2 | 3.3 | ± 3.8 | 15 | 8 | 8 | 8 | 5-18 06:00:00 | 58.1 | ± 6.1 | 49.2 | ± 9.5 | 1015.8 | ± 5.2 | 3.4 | ± 3.2 | 15 | 8 | 8 | 8 | 5-18 07:00:00 | 57.2 | ± 6.6 | 48.7 | ± 9.8 | 1015.6 | ± 5.1 | 3.4 | ± 3.5 | 23 | 15 | 8 | 8 | 5-18 08:00:00 | 55.8 | ± 6.8 | 50.4 | ± 8.7 | 1015.0 | ± 4.5 | 4.1 | ± 3.9 | 23 | 15 | 8 | 8 | 5-18 09:00:00 | 56.0 | ± 6.1 | 50.8 | ± 7.3 | 1015.9 | ± 4.8 | 4.1 | ± 3.8 | 69 | 54 | 31 | 31 | 15 | 8 | 5-18 10:00:00 | 53.9 | ± 6.7 | 50.2 | ± 7.7 | 1018.7 | ± 5.3 | 3.7 | ± 3.8 | 77 | 54 | 46 | 46 | 23 | 5-18 11:00:00 | 55.2 | ± 5.9 | 51.0 | ± 8.1 | 1016.8 | ± 7.7 | 4.1 | ± 4.3 | 85 | 62 | 31 | 31 | 15 | 5-18 12:00:00 | 57.7 | ± 6.4 | 52.0 | ± 8.7 | 1017.0 | ± 7.6 | 5.4 | ± 4.5 | 69 | 38 | 31 | 31 | 5-18 13:00:00 | 60.1 | ± 7.0 | 52.3 | ± 9.6 | 1017.3 | ± 6.8 | 7.9 | ± 4.1 | 69 | 46 | 31 | 31 | 8 | 5-18 14:00:00 | 63.5 | ± 7.6 | 53.3 | ± 9.6 | 1016.3 | ± 7.1 | 7.3 | ± 3.6 | 62 | 46 | 31 | 31 | 8 | 5-18 15:00:00 | 63.5 | ± 7.6 | 50.6 | ± 8.6 | 1016.6 | ± 6.9 | 7.7 | ± 3.9 | 69 | 62 | 23 | 23 | 5-18 16:00:00 | 66.8 | ± 7.8 | 53.3 | ± 9.8 | 1017.8 | ± 7.4 | 7.3 | ± 3.2 | 69 | 54 | 23 | 23 | 8 | 5-18 17:00:00 | 66.9 | ± 8.5 | 50.8 | ± 9.1 | 1015.9 | ± 7.4 | 7.6 | ± 2.4 | 77 | 62 | 23 | 23 | 8 | 5-18 18:00:00 | 67.6 | ± 9.2 | 52.9 | ± 9.8 | 1016.5 | ± 7.6 | 7.3 | ± 2.3 | 77 | 69 | 23 | 23 | 5-18 19:00:00 | 68.2 | ± 9.4 | 53.8 | ± 9.2 | 1015.9 | ± 7.7 | 9.1 | ± 3.1 | 92 | 85 | 23 | 23 | 5-18 20:00:00 | 68.0 | ± 8.8 | 50.6 | ± 11.6 | 1016.6 | ± 6.7 | 9.6 | ± 4.0 | 92 | 77 | 23 | 23 | 5-18 21:00:00 | 69.1 | ± 8.4 | 51.7 | ± 11.6 | 1015.6 | ± 7.3 | 8.6 | ± 2.7 | 54 | 46 | 15 | 15 | 5-18 22:00:00 | 67.6 | ± 8.0 | 51.1 | ± 11.5 | 1015.1 | ± 7.5 | 7.0 | ± 3.4 | 85 | 77 | 23 | 23 | 5-18 23:00:00 | 67.3 | ± 8.4 | 51.7 | ± 11.5 | 1015.5 | ± 7.1 | 7.3 | ± 3.3 | 85 | 62 | 15 | 15 |