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 | 64.3 | ± 8.2 | 49.6 | ± 10.7 | 1015.4 | ± 6.5 | 7.0 | ± 4.5 | 55 | 25 | 10 | 5 | 5 | 5 | 5-18 01:00:00 | 61.7 | ± 7.7 | 49.7 | ± 10.3 | 1015.9 | ± 6.3 | 7.2 | ± 4.6 | 50 | 25 | 10 | 5-18 02:00:00 | 59.7 | ± 7.8 | 49.9 | ± 8.9 | 1016.2 | ± 6.3 | 6.4 | ± 5.1 | 55 | 35 | 15 | 5 | 5 | 5 | 5-18 03:00:00 | 58.1 | ± 7.5 | 49.6 | ± 9.3 | 1016.4 | ± 6.3 | 6.2 | ± 5.2 | 50 | 35 | 20 | 10 | 5 | 5-18 04:00:00 | 56.4 | ± 7.2 | 49.3 | ± 8.9 | 1016.3 | ± 6.4 | 6.4 | ± 5.3 | 55 | 40 | 20 | 10 | 5 | 5 | 5-18 05:00:00 | 55.3 | ± 7.3 | 48.9 | ± 7.9 | 1016.6 | ± 6.3 | 6.3 | ± 5.2 | 55 | 45 | 35 | 20 | 15 | 10 | 5-18 06:00:00 | 54.4 | ± 7.2 | 48.5 | ± 8.6 | 1016.5 | ± 6.5 | 5.7 | ± 4.7 | 70 | 45 | 30 | 20 | 15 | 10 | 5-18 07:00:00 | 53.1 | ± 7.4 | 47.9 | ± 8.5 | 1016.3 | ± 6.4 | 5.8 | ± 4.8 | 65 | 35 | 25 | 15 | 5 | 5 | 5-18 08:00:00 | 52.3 | ± 7.3 | 48.1 | ± 8.1 | 1016.2 | ± 6.4 | 5.1 | ± 5.0 | 65 | 50 | 30 | 25 | 20 | 5 | 5-18 09:00:00 | 52.2 | ± 7.4 | 48.0 | ± 9.0 | 1016.4 | ± 6.5 | 4.9 | ± 4.8 | 65 | 45 | 30 | 25 | 20 | 10 | 5-18 10:00:00 | 52.8 | ± 7.3 | 48.4 | ± 9.1 | 1016.4 | ± 6.8 | 4.9 | ± 4.4 | 70 | 50 | 30 | 30 | 25 | 20 | 5-18 11:00:00 | 54.1 | ± 7.2 | 48.8 | ± 8.7 | 1016.9 | ± 6.8 | 5.6 | ± 5.3 | 65 | 55 | 25 | 25 | 20 | 10 | 5-18 12:00:00 | 56.5 | ± 7.4 | 48.9 | ± 9.8 | 1017.1 | ± 6.8 | 7.0 | ± 5.1 | 60 | 50 | 35 | 30 | 20 | 10 | 5-18 13:00:00 | 59.3 | ± 8.0 | 49.0 | ± 10.0 | 1017.2 | ± 6.5 | 6.8 | ± 5.1 | 75 | 65 | 25 | 25 | 20 | 10 | 5-18 14:00:00 | 62.0 | ± 9.0 | 48.8 | ± 9.8 | 1016.8 | ± 6.5 | 7.7 | ± 5.0 | 60 | 60 | 25 | 25 | 20 | 15 | 5-18 15:00:00 | 64.2 | ± 9.8 | 49.6 | ± 10.8 | 1016.5 | ± 6.4 | 7.4 | ± 4.3 | 75 | 65 | 25 | 15 | 15 | 15 | 5-18 16:00:00 | 65.9 | ± 10.8 | 49.2 | ± 10.6 | 1016.2 | ± 6.1 | 8.9 | ± 4.4 | 65 | 55 | 15 | 5 | 5 | 5 | 5-18 17:00:00 | 67.5 | ± 10.7 | 49.2 | ± 9.6 | 1016.0 | ± 6.0 | 10.2 | ± 4.1 | 60 | 40 | 15 | 5 | 5 | 5 | 5-18 18:00:00 | 68.3 | ± 11.2 | 48.9 | ± 10.6 | 1015.6 | ± 5.8 | 10.1 | ± 4.3 | 55 | 45 | 15 | 5 | 5 | 5 | 5-18 19:00:00 | 68.7 | ± 11.1 | 49.3 | ± 10.0 | 1015.1 | ± 5.7 | 10.2 | ± 4.6 | 55 | 45 | 15 | 5 | 5 | 5 | 5-18 20:00:00 | 68.9 | ± 11.1 | 48.7 | ± 9.8 | 1014.9 | ± 5.6 | 10.3 | ± 4.8 | 65 | 45 | 10 | 5 | 5 | 5 | 5-18 21:00:00 | 67.7 | ± 10.3 | 48.7 | ± 9.8 | 1015.0 | ± 5.4 | 9.6 | ± 4.0 | 45 | 40 | 10 | 5 | 5 | 5 | 5-18 22:00:00 | 66.8 | ± 10.3 | 49.8 | ± 10.2 | 1014.6 | ± 5.6 | 9.0 | ± 4.3 | 40 | 30 | 10 | 5 | 5 | 5 | 5-18 23:00:00 | 65.2 | ± 9.6 | 49.8 | ± 10.2 | 1014.8 | ± 5.6 | 7.0 | ± 3.7 | 40 | 25 | 10 | 5 | 5 | 5 |