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) | 5-21 00:00:00 | 65.3 | ± 8.6 | 49.4 | ± 9.2 | 1015.2 | ± 6.0 | 7.2 | ± 4.1 | 45 | 30 | 15 | 5 | 5 | 5 | 5-21 01:00:00 | 62.0 | ± 8.1 | 50.4 | ± 8.9 | 1015.7 | ± 6.0 | 7.1 | ± 4.2 | 50 | 30 | 15 | 5 | 5 | 5 | 5-21 02:00:00 | 59.6 | ± 8.0 | 50.2 | ± 8.9 | 1016.1 | ± 6.1 | 5.1 | ± 4.0 | 45 | 20 | 10 | 5-21 03:00:00 | 57.8 | ± 7.4 | 50.9 | ± 8.3 | 1016.1 | ± 6.2 | 5.1 | ± 3.6 | 35 | 30 | 15 | 5-21 04:00:00 | 56.1 | ± 7.3 | 51.0 | ± 8.3 | 1016.3 | ± 6.3 | 5.5 | ± 3.8 | 35 | 30 | 15 | 5 | 5-21 05:00:00 | 54.4 | ± 7.1 | 50.2 | ± 8.7 | 1016.7 | ± 6.2 | 4.8 | ± 3.9 | 45 | 35 | 30 | 10 | 5 | 5-21 06:00:00 | 53.7 | ± 7.7 | 50.3 | ± 8.5 | 1016.3 | ± 6.6 | 4.5 | ± 4.0 | 40 | 35 | 20 | 5 | 5 | 5 | 5-21 07:00:00 | 52.9 | ± 7.9 | 50.2 | ± 8.8 | 1016.3 | ± 6.6 | 4.2 | ± 3.9 | 40 | 40 | 25 | 10 | 10 | 10 | 5-21 08:00:00 | 52.0 | ± 8.2 | 49.5 | ± 8.8 | 1016.4 | ± 6.6 | 3.8 | ± 3.7 | 45 | 45 | 35 | 15 | 15 | 5 | 5-21 09:00:00 | 51.8 | ± 8.0 | 49.4 | ± 9.0 | 1016.7 | ± 6.6 | 4.5 | ± 3.9 | 60 | 50 | 40 | 30 | 25 | 5 | 5-21 10:00:00 | 52.0 | ± 7.8 | 49.2 | ± 9.0 | 1016.9 | ± 6.8 | 4.0 | ± 3.9 | 55 | 50 | 45 | 35 | 25 | 5 | 5-21 11:00:00 | 53.7 | ± 7.6 | 49.9 | ± 8.4 | 1017.4 | ± 6.8 | 5.4 | ± 3.9 | 50 | 45 | 35 | 30 | 20 | 5 | 5-21 12:00:00 | 56.5 | ± 7.3 | 50.7 | ± 8.3 | 1017.6 | ± 6.8 | 6.5 | ± 3.7 | 50 | 45 | 35 | 25 | 15 | 5 | 5-21 13:00:00 | 59.6 | ± 6.8 | 50.9 | ± 8.3 | 1017.6 | ± 6.8 | 7.1 | ± 3.9 | 45 | 45 | 30 | 30 | 15 | 5 | 5-21 14:00:00 | 62.4 | ± 7.0 | 50.5 | ± 8.4 | 1017.6 | ± 6.7 | 8.1 | ± 4.4 | 50 | 45 | 20 | 15 | 10 | 5 | 5-21 15:00:00 | 64.8 | ± 7.0 | 50.2 | ± 8.5 | 1017.3 | ± 6.6 | 7.5 | ± 4.4 | 60 | 50 | 25 | 20 | 10 | 10 | 5-21 16:00:00 | 66.5 | ± 7.6 | 49.5 | ± 9.1 | 1017.1 | ± 6.4 | 8.2 | ± 4.5 | 45 | 25 | 15 | 10 | 5 | 5 | 5-21 17:00:00 | 67.9 | ± 7.8 | 49.1 | ± 9.0 | 1016.8 | ± 6.1 | 9.0 | ± 4.3 | 60 | 45 | 25 | 15 | 15 | 15 | 5-21 18:00:00 | 69.2 | ± 8.5 | 48.9 | ± 9.4 | 1016.4 | ± 6.1 | 9.0 | ± 4.5 | 60 | 40 | 20 | 15 | 15 | 15 | 5-21 19:00:00 | 69.1 | ± 8.6 | 48.7 | ± 9.4 | 1015.9 | ± 5.6 | 9.7 | ± 3.9 | 70 | 40 | 25 | 15 | 15 | 15 | 5-21 20:00:00 | 69.5 | ± 9.0 | 48.5 | ± 9.5 | 1016.1 | ± 5.5 | 9.3 | ± 4.1 | 65 | 35 | 15 | 10 | 10 | 10 | 5-21 21:00:00 | 69.3 | ± 8.8 | 47.7 | ± 10.0 | 1015.8 | ± 5.6 | 9.6 | ± 4.2 | 55 | 20 | 10 | 5 | 5 | 5 | 5-21 22:00:00 | 68.0 | ± 8.6 | 47.9 | ± 10.3 | 1015.9 | ± 5.2 | 9.7 | ± 4.2 | 50 | 15 | 10 | 5-21 23:00:00 | 66.5 | ± 8.3 | 48.6 | ± 9.5 | 1015.9 | ± 5.2 | 8.2 | ± 4.9 | 35 | 15 | 5 |