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) | 8-10 00:00:00 | 66.7 | ± 5.8 | 58.7 | ± 6.7 | 1017.2 | ± 4.1 | 4.9 | ± 3.6 | 41 | 41 | 15 | 6 | 8-10 01:00:00 | 63.8 | ± 5.9 | 58.4 | ± 6.1 | 1017.2 | ± 4.0 | 4.8 | ± 4.3 | 44 | 41 | 18 | 12 | 6 | 8-10 02:00:00 | 61.3 | ± 6.2 | 57.9 | ± 6.0 | 1017.7 | ± 4.1 | 3.9 | ± 3.3 | 29 | 24 | 12 | 12 | 9 | 8-10 03:00:00 | 60.6 | ± 6.1 | 57.2 | ± 6.4 | 1017.4 | ± 4.1 | 3.3 | ± 3.3 | 32 | 29 | 24 | 18 | 12 | 8-10 04:00:00 | 59.9 | ± 6.5 | 56.4 | ± 6.8 | 1017.4 | ± 4.0 | 3.2 | ± 3.4 | 35 | 32 | 24 | 15 | 9 | 8-10 05:00:00 | 59.3 | ± 6.2 | 56.6 | ± 6.1 | 1017.3 | ± 4.1 | 4.0 | ± 4.0 | 41 | 41 | 29 | 26 | 15 | 6 | 8-10 06:00:00 | 58.6 | ± 6.5 | 55.6 | ± 6.9 | 1017.3 | ± 4.0 | 3.7 | ± 2.9 | 41 | 38 | 24 | 21 | 18 | 9 | 8-10 07:00:00 | 58.5 | ± 6.7 | 55.5 | ± 7.1 | 1017.2 | ± 4.0 | 3.1 | ± 2.9 | 53 | 50 | 29 | 21 | 12 | 6 | 8-10 08:00:00 | 58.1 | ± 7.2 | 56.0 | ± 6.7 | 1017.1 | ± 3.9 | 3.1 | ± 3.2 | 50 | 47 | 29 | 21 | 12 | 12 | 8-10 09:00:00 | 57.9 | ± 7.3 | 54.6 | ± 7.3 | 1017.2 | ± 3.9 | 3.3 | ± 3.1 | 41 | 38 | 26 | 24 | 9 | 6 | 8-10 10:00:00 | 57.8 | ± 7.2 | 54.3 | ± 7.0 | 1017.5 | ± 4.0 | 3.5 | ± 3.0 | 53 | 50 | 29 | 26 | 12 | 6 | 8-10 11:00:00 | 58.9 | ± 6.5 | 56.6 | ± 6.1 | 1017.9 | ± 4.0 | 4.7 | ± 3.5 | 53 | 50 | 35 | 29 | 21 | 6 | 8-10 12:00:00 | 61.5 | ± 6.3 | 57.7 | ± 5.9 | 1018.1 | ± 4.0 | 5.5 | ± 3.2 | 59 | 47 | 38 | 35 | 21 | 3 | 8-10 13:00:00 | 64.6 | ± 6.2 | 58.8 | ± 5.7 | 1018.2 | ± 4.0 | 6.2 | ± 3.3 | 59 | 47 | 41 | 24 | 12 | 8-10 14:00:00 | 66.9 | ± 6.1 | 59.3 | ± 5.7 | 1018.4 | ± 4.0 | 7.4 | ± 4.0 | 71 | 68 | 50 | 29 | 3 | 8-10 15:00:00 | 69.0 | ± 6.0 | 59.3 | ± 6.0 | 1018.1 | ± 3.8 | 7.5 | ± 4.1 | 74 | 71 | 44 | 15 | 3 | 8-10 16:00:00 | 71.0 | ± 5.7 | 58.9 | ± 6.3 | 1017.9 | ± 3.8 | 7.7 | ± 3.8 | 82 | 79 | 26 | 3 | 8-10 17:00:00 | 72.0 | ± 6.1 | 58.6 | ± 6.2 | 1017.7 | ± 3.8 | 8.5 | ± 3.4 | 82 | 82 | 18 | 6 | 8-10 18:00:00 | 72.5 | ± 5.9 | 57.5 | ± 5.9 | 1017.5 | ± 3.8 | 8.4 | ± 3.6 | 85 | 82 | 18 | 6 | 8-10 19:00:00 | 73.1 | ± 5.9 | 57.9 | ± 5.9 | 1017.2 | ± 3.8 | 8.0 | ± 4.2 | 79 | 79 | 9 | 8-10 20:00:00 | 73.7 | ± 5.9 | 58.9 | ± 5.8 | 1016.9 | ± 3.8 | 8.6 | ± 3.6 | 76 | 59 | 9 | 6 | 8-10 21:00:00 | 72.8 | ± 5.8 | 57.8 | ± 6.1 | 1016.9 | ± 3.8 | 8.4 | ± 3.6 | 74 | 65 | 15 | 6 | 8-10 22:00:00 | 71.4 | ± 5.4 | 58.3 | ± 6.4 | 1017.0 | ± 4.0 | 8.2 | ± 3.7 | 62 | 56 | 15 | 9 | 3 | 8-10 23:00:00 | 69.5 | ± 5.4 | 58.9 | ± 6.2 | 1017.1 | ± 4.0 | 5.6 | ± 3.1 | 56 | 41 | 24 | 9 | 3 |