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) | 7-21 00:00:00 | 69.3 | ± 6.8 | 60.6 | ± 5.6 | 1017.4 | ± 4.3 | 5.5 | ± 3.9 | 47 | 41 | 15 | 3 | 7-21 01:00:00 | 66.5 | ± 6.9 | 60.6 | ± 5.3 | 1017.7 | ± 4.1 | 4.6 | ± 3.6 | 35 | 26 | 12 | 3 | 3 | 7-21 02:00:00 | 64.0 | ± 7.5 | 59.4 | ± 6.8 | 1017.9 | ± 4.1 | 3.3 | ± 3.5 | 35 | 26 | 18 | 12 | 3 | 3 | 7-21 03:00:00 | 62.3 | ± 7.7 | 59.6 | ± 5.6 | 1017.9 | ± 4.2 | 3.2 | ± 3.7 | 38 | 35 | 18 | 12 | 6 | 7-21 04:00:00 | 61.0 | ± 8.1 | 59.3 | ± 5.9 | 1017.8 | ± 4.2 | 3.1 | ± 3.6 | 29 | 26 | 12 | 9 | 9 | 6 | 7-21 05:00:00 | 59.8 | ± 8.6 | 57.3 | ± 7.8 | 1017.6 | ± 4.3 | 3.0 | ± 4.0 | 26 | 24 | 18 | 9 | 3 | 7-21 06:00:00 | 59.9 | ± 8.5 | 58.0 | ± 5.6 | 1017.5 | ± 4.2 | 3.3 | ± 4.0 | 32 | 26 | 18 | 18 | 9 | 3 | 7-21 07:00:00 | 59.4 | ± 8.5 | 58.9 | ± 5.6 | 1017.4 | ± 4.2 | 3.1 | ± 3.8 | 44 | 32 | 24 | 21 | 9 | 7-21 08:00:00 | 58.8 | ± 8.8 | 56.8 | ± 8.4 | 1017.4 | ± 4.3 | 3.3 | ± 4.2 | 35 | 26 | 18 | 18 | 12 | 7-21 09:00:00 | 59.4 | ± 8.4 | 58.4 | ± 6.0 | 1017.5 | ± 4.3 | 3.9 | ± 4.2 | 29 | 26 | 21 | 21 | 15 | 7-21 10:00:00 | 60.0 | ± 7.6 | 58.8 | ± 5.8 | 1017.8 | ± 4.3 | 3.6 | ± 3.9 | 35 | 32 | 29 | 26 | 18 | 6 | 7-21 11:00:00 | 61.3 | ± 7.0 | 58.8 | ± 6.8 | 1018.0 | ± 4.2 | 4.2 | ± 3.5 | 41 | 35 | 26 | 26 | 15 | 7-21 12:00:00 | 64.4 | ± 6.5 | 60.8 | ± 4.7 | 1018.0 | ± 4.1 | 5.0 | ± 3.9 | 38 | 35 | 29 | 26 | 18 | 7-21 13:00:00 | 67.4 | ± 6.3 | 61.4 | ± 4.7 | 1018.1 | ± 4.2 | 5.8 | ± 3.5 | 35 | 32 | 26 | 18 | 9 | 7-21 14:00:00 | 70.0 | ± 6.4 | 60.6 | ± 6.6 | 1018.2 | ± 4.2 | 7.5 | ± 3.3 | 59 | 47 | 38 | 24 | 3 | 7-21 15:00:00 | 71.4 | ± 6.4 | 61.0 | ± 5.7 | 1018.2 | ± 4.2 | 7.6 | ± 3.6 | 71 | 62 | 35 | 15 | 6 | 7-21 16:00:00 | 73.0 | ± 6.4 | 61.6 | ± 5.2 | 1018.0 | ± 4.2 | 6.8 | ± 3.2 | 71 | 65 | 26 | 6 | 3 | 7-21 17:00:00 | 74.5 | ± 6.9 | 60.3 | ± 6.7 | 1017.7 | ± 4.1 | 8.4 | ± 3.3 | 74 | 65 | 24 | 12 | 6 | 7-21 18:00:00 | 75.0 | ± 5.8 | 61.0 | ± 5.9 | 1017.7 | ± 4.0 | 8.5 | ± 3.0 | 76 | 62 | 24 | 15 | 3 | 7-21 19:00:00 | 74.9 | ± 5.6 | 62.0 | ± 4.9 | 1017.4 | ± 4.4 | 8.4 | ± 3.3 | 65 | 53 | 12 | 6 | 3 | 7-21 20:00:00 | 74.4 | ± 5.8 | 60.1 | ± 5.9 | 1017.3 | ± 4.4 | 8.2 | ± 2.9 | 68 | 62 | 15 | 9 | 3 | 7-21 21:00:00 | 73.5 | ± 5.1 | 60.3 | ± 5.8 | 1017.7 | ± 3.8 | 8.3 | ± 3.3 | 68 | 53 | 12 | 6 | 3 | 7-21 22:00:00 | 72.7 | ± 5.0 | 60.7 | ± 5.5 | 1017.6 | ± 3.6 | 8.3 | ± 2.9 | 65 | 53 | 12 | 3 | 3 | 7-21 23:00:00 | 70.7 | ± 4.7 | 60.1 | ± 5.9 | 1017.8 | ± 3.6 | 6.5 | ± 3.5 | 50 | 38 | 15 | 3 |