| Monthly Observation SummaryMarch 1997 | |||||||||||||
| Station "APLMD" (JHU/Applied Physics Laboratory), Laurel, MD (39°10'02"N, 76°53'52"W, 438 ft) | |||||||||||||
| Day | Max. Temp. | Min. Temp. | Rain Day | Rain Month | Rain Year | Max. Rn Rate | Peak Gust | Max. Light | Last Light | Min. Press. | Max. Press. | Min. RH | Max. RH |
| (°F) | (°F) | (in.) | (in.) | (in.) | (in./hr) | (mph) | (in.) | (in.) | (%) | (%) | |||
| 1 | 51 | 41 | 0.86 | 0.86 | 6.11 | 0.52 | 11 | 59 | 18:13 | 29.87 | 30.27 | 68 | 100 |
| 2 | 67 | 47 | 0.00 | 0.86 | 6.11 | 0.00 | 22 | 54 | 18:15 | 29.66 | 30.02 | 48 | 100 |
| 3 | 47 | 34 | 1.72 | 2.58 | 7.83 | 0.48 | 23 | 44 | 18:17 | 29.88 | 30.12 | 60 | 100 |
| 4 | 44 | 34 | 0.05 | 2.63 | 7.88 | 0.04 | 9 | 53 | 18:21 | 29.99 | 30.16 | 88 | 100 |
| 5 | 47 | 41 | 0.15 | 2.78 | 8.03 | 0.12 | 16 | 51 | 18:07 | 29.55 | 30.15 | 100 | 100 |
| 6 | 50 | 36 | 0.02 | 2.80 | 8.05 | 0.04 | 47 | 72 | 18:24 | 29.49 | 30.01 | 37 | 100 |
| 7 | 43 | 30 | 0.00 | 2.80 | 8.05 | 0.00 | 31 | 68 | 18:24 | 30.01 | 30.35 | 29 | 66 |
| 8 | 64 | 34 | 0.00 | 2.80 | 8.05 | 0.00 | 26 | 68 | 18:26 | 29.99 | 30.34 | 34 | 79 |
| 9 | 42 | 29 | 0.07 | 2.87 | 8.12 | 0.04 | 23 | 72 | 18:24 | 30.13 | 30.57 | 38 | 100 |
| 10 | 57 | 34 | 0.24 | 3.11 | 8.36 | 0.16 | 23 | 70 | 18:28 | 29.90 | 30.13 | 24 | 100 |
| 11 | 61 | 37 | 0.00 | 3.11 | 8.36 | 0.00 | 28 | 72 | 18:30 | 29.80 | 30.09 | 29 | 59 |
| 12 | 48 | 30 | 0.00 | 3.11 | 8.36 | 0.00 | 21 | 71 | 18:29 | 30.07 | 30.29 | 23 | 61 |
| 13 | 47 | 33 | 0.00 | 3.11 | 8.36 | 0.00 | 14 | 71 | 18:27 | 30.27 | 30.46 | 21 | 86 |
| 14 | 53 | 33 | 0.76 | 3.87 | 9.12 | 0.24 | 26 | 47 | 18:20 | 29.62 | 30.29 | 86 | 100 |
| 15 | 48 | 30 | 0.00 | 3.87 | 9.12 | 0.00 | 32 | 72 | 18:33 | 29.66 | 30.23 | 37 | 92 |
| 16 | 38 | 26 | 0.00 | 3.87 | 9.12 | 0.00 | 24 | 70 | 18:33 | 30.23 | 30.40 | 31 | 60 |
| 17 | 52 | 26 | 0.00 | 3.87 | 9.12 | 0.00 | 22 | 73 | 18:33 | 30.10 | 30.40 | 29 | 72 |
| 18 | 57 | 40 | 0.44 | 4.31 | 9.56 | 0.16 | 11 | 72 | 18:28 | 30.13 | 30.24 | 38 | 100 |
| 19 | 40 | 32 | 0.43 | 4.74 | 9.99 | 0.12 | 9 | 65 | 18:29 | 29.95 | 30.21 | 98 | 100 |
| 20 | 52 | 36 | 0.01 | 4.75 | 10.00 | 0.04 | 21 | 75 | 18:36 | 29.76 | 29.95 | 48 | 100 |
| 21 | 63 | 34 | 0.00 | 4.75 | 10.00 | 0.00 | 18 | 75 | 18:38 | 29.43 | 29.88 | 39 | 100 |
| 22 | 62 | 36 | 0.00 | 4.75 | 10.00 | 0.00 | 43 | 73 | 18:40 | 29.32 | 29.88 | 41 | 69 |
| 23 | 48 | 30 | 0.00 | 4.75 | 10.00 | 0.00 | 25 | 70 | 18:40 | 29.88 | 30.12 | 35 | 79 |
| 24 | 48 | 29 | 0.00 | 4.75 | 10.00 | 0.00 | 15 | 67 | 18:39 | 30.12 | 30.45 | 26 | 100 |
| 25 | 52 | 35 | 0.00 | 4.75 | 10.00 | 0.00 | 21 | 71 | 18:39 | 29.80 | 30.43 | 41 | 87 |
| 26 | 58 | 40 | 0.56 | 5.31 | 10.56 | 0.88 | 38 | 69 | 18:44 | 29.68 | 29.99 | 45 | 100 |
| 27 | 71 | 38 | 0.00 | 5.31 | 10.56 | 0.00 | 23 | 72 | 18:44 | 29.85 | 29.99 | 26 | 75 |
| 28 | 72 | 46 | 0.00 | 5.31 | 10.56 | 0.00 | 22 | 73 | 18:45 | 29.69 | 29.93 | 31 | 69 |
| 29 | 75 | 56 | 0.15 | 5.46 | 10.71 | 0.36 | 34 | 74 | 18:46 | 29.46 | 29.73 | 40 | 92 |
| 30 | 67 | 50 | 0.16 | 5.62 | 10.87 | 0.36 | 21 | 73 | 18:46 | 29.62 | 29.82 | 45 | 100 |
| 31 | 50 | 30 | 0.68 | 6.30 | 11.55 | 0.24 | 42 | 66 | 18:45 | 29.54 | 29.65 | 52 | 100 |
| Avg. | 54.0 | 35.7 | |||||||||||
| Max. | 75 | 1.72 | 0.88 | 47 | 75 | 30.57 | 100 | 100 | |||||
| Min. | 26 | 9 | 44 | 29.32 | 21 | 59 | |||||||