| Monthly Observation SummaryMay 2000 | |||||||||||||
| 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 | 76 | 40 | 0.00 | 0.00 | 15.70 | 0.00 | 22 | 78 | 20:14 | 29.73 | 30.09 | 29 | 96 |
| 2 | 69 | 49 | 0.02 | 0.02 | 15.72 | 0.04 | 24 | 79 | 20:18 | 29.69 | 30.13 | 36 | 98 |
| 3 | 75 | 45 | 0.00 | 0.02 | 15.72 | 0.00 | 19 | 80 | 20:19 | 30.10 | 30.27 | 36 | 97 |
| 4 | 78 | 48 | 0.00 | 0.02 | 15.72 | 0.00 | 21 | 76 | 20:11 | 30.10 | 30.26 | 43 | 100 |
| 5 | 87 | 62 | 0.00 | 0.02 | 15.72 | 0.00 | 20 | 80 | 20:20 | 30.01 | 30.13 | 39 | 80 |
| 6 | 88 | 67 | 0.00 | 0.02 | 15.72 | 0.00 | 18 | 81 | 20:23 | 29.98 | 30.12 | 36 | 81 |
| 7 | 91 | 70 | 0.00 | 0.02 | 15.72 | 0.00 | 16 | 80 | 20:23 | 29.85 | 30.05 | 28 | 75 |
| 8 | 91 | 70 | 0.00 | 0.02 | 15.72 | 0.00 | 15 | 80 | 20:24 | 29.74 | 29.93 | 32 | 72 |
| 9 | 90 | 70 | 0.00 | 0.02 | 15.72 | 0.00 | 19 | 80 | 20:23 | 29.63 | 29.80 | 37 | 75 |
| 10 | 88 | 56 | 0.33 | 0.35 | 16.05 | 0.72 | 38 | 78 | 20:22 | 29.51 | 29.80 | 37 | 96 |
| 11 | 78 | 51 | 0.00 | 0.35 | 16.05 | 0.00 | 21 | 78 | 20:25 | 29.79 | 29.93 | 29 | 82 |
| 12 | 88 | 59 | 0.00 | 0.35 | 16.05 | 0.00 | 19 | 77 | 20:27 | 29.66 | 29.84 | 44 | 76 |
| 13 | 92 | 63 | 0.21 | 0.56 | 16.26 | 0.88 | 32 | 76 | 19:58 | 29.55 | 29.85 | 44 | 96 |
| 14 | 74 | 56 | 0.00 | 0.56 | 16.26 | 0.00 | 21 | 79 | 20:30 | 29.84 | 30.02 | 24 | 84 |
| 15 | 68 | 47 | 0.00 | 0.56 | 16.26 | 0.00 | 16 | 76 | 20:27 | 30.02 | 30.13 | 30 | 81 |
| 16 | 73 | 42 | 0.00 | 0.56 | 16.26 | 0.00 | 16 | 78 | 20:28 | 30.01 | 30.16 | 26 | 90 |
| 17 | 77 | 51 | 0.00 | 0.56 | 16.26 | 0.00 | 18 | 79 | 20:29 | 30.02 | 30.12 | 39 | 100 |
| 18 | 84 | 60 | 0.00 | 0.56 | 16.26 | 0.00 | 28 | 76 | 20:31 | 29.87 | 30.07 | 51 | 100 |
| 19 | 76 | 55 | 0.29 | 0.85 | 16.55 | 0.16 | 18 | 70 | 20:22 | 29.85 | 29.99 | 65 | 100 |
| 20 | 55 | 52 | 0.10 | 0.95 | 16.65 | 0.04 | 17 | 62 | 20:23 | 29.95 | 30.02 | 100 | 100 |
| 21 | 66 | 52 | 0.18 | 1.13 | 16.83 | 0.12 | 11 | 75 | 20:28 | 29.91 | 30.01 | 77 | 100 |
| 22 | 61 | 55 | 0.78 | 1.91 | 17.61 | 0.64 | 15 | 80 | 20:30 | 29.76 | 29.93 | 90 | 100 |
| 23 | 70 | 55 | 0.01 | 1.92 | 17.62 | 0.04 | 18 | 76 | 20:30 | 29.55 | 29.80 | 70 | 100 |
| 24 | 84 | 60 | 0.17 | 2.09 | 17.79 | 0.60 | 19 | 76 | 20:39 | 29.51 | 29.60 | 40 | 100 |
| 25 | 76 | 61 | 0.00 | 2.09 | 17.79 | 0.00 | 26 | 78 | 20:41 | 29.51 | 29.79 | 30 | 80 |
| 26 | 78 | 55 | 0.00 | 2.09 | 17.79 | 0.00 | 21 | 78 | 20:39 | 29.79 | 29.96 | 29 | 76 |
| 27 | 63 | 55 | 0.16 | 2.25 | 17.95 | 0.16 | 12 | 67 | 20:35 | 29.82 | 29.99 | 61 | 100 |
| 28 | 58 | 52 | 0.62 | 2.87 | 18.57 | 0.36 | 16 | 57 | 20:20 | 29.73 | 29.85 | 83 | 100 |
| 29 | 63 | 49 | 0.01 | 2.88 | 18.58 | 0.04 | 18 | 76 | 20:38 | 29.77 | 30.05 | 61 | 100 |
| 30 | 65 | 46 | 0.00 | 2.88 | 18.58 | 0.00 | 19 | 80 | 20:44 | 30.05 | 30.20 | 55 | 100 |
| 31 | 74 | 48 | 0.00 | 2.88 | 18.58 | 0.00 | 10 | 79 | 20:42 | 30.04 | 30.20 | 48 | 100 |
| Avg. | 76.0 | 54.9 | |||||||||||
| Max. | 92 | 0.78 | 0.88 | 38 | 81 | 30.27 | 100 | 100 | |||||
| Min. | 40 | 10 | 57 | 29.51 | 24 | 72 | |||||||