
Weather Summary MaY 1999
Research and Education Center
Georgetown Delaware
| May, 1999 | Julian Day | Min. Temp. (C) | Min. Temp. (F) | Time Min. Temp | Max. Temp (C) | Max. Temp. (F) | Time Max. Temp | Min. RH% | Time Min. RH% | Max. RH% | Time Max. RH% | Total Solar | Net Solar | Rain (mm) | Rain (inches) | Mean Wind Speed | Mean Wind Dir | Max. Wind (m/s) | Time Max Wind | Min. Soil Temp (C) | Min. Soil Temp (F) | Time Min. Soil Temp | Max. Soil Temp (C) | Max. Soil Temp (F) | Time Max. Soil Temp |
| 1 | 121 | 4.11 | 39.40 | 332 | 15.13 | 59.23 | 1405 | 41.15 | 1913 | 84.8 | 350 | 565.2 | 452.1 | 0 | 0 | 3.7 | 343.6 | 9.06 | 1017 | 7.49 | 45.48 | 614 | 27.30 | 81.14 | 1408 |
| 2 | 122 | 7.37 | 45.27 | 55 | 16.14 | 61.05 | 1344 | 55.19 | 1220 | 83.6 | 638 | 325.8 | 260.6 | 0 | 0 | 5.6 | 348.6 | 12.19 | 1411 | 8.33 | 46.99 | 608 | 21.57 | 70.83 | 1346 |
| 3 | 123 | 10.35 | 50.63 | 512 | 13.42 | 56.16 | 1648 | 52.52 | 254 | 96.3 | 1911 | 123.5 | 98.8 | 2.032 | 0.08 | 5.0 | 354.6 | 8.75 | 1307 | 11.53 | 52.75 | 611 | 15.45 | 59.81 | 1537 |
| 4 | 124 | 11.33 | 52.39 | 610 | 20.51 | 68.92 | 1633 | 62.65 | 1638 | 93.8 | 47 | 400.5 | 320.4 | 0.254 | 0.01 | 1.9 | 347.2 | 4.709 | 954 | 11.80 | 53.24 | 509 | 25.28 | 77.50 | 1236 |
| 5 | 125 | 8.99 | 48.18 | 617 | 23.17 | 73.71 | 1510 | 62.98 | 1550 | 98.8 | 750 | 502.8 | 402.3 | 0 | 0 | 1.8 | 349 | 4.92 | 1502 | 10.69 | 51.24 | 619 | 31.20 | 88.16 | 1400 |
| 6 | 126 | 13.34 | 56.01 | 459 | 17.04 | 62.67 | 1746 | 87.2 | 15 | 98.5 | 2358 | 148.4 | 118.7 | 0.508 | 0.02 | 2.2 | 355.1 | 4.942 | 1408 | 14.47 | 58.05 | 457 | 18.85 | 65.93 | 1750 |
| 7 | 127 | 13.50 | 56.30 | 216 | 27.98 | 82.36 | 1548 | 0 | 1049 | 101.1 | 936 | 450.7 | 360.5 | 0 | 0 | 1.6 | 351.4 | 4.745 | 1717 | 14.74 | 58.53 | 303 | 32.70 | 90.86 | 1349 |
| 8 | 128 | 14.47 | 58.05 | 2358 | 28.13 | 82.63 | 1556 | 46.47 | 1556 | 97.6 | 121 | 461.8 | 369.5 | 0 | 0 | 2.7 | 346.2 | 8.3 | 1506 | 16.84 | 62.31 | 405 | 31.82 | 89.28 | 1606 |
| 9 | 129 | 10.92 | 51.66 | 607 | 25.76 | 78.37 | 1325 | 42.29 | 1322 | 99.3 | 715 | 548 | 438.4 | 0 | 0 | 2.2 | 343.1 | 7.75 | 1045 | 14.13 | 57.43 | 612 | 33.79 | 92.82 | 1343 |
| 10 | 130 | 9.37 | 48.87 | 528 | 24.36 | 75.85 | 1621 | 30.67 | 1339 | 92 | 554 | 598.5 | 478.8 | 0 | 0 | 1.8 | 342.1 | 6.388 | 1304 | 12.80 | 55.04 | 622 | 34.15 | 93.47 | 1401 |
| 11 | 131 | 8.72 | 47.70 | 511 | 19.97 | 67.95 | 1134 | 51.18 | 1045 | 94.2 | 2357 | 590.2 | 472.1 | 0 | 0 | 1.7 | 345.2 | 5.904 | 1136 | 12.72 | 54.90 | 553 | 34.56 | 94.21 | 1411 |
| 12 | 132 | 9.59 | 49.26 | 218 | 26.86 | 80.35 | 1506 | 37.13 | 1509 | 100.8 | 758 | 554.7 | 443.8 | 0 | 0 | 2.3 | 342.5 | 6.757 | 1557 | 14.41 | 57.94 | 242 | 34.08 | 93.34 | 1411 |
| 13 | 133 | 11.88 | 53.38 | 2322 | 19.61 | 67.30 | 1137 | 44.57 | 1725 | 99.2 | 645 | 502.1 | 401.7 | 0 | 0 | 2.2 | 343.4 | 6.87 | 1400 | 16.24 | 61.23 | 0 | 32.90 | 91.22 | 1417 |
| 14 | 134 | 8.67 | 47.61 | 2359 | 15.68 | 60.22 | 1149 | 60.61 | 1315 | 83.1 | 0 | 414 | 331.2 | 0 | 0 | 3.0 | 349.5 | 7.44 | 1342 | 13.44 | 56.19 | 0 | 27.28 | 81.10 | 1355 |
| 15 | 135 | 6.58 | 43.84 | 338 | 17.30 | 63.14 | 1405 | 49.6 | 1641 | 90.1 | 345 | 574.3 | 459.4 | 0 | 0 | 2.8 | 348.3 | 8.19 | 1550 | 10.60 | 51.08 | 601 | 29.43 | 84.97 | 1420 |
| 16 | 136 | 8.13 | 46.63 | 259 | 19.89 | 67.80 | 1332 | 65.13 | 1522 | 95.4 | 532 | 410.2 | 328.1 | 0 | 0 | 2.4 | 357.2 | 5.64 | 1021 | 11.93 | 53.47 | 409 | 28.89 | 84.00 | 1335 |
| 17 | 137 | 13.03 | 55.45 | 2343 | 21.68 | 71.02 | 1548 | 55.76 | 1609 | 95.9 | 2352 | 527.2 | 421.8 | 0 | 0 | 2.1 | 353.2 | 4.528 | 1238 | 15.30 | 59.54 | 622 | 33.79 | 92.82 | 1419 |
| 18 | 138 | 12.82 | 55.08 | 31 | 21.92 | 71.46 | 1450 | 76.4 | 1451 | 99.6 | 2358 | 325.4 | 260.3 | 0 | 0 | 2.2 | 357.4 | 5.287 | 1236 | 16.40 | 61.52 | 246 | 30.55 | 86.99 | 1232 |
| 19 | 139 | 15.66 | 60.19 | 414 | 19.72 | 67.50 | 1254 | 93.7 | 1842 | 100.8 | 911 | 151 | 120.8 | 20.07 | 0.790157 | 2.4 | 356.6 | 6.071 | 1616 | 17.72 | 63.90 | 0 | 22.34 | 72.21 | 1230 |
| 20 | 140 | 13.17 | 55.71 | 605 | 23.70 | 74.66 | 1540 | 35.14 | 1749 | 99.4 | 30 | 620.6 | 496.5 | 0 | 0 | 3.3 | 343.5 | 6.839 | 916 | 13.51 | 56.32 | 627 | 27.00 | 80.60 | 1333 |
| 21 | 141 | 6.77 | 44.18 | 542 | 25.58 | 78.04 | 1638 | 31.49 | 1600 | 91.3 | 548 | 606.4 | 485.1 | 0 | 0 | 1.7 | 341.1 | 5.596 | 1523 | 9.77 | 49.59 | 551 | 31.67 | 89.01 | 1414 |
| 22 | 142 | 11.06 | 51.91 | 547 | 30.10 | 86.18 | 1604 | 31.07 | 1623 | 96.2 | 659 | 561.4 | 449.1 | 0 | 0 | 1.5 | 340.8 | 4.371 | 1722 | 13.35 | 56.03 | 558 | 36.90 | 98.42 | 1424 |
| 23 | 143 | 17.83 | 64.09 | 558 | 26.87 | 80.37 | 1600 | 53.97 | 1724 | 99.1 | 811 | 389.1 | 311.2 | 1.016 | 0.04 | 2.1 | 348 | 5.722 | 53 | 19.04 | 66.27 | 601 | 31.43 | 88.57 | 1343 |
| 24 | 144 | 12.61 | 54.70 | 0 | 23.86 | 74.95 | 1357 | 0 | 1710 | 99.3 | 504 | 236.8 | 189.4 | 11.43 | 0.45 | 2.9 | 351.2 | 12.36 | 1429 | 14.64 | 58.35 | 0 | 24.97 | 76.95 | 1210 |
| 25 | 145 | 8.82 | 47.88 | 519 | 22.07 | 71.73 | 1342 | 40.85 | 1122 | 92.9 | 352 | 564.8 | 451.9 | 0 | 0 | 2.8 | 341.7 | 8.2 | 1405 | 11.34 | 52.41 | 601 | 24.56 | 76.21 | 1302 |
| 26 | 146 | 10.40 | 50.72 | 230 | 25.11 | 77.20 | 1408 | 35.42 | 1148 | 95.3 | 243 | 533 | 426.4 | 0 | 0 | 2.9 | 340.6 | 7.4 | 1438 | 11.60 | 52.88 | 523 | 32.09 | 89.76 | 1408 |
| 27 | 147 | 12.06 | 53.71 | 612 | 22.19 | 71.94 | 1631 | 37.21 | 1546 | 81.5 | 2334 | 528.9 | 423.1 | 0 | 0 | 3.2 | 335.7 | 7.8 | 1544 | 13.35 | 56.03 | 626 | 29.54 | 85.17 | 1423 |
| 28 | 148 | 10.65 | 51.17 | 602 | 28.37 | 83.07 | 1712 | 27.36 | 1629 | 89.4 | 642 | 624.3 | 499.5 | 0 | 0 | 2.0 | 337.1 | 6.092 | 1455 | 12.18 | 53.92 | 606 | 36.02 | 96.84 | 1414 |
| 29 | 149 | 13.01 | 55.42 | 552 | 31.29 | 88.32 | 1551 | 23.17 | 1602 | 98.5 | 649 | 621.4 | 497.1 | 0 | 0 | 1.6 | 336.7 | 5.385 | 1513 | 15.49 | 59.88 | 600 | 38.56 | 101.41 | 1417 |
| 30 | 150 | 16.49 | 61.68 | 446 | 32.79 | 91.02 | 1358 | 28.52 | 1351 | 94 | 652 | 533.2 | 426.6 | 0 | 0 | 1.3 | 337.5 | 3.99 | 1227 | 17.93 | 64.27 | 605 | 40.48 | 104.86 | 1419 |
| 31 | 151 | 15.60 | 60.08 | 538 | 32.77 | 90.99 | 1502 | 27.9 | 1446 | 95.2 | 628 | 549.4 | 439.6 | 0 | 0 | 1.6 | 339 | 5.209 | 1514 | 18.72 | 65.70 | 553 | 38.75 | 101.75 | 1219 |
| Month | 11.20 | 52.17 | 23.19 | 73.75 | 44.75 | 94.74 | 469.15 | 375.32 | 35.31 | 1.39 | 2.46 | 346.04 | 6.69 | 13.63 | 56.53 | 30.25 | 86.46 | ||||||||
| Year | 2.74 | 36.93 | 14.34 | 57.82 | 398.02 | 15.67 | 59.68 | 42.01 |