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January 1999 Weather Summary

Research and Education Center, Georgetown Delaware


Jan, 1999 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 (inch) Ave. Wind (m/s) 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 -11.07 12.07 615 0.347 32.62 1220 25.28 2040 78.7 813 187 149.6 0 0.00 2.884 336.7 8.7 1147 -0.594 30.93 800 0.102 32.18 1
2 -7.85 17.87 716 7.7 45.86 0 23.7 326 84.8 0 100.3 80.3 0 0.00 3.35 339 6.373 557 -0.914 30.35 758 -0.106 31.81 2325
3 1.498 34.70 0 16.26 61.27 951 41.25 2300 98.7 911 77.7 62.18 45.47 1.79 5.141 350.6 13.07 821 -0.117 31.79 23 11.01 51.82 1235
4 -5.644 21.84 0 1.479 34.66 1 26.31 1109 49.66 741 162.4 129.9 0 0.00 3.343 336.5 7.32 1412 0.682 33.23 0 3.612 38.50 1
5 -9.31 15.24 0 -2.815 26.93 1427 28.66 1547 53.48 2031 212.8 170.2 0 0.00 2.278 335.8 6.362 1011 -0.603 30.91 0 0.692 33.25 1
6 -12.79 8.98 648 1.68 35.02 2328 33.61 1258 64.87 809 147.7 118.2 0 0.00 3.089 336.3 7.68 1453 -2.149 28.13 750 -0.067 31.88 1815
7 -4.527 23.85 2032 5.053 41.10 1114 13.43 1532 66.32 819 199 159.2 0 0.00 3.179 336.1 8.58 1255 -0.587 30.94 644 0.035 32.06 2209
8 -3.453 25.78 801 3.551 38.39 1449 24.04 140 88.8 1543 35.85 28.68 1.27 0.05 1.868 340.8 4.769 821 -0.367 31.34 831 0.048 32.09 2354
9 -0.316 31.43 0 16.17 61.11 1312 43.32 2329 93.8 740 65.78 52.62 2.286 0.09 4.674 348.5 11.09 945 0.022 32.04 8 7.43 45.37 1517
10 -5.502 22.10 748 -0.31 31.44 1 34.92 1514 57.11 1923 221 176.8 0 0.00 3.44 336.2 8.64 4 0.491 32.88 0 1.443 34.60 2
11 -6.231 20.78 707 1.6 34.88 0 21.69 1635 67.65 328 218.3 174.6 0 0.00 2.578 336.2 7.54 1204 0.181 32.33 847 0.512 32.92 5
12 1.643 34.96 1 13.45 56.21 1436 41.71 1416 62.88 9 165.2 132.2 0 0.00 4.735 335.7 9.79 318 0.237 32.43 38 4.326 39.79 1546
13 2.848 37.13 2321 13.31 55.96 1510 43.01 1256 78 2144 113.8 91 0 0.00 3.33 337.3 7.57 2113 2.635 36.74 1 7.2 44.96 1539
14 2.464 36.44 217 9.57 49.23 0 70.6 5 96.2 2343 10.65 8.52 6.35 0.25 3.208 352 7.45 608 3.338 38.01 438 6.083 42.95 0
15 -0.667 30.80 2048 13.98 57.16 748 42.98 2311 98.4 347 94.3 75.4 32.51 1.28 4.608 346.5 9.85 820 1.952 35.51 2359 10.67 51.21 822
16 -3.958 24.88 444 10.57 51.03 1512 41.23 1450 72.1 805 212.3 169.8 0 0.00 3.345 338.1 8.55 1349 1.05 33.89 1053 5.918 42.65 1527
17 -1.821 28.72 727 14.52 58.14 1223 22.84 1317 93.1 844 221.6 177.2 0 0.00 1.255 340.8 3.842 1501 1.308 34.35 845 9.47 49.05 1347
18 1.599 34.88 2356 17.5 63.50 1632 71.5 2004 96.4 752 37.03 29.63 10.16 0.40 3.465 355.4 12.87 1637 4.161 39.49 2 12.34 54.21 1656
19 1.637 34.95 1 11.98 53.56 1442 23.34 1352 89 21 207.7 166.1 0 0.00 2.275 340.3 7.19 1359 2.789 37.02 759 9.08 48.34 1354
20 2.551 36.59 2242 10.63 51.13 1346 35.32 221 87.9 2305 102.8 82.3 0 0.00 0.995 340 3.897 1111 3.621 38.52 23 8.61 47.50 1418
21 1.417 34.55 524 16.29 61.32 1305 53.46 1437 98 902 126 100.8 4.826 0.19 1.338 349.6 6.679 1912 2.675 36.82 538 10.74 51.33 1329
22 7.57 45.63 724 13.49 56.28 1508 83.8 1509 97.2 2348 136.6 109.3 0 0.00 1.552 353.4 4.062 1539 7.95 46.31 810 12.49 54.48 1500
23 9.94 49.89 6 22.59 72.66 1345 67.07 1340 99.8 312 225 180 3.556 0.14 4.841 354.5 10.71 1409 9.33 48.79 7 16.55 61.79 1401
24 4.683 40.43 2357 18.11 64.60 256 65.48 2349 99.8 1022 24.64 19.71 25.65 1.01 3.744 353.7 10.7 1040 7.36 45.25 0 15.04 59.07 3
25 0.484 32.87 639 9.05 48.29 1346 53.08 1543 85.8 815 191.6 153.3 0 0.00 2.313 344.1 7.32 2045 4.082 39.35 759 11.05 51.89 1325
26 0.451 32.81 2047 8.43 47.17 1455 42.61 1456 80.7 756 235.9 188.7 0 0.00 1.392 341.6 5.068 1427 3.24 37.83 2358 10.97 51.75 1355
27 -0.805 30.55 109 13.31 55.96 1527 56.98 1353 91.4 800 230.7 184.6 0 0.00 2.205 344.9 7.1 1255 2.113 35.80 839 10.22 50.40 1411
28 3.328 37.99 15 19.79 67.62 1446 49.32 1506 92.2 105 180.9 144.7 0 0.00 1.769 349.2 5.441 2254 5.028 41.05 253 12.85 55.13 1518
29 -2.241 27.97 2359 9.18 48.52 1457 45.09 1458 92.7 206 223.5 178.8 0 0.00 2.705 343.8 8.12 952 3.142 37.66 2359 9.62 49.32 1340
30 -4.402 24.08 644 5.582 42.05 1510 42.13 1358 81.6 31 262.9 210.3 0 0.00 2.088 339.3 5.668 1328 1.804 35.25 934 8.17 46.71 1400
31 -5.722 21.70 2056 1 33.80 1 36.03 722 71.7 2224 197 157.6 0 0.00 3.277 338.9 7.69 826 0.981 33.77 1102 2.76 36.97 1324
Average -1.43 29.43   9.78 49.60   42.06   82.86     124.59     2.91   7.73   2.09 35.76   7.06 44.71  
Total                         132.1 5.20                    


Last Updated on 2/3/99
By Dean Dey
Email: dey@udel.edu