December 1998 Weather Summary

Research and Education Center, Georgetown Delaware


Dec, 1998 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 (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
1 335 1.61 34.90 0 19.21 66.58 1133 23.39 1253 80.40 737 212.6 170.1 0 0.00 3.76 344.5 9.60 1058 7.41 45.34 0 15.99 60.78 1324
2 336 -1.48 29.34 609 17.56 63.61 1401 26.90 1337 83.00 808 218.3 174.6 0 0.00 2.10 340.7 6.19 1311 4.26 39.67 753 13.62 56.52 1449
3 337 4.49 40.09 628 18.12 64.62 1508 48.29 1513 83.30 753 140.1 112.1 0 0.00 2.09 347 4.50 1106 6.36 43.44 723 12.97 55.35 1514
4 338 10.47 50.85 754 23.04 73.47 1217 58.17 1442 90.00 0 178.7 143 0 0.00 1.99 352.4 7.34 1324 8.93 48.07 747 16.98 62.56 1441
5 339 11.52 52.74 102 22.79 73.02 1429 53.29 1444 93.30 757 159.6 127.6 0 0.00 1.15 353.1 3.92 1305 11.26 52.27 129 17.94 64.29 1451
6 340 8.78 47.80 646 23.88 74.98 1448 58.66 1500 99.50 820 186.6 149.3 0 0.00 1.37 355.4 4.06 1344 10.51 50.92 750 18.90 66.02 1437
7 341 15.52 59.94 232 24.37 75.87 1507 58.38 1530 84.30 424 166.6 133.3 0 0.00 3.11 355 7.84 1001 12.95 55.31 310 19.43 66.97 1326
8 342 10.75 51.35 0 17.66 63.79 4 68.73 246 97.60 2110 41.45 33.16 15.24 0.60 2.05 358.3 5.59 2235 12.78 55.00 0 15.82 60.48 1
9 343 -1.03 30.15 0 10.75 51.35 1 44.88 1547 95.40 2 171.3 137 11.43 0.45 3.12 345.7 8.13 1117 4.90 40.81 2358 12.78 55.00 1
10 344 -2.00 28.41 504 10.61 51.10 1454 43.91 1345 87.10 909 150.5 120.4 0 0.00 0.78 343 3.77 1345 3.32 37.97 800 10.11 50.20 1505
11 345 -2.20 28.04 2358 9.48 49.06 1308 38.62 1542 77.90 2332 190.4 152.3 0 0.00 2.28 338.9 7.27 1321 3.38 38.09 2359 9.99 49.98 1329
12 346 -3.10 26.41 617 8.06 46.51 1501 56.65 1358 87.70 2356 71.8 57.45 0.762 0.03 0.87 343 3.13 1232 2.32 36.17 904 6.46 43.63 1600
13 347 5.12 41.21 2358 6.92 44.46 1305 74.20 2335 93.30 1128 21.43 17.14 33.78 1.33 2.56 351.7 6.40 1422 6.05 42.89 7 7.48 45.46 1423
14 348 -3.79 25.18 2355 5.89 42.59 1206 44.74 1453 77.10 3 204.5 163.6 0 0.00 2.73 340.2 7.51 1003 2.48 36.46 2358 8.40 47.12 1332
15 349 -5.28 22.49 611 10.09 50.16 1501 38.33 1515 82.80 830 206.3 165.1 0 0.00 1.02 338.4 3.65 1227 1.21 34.17 921 7.84 46.11 1458
16 350 -1.31 29.65 2350 9.50 49.10 1304 44.81 1209 82.00 2219 86.7 69.4 0 0.00 1.70 339.5 5.97 1054 2.48 36.47 0 6.98 44.56 1441
17 351 -1.30 29.67 2 7.10 44.78 1512 50.89 2134 86.80 1143 54.76 43.81 0.762 0.03 2.33 343.2 6.48 2302 1.87 35.36 839 5.43 41.77 1526
18 352 -2.84 26.89 2136 6.60 43.87 1418 35.59 1538 71.40 2138 199.1 159.3 0 0.00 2.79 337.3 7.06 1021 1.58 34.84 912 6.40 43.52 1341
19 353 0.40 32.72 6 12.42 54.36 1439 45.36 1024 90.90 2136 155.1 124.1 1.524 0.06 2.91 343.8 7.75 1024 1.38 34.49 714 7.76 45.97 1455
20 354 4.31 39.76 2040 14.32 57.78 1405 44.38 1423 92.90 841 154.1 123.3 0.254 0.01 1.25 350.3 5.37 1015 6.15 43.07 2222 11.67 53.01 1440
21 355 2.85 37.13 447 13.65 56.57 0 82.50 1146 99.30 1046 156 124.8 0 0.00 2.07 352.6 6.02 0 5.34 41.61 505 12.00 53.60 1346
22 356 -3.00 26.60 0 18.48 65.26 854 23.48 1954 93.40 959 60.28 48.23 0.508 0.02 6.43 345.5 11.69 505 3.31 37.95 2359 13.40 56.12 929
23 357 -6.19 20.85 723 -2.15 28.13 1342 23.42 104 80.50 2331 103.2 82.5 0 0.00 2.89 336.2 7.47 48 1.22 34.19 932 3.30 37.95 2
24 358 -4.73 23.48 1157 -2.57 27.37 28 65.85 2204 80.80 8 32.99 26.39 5.588 0.22 1.55 341.7 4.40 41 1.45 34.61 2352 1.73 35.11 310
25 359 -7.95 17.69 2345 0.35 32.62 1441 47.31 1621 73.90 2044 218.7 175 0 0.00 0.94 340.7 2.98 1126 1.04 33.88 1048 1.50 34.70 1612
26 360 -9.38 15.12 426 -0.40 31.28 1341 55.75 425 75.80 2031 59.78 47.83 0 0.00 0.92 340.3 3.27 1316 0.45 32.81 2351 1.18 34.12 8
27 361 -9.39 15.10 723 5.34 41.61 1249 40.48 1446 85.40 915 185.4 148.3 0.762 0.03 0.65 340.3 2.82 1442 -0.09 31.85 845 0.46 32.83 2354
28 362 1.29 34.33 13 7.09 44.76 1113 68.85 1205 90.50 854 58.89 47.11 4.572 0.18 1.24 350.4 4.13 1512 0.45 32.81 1 3.32 37.98 1518
29 363 2.45 36.42 8 5.81 42.45 1258 84.90 316 92.70 1201 26.06 20.84 2.032 0.08 1.84 351.3 4.19 2100 2.59 36.66 23 5.08 41.14 1412
30 364 -6.84 19.70 2223 3.54 38.36 3 22.04 1649 90.60 1 133.2 106.5 0.762 0.03 4.44 342 11.44 1333 0.81 33.45 2359 4.18 39.52 2
31 365 -10.03 13.95 0 -3.50 25.70 1737 48.03 608 75.70 1928 69.05 55.24 0 0.00 1.06 338.6 3.56 854 0.09 32.17 2359 0.81 33.45 2
Averge   -0.07 31.87   10.45 50.81   49.06   86.30   131 105     2.13   5.92   4.14 39.45   9.03 48.25  
Total                           77.98 3.07                    


Last Updated on 1/4/99
By Dean Dey
Email: dey@udel.edu