WALLA WALLA RGNL AP, WA

Monthly Sum of Growing Degree Days (Degrees Fahrenheit)

(458928)

Base Temperature = 40 F

File last updated on Mar 04, 2015
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
19490.00 45.00 162.50 498.00 753.50 825.00 995.56d1022.50 777.00 325.50 225.50 56.50 5686.56
19507.00 61.56c126.00 297.50 551.00 747.00 1069.00 1064.00 786.00 405.50 118.50 91.00 5324.06
195140.00 52.00 117.00 398.50 604.00 778.50 1092.00 1004.00 769.50 373.50 109.50 22.00 5360.50
195211.50 79.00 148.00 451.50 633.00 744.00 1094.50 1039.50 838.00 578.50 53.00 49.00 5719.50
1953210.50 77.00 189.00 312.50 513.50 628.50 1052.00 1000.50 824.50 476.00 162.00 75.00 5521.00
195453.50 98.00 90.00 309.50 608.00 652.50 1000.00 888.50 679.00 338.00 237.00 33.00 4987.00
19556.00 19.50 67.00 196.50 453.00 812.00 956.00 1019.50 738.00 419.00 94.00 57.50 4838.00
195640.50 16.00 156.50 433.00 667.00 701.50 1135.50 997.00 767.50 360.00 62.50 102.50 5439.50
19570.00 65.50 129.50 391.00 673.50 819.00 993.00 929.50 809.41b291.00 82.50 92.50 5276.41
195891.50 185.50 128.00 301.50 783.50 860.16b1174.50 1173.50 712.50 473.50 184.50 66.00 6134.66
195994.00 32.00 178.00 372.50 491.50 799.50 1102.00 932.50 649.00 427.00 118.50 31.50 5228.00
196029.00 67.00 239.00 369.50 509.50 806.00 1220.50 925.00 767.50 466.00 133.00 4.50 5536.50
1961103.00 161.50 228.50 327.00 568.50 966.50 1175.00 1191.50 630.50 353.50 30.00 71.00 5806.50
196269.50 77.50 123.50 432.50 451.00 772.50 1045.00 937.00 753.50 409.50 171.00 73.50 5316.00
196326.50 100.50 210.50 289.50 615.00 787.00 943.00 1058.50 901.00 549.00 177.50 25.00 5683.00
196468.50 79.00 164.50 291.00 544.00 774.00 1033.50 913.50 642.00 334.00 81.00 56.50 4981.50
196548.50 114.50 174.00 461.50 575.00 817.00 1131.00 1064.00 677.50 588.00 211.50 73.00 5935.50
196680.00 52.50 220.00 379.00 650.50 739.00 993.00 1024.50 838.00 426.00 154.50 91.50 5648.50
1967111.50 103.00 150.50 208.50 556.50 892.50 1151.00 1243.00 922.00 489.00 109.00 92.50 6029.00
196872.50 159.00 281.00 276.00 581.50 796.00 1160.00 898.00a754.50 412.50 127.00 44.50 5562.50
19694.00 8.50 203.00 358.50 691.50 927.50 1046.50 1002.00 801.00 330.50 168.50 52.50 5594.00
197028.00 67.00 182.00 231.50 623.00 932.00 1153.50 1115.00 602.50 341.00 134.00 49.00 5458.50
1971139.00 81.50 111.50 287.50 596.50 635.00 1089.50 1179.50 570.50 361.50 121.50 51.50 5225.00
197249.50 86.00 261.00 248.00 649.00 832.00 1048.50 1117.50 667.00 402.00 117.00 105.50 5583.00
197363.00 69.00 237.50 382.50 713.50 854.50 1152.00 1052.00 745.50 436.00 112.50 102.50 5920.50
1974123.50 95.00 192.50 333.50 503.50 935.00 1043.50 1144.00 889.50 492.50 181.50 100.00 6034.00
197552.00 65.00 144.50 274.00 629.00 794.00 1216.00 953.00 836.50 466.50 196.00 109.00 5735.50
197670.50 82.00 133.00 289.50 564.50 689.00 1080.50 940.00 870.00 451.00 160.00 50.50 5380.50
19777.00 155.50 163.50 517.00 524.50 972.50 1046.50 1220.50 686.50 439.00 170.00 89.00 5991.50
19786.50 53.00 257.00 264.50 473.50 833.50 1079.50 1010.00 724.00 469.50 82.50 36.50 5290.00
19790.00 123.50 274.00 394.50 689.00 870.50 1123.00 1050.50 850.50 548.50 58.00 87.00 6069.00
198022.50 64.00 137.50 480.00 600.50 682.00 1060.00 930.00 765.50 416.00 167.00 148.50 5473.50
198136.50 104.50 240.50 392.50 575.00 744.00 1050.50 1237.50 867.50 468.00 191.00 64.00 5971.50
198268.50 148.00 206.50 292.50 589.50 926.00 1074.50 1102.00 741.00 420.00 95.00 79.50 5743.00
1983159.00 196.50 301.00 378.00 684.50 764.50 973.00 1133.50 641.00 438.50 251.50 11.00 5932.00
198467.00 85.00 287.00 340.50 560.50 789.50 1195.50 1118.00 657.00 366.50 144.50 2.50 5613.50
19850.00 48.00 170.00 483.50 699.00 868.00 1311.50 990.00 594.50 401.50 78.00 0.00 5644.00
198631.00 101.50 295.50 328.00 600.50 936.50 930.00 1208.00 620.00 484.50 137.50 3.00 5676.00
198726.50 57.00 266.50 508.50 694.00 913.50 978.50 1035.00 857.00 475.00 138.00a69.00a6018.50
198824.00 118.00 174.50 417.50 601.00 794.50 1092.50 1043.50 756.50 610.00 168.00 20.00 5820.00
198954.50 2.00a138.50 417.50 552.50 841.50 1031.50 965.00 785.00 427.00 194.00 38.50 5447.50
199078.50 63.50 232.00 495.00 552.00 803.50 1175.50 1087.50 945.00 391.00 205.00 23.00 6051.50
199135.50 163.50 129.00 334.00 484.50 649.00 1042.00 1140.50 819.00 451.50 114.00 64.50 5427.00
1992103.50 109.50 322.00 456.00 749.50 988.50 1055.00 1086.00 696.00 472.00 90.50 24.50 6153.00
19938.79b11.50 173.50 343.50 693.00 738.50 859.50 958.50 796.00 495.00 61.50 69.00 5208.29
1994105.50 79.50 283.00 507.50 736.50 851.00 1235.50 1123.50 915.00 445.00 103.00 109.50 6494.50
199577.00 144.00f-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z77.00k
1996-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1997-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1998-----z-----z-----z-----z-----z-----z-----z-----z-----z85.50u195.00 90.50 285.50j
1999126.50 111.50 177.50 287.00 484.50 755.00 1018.00 1087.00 722.00 386.00 220.50 68.00 5443.50
200017.07b55.00 162.50 455.00 604.50 803.50 1072.50 1048.50 686.50 358.50 37.50 0.00 5301.07
20016.50 14.50 185.50 275.00 633.00 709.50 999.00a1123.00 838.50 388.00 152.00 55.50 5380.00
200263.50 67.00 124.50 336.00a524.50 827.00 1151.00 990.00 740.00 328.50a155.00 99.00 5406.00
2003119.00 53.00 283.45b335.00 594.50 884.50 1165.00a1098.00 826.50 548.00 85.50 19.00 6011.45
200436.00a85.00 385.50 468.00 559.50 803.00 1145.50 1106.50 703.50 461.00 96.50 57.00 5907.00
200556.50a55.00 296.50 395.00 669.00 764.50 1142.00 1120.50 725.50 484.50 79.50 46.50 5835.00
2006132.50 70.00 197.50 355.00 637.50 836.00 1196.00 1051.50 784.50 392.50 208.00 51.00 5912.00
200737.00 67.50 280.00 374.00 679.50 834.00 1234.00 1041.50 758.00 383.50 143.50 77.50 5910.00
200833.00a99.50 127.00 255.00 649.00 770.50 1080.00 1044.50 756.00 394.50 155.00 50.00a5414.00
200972.50 24.00 121.50 359.00 674.00 859.00 1187.50 1109.50 862.50 328.50 159.00 18.50 5775.50
2010116.00 114.00 230.50 348.00 494.50 751.00 1089.00 1047.00 782.00 470.00 152.50 62.00 5656.50
2011108.50 73.00 213.50 223.00 496.00 719.50 960.52b1072.76b895.00 454.50 119.50 37.00 5372.78
201256.00 42.50 181.00 400.00 566.50 706.50 1094.50 1120.00 818.50 428.00 192.50 91.50 5697.50
201337.50 64.50 258.00 370.00 690.00 847.00 1219.00 1145.00 819.00a351.00 124.50 36.72b5962.22
201455.00 65.00 262.00 386.50 697.50 817.50 1261.50 1145.50 834.00 616.50 201.00 113.50 6455.50
201540.00 176.50 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z216.50j
Period of Record Statistics
MEAN58.09 81.29 198.16 360.86 604.31 806.00 1091.53 1058.38 765.94 431.74 139.03 59.38 5651.77
S.D.44.54 43.85 65.93 80.76 80.39 83.60 90.13 87.26 87.71 73.04 51.55 33.08 339.94
SKEW0.91 0.65 0.42 0.11 0.05 0.03 0.02 0.04 -0.17 0.53 -0.01 0.11 0.07
MAX210.50 196.50 385.50 517.00 783.50 988.50 1311.50 1243.00 945.00 616.50 251.50 148.50 6494.50
MIN0.00 2.00 67.00 196.50 451.00 628.50 859.50 888.50 570.50 291.00 30.00 0.00 4838.00
YRS64.00 63.00 62.00 62.00 62.00 62.00 62.00 62.00 62.00 62.00 63.00 63.00 62.00