TRINIDAD 2 SSE, WASHINGTON

Monthly Total Growing Degree Days

(458579)

Base Temperature = 40 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196110
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.
Months with 5 missing days or less use mean for missing day(s)
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 JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1902 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 541.47 a 43.00 4.50 588.97
1903 0.00 h 3.04 e 57.00 i 205.00 g 764.00 1043.50 1120.00 1124.50 728.50 465.50 47.50 1.00 5297.54
1904 5.00 5.00 32.00 464.50 677.35 a 928.45 a 1136.67 a 1252.50 879.50 508.50 151.50 6.50 6047.46
1905 0.00 22.00 282.50 0.00 z 0.00 z 848.50 1230.50 1117.00 0.00 z 0.00 z 0.00 z 1.00 3501.50
1906 0.00 27.00 161.00 559.50 683.00 0.00 z 0.00 z 0.00 z 845.17 a 0.00 z 0.00 z 0.00 z 2275.67
1907 0.00 z 0.00 z 0.00 z 0.00 z 884.00 816.96 b 0.00 z 380.00 s 0.00 z 0.00 z 0.00 z 0.00 z 1700.96
1908 66.00 24.86 a 166.00 439.00 600.50 804.11 b 1215.00 1078.50 836.00 406.50 156.50 8.50 5801.46
1909 1.00 9.00 168.84 c 284.48 a 0.00 z 0.00 z 0.00 z 1063.50 852.00 429.50 64.50 g 0.00 2808.32
1910 0.50 6.00 311.03 a 503.50 809.00 839.50 1190.92 a 1028.96 e 747.00 492.00 74.50 0.00 b 6002.91
1911 9.96 c 0.00 238.50 386.50 571.50 916.55 a 1203.00 1099.95 c 679.50 438.13 a 76.03 a 4.00 5623.63
1912 0.50 21.00 137.50 401.00 728.00 983.50 1088.50 938.50 690.50 290.50 75.00 6.00 5360.50
1913 0.00 2.50 67.00 398.50 643.00 873.50 1063.41 c 1110.00 726.50 340.47 b 68.00 0.00 5292.88
1914 1.03 a 15.08 b 209.50 453.50 727.50 800.00 1203.00 1157.69 b 666.50 449.50 90.50 0.00 5773.80
1915 0.00 5.50 268.67 a 555.50 622.00 872.07 a 1154.50 1235.41 d 745.00 470.00 47.00 3.50 5979.14
1916 8.00 0.00 134.00 415.50 562.50 816.00 962.03 a 1135.12 a 761.00 442.50 0.00 z 0.00 5236.65
1917 0.00 2.50 13.00 229.00 614.50 774.00 1196.50 1214.00 837.50 543.50 134.00 46.00 5604.50
1918 4.00 12.50 154.00 462.41 a 679.00 1046.50 1194.00 1065.00 1026.00 551.50 120.00 41.50 6356.41
1919 9.50 7.00 207.50 496.00 714.00 884.00 1261.50 1213.50 821.50 402.00 64.50 1.00 6082.00
1920 30.00 6.00 211.50 377.50 675.00 889.50 1290.00 1195.50 806.50 421.50 93.50 8.00 6004.50
1921 5.50 12.50 217.50 383.00 758.50 951.50 1183.00 1191.00 712.50 556.50 0.00 z 28.00 5999.50
1922 0.00 0.00 86.50 397.50 686.00 1129.00 1313.50 1215.50 931.00 582.00 77.00 5.00 6423.00
1923 24.50 16.50 219.00 512.00 755.00 904.50 1273.50 1276.50 964.50 486.50 99.00 6.50 6538.00
1924 0.00 39.50 156.00 381.50 849.00 916.50 1143.38 a 1066.00 771.72 a 405.07 a 42.50 33.30 d 5804.47
1925 7.00 45.50 209.00 476.50 727.00 896.00 1202.50 1024.50 732.50 358.00 28.00 6.00 5712.50
1926 0.00 68.00 329.50 552.50 618.00 970.50 1206.00 1036.00 558.00 398.87 a 84.00 6.00 5827.37
1927 0.00 a 16.00 128.50 321.00 544.50 841.00 1049.50 1012.00 634.00 363.70 c 56.00 13.43 a 4979.63
1928 5.00 3.50 213.50 288.00 794.00 861.00 1176.00 1006.50 755.50 383.50 58.50 0.00 5545.00
1929 0.00 0.00 210.50 315.52 a 668.00 798.50 1008.00 1100.00 542.50 f 461.50 42.50 2.00 4606.52
1930 0.00 l 26.50 279.52 a 537.50 644.00 762.41 a 1106.00 1085.50 747.50 326.50 70.00 0.00 5585.43
1931 0.00 8.50 191.50 438.50 770.50 821.50 1104.50 1042.50 703.50 407.13 a 81.00 0.00 5569.13
1932 0.00 a 35.00 168.50 480.00 644.00 921.50 265.50 w 988.00 769.00 411.00 76.50 38.00 4531.50
1933 10.00 28.50 135.00 433.00 506.50 808.00 1043.50 1028.00 620.00 447.00 84.83 a 35.00 5179.33
1934 9.00 48.00 291.00 551.50 664.50 863.00 1024.50 1042.50 636.50 455.00 129.50 7.00 5722.00
1935 0.50 19.50 99.00 331.00 656.50 801.00 1003.50 917.50 798.00 356.00 16.00 0.00 a 4998.50
1936 3.00 3.00 125.50 524.50 793.00 838.00 1066.00 1046.50 728.50 518.50 10.50 30.50 5687.50
1937 0.00 0.00 183.50 340.50 659.00 800.50 1123.00 899.50 786.50 506.00 94.50 23.50 5416.50
1938 2.50 1.00 138.50 431.50 672.50 893.50 1150.50 971.50 895.00 423.00 59.00 15.50 5654.00
1939 14.50 1.50 206.00 474.50 721.50 798.00 1087.00 1097.50 810.00 452.00 51.50 28.50 5742.50
1940 0.00 19.50 290.00 442.50 757.50 963.50 1093.50 1069.50 889.00 490.00 25.00 12.50 6052.50
1941 0.00 13.00 303.00 519.00 639.00 846.50 1264.50 1048.00 634.50 391.00 128.50 25.00 5812.00
1942 0.00 9.00 154.50 457.24 a 630.00 794.50 1167.50 1221.40 a 708.50 f 502.50 33.62 a 2.07 a 4972.33
1943 12.00 22.81 a 151.00 498.10 a 600.00 816.11 c 1171.05 b 1069.00 948.21 b 466.50 84.83 a 36.68 a 5876.31
1944 6.00 13.00 129.68 a 406.50 732.38 c 943.93 b 1229.50 1112.00 928.00 650.50 92.50 1.60 b 6245.59
1945 17.00 39.93 a 162.00 363.00 733.50 868.50 1230.50 1188.00 774.50 546.00 69.00 9.00 6000.93
1946 0.50 7.50 186.00 433.00 786.50 812.50 1145.00 1116.50 761.50 326.50 13.00 26.00 5614.50
1947 14.50 46.50 305.50 484.50 903.50 846.00 1093.00 1055.50 825.50 427.50 103.00 6.00 6111.00
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 950.50 999.00 988.50 745.00 392.50 33.00 9.00 4117.50
1949 0.00 7.00 169.00 459.50 809.10 a 872.00 1074.00 1064.00 828.50 328.50 205.50 33.00 5850.10
1950 0.00 6.00 100.00 288.00 612.50 808.50 1115.00 1140.50 846.50 343.00 67.00 3.50 5330.50
1951 10.50 18.00 104.50 451.50 671.00 863.50 1129.00 1096.50 801.50 384.00 44.00 9.50 5583.50
1952 0.00 2.00 135.00 473.00 724.50 873.00 1173.50 1102.00 917.50 648.00 56.50 8.50 6113.50
1953 50.50 77.00 196.50 344.00 613.50 733.00 1143.00 1086.50 842.00 531.00 139.50 36.50 5793.00
1954 21.00 65.50 101.50 351.00 767.50 795.00 1072.50 1009.05 a 769.00 366.50 194.00 6.50 5519.05
1955 2.00 11.50 65.00 243.00 567.00 921.50 1040.50 1135.00 813.00 427.50 63.50 0.00 5289.50
1956 0.00 0.00 122.50 524.50 822.00 786.50 1218.50 1140.50 825.50 423.50 58.00 29.50 5951.00
1957 0.00 34.50 156.50 492.50 847.50 936.00 1079.00 1056.00 953.50 391.50 78.50 27.50 6053.00
1958 17.00 138.50 161.00 395.50 954.50 1109.00 1305.50 1286.50 779.00 505.00 118.50 13.00 6783.00
1959 17.00 25.00 191.50 489.00 586.50 890.50 1207.00 1035.00 719.50 434.50 82.50 16.50 5694.50
1960 0.00 25.00 252.00 399.00 599.50 917.50 1294.00 1024.50 858.50 504.00 98.00 6.50 5978.50
1961 27.50 82.50 226.50 412.50 687.00 1058.50 1280.00 1299.00 781.50 408.50 0.00 z 0.00 z 6263.50
Period of Record Statistics
MEAN 7.50 21.15 178.82 427.70 698.77 879.28 1150.88 1095.09 789.90 445.25 79.06 12.77 5790.88
S.D. 12.69 25.43 71.21 81.38 95.09 84.83 86.37 90.14 95.05 77.77 41.96 13.38 373.46
SKEW 2.73 2.34 0.10 -0.47 0.45 0.99 -0.06 0.32 0.07 0.49 0.92 0.92 0.13
MAX 66.00 138.50 329.50 559.50 954.50 1129.00 1313.50 1299.00 1026.00 650.50 205.50 46.00 6783.00
MIN 0.00 0.00 13.00 229.00 506.50 733.00 962.03 899.50 558.00 290.50 10.50 0.00 4979.63
NO YRS 55 57 56 55 56 57 55 57 55 57 53 57 46