SAINT MARIES, IDAHO

Monthly Total Heating Degree Days

(108062)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1897 0.00 z 0.00 z 0.00 z 490.56 c 177.50 151.50 127.50 28.00 244.00 540.50 871.03 a 1042.50 3673.09
1898 1135.00 762.50 894.00 467.00 342.50 132.50 52.00 23.50 215.00 596.75 a 879.00 1171.00 6670.75
1899 1087.50 1101.50 847.50 282.00 p 452.50 208.50 24.50 172.50 163.00 558.50 648.00 970.00 6234.00
1900 957.50 938.00 639.50 459.00 e 266.00 84.50 64.50 98.00 247.50 534.00 792.69 d 895.00 5976.19
1901 1077.00 934.50 771.00 601.50 255.00 289.50 67.17 a 17.50 311.50 369.50 722.00 959.21 e 6375.38
1902 1069.50 c 808.50 823.50 576.50 341.00 212.78 c 156.50 95.00 283.50 388.50 795.00 1026.50 6576.78
1903 1020.00 988.50 823.00 628.00 402.50 46.50 123.50 75.50 310.00 458.50 823.00 1014.00 6713.00
1904 1018.00 914.00 924.50 482.00 359.00 167.00 47.00 52.50 219.50 457.50 627.00 969.00 6237.00
1905 1047.50 979.48 a 671.00 484.50 392.50 162.00 27.50 73.00 221.25 b 670.08 e 801.00 1030.00 6559.81
1906 1009.00 837.50 884.00 453.50 332.00 244.50 0.00 62.50 200.00 479.50 883.00 990.00 6375.50
1907 1358.32 a 815.00 800.00 600.50 321.50 183.00 50.00 154.00 248.50 363.00 735.50 1021.00 6650.32
1908 1040.50 932.00 789.00 502.00 436.50 155.00 g 31.50 91.00 200.00 558.00 748.00 1096.00 6424.50
1909 1288.50 833.00 754.85 a 685.00 429.00 168.00 109.00 111.50 201.50 542.50 0.00 z 0.00 z 5122.85
1910 0.00 z 0.00 z 450.00 g 415.50 248.50 159.50 19.50 140.53 a 248.50 235.50 l 0.00 z 0.00 z 1232.03
1911 1110.83 a 1056.00 731.00 599.50 436.00 140.50 52.50 83.00 345.00 645.50 962.14 b 1107.45 b 7269.42
1912 1143.00 902.50 928.00 565.50 334.00 106.50 79.50 111.00 377.22 c 657.00 798.50 0.00 z 6002.72
1913 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 0.00 z 0.00 z 0.00 z 0.00
1914 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 0.00 z 0.00 z 0.00 z 0.00
1915 0.00 z 0.00 z 700.00 432.00 0.00 z 225.50 98.50 4.50 338.89 c 405.50 h 876.00 1044.00 3719.39
1916 1569.50 943.00 800.00 600.00 417.50 f 106.00 n 116.00 81.50 297.00 441.00 j 986.50 1328.50 6722.00
1917 1229.00 972.00 1091.50 710.50 438.02 d 0.00 z 27.00 g 33.50 152.14 b 554.00 667.50 442.50 o 5848.16
1918 1004.00 920.50 737.00 544.00 398.50 90.00 30.50 99.00 95.00 390.00 839.50 1043.15 a 6191.15
1919 1015.00 914.15 a 793.50 479.50 316.31 d 150.00 f 26.41 d 28.93 a 227.00 706.11 d 940.00 1065.50 i 5446.92
1920 1065.00 891.00 831.50 541.50 f 442.50 211.00 13.50 94.00 246.50 600.00 858.00 1007.50 6260.50
1921 1050.00 908.00 785.00 622.50 282.21 b 78.00 47.00 41.33 a 374.00 497.00 843.00 1167.50 6695.54
1922 1358.00 1103.50 924.50 664.66 a 384.00 32.50 7.00 45.50 274.00 560.50 931.00 1237.93 a 7523.09
1923 1007.50 1067.50 849.00 548.50 336.50 178.00 16.50 g 34.00 181.00 521.50 812.00 1027.00 6562.50
1924 1245.50 757.00 828.50 562.50 172.00 130.00 40.50 68.50 220.00 566.50 855.00 1245.50 6691.50
1925 977.50 695.00 737.50 466.50 231.50 141.00 0.50 59.50 199.50 664.00 848.00 948.00 5968.50
1926 1103.00 740.00 649.50 322.50 318.50 133.50 49.00 128.50 463.45 a 501.50 728.50 1029.50 6167.45
1927 1106.50 858.50 810.50 581.50 423.50 102.00 32.50 46.50 292.00 500.50 729.50 1372.50 6856.00
1928 1092.00 976.50 728.50 595.50 203.50 152.50 32.50 71.50 232.00 542.50 851.00 1132.50 6610.50
1929 1459.50 1232.50 775.50 641.00 330.00 145.50 30.47 b 16.50 313.93 b 484.12 a 937.50 945.00 7311.51
1930 1552.50 768.00 754.00 393.00 377.00 172.50 25.50 32.00 172.50 600.50 883.00 1220.88 a 6951.38
1931 1007.50 892.00 776.00 519.50 223.50 127.50 20.00 53.50 260.00 554.00 991.00 1127.00 6551.50
1932 1168.50 1078.50 882.00 513.50 316.00 104.00 47.00 54.00 226.00 556.00 732.00 1231.50 6909.00
1933 1070.50 1135.50 798.50 549.50 416.00 99.00 27.50 47.00 298.00 475.50 754.00 817.50 6488.50
1934 873.50 743.00 587.50 300.00 212.00 119.00 33.50 13.00 296.00 482.50 668.50 996.00 5324.50
1935 1093.50 919.50 884.50 622.50 353.00 137.00 59.50 85.50 175.00 635.00 971.50 1054.00 6990.50
1936 1033.00 1356.00 798.50 421.00 160.50 87.50 3.00 24.50 215.00 480.00 985.00 945.00 6509.00
1937 1661.50 1005.00 749.50 571.50 256.50 121.00 12.00 82.00 141.00 403.00 c 716.00 979.00 6698.00
1938 1062.50 844.00 765.00 522.50 324.00 117.50 24.00 80.50 101.00 453.00 944.50 1025.50 6264.00
1939 923.00 1008.50 759.50 485.00 278.50 261.00 53.00 31.50 201.50 494.00 735.00 875.00 6105.50
1940 1130.98 a 820.50 672.00 461.50 224.00 93.00 15.50 31.50 103.50 377.50 914.50 943.50 5787.98
1941 992.00 711.50 574.50 413.50 298.50 149.50 1.50 43.00 301.00 518.50 730.00 986.00 5719.50
1942 1229.00 925.50 784.00 448.00 350.76 d 240.00 23.50 44.00 150.50 446.50 863.50 983.00 6488.26
1943 1277.20 a 835.00 938.00 462.50 432.00 259.66 a 54.25 a 57.50 149.00 460.00 797.50 1055.00 6777.61
1944 1065.00 942.00 923.50 527.00 312.00 159.50 55.50 73.00 143.00 342.50 867.00 1170.00 6580.00
1945 1002.85 a 867.00 873.00 655.00 288.50 229.50 16.00 l 21.91 b 382.76 a 519.50 942.00 1149.50 6931.52
1946 1117.50 934.89 a 0.00 z 565.50 329.00 155.50 f 57.00 55.00 258.50 680.50 899.00 994.50 5891.39
1947 1262.00 840.00 722.50 538.00 227.50 190.00 26.50 59.00 218.50 464.00 901.00 977.50 6426.50
1948 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 72.69 b 157.00 j 632.83 b 958.20 e 1305.00 2968.72
1949 1732.26 b 707.00 i 673.50 f 340.00 i 169.50 j 112.50 h 56.26 d 43.73 c 109.00 j 424.50 k 673.39 b 1071.00 3576.64
1950 1576.50 929.50 878.00 583.80 e 417.43 b 166.73 d 35.28 b 24.50 196.73 d 422.00 f 644.00 f 900.66 c 5709.13
1951 1110.50 871.00 920.24 d 542.31 d 304.83 a 220.38 d 41.00 47.50 217.50 b 566.35 e 826.15 d 1198.31 b 6866.08
1952 1207.50 932.00 872.50 453.00 311.50 169.50 44.00 45.00 126.00 417.00 928.50 1026.00 6532.50
1953 829.00 840.00 766.50 615.00 453.12 a 180.00 34.50 44.50 160.71 b 422.78 b 702.50 944.00 5992.61
1954 1099.00 810.50 913.00 647.00 308.50 243.62 a 56.00 107.00 228.62 a 581.50 690.52 a 1090.00 6775.26
1955 1124.50 991.50 1063.00 722.50 485.00 169.00 112.50 68.00 280.00 526.00 1068.00 1116.00 7726.00
1956 1092.50 1142.50 918.50 542.50 297.50 181.50 38.00 87.50 216.50 597.00 950.00 1012.00 7076.00
1957 1481.50 946.50 853.00 575.50 229.00 157.00 69.50 109.50 167.50 570.50 916.50 950.00 7026.00
1958 1025.00 691.50 826.50 593.28 a 166.07 c 91.00 25.50 14.50 221.50 458.00 834.00 936.50 5883.35
1959 1029.50 935.50 783.00 517.00 440.50 117.50 57.00 70.50 264.00 521.50 928.00 1034.50 6698.50
1960 1239.00 929.50 784.00 552.50 381.00 116.50 8.00 114.00 171.00 479.50 821.79 b 1093.00 6689.79
1961 981.00 744.50 742.00 576.00 321.00 53.00 5.68 a 0.50 304.00 567.00 927.93 a 1091.72 a 6314.33
1962 1222.00 874.00 881.00 446.50 388.00 156.50 69.00 66.00 163.50 481.50 751.00 920.00 6419.00
1963 1342.50 726.00 737.50 572.50 304.50 141.50 49.00 35.00 68.50 391.00 776.00 1129.50 6273.50
1964 1122.20 a 1026.50 0.00 z 652.50 391.00 146.00 44.00 158.00 284.00 504.50 867.00 1139.50 6335.20
1965 1021.00 857.00 932.00 496.00 377.50 156.50 34.50 64.00 341.50 393.50 720.00 988.00 6381.50
1966 1047.00 888.50 790.00 561.50 251.00 190.50 38.50 55.50 96.50 519.00 779.50 934.50 6152.00
1967 963.50 781.00 845.78 a 681.00 360.50 82.00 6.00 6.50 73.97 a 513.00 847.50 1118.50 6279.25
1968 1130.50 803.50 696.50 639.00 396.50 151.00 21.50 102.50 214.00 592.50 858.50 1203.50 6809.50
1969 1367.50 949.00 869.50 525.00 256.00 107.00 71.00 59.50 199.00 633.50 790.00 1062.00 6889.00
1970 1139.50 779.50 851.00 720.00 314.50 112.50 10.00 20.50 365.50 594.00 814.50 1098.50 6820.00
1971 1042.00 870.50 895.50 582.00 279.50 209.00 55.00 12.00 331.00 606.50 852.00 1157.00 6892.00
1972 1203.00 923.00 704.00 660.00 281.00 113.50 50.00 17.00 287.00 513.00 801.00 1180.00 6732.50
1973 1148.50 832.50 756.50 583.00 281.50 157.50 24.50 50.50 195.00 533.00 914.50 947.50 6424.50
1974 1199.50 784.50 785.50 552.00 442.00 91.50 33.50 42.00 168.00 478.00 798.50 985.00 6360.00
1975 1105.50 962.50 874.50 687.00 398.35 a 214.00 28.42 a 97.00 217.50 565.50 903.00 1014.50 7067.77
1976 1025.00 933.00 929.50 577.50 299.00 225.50 24.00 61.50 86.50 542.00 815.00 1075.00 6593.50
1977 1222.00 789.50 832.50 466.00 411.00 51.00 49.00 61.50 294.00 563.00 917.00 1102.00 6758.50
1978 1115.50 819.50 683.00 568.00 447.00 165.00 51.00 116.00 257.50 581.00 1047.50 1362.00 7213.00
1979 1631.50 1005.00 830.00 625.00 0.00 z 149.50 52.50 5.50 86.50 469.50 929.00 845.50 6629.50
1980 1294.77 a 825.00 853.00 430.00 301.00 200.00 65.50 162.00 225.00 581.00 871.55 a 1043.09 d 6851.91
1981 1040.50 934.50 767.50 626.50 454.50 317.40 e 127.88 c 27.38 a 206.00 614.50 821.50 1070.00 7008.16
1982 1151.00 994.50 793.50 661.00 384.00 110.00 42.00 k 30.00 261.50 553.50 1004.00 1196.82 c 7139.82
1983 1008.53 a 837.50 684.50 600.00 353.73 c 144.00 92.50 8.50 327.50 668.50 791.00 1379.00 6895.27
1984 614.00 l 833.00 656.50 628.00 470.50 235.50 27.50 28.50 409.00 704.50 893.50 1230.00 6116.50
1985 1237.00 1013.00 814.50 475.00 272.50 158.00 0.00 96.50 430.50 718.00 1252.00 1355.50 7822.50
1986 962.00 821.50 515.50 571.00 388.50 133.45 a 159.00 4.00 316.50 435.50 838.50 1090.00 6235.45
1987 1101.00 833.00 724.50 382.50 240.50 92.50 51.00 64.00 155.50 666.50 980.00 1321.52 d 6612.52
1988 1120.65 a 780.50 0.00 z 434.00 367.87 a 197.00 54.00 24.00 174.00 442.50 791.00 1088.00 5473.52
1989 1086.00 1149.50 809.50 416.50 344.00 102.00 13.00 86.50 176.50 598.50 783.50 1003.00 6568.50
1990 973.00 919.00 701.00 415.50 0.00 z 161.00 11.00 29.50 22.00 594.50 766.50 1312.85 a 5905.85
1991 1064.33 a 630.00 761.00 456.50 327.50 0.00 z 24.50 9.00 150.50 589.00 850.50 964.50 5827.33
1992 985.50 741.50 609.50 471.00 267.50 96.00 62.00 97.00 274.50 508.00 926.50 1202.50 6241.50
1993 1268.50 1052.50 800.50 595.00 199.00 179.00 187.00 106.00 253.50 495.00 1042.00 1031.50 7209.50
1994 908.00 965.00 758.00 473.00 274.50 160.00 36.00 25.00 129.00 591.50 987.00 1088.50 6395.50
1995 1102.50 780.50 806.00 607.50 315.50 176.50 48.50 118.00 178.00 653.00 745.00 1075.00 6606.00
1996 1131.50 1030.50 883.00 545.00 484.50 166.00 45.50 68.50 321.00 600.00 901.00 1119.00 7295.50
1997 1123.50 923.50 828.00 650.50 299.00 173.50 63.00 24.00 176.00 587.50 815.50 1086.50 6750.50
1998 1046.50 790.00 770.50 548.50 313.50 167.50 5.00 32.00 116.00 601.50 782.00 1097.50 6270.50
1999 995.00 846.50 802.00 631.00 460.00 240.50 88.50 38.00 276.00 568.50 701.50 1010.50 6658.00
2000 1050.00 870.50 789.50 476.00 390.50 176.50 64.00 71.50 296.50 594.50 1071.50 1154.00 7005.00
2001 1077.00 984.00 775.00 612.00 320.50 230.50 54.00 27.00 151.00 597.50 767.50 1111.00 6707.00
2002 1036.00 934.00 971.00 608.00 426.50 152.00 41.00 75.50 238.50 712.50 857.00 957.50 7009.50
2003 923.00 882.00 739.00 563.50 377.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 998.50 1020.50 5504.00
2004 1112.50 889.50 657.00 483.50 347.50 146.00 24.00 48.50 244.00 510.00 835.00 981.00 6278.50
2005 1079.50 828.50 707.00 507.00 273.00 215.00 23.50 53.50 279.00 494.50 856.00 1253.50 6570.00
2006 883.50 964.00 814.50 524.00 323.50 116.00 10.00 36.00 211.00 568.50 820.50 1096.00 6367.50
2007 1229.00 857.50 736.77 a 564.50 308.50 162.00 5.50 59.62 e 49.00 t 92.50 z 693.00 f 1062.50 4985.88
2008 1237.00 869.00 883.50 708.50 342.50 228.00 23.00 74.50 212.00 559.00 734.50 1218.00 7089.50
2009 1115.00 879.00 933.50 599.50 333.50 111.50 33.00 39.00 141.00 685.50 802.50 1235.00 6908.00
2010 915.00 756.00 748.50 585.00 446.50 189.50 58.00 49.50 209.00 489.50 901.50 1056.50 6404.50
2011 1065.00 989.50 815.50 711.72 a 410.00 222.50 70.00 10.00 p 128.28 a 508.00 882.50 1058.00 6861.00
2012 1045.50 897.88 c 836.50 490.00 378.00 199.00 24.50 28.00 133.00 557.00 759.00 971.50 6319.88
2013 1153.50 825.50 780.34 b 24.50 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 39.00 z 2759.34
Period of Record Statistics
MEAN 1129.67 899.14 799.13 548.33 336.78 157.98 46.13 59.39 225.82 539.36 848.37 1076.35 6617.45
S.D. 167.26 116.41 94.17 87.24 76.91 53.82 34.96 37.21 82.36 83.72 103.13 119.07 423.95
SKEW 1.46 0.77 0.00 -0.23 -0.15 0.24 1.56 0.79 0.25 -0.08 0.54 0.59 0.07
MAX 1732.26 1356.00 1091.50 722.50 485.00 317.40 187.00 172.50 463.45 718.00 1252.00 1379.00 7822.50
MIN 829.00 630.00 515.50 300.00 160.50 32.50 0.00 0.50 22.00 342.50 627.00 817.50 5324.50
NO YRS 110 110 108 110 108 105 108 112 110 107 110 109 87