O O RCH, OREGON

Monthly Total Heating Degree Days

(356302)

Base Temperature = 65 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201106
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
1941 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
1942 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
1943 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
1944 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
1945 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
1946 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
1947 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
1948 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
1949 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
1950 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
1951 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
1952 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
1953 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
1954 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
1955 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 863.79 a 997.00 1860.79
1956 1116.00 1167.50 862.00 652.80 e 387.50 231.50 75.50 109.50 317.50 641.70 a 915.00 1063.50 7540.00
1957 1466.00 977.41 a 0.00 z 598.50 367.00 148.45 a 40.00 101.50 236.50 445.00 i 900.00 999.50 5834.86
1958 1086.50 709.50 940.00 609.50 174.50 152.50 37.50 5.50 269.50 399.00 f 768.10 a 907.78 a 5660.89
1959 930.50 919.00 813.00 527.00 519.50 143.00 48.00 54.00 233.08 d 487.50 860.50 1168.70 a 6703.78
1960 1256.00 952.00 778.32 c 587.22 c 389.00 h 118.50 1.66 c 132.00 201.50 560.00 893.00 778.50 j 5480.20
1961 722.00 i 761.00 819.00 627.00 366.50 f 66.72 a 9.82 a 10.00 352.22 c 515.50 f 936.21 a 1144.33 b 4726.30
1962 1383.12 a 972.74 a 878.16 b 488.28 a 493.00 171.50 110.64 b 130.89 d 87.50 k 547.15 a 747.41 a 579.00 k 5922.88
1963 1255.50 d 384.50 j 839.00 720.58 d 341.00 223.97 a 77.50 a 75.43 a 125.17 a 326.50 g 812.07 a 663.00 n 4470.22
1964 1151.43 c 980.50 945.50 686.50 477.40 a 231.50 31.50 0.00 z 0.00 z 225.00 s 918.21 b 508.50 p 5422.54
1965 1027.98 c 0.00 z 0.00 z 0.00 z 465.53 b 179.50 63.11 c 109.50 377.59 a 279.50 j 761.25 b 1154.23 a 4138.69
1966 1152.50 981.00 810.00 412.00 j 272.59 b 220.18 b 61.50 86.00 153.46 d 479.50 f 795.58 d 1058.13 a 5590.94
1967 991.00 824.44 a 892.00 589.00 h 355.39 c 190.86 a 3.10 a 15.50 b 145.71 b 430.00 h 800.50 1174.50 5393.01
1968 1122.56 e 764.00 747.88 c 445.50 j 345.81 b 116.67 c 5.00 99.09 c 195.50 345.00 j 760.34 a 1036.00 5192.84
1969 1076.73 a 1003.15 b 902.00 387.50 g 217.53 b 114.50 25.50 45.00 160.20 e 631.92 e 777.22 c 986.00 5939.77
1970 993.00 744.69 b 780.50 555.50 g 322.00 123.10 a 9.00 4.50 302.50 325.50 l 761.50 1161.00 5201.80
1971 972.50 815.50 901.00 643.20 e 292.20 d 184.66 a 45.93 d 23.50 308.57 b 500.00 k 799.00 1112.38 a 6098.44
1972 887.50 g 881.00 621.15 d 595.20 e 291.63 d 67.00 f 24.00 f 45.00 379.00 592.10 a 886.11 c 1463.89 d 5755.08
1973 1206.00 900.50 906.75 a 740.89 b 310.00 d 155.00 f 37.41 b 61.00 239.42 d 518.00 847.80 e 0.00 z 5767.78
1974 1132.57 b 876.40 c 851.43 b 595.20 e 352.00 g 85.50 f 0.00 q 107.43 b 121.00 f 424.00 g 838.89 c 0.00 z 4401.92
1975 825.00 k 956.48 c 706.00 i 811.73 d 324.50 i 131.50 l 32.50 v 70.50 l 131.00 j 279.50 r 471.50 q 416.00 q 1768.21
1976 539.00 o 636.50 j 771.00 h 215.50 t 322.50 f 204.00 l 25.50 h 65.00 s 130.00 o 358.00 m 206.00 v 570.50 p 0.00
1977 967.00 i 961.13 e 971.33 d 507.22 c 353.00 n 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 2439.69
1978 782.50 f 851.85 b 653.00 643.50 462.50 202.00 26.00 g 148.69 d 334.62 d 531.81 b 996.21 a 1265.32 a 6089.48
1979 1123.00 g 850.50 747.50 639.44 c 362.81 d 136.15 d 13.20 d 12.50 n 118.50 f 414.00 g 997.78 c 992.00 a 4739.39
1980 1120.02 d 772.00 818.40 a 515.36 b 406.00 204.50 k 24.00 109.05 c 208.33 c 556.50 781.61 b 1101.07 d 6412.34
1981 1027.02 d 503.00 j 792.00 536.79 b 318.00 g 219.83 a 63.00 25.66 b 272.78 c 621.19 e 803.57 b 958.00 5319.83
1982 1273.50 465.50 l 849.00 705.50 438.50 201.00 77.00 46.50 325.50 445.50 i 1017.50 1159.00 6093.00
1983 989.00 784.00 752.00 703.00 411.50 231.50 53.00 n 0.00 z 278.50 0.00 z 0.00 z 0.00 z 4149.50
1984 0.00 z 0.00 z 760.07 d 666.60 e 328.50 f 185.50 r 6.50 n 19.93 c 282.50 g 591.00 g 0.00 z 0.00 z 1446.60
1985 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
1986 0.00 z 0.00 z 0.00 z 295.50 n 27.00 u 49.00 n 93.50 l 0.00 z 425.50 550.50 715.50 517.00 q 1691.50
1987 1265.50 559.50 k 476.00 m 414.11 b 50.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1679.61
1988 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
1989 0.00 z 0.00 z 0.00 z 396.50 413.00 82.50 14.00 101.50 239.50 559.00 880.38 d 1086.00 3772.38
1990 984.50 964.50 797.00 427.00 510.00 194.50 29.50 82.00 146.00 560.07 a 805.00 1350.50 6850.57
1991 1144.00 728.50 881.50 651.50 501.50 246.00 7.50 0.00 z 141.50 510.50 737.00 1058.50 6608.00
1992 1062.50 710.00 643.00 482.00 259.50 153.00 82.00 73.88 a 0.00 z 471.00 923.50 1197.00 6057.38
1993 1340.00 1198.00 778.50 628.50 283.00 266.50 213.50 118.00 255.00 509.50 1006.00 1027.00 7623.50
1994 996.00 937.50 671.50 538.50 332.00 186.00 30.00 36.00 232.00 530.00 1084.00 1124.50 6698.00
1995 955.00 637.50 710.50 610.50 0.00 z 230.69 a 69.50 129.50 231.00 486.00 755.00 0.00 z 4815.19
1996 999.50 844.76 b 702.50 546.00 514.50 207.50 14.50 j 60.50 0.00 z 563.17 a 0.00 z 856.50 5294.93
1997 1064.50 792.00 606.00 614.50 314.50 221.00 66.50 59.00 192.50 423.50 f 771.00 0.00 z 4701.50
1998 905.00 769.50 726.00 653.00 613.50 259.00 16.00 29.50 259.00 603.97 b 820.50 1167.50 6822.47
1999 0.00 z 983.50 864.50 653.00 526.50 230.00 33.50 71.00 302.00 359.00 677.07 a 1143.50 5843.57
2000 990.50 804.50 638.08 a 507.50 488.00 200.36 b 35.00 23.00 261.21 a 519.25 a 664.00 i 1158.00 5625.40
2001 1222.90 b 1006.00 710.50 693.50 332.00 259.50 76.00 9.50 184.00 555.50 877.50 1024.00 6950.90
2002 1019.50 790.50 770.50 573.50 508.92 a 291.50 10.00 106.00 330.00 644.50 969.50 890.50 6904.92
2003 813.00 621.50 g 759.50 653.50 436.00 139.00 3.50 18.50 139.00 490.00 954.50 942.00 5348.50
2004 1174.50 989.50 603.50 508.50 378.00 225.00 48.50 113.00 266.00 635.00 871.50 873.00 6686.00
2005 990.00 811.50 701.50 0.00 z 463.00 415.50 8.00 77.50 360.00 581.00 884.50 1281.50 6574.00
2006 874.50 0.00 z 866.00 0.00 z 347.00 168.00 6.00 101.00 229.50 0.00 z 0.00 z 1165.00 3757.00
2007 1282.50 808.00 636.00 646.00 541.00 62.00 7.50 39.50 309.50 674.00 792.50 1271.50 7070.00
2008 1466.30 a 1025.50 1032.50 825.00 529.00 411.50 18.50 6.50 315.00 0.00 z 0.00 z 1139.50 6769.30
2009 922.00 0.00 z 0.00 z 0.00 z 50.00 x 29.00 s 12.00 r 17.00 l 79.00 l 273.00 q 560.50 j 931.50 h 922.00
2010 634.00 j 529.00 k 468.50 k 427.00 j 338.50 i 135.00 g 26.50 i 30.50 h 104.50 p 310.50 m 327.00 r 478.00 p 0.00
2011 623.00 m 422.50 p 421.00 n 327.00 o 267.00 m 121.50 m 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 1102.48 880.19 789.32 605.45 400.12 196.50 40.87 67.16 255.88 553.21 851.53 1098.87 6985.01
S.D. 155.70 122.72 104.59 96.99 101.23 73.88 39.59 42.20 75.59 66.06 92.57 132.84 337.60
SKEW 0.57 0.44 0.04 -0.07 -0.09 0.86 2.20 0.08 0.10 -0.55 0.47 0.35 1.07
MAX 1466.30 1198.00 1032.50 825.00 613.50 415.50 213.50 148.69 425.50 674.00 1084.00 1463.89 7623.50
MIN 813.00 637.50 603.50 396.50 174.50 62.00 1.66 4.50 125.17 359.00 677.07 856.50 6686.00
NO YRS 41 40 44 41 40 41 40 42 40 28 42 37 10