RIGGINS, ID

Monthly Sum of Heating Degree Days (Degrees Fahrenheit)

(107706)

Base Temperature = 65 F

File last updated on Aug 30, 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
1896-----z-----z684.50 501.00 373.50 86.50 0.50 4.00 169.00 378.00 737.35c759.50 3693.85b
18971002.50 751.00 845.00 348.50 81.50 85.50 48.00 9.00 147.50 432.00 680.00 842.59b5273.09
18981039.50 612.50 797.00 344.50 270.00 87.50 6.00 9.00 156.50 533.79b804.00 1057.22d5717.52
1899791.79c856.44c722.00 496.50a397.50 158.00 9.00 93.62b97.00 524.50 590.00 881.00a5617.35
1900845.50 770.04c510.50 406.50 217.00 20.20b24.00 57.50 184.00 471.50 757.00 820.00 5083.74
1901929.00 799.50 687.00 538.50 177.50 236.00 4.00 2.50 278.00 294.50 657.50 912.93b5516.93
19021036.50 668.50 760.50 484.71b307.00 176.00 87.50 39.00 136.50 344.50 657.00 883.00 5580.71
1903879.50 892.00 666.00a467.50a269.50 19.00 54.00 13.50 190.50a423.50 671.50 946.50 5493.00
1904910.00a231.00u361.50o391.00 201.00 114.00a10.50 4.50 80.00 317.00a514.00a864.31b3406.31b
1905882.50 778.50a543.00 356.00a323.50 -----z-----z-----z93.21b488.00a748.00 899.00 5111.71c
1906865.00a702.50 776.90b347.00 199.29c100.00 0.00 6.72b85.45b367.50 221.00u570.00i3450.35b
19071017.50a617.88b632.07b446.50 234.50 174.52b3.00 47.00 147.00 295.00 -----z875.00 4489.97a
1908858.50a734.50 633.50 -----z-----z-----z-----z-----z-----z-----z-----z-----z2226.50i
1909-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1910-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1911-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1912-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1913-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1914-----z798.50a585.50 419.98b178.33d172.00a7.00g0.00x91.50o397.50 636.50a1162.50 4350.82d
1915747.00i662.00 576.50 343.00 348.50 181.50 -----z0.00q151.00j343.50 785.00 968.28b4208.28d
1916-----z-----z513.00f444.00g536.79c192.00h33.00s-----z245.50h-----z233.50t980.17b1516.96j
19171058.50a503.50m926.79c598.00 360.50 204.00 -----z-----z37.00u291.00i571.20b614.46c4333.45e
1918912.93b852.19d-----z123.00t182.00m-----z-----z-----z-----z-----z-----z-----z1765.12j
1919851.00a594.50f-----z101.00u-----z-----z-----z-----z-----z-----z-----z-----z851.00k
1920-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1921-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1922-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1923-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1924-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1925-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1926-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1927-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1928-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1929-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1930-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1931-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1932-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1933-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1934-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1935-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1936-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1937-----z-----z-----z-----z-----z-----z-----z-----z-----z77.50u537.66e791.00 1328.66j
1938587.00j632.88c615.52b323.14b125.50k37.50 5.00 3.50 20.00a-----z412.00o199.00x1637.54e
1939-----z-----z526.00 143.00s83.50 88.50 0.00a0.00 53.00a327.00 618.00 681.50 2377.50c
1940913.50 658.50 511.50 298.50a81.00 20.50f0.00 0.00 43.50 269.00 771.50 819.50 4366.50a
1941815.56d570.50 450.00 283.50 132.00 41.50 0.00 11.00 178.50 377.50 607.50 854.00 4321.56
19421098.50 797.00 586.07c240.50 243.00 102.50 0.00f12.00 -----z304.62e635.50 833.00 4852.69b
19431075.00 653.50 652.00 253.50 277.00a128.50a0.00a12.50 15.00 325.00 636.00 927.50 4955.50
1944959.50 762.50 715.50 375.00 143.00a44.50a4.00 0.50 56.50 111.00 640.00a963.00 4775.00
1945853.00a634.50b671.00 459.00a211.00 105.50a0.00 6.50 138.50 208.93c631.50a919.50 4838.93
1946873.50 711.00 500.69b313.50 134.50 46.50j1.00a0.00a77.50g481.67d699.48e825.50 4540.84b
19471079.00 672.50 490.50 338.00a93.10b91.50 0.00 1.50 73.00a279.83b747.00 792.00 4657.93
1948928.00 737.85b716.50 412.50 238.00 24.00 16.00a3.50 67.00 279.00f737.95b1122.50 5003.80a
19491493.50 829.50 522.50 171.50 161.00 49.50 0.00 1.50 28.50 335.50g558.50 912.93b4728.93a
19501206.50 743.50 691.00 418.89c259.50 76.50 6.00 0.50 55.00g291.50 578.96b733.00 5005.85a
1951957.00 708.50a748.00 309.50 193.00 84.50 0.00 10.00 25.00 386.50a711.00 998.50 5131.50
19521027.50 821.50 739.29c275.00 148.50h65.00 3.50 0.00 27.00a151.00 520.50k798.62b3908.41b
1953592.76b604.90b553.97b363.50a272.07b98.71d0.00 0.00e19.50 171.50j259.00o-----z2505.41c
1954775.00a551.00 655.00a337.50a130.86b114.26e0.50 19.00 70.50a239.00i-----z-----z2653.62c
1955965.00d826.43e739.62e442.50f264.44d72.00 37.50 0.00 115.00a246.67d703.50g891.67d4158.33b
1956857.68c906.00a608.28b-----z202.00 64.69d4.50a1.00g63.50f398.04c714.00a872.50a4627.68c
19571163.79b735.50a645.54c470.73b145.00 39.00 0.00 1.00a30.12d302.68c743.26c793.93c5070.54
1958851.67d543.78c352.50m447.50a54.50a-----z3.50a0.00a92.02d217.50a643.58d713.57c3567.61b
1959668.50h514.50h557.59b-----z312.93b33.50 7.00 0.00 145.50a335.17b358.00o871.00a2262.69d
1960-----z677.00h72.50x368.88e244.50a10.36b0.00 38.28b39.50 246.96c563.43b836.67d2348.57c
1961725.36c550.00 533.50 387.20c165.00a2.00 0.00 0.00 117.00a355.50a687.50 829.14b4352.20
19621003.97b429.50l448.00k165.00i244.50 56.00 2.00 7.50 24.00 315.50 545.00 771.50 2969.97c
19631160.00 516.00 504.64c297.50g142.50 59.50a0.00 0.00 18.50 182.50 533.50 906.50 4023.64a
1964963.00 749.50a676.00 426.50a231.50 47.00a0.50 20.17b59.00 241.00 632.50 856.00a4902.67
1965862.50 649.50a706.50 325.50 224.00 37.00 2.00 10.00 157.00 161.00a493.50a810.00a4438.50
1966834.00 719.50 585.00 301.50 112.50 81.50 3.50 7.50 18.50a229.50f586.50 802.00 4052.00a
1967788.50 652.00 636.21b509.00 191.00a49.50 0.00 0.00 6.00 319.00 648.50 957.41b4757.12
1968937.00 599.50 498.50 436.50 147.00a19.00a3.00 43.50 95.06c351.00 631.50 880.86b4642.42
1969981.43c685.50a561.72b311.00 113.28b37.00a1.50a0.00 40.50 486.00 659.50 794.00a4671.43
1970810.50 566.00 652.50 498.00 176.00 62.00 0.00 0.00 190.00 438.00 609.00 917.50 4919.50
1971863.50 691.00 651.00 387.00 173.00a113.31c9.50 1.50 146.00 392.50 714.00 909.31b5051.63
1972945.50 696.00 458.00 492.50 138.50a26.00a3.00 1.50 143.50 324.00a698.00 1084.00 5010.50
1973921.50a599.19b562.00 391.00 144.50 73.00 1.00 0.00a71.00a342.50 702.00 733.50a4541.19
19741025.00 634.50 595.00 362.00 247.50 32.50 2.50 0.00 33.00 319.50 611.50 842.50a4705.50
1975970.50a813.00 740.00a596.00a297.00a102.00 0.00 4.50n43.00g487.00a782.00 890.17b5677.67b
1976894.31b794.00a792.00a439.66b105.50 117.50 0.00 13.00 26.50 325.50 615.00 934.00 5056.97
19771070.50 600.50 674.50 244.50 244.50 2.50 5.50 30.50 124.50 371.50 735.50 896.50 5001.00
1978874.50 670.00 440.00 398.50 265.00 45.50 10.00 23.00 149.00 320.50 852.50 1165.50 5214.00
19791333.50 777.50 565.50 414.50 177.00a58.50 6.50m-----z-----z-----z-----z-----z3326.50f
1980-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z514.50h723.46e723.46k
1981742.00a611.00a510.00 355.00 206.50a74.00a5.69b0.00a94.00 348.62b546.17c755.89c4248.87
1982934.62e808.44b574.62e428.56c225.00e41.27d-----z0.00b46.00i401.00 596.17d588.00l4009.67c
1983544.50i572.00 358.00i304.00f168.00g-----z0.00m0.00a113.31c86.50r533.39b1083.75c2302.46g
1984962.14c654.37b546.43c337.50f244.44d107.41c0.00g-----z175.50h-----z-----z989.50a3504.29f
1985978.50a813.50 611.38b220.00 108.50 8.50a0.00 2.59b177.11b357.50a914.00 1088.00 5279.57
1986784.50a639.50 418.00 366.00a201.50a6.50 6.50a0.00 200.00 314.50 630.50a865.50a4433.00
1987966.50 624.00a523.00 191.50 90.50a34.50 10.00 10.50 48.50 291.00 637.50 878.28b4305.78
1988991.50 694.50 587.50 277.50 186.50 47.00 1.00 0.00 109.50 145.50 664.00 942.00 4646.50
1989902.50a932.50 563.00a268.00 203.00 24.50 0.00 26.00a-----z359.44d665.93c855.50a4800.37a
1990698.65e610.00a469.00a179.00 181.61c71.50 5.77e0.00a3.00j332.50a519.93b1036.50a4104.46a
1991969.83b519.50 528.00 358.00a-----z60.50 0.00 0.00 17.40e323.28b715.00 828.00a4319.50a
1992814.00 532.00 390.50 218.50f86.00 38.50a53.28b41.00a108.75b253.00 685.12b962.00 3964.15a
19931038.00a753.00a485.69b426.20b132.50a107.50a57.50 37.50a115.00a281.25c778.70c831.00a5043.84
1994803.50 829.50 558.62b334.50 172.50a103.50a10.00 0.00 40.00j393.00 811.50 899.46c4916.08a
1995870.50a628.00 628.45b441.00 235.00a119.50a11.00a33.50 52.00 463.00 652.50 860.00d4994.45
1996883.45b731.92d586.50a378.00 308.00a71.98b2.00a5.50a178.50a380.00a674.50 855.00a5055.35
1997955.96e741.00a564.00a453.64b167.00 53.00a29.48b0.00c66.06c394.66b631.27b945.00c5001.07
1998828.10b608.58c593.33d407.50a212.50f73.02b0.00a0.00a44.04c447.00 617.06c986.00 4604.63a
1999845.00 753.92b629.00 511.00a341.00 141.78c35.89c12.50 133.29d337.50a493.00a877.00 5110.88
2000919.00 625.33e430.50g182.50g124.00j51.00o12.50k0.00h76.00k200.50n601.50g638.00i1544.33j
2001696.50g445.50k309.00m265.00j112.50k71.50i5.50f0.00g12.50k176.50l485.48c677.50g485.48k
2002554.50l362.50m434.00k295.00i167.00j59.50n0.00j9.50j42.50l302.50h402.00j540.50j0.00l
2003557.00g678.24c326.00m329.50f211.50h19.50f0.00g0.00i42.00h140.50l446.00l656.00f678.24k
2004646.00i463.00j296.50i187.00j154.00j45.65c0.00f8.00f89.32e250.00g544.50f667.50g134.97j
2005828.50 525.00g520.86b389.35c151.00f74.00g0.00m1.50h76.50h311.25c741.00 965.69b3756.65f
2006757.50 781.50 639.50 381.50a174.50 20.50a0.00 8.50 114.50 382.50a628.00 902.00 4790.50
20071000.86b646.96b505.50 367.50 177.32c35.98c0.00 11.00 91.83c369.83b637.48b861.72b4705.99
2008971.50a706.00 681.50 494.00 217.00 99.50 0.00 4.50 59.00a341.50 574.50 941.90b5090.90
2009941.00 714.00 561.00i411.00 182.00a38.13c6.00 11.00 31.00 471.50a518.50f1063.39c3869.02b
2010723.50a673.00 561.50a405.00a294.83b75.85d14.50 22.00a36.00h136.00p481.00n555.00k2770.17d
2011-----z-----z-----z-----z-----z8.50u4.00h-----z4.00m46.00w-----z-----z0.00l
2012-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
Period of Record Statistics
MEAN928.75 697.99 607.16 382.38 208.14 74.13 8.72 10.85 93.50 342.30 654.92 889.68 4926.94
S.D.136.48 96.25 102.91 89.97 84.69 48.99 16.50 16.76 59.35 88.80 88.24 105.95 367.62
SKEW1.10 0.21 0.48 -0.09 0.89 1.01 2.79 2.45 0.55 -0.22 0.33 0.38 0.13
MAX1493.50 932.50 926.79 598.00 536.79 236.00 87.50 93.62 278.00 533.79 914.00 1165.50 5717.52
MIN592.76 516.00 390.50 171.50 54.50 2.00 0.00 0.00 6.00 111.00 485.48 614.46 4248.87
YRS78.00 78.00 77.00 73.00 77.00 77.00 72.00 73.00 67.00 71.00 72.00 78.00 41.00