POMEROY, WA

Monthly Sum of Growing Degree Days (Degrees Fahrenheit)

(456610)

Base Temperature = 40 F

File last updated on Mar 28, 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
1891-----z-----z-----z-----z-----z-----z-----z-----z-----z361.50h-----z20.56d20.56k
189224.31b-----z218.00 193.00 -----z752.50 945.50 1037.00 820.00 561.00 -----z-----z4551.31d
1893-----z-----z-----z187.50 -----z631.50 958.50 -----z651.00 249.50a74.00g32.50k2678.00g
189434.14b16.50 130.50 337.00 595.50 652.50b-----z1004.50 581.00a-----z-----z-----z3351.64d
1895-----z-----z-----z-----z499.00 -----z894.83b994.50 -----z582.00a145.00d37.24b3152.57f
1896-----z-----z216.50 -----z431.00 878.50 1267.00 1023.75c680.46b482.50a61.35d108.00g5041.06d
189731.03b32.00 -----z447.00a-----z738.00 913.00a1185.00a675.06c442.00 -----z38.00j4463.09d
1898-----z-----z50.00f418.50 540.52b811.00 1090.00 1237.50 800.00 332.00a49.00f22.50g5229.52e
1899100.96e29.00f68.00 219.00f446.90b789.50 958.00h835.34b855.50b353.00 265.50 66.50 3781.20c
190096.00 42.50 322.76b395.96d618.50 883.50 -----z-----z-----z-----z-----z-----z2359.22f
1901-----z-----z-----z-----z-----z-----z-----z1054.00a499.21b570.00a182.00 42.50a2347.71g
190251.00a93.00a116.79c272.50 524.50a688.00 874.00 878.79b678.00 471.00 81.50 13.00 4742.08
190355.00 11.50 142.24b223.08d488.00a864.50 872.00 916.50 546.00a437.50 125.50 23.50a4705.32
190427.00 22.50a-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z49.50j
1905-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1906-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
19078.00 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z8.00k
1908-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
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-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1915-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1916-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1917-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1918-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1919-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
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-----z71.00 19.00a90.00j
1924-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1925-----z-----z-----z-----z610.18c-----z-----z-----z-----z-----z-----z-----z610.18k
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-----z1064.50 926.00 -----z-----z-----z-----z1990.50j
1929-----z-----z-----z-----z-----z-----z-----z376.00s514.00a432.93b73.00a68.89d1088.82h
193010.00a107.00 149.00a362.50a437.50a613.50a936.21b950.00 642.00a187.50a-----z-----z4395.21b
1931-----z12.00a131.50a262.50a590.50 666.50a941.00 897.00 555.00a286.50a77.52d22.50a4442.52a
19327.50 83.00a102.50 324.00 461.50a729.50 827.00 -----z624.50 337.50a174.00 25.86b3696.86a
193318.21c9.87b91.55b245.50 341.38b685.50 890.00 -----z-----z390.00b109.27b120.50 2901.78b
193492.07b83.50f188.00j472.00 608.57c643.91c847.50a867.00 504.81c403.27e187.46b25.56d4652.15b
193553.50 33.50 56.50a183.50a467.50 674.50 870.50 798.00 689.00 342.50 35.00a12.41b4216.41
193615.00a23.50 102.93b402.00 644.00 715.00 926.00 847.50 562.00 411.21b36.00a61.50 4746.64
19370.00 15.50 172.50 216.00 521.00 669.00 941.50 775.50 644.50 440.00 139.50 39.50 4574.50
193827.00 7.27b118.00 277.50 484.50 741.00 970.00 797.50 809.50 393.00 72.50 82.50 4780.27
193945.50 8.00 175.00a343.00 574.00 617.00 912.50 895.00 676.50 341.00 133.00a153.50 4874.00
194027.00 65.00 239.50 317.00a602.50 796.50 941.00 861.00 711.00a431.50 33.00 55.00 5080.00
194125.50 60.00 230.50 344.50 493.00 628.50 967.00 862.50 485.50 264.00 154.00 72.00 4587.00
19422.00 14.00 123.50 331.50 407.50 540.50 908.50 909.50 628.00 381.00 62.50 49.50 4358.00
19434.82c18.50 120.50 355.50a406.00 566.00 889.50a816.00 708.00 387.93b49.00a30.50 4352.25
194416.00 19.50a102.00a273.95b494.50 670.50 949.50 846.00 712.50a532.50 103.50 22.50 4742.95
194552.00 54.50 78.00 217.00 478.97b556.00a946.50 859.00 446.00a392.00a82.00a41.00a4202.97
194610.50 69.50a215.77e260.00a455.50 557.50 877.76b893.50a620.00 242.50 52.00 79.66b4334.18
194728.00 57.00 207.00a337.00 686.50a644.00 959.50 691.00f682.00 385.50 38.50a12.50f4025.00b
194824.50a21.50a46.07c206.50a428.00 788.50a814.00 850.00 631.50 326.50 55.50 3.50 4196.07
19490.00g36.00 110.50 415.00 635.00 722.00 942.00 913.00 684.00 229.00 184.00 20.00a4890.50a
19501.00 51.50 80.00 175.07c438.00 653.50 942.00 913.50 670.50 344.50 100.50 70.50 4440.57
195125.00 36.50 61.00 286.00 494.50 628.00 938.00 878.50 626.00a319.50 57.50 16.00 4366.50
19526.00 54.00 80.50 350.50 540.00b-----z941.00 898.00 737.00 504.50 50.00 33.00 4194.50a
1953162.50 66.00 129.00 256.50 450.50 541.50 884.50 897.00 707.00 421.00a179.70b35.50 4730.70
195430.50 75.50a42.93b216.46b521.50 548.50 820.34b796.50 600.00 302.00 196.00 23.00 4173.24
19551.07c11.50 30.00 139.50 367.00 738.00 856.50 895.00 600.00a375.50 62.00a37.00 4113.07
195626.38b12.44b100.00 342.00 562.50 619.50 957.00 873.00 667.50 301.50 35.00 42.50a4539.32
19570.00a43.50a83.00 241.67c539.50 723.00 860.50 776.50 698.00 272.50 52.00 47.00 4337.17
195842.93b146.50 69.00a214.50 677.14c779.00 993.50 1019.00 570.16b362.59b172.50a45.50a5092.32
195970.50 10.00 89.50n306.50 354.00a637.00a872.50a745.00 480.50a273.00 58.54c16.50a3824.04a
196015.00 15.04b153.75c141.50n170.00q660.00 1052.50 799.00 626.50 360.00 84.00 5.00 3770.79b
196122.50 86.71b123.46e228.00 447.50a836.50 970.00 1033.50 482.50 282.00 19.50 53.00a4585.17
196251.00 64.50 56.00 358.00 358.00 621.00 865.50 804.50 632.50 335.50 113.00 60.50 4320.00
196316.00 85.50 137.00 209.50 483.00 690.00 789.00 879.00 792.50 417.50a139.00 6.00 4644.00
196427.00 25.50 77.00 181.00 402.50 646.00 915.50 764.50 516.50 341.50 76.50 45.00 4018.50
196534.50 -----z-----z377.50 506.50 676.00a965.50a958.50 526.50 498.00 168.20e58.50 4769.70b
196639.00 35.00 178.00 314.50 576.00a657.50 863.50a750.00f764.04d264.00f119.90d38.50 3585.94b
196765.50a71.65b104.50a139.00 483.00 799.05b1024.50 1117.00 879.00 419.50 33.00j46.50 5149.21a
196828.00a137.50 251.50 227.50 560.00a741.50 1043.00 858.50 675.50 315.00a72.50a27.00 4937.50
19692.00a5.50 145.50 303.50a577.50a847.50 878.00a881.50 746.50 296.38b118.00 47.50 4849.38
197041.50 42.50 83.00a140.00 557.50 868.00 1055.00 964.44d410.50g198.00g91.50 19.00 3862.44b
197178.50 89.50a87.00 276.00 561.00 461.00g825.50f1059.00a532.36b247.00k57.50l23.50j2683.36e
197239.50j78.50 214.00 205.00 579.50a752.00 950.00 988.45b526.00a337.50 86.00 86.50a4803.45a
197346.50 58.50 149.00 275.50 600.00 760.50 1017.50 962.00 701.00 225.50i80.00 49.00a4699.50a
197471.90b61.50 150.50 330.50 369.81e839.00 -----z929.50 731.00 394.00 116.50a34.00a4028.20a
197513.50a40.00a26.79c165.00 482.07b617.00a1106.00 847.50 683.24e398.00a140.54d63.00a4582.63
197645.00g48.00 73.50 264.50 567.50 629.00 987.50 859.00 811.00 367.00 108.50 11.50i4715.50b
197712.00 125.00 105.00 469.50 414.00a871.50 928.00a1016.00a585.00 363.00a134.50a84.00a5107.50
197838.89d69.00 267.00 321.00 458.00a819.00 1007.00 900.50a632.30b386.50 63.50 13.00 4975.69
19790.00 42.00 163.50 286.00 591.00 787.50 1022.50 954.31b812.00 467.50 37.00 72.86c5236.17
19808.00a57.00a103.00 444.00 524.50 613.00 970.00 804.00 717.00 378.50 137.00 141.50 4897.50
198146.00 94.50 176.50 304.00a489.00 623.50a889.00a1065.00 673.00a307.00a121.00a58.97b4847.47
198220.19e72.50a106.00a203.00c485.17b778.50a894.00a936.96c620.81c327.93b49.50 26.79c4521.36
198397.50c130.85b217.76b237.58d460.50g666.46c869.48b1030.18c553.79d357.41b123.52c2.88e4287.41a
198460.50f14.00f153.50a206.90d432.00a669.00 977.07b972.50a621.89c289.29c6.00i0.00g4322.15d
19850.00o60.00j53.50o284.50a428.04c811.46c1135.50a967.50a517.50a301.67d9.50m0.00o4446.17e
198613.00k71.00g290.00d277.11c610.34b897.33d887.00 1106.00 559.70e318.50g32.50o1.00a4628.48d
198713.93c43.00a170.69b483.50 624.50a707.81c856.03b587.00k581.00h220.00q60.50n10.50t2899.47e
198815.00k15.50l81.00f354.96e532.22d539.00i911.25c574.50k614.50a466.00a111.50a19.04e3009.47e
198930.50a5.50 132.00 349.00 447.12e608.50f687.00i848.50a717.50 367.50 150.58d43.93c3092.12b
199076.00 71.00a217.00a464.56d510.50a731.50a1090.38e953.65e769.00 298.39c124.50g26.54e5208.53a
199129.50f139.32c60.00g225.00g385.00g384.50l764.00h684.00l542.00j359.46c78.50g36.00o498.78j
199267.50i74.50j184.50i273.00k367.00l643.50h739.00f725.00h499.00h291.50j39.50i0.50k0.00l
199329.00o16.50j99.50h176.00i698.50a718.00 570.00f734.42e568.85d425.00 43.50d47.88e3236.15e
199462.50g27.00i114.50l192.50m314.50l389.50k666.00i548.50k689.04e176.00j24.00h37.00g689.04k
199558.50a91.00a105.00g208.02d485.89c561.20c837.93b546.00g505.00f206.90b125.50h24.50a2473.94d
199628.85e-----z58.50f221.50f262.50g459.50h703.50f601.00i457.62e213.50f37.50f27.41b513.88i
199728.00a22.33b102.00h-----z403.00h444.00g594.00i717.50g458.50h247.50g70.50h8.50h50.33j
199844.42e57.38d146.54e157.00g412.00a604.70c976.67d892.50e665.26e271.73e88.50f34.50f4071.20c
199954.23e36.00f69.50f133.50f356.67d586.96e792.78d865.56d531.00 271.50 181.77b23.89d3664.35c
20005.50 37.00a29.00g196.50k428.89d621.76e646.00f593.50h384.50g157.50g1.74e0.00h1094.89g
20010.00h4.50d86.50g122.00i370.00g526.30c793.97b872.88e492.50h208.50h95.00h10.00g2197.65h
200227.12e15.50h42.50f147.00i388.33d609.52b898.33d746.11d371.50k190.38e87.00e38.57c2985.37d
200378.00a16.43e137.31e210.25d376.11d653.66e946.73e514.00m390.50k392.22d56.50h7.50e2818.22c
200411.38b22.00a152.00g224.00f412.78d627.56e708.00g673.00g345.50j223.00g44.00g22.50i1073.72h
200539.64c14.62d140.56d138.50j477.12e459.00f517.50l674.00f251.50m219.50i24.50g45.00h671.94h
200653.33d29.50f72.78d141.50g311.50h482.50h712.50h600.00h343.50k180.00i129.43c17.50h255.54i
200711.67d13.50i106.00h124.50j369.00f498.50f932.88e456.50l382.00h230.50f49.00i28.50a973.05i
20085.00g31.50g18.00g62.00i322.00i416.00g538.50k599.00i337.00l161.00j109.00g16.50j0.00l
200914.50f11.00k38.50f106.50f337.00f625.82e688.00g630.50h350.50o128.00g76.64b7.00 709.46i
201044.44d24.50 107.88e212.50a288.75c527.22e810.00b670.50f562.00 320.17b84.50 39.50 3021.47a
201165.00 30.00 78.00 101.00a320.00 493.54c694.66b823.50a665.00 307.50 37.00 19.50 3634.69
201211.38b5.38c76.00 269.00 405.00 544.00a883.50 846.50 581.04b251.00 125.00a35.50a4033.30
201311.00a10.00 113.00 204.50 446.11d615.00 992.50 1084.50 606.00 151.00 57.00a29.00 4319.61
201411.50 20.00 135.50 244.00 373.50h592.76e733.00i680.50i473.50h267.50m76.56e58.45b1138.77e
201521.50f96.12c-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z96.12k
Period of Record Statistics
MEAN34.58 48.51 133.10 283.73 494.70 686.68 931.83 912.84 641.28 359.93 98.73 41.23 4558.87
S.D.29.20 36.03 62.68 88.06 89.83 98.69 88.25 102.81 98.09 87.68 51.38 29.13 352.51
SKEW1.53 0.87 0.78 0.39 0.11 0.33 0.71 0.75 0.18 0.25 0.64 1.55 -0.24
MAX162.50 146.50 322.76 483.50 698.50 897.33 1267.00 1237.50 879.00 582.00 265.50 153.50 5236.17
MIN0.00 4.50 26.79 101.00 288.75 493.54 694.66 734.42 446.00 151.00 1.74 1.00 3634.69
YRS79.00 76.00 72.00 75.00 81.00 82.00 78.00 74.00 78.00 77.00 72.00 75.00 39.00