BROWNING, MONTANA

Monthly Total Growing Degree Days

(241202)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198911
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
1894 0.00 z 0.00 z 0.00 z 0.00 z 114.00 m 211.00 404.00 402.50 80.00 5.50 17.50 0.00 1120.50
1895 0.00 0.00 21.00 0.00 z 41.00 q 177.00 306.50 237.00 44.50 26.50 8.50 0.00 821.00
1896 0.00 0.00 0.00 0.00 28.00 186.50 413.50 221.00 53.50 8.50 0.00 0.00 911.00
1897 0.00 0.00 0.00 31.00 243.50 181.50 288.50 406.00 131.50 13.00 0.00 0.00 1295.00
1898 0.00 0.00 0.00 19.00 42.00 188.50 332.00 379.00 150.00 2.00 0.00 0.00 1112.50
1899 0.00 0.00 0.00 0.00 14.00 156.00 426.50 274.50 144.50 19.50 0.00 0.00 1035.00
1900 0.00 a 0.00 3.50 10.00 71.00 284.50 273.50 207.00 62.00 22.50 0.00 0.00 934.00
1901 0.00 0.00 0.00 5.00 122.00 45.50 307.50 483.00 17.50 24.00 0.00 0.00 1004.50
1902 0.00 1.00 0.00 0.00 89.50 73.93 b 220.62 a 255.75 a 46.00 j 12.50 0.00 0.00 653.30
1903 0.00 0.00 0.00 a 1.50 f 31.50 s 173.50 g 267.50 255.00 66.50 46.00 8.00 0.00 z 643.00
1904 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
1905 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
1906 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
1907 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
1908 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
1909 0.00 z 0.00 z 0.00 1.00 87.50 293.50 469.17 e 378.20 a 212.00 26.02 c 2.00 0.00 1469.39
1910 0.00 0.00 8.50 116.50 145.00 382.50 522.19 b 310.00 114.00 45.50 0.00 u 0.00 z 1644.19
1911 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
1912 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 29.50 20.50 0.00 0.00 50.00
1913 0.00 a 0.00 0.00 11.38 a 88.00 220.00 305.00 307.00 147.00 l 73.92 e 0.00 j 0.00 a 1005.30
1914 0.00 b 0.00 0.00 0.00 z 17.50 z 123.50 411.00 276.00 89.48 a 39.78 a 0.00 0.00 a 939.77
1915 0.00 c 0.00 2.50 i 0.00 z 0.00 z 75.00 c 177.00 221.50 p 0.00 z 108.00 q 0.00 1.00 253.00
1916 0.00 0.00 a 6.00 q 57.00 38.00 140.00 f 351.00 301.22 a 76.61 b 9.00 0.00 0.00 832.82
1917 0.00 l 0.00 c 0.00 0.00 32.50 144.00 402.00 312.00 138.75 b 44.50 26.00 0.00 1099.75
1918 0.50 0.00 1.50 2.00 33.50 266.38 a 327.50 237.48 c 129.00 31.00 0.00 a 0.00 b 1028.86
1919 0.00 a 0.00 0.00 a 7.50 117.00 226.50 344.00 337.50 79.29 b 5.00 0.00 0.00 1116.79
1920 0.00 0.00 0.00 0.00 8.50 79.00 434.50 305.87 a 97.00 18.00 0.00 0.00 942.87
1921 0.00 0.00 0.00 0.00 15.50 115.50 258.50 206.50 5.50 16.00 0.00 0.00 617.50
1922 0.00 0.00 0.00 0.50 22.00 190.00 214.50 284.50 113.50 10.00 0.00 0.00 835.00
1923 0.00 0.00 0.00 6.00 26.00 134.50 379.50 237.50 126.50 10.00 0.00 0.00 920.00
1924 0.00 0.00 0.00 0.00 39.00 75.52 a 285.00 188.00 107.00 1.50 0.00 0.00 696.02
1925 0.00 0.00 0.00 0.00 66.50 202.00 336.50 269.00 104.50 0.00 0.00 a 0.00 978.50
1926 0.00 0.00 0.00 62.50 37.00 163.50 404.50 243.50 7.50 24.00 1.00 0.00 943.50
1927 0.00 0.00 0.00 14.50 16.00 132.50 242.50 187.50 25.00 23.50 0.00 0.00 641.50
1928 0.00 0.00 1.00 1.50 125.50 44.50 265.00 182.90 a 75.00 0.00 0.00 0.00 695.40
1929 0.00 0.00 0.00 1.00 53.00 116.00 370.50 411.50 69.50 36.68 a 0.00 0.00 1058.18
1930 0.00 0.00 0.00 7.50 31.00 164.50 394.00 406.50 142.00 12.00 3.00 0.00 1160.50
1931 0.50 0.00 0.00 9.00 107.00 246.00 375.50 383.50 108.50 27.00 2.50 0.00 1259.50
1932 0.00 1.00 0.00 14.00 65.00 235.50 384.50 335.00 135.50 32.50 0.00 0.00 1203.00
1933 0.00 0.00 0.00 6.00 51.00 285.00 415.00 334.50 86.50 42.00 9.00 0.00 1229.00
1934 0.00 c 0.00 a 0.00 f 33.50 178.00 172.50 b 427.36 c 382.00 125.19 d 99.50 9.00 f 0.00 1418.05
1935 3.50 0.50 0.00 0.00 h 36.50 145.50 422.00 304.00 120.50 37.09 c 0.00 b 0.00 1069.59
1936 0.00 c 0.00 0.00 31.00 182.00 296.50 567.50 369.00 120.00 55.50 3.50 0.00 1625.00
1937 0.00 0.00 0.00 10.50 60.50 237.93 a 468.50 283.50 45.00 56.50 0.00 g 0.00 b 1162.43
1938 0.00 0.00 0.00 5.00 76.50 204.50 230.00 n 225.00 g 295.50 28.50 0.00 0.00 610.00
1939 0.00 0.00 18.00 27.00 97.50 81.00 470.54 c 411.00 169.50 6.00 0.50 8.50 1289.54
1940 0.00 0.00 0.00 1.00 114.50 288.00 433.50 379.00 201.50 68.00 0.00 0.00 1485.50
1941 0.00 0.50 0.00 2.50 72.00 192.50 445.37 a 297.00 28.50 4.00 0.00 0.00 1042.37
1942 0.00 0.00 0.00 13.00 54.50 92.50 374.00 326.50 121.50 80.50 0.00 0.00 1062.50
1943 0.00 0.00 0.00 16.00 42.50 63.00 389.00 323.50 153.00 90.50 0.00 0.00 1077.50
1944 0.00 0.00 0.00 7.00 109.50 152.00 368.00 229.00 162.00 111.00 0.00 0.00 1138.50
1945 0.00 0.00 0.00 0.00 38.50 130.00 418.50 374.00 122.50 109.50 0.00 0.00 1193.00
1946 0.00 0.00 0.00 24.50 27.50 133.00 406.00 330.50 122.50 2.50 0.00 0.00 1046.50
1947 0.00 0.00 0.00 20.00 35.00 113.50 474.00 284.00 126.00 35.00 3.50 0.00 1091.00
1948 0.00 0.00 0.00 6.50 68.50 197.00 275.50 289.00 170.00 51.50 0.00 0.00 1058.00
1949 0.00 0.00 0.00 30.00 139.00 186.50 348.00 391.00 161.00 0.50 28.00 0.00 1284.00
1950 0.00 0.00 0.00 0.00 39.50 154.00 312.00 292.50 182.50 19.00 5.00 0.00 1004.50
1951 0.00 0.00 c 0.00 a 0.00 53.00 74.00 349.50 228.00 68.50 32.50 0.00 0.00 805.50
1952 0.00 0.00 0.00 48.50 43.50 118.50 295.50 311.00 203.00 47.00 1.50 1.50 1070.00
1953 0.00 0.00 0.00 0.00 36.00 96.50 353.50 339.00 166.50 91.50 0.00 0.00 1083.00
1954 0.00 a 0.00 0.00 0.00 57.50 93.50 378.50 272.50 95.50 23.00 7.50 0.00 928.00
1955 0.00 0.00 0.00 a 0.00 18.00 151.00 333.50 350.50 110.00 30.50 0.00 0.00 993.50
1956 0.00 0.00 0.00 1.00 104.88 a 201.00 345.00 283.00 153.50 27.00 6.00 0.00 a 1121.38
1957 0.00 0.00 0.00 21.50 80.60 a 151.07 b 396.80 a 257.00 189.31 a 28.00 0.00 c 0.00 1124.28
1958 0.00 0.00 0.00 2.50 203.50 171.00 324.00 445.50 137.00 28.50 10.50 0.00 1322.50
1959 0.00 0.00 0.00 a 8.50 5.50 197.50 415.00 272.50 93.10 a 19.00 0.00 0.00 1011.10
1960 0.00 0.00 0.00 10.00 56.50 162.00 543.00 312.50 176.50 66.00 0.00 0.00 1326.50
1961 0.00 0.00 0.00 0.00 95.50 390.50 428.50 541.50 42.00 69.00 3.50 0.00 1570.50
1962 0.00 2.50 0.00 39.50 9.50 214.50 314.50 342.00 152.00 72.00 16.50 0.00 1163.00
1963 0.00 a 0.50 0.00 16.00 59.00 189.50 376.00 386.50 299.00 102.00 0.00 0.00 1428.50
1964 0.00 0.00 0.00 0.50 59.50 190.00 459.00 224.00 38.00 68.00 0.00 0.00 1039.00
1965 0.00 a 0.00 0.00 9.50 52.00 133.00 398.00 371.50 22.00 112.00 7.50 0.00 1105.50
1966 0.00 0.00 8.00 0.00 135.00 118.50 382.50 247.50 250.00 55.00 0.00 0.00 1196.50
1967 0.00 0.00 0.00 0.00 69.00 154.00 404.50 445.50 329.00 36.00 0.00 0.00 1438.00
1968 0.00 0.00 2.00 29.50 34.50 166.50 376.50 262.50 180.00 32.50 0.00 0.00 1084.00
1969 0.00 0.00 0.00 18.00 104.50 177.00 310.00 419.00 183.50 12.00 2.50 0.00 1226.50
1970 0.00 0.00 0.00 0.00 82.50 355.50 463.00 425.00 147.00 44.50 0.00 0.00 1517.50
1971 0.00 0.00 0.00 0.00 58.00 150.00 336.50 579.00 132.50 105.73 c 0.00 0.00 1361.73
1972 0.00 0.00 0.00 2.50 77.00 203.00 284.54 c 414.50 48.50 46.00 0.00 0.00 1076.04
1973 0.50 0.00 0.00 0.00 128.00 226.50 440.00 0.00 z 225.50 34.00 0.00 0.00 1054.50
1974 0.00 d 0.00 0.00 9.00 37.00 335.50 483.00 299.00 169.50 108.50 0.00 0.00 1441.50
1975 0.00 a 0.00 0.00 a 0.00 23.00 120.52 a 521.00 250.00 168.75 b 40.50 13.27 d 0.00 d 1137.04
1976 0.00 b 0.00 d 0.00 35.00 97.00 85.50 406.00 416.50 285.52 a 49.00 h 8.50 0.00 a 1334.02
1977 0.00 e 0.00 0.00 48.50 40.00 261.72 a 287.78 a 187.00 63.00 11.50 0.00 l 0.00 g 899.51
1978 0.00 0.00 a 1.55 a 0.00 14.50 152.00 325.50 279.00 203.33 c 69.75 a 0.00 0.00 a 1045.63
1979 0.00 0.00 0.00 0.00 40.30 a 181.55 a 346.88 b 395.00 237.50 30.00 l 0.00 0.00 1201.23
1980 0.00 z 0.00 z 0.00 61.20 e 84.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 145.20
1981 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
1982 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
1983 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
1984 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
1985 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 139.50 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 139.50
1986 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
1987 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
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 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
Period of Record Statistics
MEAN 0.07 0.08 0.86 13.13 68.60 174.62 371.62 320.77 127.51 38.90 2.60 0.14 1110.55
S.D. 0.41 0.34 3.40 19.97 47.49 74.69 77.15 81.86 70.17 30.92 5.63 0.99 214.36
SKEW 7.87 5.62 4.78 2.60 1.31 0.76 0.03 0.60 0.57 0.92 2.83 8.10 0.10
MAX 3.50 2.50 21.00 116.50 243.50 390.50 567.50 579.00 329.00 112.00 28.00 8.50 1625.00
MIN 0.00 0.00 0.00 0.00 5.50 44.50 177.00 182.90 5.50 0.00 0.00 0.00 617.50
NO YRS 76 77 76 74 75 78 78 76 77 77 75 77 60