BRIDGER, MONTANA

Monthly Total Growing Degree Days

(241102)

Base Temperature = 50 F

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1900 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 61.50 v 0.00 z 0.00 z 0.00 z 0.00
1901 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
1902 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
1903 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
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 0.00 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 52.50 0.00 a 52.50
1909 0.00 a 0.00 0.00 b 2.59 a 137.36 b 445.00 658.50 697.50 a 341.79 b 65.62 a 20.50 0.00 2368.85
1910 0.00 a 0.00 40.96 c 132.32 b 192.95 b 493.89 c 635.00 430.68 c 203.79 a 82.15 a 0.00 0.00 a 2211.74
1911 0.00 0.00 2.07 a 20.50 158.62 a 439.14 a 494.50 407.65 a 219.31 a 14.00 0.00 a 0.00 b 1755.78
1912 0.00 0.00 0.00 a 20.00 c 132.50 387.00 451.64 b 427.50 103.00 29.45 a 9.44 c 0.00 a 1560.53
1913 0.00 b 0.00 0.00 c 71.67 c 162.23 a 435.00 493.50 554.90 a 266.00 40.50 0.00 c 0.00 a 2023.80
1914 0.00 0.00 0.00 22.50 b 192.20 a 330.00 611.00 473.02 b 241.50 47.00 16.07 b 0.00 1933.29
1915 0.00 0.00 a 0.00 d 161.00 143.00 198.00 398.87 a 561.62 a 167.50 87.32 a 3.75 b 0.00 1721.05
1916 0.00 0.00 a 29.00 g 0.00 z 0.00 z 265.50 631.50 515.00 223.00 23.00 10.50 0.00 a 1668.50
1917 0.00 a 0.00 a 0.00 8.50 114.50 302.07 a 649.50 469.50 271.50 79.00 4.00 1.03 a 1899.60
1918 0.00 z 0.00 b 44.00 33.00 157.50 404.00 j 578.27 e 499.00 224.50 116.50 3.50 13.00 1669.27
1919 9.00 0.00 12.50 63.50 268.00 596.00 696.00 594.50 312.50 28.00 0.00 0.00 a 2580.00
1920 0.00 0.00 3.00 f 1.50 153.50 341.38 a 610.00 564.00 314.50 99.00 11.00 0.00 2094.88
1921 0.00 f 3.00 17.00 37.50 148.00 499.50 609.84 b 591.00 193.50 97.00 1.50 4.81 b 2202.66
1922 0.00 0.00 0.00 17.50 157.50 469.50 565.00 686.50 373.00 119.35 a 0.00 0.00 a 2388.35
1923 4.00 0.00 3.50 48.10 a 0.00 z 410.17 a 704.73 a 565.50 338.50 20.00 0.00 0.00 2094.51
1924 0.00 b 0.00 0.00 6.50 123.50 267.50 578.15 a 0.00 z 316.50 7.00 0.00 0.00 z 1299.15
1925 0.00 0.00 2.67 b 34.00 187.00 389.00 717.28 b 570.29 b 342.41 a 0.00 0.00 0.00 2242.66
1926 0.00 a 0.00 0.00 118.45 a 221.13 a 423.50 647.90 a 518.50 130.00 75.00 0.00 0.00 2134.48
1927 0.00 0.00 0.00 40.50 57.35 a 427.76 a 634.50 510.50 229.50 87.32 a 0.00 0.00 1987.43
1928 0.00 0.00 a 22.50 n 36.50 269.50 226.50 627.50 589.00 257.00 20.00 0.00 z 0.00 a 2026.00
1929 0.00 0.00 z 0.00 19.00 123.48 a 382.50 683.50 699.50 206.50 169.50 0.00 0.00 2283.98
1930 0.00 0.00 0.00 80.00 122.50 412.00 682.52 a 0.00 z 0.00 z 4.50 n 2.50 0.00 1299.52
1931 0.00 0.00 11.00 54.00 w 122.00 689.00 769.50 710.00 308.50 128.00 23.08 d 0.00 2761.08
1932 0.00 2.00 3.50 64.50 148.50 407.00 539.92 a 513.00 208.00 72.33 a 11.00 0.00 1969.75
1933 0.00 9.50 3.50 13.50 167.00 583.50 771.00 556.50 257.00 98.00 0.00 0.00 2459.50
1934 0.00 0.00 14.00 94.50 425.22 a 476.00 698.61 c 622.67 b 222.50 g 130.00 0.00 a 0.00 a 2461.00
1935 0.00 0.00 7.20 c 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 7.20
1936 0.00 j 0.00 0.00 c 60.50 f 393.91 b 570.54 b 919.31 b 495.50 g 353.57 b 113.00 0.00 0.00 2350.33
1937 0.00 w 0.00 a 5.50 66.00 273.00 414.00 540.00 653.50 383.50 111.50 3.50 0.00 e 2450.50
1938 0.00 0.00 8.27 a 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 8.27
1939 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 2.50 n 19.63 a 19.63
1940 0.00 a 1.04 a 16.02 a 51.50 338.00 550.50 740.00 704.22 a 467.50 112.00 0.00 a 0.50 2981.27
1941 0.00 0.00 11.00 25.00 271.25 c 421.50 666.50 a 601.83 b 159.50 24.50 2.50 67.00 2250.58
1942 0.00 0.00 0.00 97.24 a 124.00 275.69 a 662.50 533.50 269.00 138.50 3.00 0.00 2103.43
1943 0.00 0.00 14.50 99.50 149.00 343.50 677.87 a 615.50 302.00 172.50 0.00 z 0.00 a 2374.37
1944 0.00 0.00 0.00 44.00 300.00 295.50 571.00 555.00 336.50 137.00 0.00 q 0.00 2239.00
1945 0.00 0.00 13.00 36.21 a 157.50 288.00 679.00 627.50 281.50 152.50 10.00 0.00 2245.21
1946 0.00 0.00 26.50 165.50 126.00 421.50 699.00 582.50 256.00 34.00 0.00 0.50 2311.50
1947 0.00 0.00 a 1.50 53.50 199.50 284.00 752.00 647.50 286.50 183.00 5.00 0.00 2412.50
1948 0.00 0.00 0.00 96.50 307.02 e 399.50 579.00 628.00 364.00 79.50 0.00 0.00 2453.52
1949 0.00 0.00 0.00 141.50 334.00 419.50 643.50 656.50 228.50 41.50 9.00 0.00 2474.00
1950 0.00 2.00 13.00 10.00 s 157.50 339.00 517.50 507.00 265.00 129.50 0.00 0.00 1930.50
1951 0.00 6.50 0.00 36.00 278.50 253.00 621.00 551.50 185.00 73.50 0.50 0.00 2005.50
1952 0.00 0.00 0.00 137.00 h 196.69 b 443.00 563.00 585.00 367.00 96.50 0.00 0.00 v 2251.19
1953 4.50 0.00 15.50 46.00 132.00 382.00 677.35 a 592.00 370.00 134.50 40.50 0.00 2394.35
1954 0.00 6.50 7.00 56.50 240.50 346.00 745.50 555.50 305.00 95.00 19.00 0.00 2376.50
1955 0.00 0.00 6.50 54.00 231.00 372.50 615.50 640.50 312.50 183.00 0.00 0.00 2415.50
1956 0.00 0.00 34.50 50.50 280.50 555.00 611.00 483.50 329.00 127.50 5.00 0.00 2476.50
1957 0.00 0.00 13.00 43.50 240.00 377.50 693.00 619.00 293.00 65.50 0.00 2.00 2346.50
1958 0.00 7.50 0.00 59.50 381.00 316.00 455.81 d 629.50 284.00 143.00 0.50 1.00 2277.81
1959 0.00 0.00 0.00 31.50 64.50 485.00 635.00 600.50 257.50 50.50 4.50 0.00 2129.00
1960 0.00 0.00 26.00 33.00 192.50 436.00 733.00 548.50 330.00 112.00 10.00 0.00 2421.00
1961 0.00 14.00 17.00 27.50 212.00 588.00 698.00 675.50 146.50 84.50 0.00 0.00 2463.00
1962 0.00 0.50 5.00 102.50 148.50 415.50 518.50 520.50 228.50 76.00 1.00 0.00 2016.50
1963 0.00 0.00 15.50 34.50 165.00 358.00 619.00 587.50 416.00 164.00 6.00 0.00 2365.50
1964 0.00 0.00 3.00 26.00 194.00 315.50 713.00 494.50 185.00 93.00 3.00 0.00 2027.00
1965 0.00 0.00 0.00 50.50 122.50 318.00 590.50 507.00 62.50 120.00 19.00 5.50 1795.50
1966 0.00 0.00 10.50 12.00 280.50 334.00 737.00 537.00 391.00 89.00 11.00 0.00 2402.00
1967 0.00 0.00 10.50 2.00 224.00 333.00 647.00 598.50 394.00 77.00 0.50 0.00 2286.50
1968 0.00 0.00 7.50 44.00 116.50 320.50 604.00 444.50 274.50 81.50 2.50 0.00 1895.50
1969 0.00 0.00 0.00 93.50 221.00 301.00 567.50 669.00 352.50 33.50 14.50 0.00 2252.50
1970 0.00 0.00 0.50 16.50 205.50 449.00 670.50 697.50 251.00 49.50 0.00 0.00 2340.00
1971 0.00 0.00 5.00 17.00 218.00 430.50 549.00 778.00 244.00 85.50 4.00 0.00 2331.00
1972 0.00 0.00 31.00 15.00 191.50 473.00 516.50 632.00 229.50 54.50 0.00 0.00 2143.00
1973 0.00 0.00 0.00 19.50 168.50 448.00 655.00 660.50 258.00 111.50 0.00 z 0.00 2321.00
1974 8.00 0.00 11.50 81.50 97.00 492.00 734.50 474.00 227.00 121.00 0.00 0.00 2246.50
1975 0.00 0.00 0.00 2.50 123.50 326.00 0.00 z 526.00 256.50 131.50 32.50 0.50 1399.00
1976 0.00 0.00 3.50 37.00 225.00 340.00 671.50 553.50 335.00 71.00 2.50 0.00 2239.00
1977 0.00 0.00 1.00 66.50 179.00 479.50 682.00 487.50 238.50 92.00 3.50 0.00 2229.50
1978 0.00 0.00 34.00 18.50 146.50 382.50 540.43 a 517.50 348.00 74.00 9.50 0.00 2070.93
1979 0.00 0.00 0.00 23.50 179.00 431.50 645.50 578.00 400.00 0.00 z 0.00 2.00 2259.50
1980 0.00 2.00 0.00 a 128.00 246.50 427.50 665.00 489.00 306.50 112.00 21.21 a 14.00 2411.71
1981 0.00 0.00 0.00 81.00 169.50 364.50 627.00 623.00 365.50 69.50 1.00 1.00 2302.00
1982 0.00 5.00 0.00 35.50 139.00 316.00 589.50 638.00 278.00 60.00 0.00 0.00 2061.00
1983 0.00 1.50 6.50 43.50 138.00 372.00 666.00 742.50 309.00 71.00 15.50 0.00 2365.50
1984 0.00 0.00 0.00 32.00 221.50 350.00 651.00 705.50 209.00 88.00 0.00 0.00 2257.00
1985 0.00 0.00 0.00 110.50 314.00 414.00 722.00 509.00 200.00 67.00 2.50 0.00 2339.00
1986 0.00 5.00 43.92 a 45.00 200.50 546.00 531.50 595.00 149.50 35.00 0.00 0.00 2151.42
1987 0.00 0.00 21.50 147.00 307.50 497.00 585.50 469.50 336.00 85.50 10.50 1.50 2461.50
1988 0.00 0.00 13.50 101.50 292.50 714.50 730.00 621.00 242.00 139.50 10.00 0.00 2864.50
1989 0.00 0.00 5.50 60.50 174.00 407.00 764.50 556.50 317.50 80.50 6.50 0.00 2372.50
1990 0.00 0.00 3.00 71.50 145.00 408.00 643.50 650.50 458.50 88.50 27.50 3.50 2499.50
1991 0.00 0.00 1.50 38.50 220.00 422.00 676.50 724.00 343.00 153.00 1.50 0.00 2580.00
1992 1.50 3.00 0.50 96.50 265.50 460.00 481.00 506.50 280.00 107.50 0.00 0.00 2202.00
1993 0.00 0.00 24.50 11.00 275.00 317.00 366.50 446.00 203.00 48.00 0.00 l 0.00 n 1691.00
1994 0.00 j 0.00 z 3.50 37.50 l 192.00 i 295.00 i 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50
1995 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
1996 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
1997 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 469.00 588.50 554.00 330.50 61.50 0.00 0.00 2003.50
1998 0.00 0.00 a 5.00 82.00 238.50 173.50 548.50 607.00 503.00 24.50 0.00 u 0.00 2182.00
1999 0.00 2.00 2.14 b 48.46 d 195.96 c 0.00 z 652.11 c 0.00 z 0.00 z 0.00 z 31.00 1.50 933.17
2000 0.00 0.00 a 0.00 56.00 245.00 398.50 770.00 706.00 0.00 z 38.00 0.00 0.00 a 2213.50
2001 0.00 0.00 a 0.00 57.50 228.50 382.00 675.00 632.00 342.50 38.00 6.00 0.00 2361.50
2002 0.00 0.00 0.00 26.00 148.50 384.00 717.50 443.50 311.50 19.50 0.00 0.00 2050.50
2003 0.00 0.00 z 9.00 97.50 197.00 351.50 750.50 709.00 249.00 138.00 0.00 0.00 2501.50
2004 0.00 0.00 18.00 60.50 144.50 301.50 595.00 461.50 233.00 73.50 5.00 0.00 1892.50
2005 0.00 0.00 6.00 29.50 138.50 332.50 654.50 509.50 221.00 68.50 5.00 0.00 1965.00
2006 0.00 2.00 3.00 56.00 198.00 444.50 738.00 571.00 222.50 42.50 14.50 0.00 2292.00
2007 0.00 0.00 21.50 52.50 199.00 395.50 789.00 587.50 289.00 39.50 6.00 0.00 2379.50
2008 0.00 0.00 0.00 38.50 123.50 295.50 590.00 582.00 177.50 78.00 16.50 0.00 1901.50
2009 0.00 0.00 0.00 33.50 189.50 291.00 535.50 505.50 390.50 14.00 2.50 0.00 1962.00
2010 0.00 0.00 2.00 44.50 99.00 361.00 589.50 560.50 229.50 124.50 8.00 0.00 2018.50
2011 0.00 0.00 a 0.00 k 3.00 54.00 300.50 648.00 634.43 b 326.00 106.50 2.50 0.00 2074.93
2012 0.00 0.00 18.50 99.50 137.50 440.00 761.00 580.00 323.00 59.00 13.00 0.00 2431.50
2013 0.00 0.00 1.50 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 1.50
Period of Record Statistics
MEAN 0.28 0.75 7.63 53.39 194.90 397.46 637.08 577.70 281.06 84.05 6.43 1.43 2232.92
S.D. 1.36 2.19 10.52 37.67 72.48 95.84 89.87 80.30 79.08 42.94 9.58 7.30 249.69
SKEW 5.25 3.80 1.75 0.99 0.77 0.63 -0.27 0.14 0.06 0.21 2.33 7.83 -0.03
MAX 9.00 14.00 44.00 165.50 425.22 714.50 919.31 778.00 503.00 183.00 52.50 67.00 2981.27
MIN 0.00 0.00 0.00 1.50 54.00 173.50 366.50 407.65 62.50 0.00 0.00 0.00 1560.53
NO YRS 96 98 97 92 95 96 97 94 94 95 93 97 71