UMATILLA, OREGON

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(358734)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196510
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) JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANN
1892 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1893 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1894 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1895 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1896 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1897 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1898 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1899 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1900 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1901 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1902 ----- z ----- z ----- z ----- z 73.87 82.90 a 88.87 91.87 80.80 70.00 a 51.77 38.33 a 72.30
1903 43.59 b 45.82 59.16 66.62 a 77.26 87.37 89.48 89.77 a 78.03 66.61 48.67 38.87 65.94
1904 43.61 47.79 52.71 71.13 76.55 84.80 89.90 94.34 b 84.07 67.32 54.87 43.81 67.58
1905 40.23 45.29 63.19 72.83 73.87 83.93 97.84 93.10 84.00 60.77 52.27 39.93 d 67.27
1906 44.81 47.14 54.65 74.27 ----- z ----- z 104.19 94.84 84.60 70.60 a 47.67 i ----- z 71.89
1907 32.19 45.39 55.97 67.93 79.10 a 82.27 92.93 b 84.45 t 81.81 c 77.00 55.77 45.74 65.10
1908 48.87 a 54.00 59.46 e 68.91 s 74.65 85.93 96.73 a 92.10 a 82.53 66.35 54.73 40.00 68.67
1909 31.65 52.43 62.90 68.03 76.23 a 83.63 85.96 d 88.61 82.97 73.00 x 54.69 n 34.96 g 70.27
1910 38.59 b 41.18 65.19 73.20 80.65 81.73 94.48 87.23 76.07 70.00 50.67 43.52 66.87
1911 42.90 45.54 64.26 69.20 71.87 84.60 94.29 89.81 75.07 66.16 52.47 44.58 66.73
1912 36.86 i 49.66 55.81 67.60 76.58 83.20 87.94 84.61 76.60 64.39 52.87 44.65 67.63
1913 39.06 39.75 55.19 70.23 76.94 84.53 92.48 91.84 81.27 61.87 54.40 37.39 65.41
1914 47.71 45.61 63.97 69.47 82.77 84.70 99.74 95.06 77.73 65.90 51.97 34.00 68.22
1915 35.74 52.86 65.87 76.57 77.00 87.47 93.13 100.58 82.07 70.16 50.86 a 40.16 69.37
1916 23.97 35.83 55.19 64.47 65.97 78.13 82.48 90.39 78.93 64.32 43.80 37.13 60.05
1917 40.55 45.18 53.19 64.73 75.19 85.57 99.77 97.03 81.17 70.29 53.67 52.03 68.20
1918 47.77 45.43 60.23 70.77 75.32 94.70 95.74 89.48 86.07 67.74 50.67 43.90 68.99
1919 41.26 46.57 58.81 70.43 79.13 85.93 98.90 94.87 78.80 62.81 50.63 25.81 66.16
1920 35.29 45.83 56.74 63.67 75.71 84.40 99.00 94.48 80.17 65.06 50.00 44.48 66.24
1921 44.35 48.96 59.45 65.63 78.61 86.93 93.16 92.16 75.63 69.55 51.17 38.74 67.03
1922 29.45 41.82 55.97 64.97 76.74 92.27 96.84 91.29 84.87 69.16 44.83 36.23 65.37
1923 46.55 40.93 59.39 70.63 77.61 83.53 94.10 93.68 83.53 63.65 52.57 43.32 67.46
1924 36.61 52.31 57.37 a 71.30 86.87 88.27 94.13 91.42 82.23 67.84 48.83 34.42 67.63
1925 46.90 55.32 61.84 72.67 80.29 87.80 97.06 90.77 79.43 67.45 51.63 46.61 69.82
1926 43.16 55.96 65.35 77.00 77.55 91.03 96.52 91.06 76.17 67.77 51.03 40.61 69.44
1927 36.13 51.75 57.68 67.47 72.55 84.33 93.26 90.97 75.77 65.77 55.83 a 44.18 c 66.31
1928 35.65 48.07 60.87 66.33 84.06 84.83 96.61 92.00 81.40 66.58 50.57 ----- z 69.73
1929 ----- z ----- z 60.28 b 65.50 80.33 a 82.69 a 91.97 a 95.83 a 80.50 b 76.71 x ----- z ----- z 79.59
1930 ----- z ----- z 64.10 71.80 76.42 86.62 a 99.23 97.90 83.03 64.19 49.70 40.71 73.37
1931 44.10 50.68 58.71 70.43 85.19 84.50 98.35 96.48 83.07 68.00 48.03 35.87 68.62
1932 40.65 44.93 57.81 72.07 78.13 90.43 87.65 87.61 80.57 63.87 55.63 43.60 a 66.91
1933 49.68 42.43 59.94 72.20 71.68 82.60 92.03 90.63 a 77.27 73.06 53.67 51.55 68.06
1934 51.55 57.04 72.10 ----- z 80.81 85.23 92.52 93.87 78.70 66.42 52.10 46.13 70.59
1935 40.10 47.86 55.06 64.37 77.90 83.27 91.48 89.87 84.30 63.16 44.40 37.55 64.94
1936 43.58 32.48 56.97 71.87 79.97 84.20 91.87 90.26 79.10 70.68 44.37 45.29 65.89
1937 24.77 42.18 58.97 64.10 77.55 82.80 94.10 86.77 82.37 69.97 53.77 45.19 65.21
1938 42.23 44.14 57.77 68.40 77.26 86.57 96.48 88.87 87.60 67.19 50.53 46.16 67.77
1939 48.03 47.75 60.29 72.00 79.55 82.17 93.84 94.03 82.90 67.94 54.57 48.48 69.30
1940 38.58 50.21 63.35 67.83 81.32 89.97 90.90 91.74 82.10 69.97 45.27 42.03 67.77
1941 39.84 50.04 65.19 70.37 74.61 81.40 95.65 87.97 74.20 64.74 54.90 46.03 67.08
1942 31.29 47.96 59.55 69.33 73.03 78.57 90.94 91.13 81.97 69.52 48.00 44.32 65.47
1943 33.45 46.93 55.42 67.67 69.65 76.20 88.00 85.52 85.03 65.77 48.07 39.39 63.42
1944 38.84 47.38 57.97 67.57 77.03 81.77 91.61 88.52 84.37 72.13 48.90 37.32 66.12
1945 43.94 51.54 56.10 65.30 76.55 82.63 93.29 91.45 78.43 70.45 51.13 40.19 66.75
1946 46.65 52.54 57.84 69.00 79.23 79.53 89.58 91.16 78.13 62.13 47.77 44.61 66.51
1947 39.61 51.68 63.29 70.93 81.84 78.73 88.16 86.68 81.07 78.00 z 51.60 44.35 67.09
1948 ----- z ----- z ----- z ----- z ----- z ----- z 84.90 b 83.97 76.07 a 64.00 52.10 a 39.68 66.79
1949 28.39 44.43 56.90 71.83 78.30 a 78.47 82.94 85.58 81.53 63.29 54.83 46.77 64.44
1950 26.03 39.36 55.39 65.97 75.07 a 79.10 90.52 89.32 82.73 63.19 51.00 44.45 63.51
1951 43.10 47.00 a 54.06 72.47 76.68 83.23 93.48 90.71 82.87 66.45 51.13 40.97 66.85
1952 35.68 49.69 57.00 70.73 77.61 80.27 92.84 89.84 83.80 75.26 44.43 43.77 66.74
1953 53.16 52.93 59.45 64.23 72.03 75.47 90.77 87.90 84.23 69.29 54.97 49.32 67.81
1954 40.71 47.57 55.26 65.03 75.97 78.07 88.03 84.32 79.57 64.16 55.27 40.77 64.56
1955 40.45 48.29 51.97 59.67 70.81 83.87 84.81 89.58 80.00 65.58 44.79 a 40.42 63.35
1956 41.61 37.21 57.16 70.67 76.73 a 80.20 92.26 88.81 82.77 64.74 46.37 43.87 65.20
1957 27.42 45.36 54.52 65.93 75.26 81.83 84.84 82.29 80.17 61.71 51.90 49.84 63.42
1958 45.13 54.96 56.23 62.73 81.81 86.93 94.97 94.26 80.00 69.77 51.83 42.97 68.47
1959 43.58 47.46 60.10 68.40 72.10 83.23 93.71 87.50 a 76.20 65.74 49.07 40.84 65.66
1960 32.16 49.66 56.39 66.37 72.61 85.43 97.65 87.35 81.90 66.74 53.83 36.61 65.56
1961 41.48 54.43 58.52 66.37 73.94 88.53 94.90 95.58 77.47 64.26 47.03 43.19 67.14
1962 41.83 a 47.86 54.61 70.47 69.13 83.60 91.29 85.71 81.50 63.77 53.57 44.77 65.68
1963 36.52 45.86 59.13 62.63 75.45 83.30 86.13 89.13 82.20 68.94 53.80 38.48 65.13
1964 47.35 52.34 56.00 65.37 73.39 80.20 89.61 83.58 76.57 64.42 46.67 39.32 64.57
1965 42.61 52.57 56.77 70.13 75.13 83.17 91.81 88.03 74.67 f 69.54 e ----- z ----- z 69.97
Period of Record Statistics
MEAN 40.01 47.52 58.72 68.61 76.66 83.86 92.64 90.53 80.73 66.97 50.86 42.09 66.43
S.D. 6.67 5.00 3.81 3.52 3.85 3.73 4.43 3.72 3.03 3.31 3.32 4.58 1.87
SKEW -0.54 -0.56 0.91 -0.01 0.04 0.30 -0.12 0.14 -0.22 0.58 -0.52 -0.55 -0.68
MAX 53.16 57.04 72.10 77.00 86.87 94.70 104.19 100.58 87.60 77.00 55.83 52.03 69.82
MIN 23.97 32.48 51.97 59.67 65.97 75.47 82.48 82.29 74.20 60.77 43.80 25.81 60.05
NO YRS 59 60 62 60 62 62 64 63 63 61 60 59 51