UMATILLA, OREGON

Monthly Average 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 62.19 68.10 a 73.34 75.60 65.03 56.33 a 43.77 34.13 a 59.81
1903 37.59 b 35.05 46.29 52.19 a 62.21 72.90 74.35 74.55 a 64.00 53.92 42.70 34.42 54.18
1904 37.27 39.55 44.31 57.58 61.90 69.35 76.13 77.10 b 67.28 55.53 45.47 37.68 55.76
1905 34.76 36.67 b 50.73 57.50 60.89 70.10 80.48 76.73 68.15 49.90 40.07 35.06 d 55.09
1906 37.32 41.46 43.66 58.63 ----- z ----- z 86.65 d 78.08 68.63 57.90 a 41.20 j ----- z 59.04
1907 25.81 38.18 46.79 54.50 64.24 b 68.92 77.12 b ----- z 65.59 c 61.29 44.83 39.06 53.30
1908 38.43 a 41.29 47.21 e 52.77 s 58.98 69.22 79.27 a 75.50 a 66.28 53.68 44.17 34.31 55.30
1909 23.87 43.12 49.05 53.47 61.55 a 68.83 a 71.24 d 70.90 67.57 61.10 z 46.56 n 32.14 x 56.62
1910 31.69 d 33.68 52.10 59.12 65.47 67.75 77.34 71.00 63.03 55.97 43.58 38.26 54.91
1911 34.81 35.82 49.06 53.58 58.98 70.37 78.34 73.90 62.28 51.74 42.18 36.18 53.94
1912 32.16 i 41.79 44.74 55.23 63.00 70.17 74.06 70.79 61.67 51.44 44.08 36.77 55.80
1913 31.40 31.02 44.69 55.85 61.87 70.88 76.58 75.84 65.00 51.42 46.27 32.37 53.60
1914 40.47 38.09 50.11 55.65 65.76 69.72 80.37 76.97 63.35 54.58 43.52 27.44 55.50
1915 31.18 43.18 51.85 60.40 63.69 71.28 77.05 81.71 65.75 56.97 43.02 a 34.85 56.74
1916 17.43 a 31.50 46.66 52.88 55.37 65.08 69.77 73.58 64.37 50.15 36.20 31.26 49.52
1917 32.92 37.20 42.15 52.60 61.16 69.03 80.26 77.69 67.03 55.74 44.52 44.47 55.40
1918 40.42 37.12 47.92 54.95 60.45 76.32 78.27 73.66 70.03 56.73 42.15 37.85 56.32
1919 32.76 38.95 47.63 55.62 63.48 68.63 79.24 77.23 63.95 50.24 41.00 19.73 53.20
1920 30.40 37.22 46.73 51.73 59.97 68.70 80.16 76.40 65.62 53.23 40.57 38.10 54.07
1921 37.26 40.98 47.90 52.58 62.53 71.78 74.66 74.82 61.33 54.94 40.92 32.15 54.32
1922 21.66 33.55 43.95 51.15 60.15 74.53 78.06 75.03 67.20 55.45 39.13 29.40 a 52.44
1923 39.66 31.38 46.65 56.30 62.76 68.82 77.56 76.52 66.97 52.65 43.73 36.39 54.95
1924 28.94 43.43 45.60 a 55.02 67.89 71.60 77.18 74.23 65.88 a 55.10 42.43 26.44 54.48
1925 39.29 45.88 48.98 58.45 65.11 71.92 78.66 73.94 65.00 53.85 a 41.50 41.00 56.96
1926 37.92 45.89 50.13 60.20 62.29 73.30 79.39 74.18 60.62 54.31 42.50 33.79 56.21
1927 29.58 42.77 44.74 52.27 59.10 69.60 76.06 74.35 62.62 52.56 46.67 a 33.62 c 53.66
1928 30.37 37.86 48.29 52.15 65.11 69.53 78.82 73.79 64.07 52.63 41.87 ----- z 55.86
1929 ----- z ----- z 47.10 b 51.17 a 62.65 a 66.31 a 74.37 a 76.30 a 62.80 b 58.64 x ----- z ----- z 62.96
1930 ----- z ----- z 47.79 55.47 61.61 68.42 d 79.18 77.90 66.62 51.03 40.50 b 34.71 58.32
1931 37.40 39.77 46.16 55.05 67.06 69.92 78.56 76.48 65.62 52.77 38.52 28.53 b 54.65
1932 33.06 34.88 47.50 56.43 62.03 72.10 71.85 71.94 63.23 51.94 e 45.58 32.67 b 53.60
1933 38.03 31.64 46.87 55.42 58.79 68.83 75.77 74.62 b 62.22 57.00 44.67 43.89 54.81
1934 42.13 45.36 55.00 ----- z 66.23 70.35 75.92 75.66 63.87 55.03 45.18 39.58 57.66
1935 32.66 38.84 43.37 51.20 61.87 68.93 75.65 72.77 67.35 50.44 35.73 33.60 52.70
1936 37.79 23.12 45.32 58.02 65.76 70.65 76.37 74.40 62.60 53.87 32.88 37.18 53.16
1937 15.84 32.34 47.48 52.72 61.76 68.60 78.00 71.23 66.17 55.79 45.55 38.74 52.85
1938 36.40 36.82 45.74 54.02 61.34 70.73 79.00 72.18 70.40 53.95 39.72 36.81 54.76
1939 39.29 37.64 47.97 55.93 63.52 67.10 76.48 75.63 66.07 53.90 40.67 40.55 55.40
1940 32.53 41.86 49.92 54.67 64.02 72.33 75.89 73.25 m 67.85 56.52 36.92 34.50 53.36
1941 34.06 39.25 48.68 54.87 60.89 67.55 79.53 73.73 61.83 52.98 44.07 38.21 54.64
1942 24.98 38.48 44.37 54.75 59.79 65.22 75.19 74.71 64.00 54.32 40.88 37.52 52.85
1943 26.34 38.38 42.08 53.73 56.35 62.62 71.97 69.56 65.07 52.58 41.25 33.39 51.11
1944 31.63 37.57 42.98 52.73 60.92 66.63 74.15 70.81 66.28 56.13 40.72 32.89 52.79
1945 37.79 41.50 44.44 50.75 61.40 66.42 75.02 73.27 61.67 54.15 41.67 32.98 53.42
1946 36.32 40.35 a 45.58 52.92 61.95 65.45 72.61 72.47 62.37 48.84 37.62 36.00 52.71
1947 29.42 38.95 48.24 55.27 65.37 66.12 72.76 70.32 64.72 64.00 z 43.03 37.26 53.77
1948 ----- z ----- z ----- z ----- z ----- z ----- z 70.47 b 69.39 61.53 a 49.39 42.40 a 31.79 54.16
1949 17.77 35.05 45.65 55.93 63.95 a 65.03 71.94 72.35 64.75 47.58 44.62 37.69 51.86
1950 17.10 29.98 43.53 51.33 59.33 a 66.13 74.44 73.15 64.38 51.69 42.57 39.03 51.06
1951 35.40 36.57 a 41.50 53.40 60.27 67.00 75.76 73.05 64.25 53.37 40.87 32.29 52.81
1952 28.24 39.43 44.68 54.90 62.68 66.60 75.15 73.10 65.92 56.84 34.48 36.37 53.20
1953 44.61 41.84 48.42 g 52.57 59.06 63.47 74.03 73.29 66.93 54.24 44.92 41.19 56.01
1954 32.87 40.64 41.61 51.27 61.26 64.53 70.39 69.50 63.78 50.05 45.92 33.02 52.07
1955 34.03 37.12 40.21 48.47 58.18 68.77 71.26 72.11 64.53 53.35 36.24 a 33.60 51.49
1956 34.34 29.02 45.71 55.30 63.32 a 66.57 76.13 72.89 66.13 52.68 38.68 36.90 53.14
1957 18.79 36.16 45.40 53.42 63.77 69.23 71.50 69.23 65.33 51.74 40.57 a 40.66 52.15
1958 37.73 45.88 43.85 51.55 65.71 71.27 78.06 77.37 64.77 53.27 43.00 37.15 55.80
1959 35.61 38.91 47.08 54.10 58.45 68.92 75.95 70.97 a 63.12 52.81 37.12 33.71 53.06
1960 25.00 38.71 44.53 53.27 59.21 69.18 79.39 72.67 a 65.02 53.53 43.40 32.11 53.00
1961 35.97 45.52 47.55 53.60 60.56 72.87 78.06 78.92 62.02 51.00 35.95 36.26 54.86
1962 32.91 b 38.36 43.21 56.05 57.42 67.62 74.63 70.98 65.17 52.50 44.78 38.56 53.52
1963 27.77 38.82 45.97 51.55 61.24 69.08 71.26 73.31 67.47 55.87 44.98 33.45 53.40
1964 38.87 39.52 43.87 51.98 58.79 67.02 73.68 68.74 61.08 50.79 40.78 32.44 52.30
1965 36.95 42.27 42.61 55.92 60.39 68.45 75.47 73.63 59.42 f 55.34 f ----- z ----- z 56.96
Period of Record Statistics
MEAN 32.59 38.22 46.25 54.32 61.82 68.91 76.04 73.91 64.84 53.50 41.72 35.25 53.76
S.D. 6.65 4.49 2.82 2.46 2.60 2.62 3.14 2.66 2.19 2.50 3.16 4.17 1.57
SKEW -0.88 -0.69 0.44 0.37 0.05 0.16 0.25 0.23 0.21 0.22 -0.76 -0.76 -0.14
MAX 44.61 45.89 55.00 60.40 67.89 76.32 86.65 81.71 70.40 61.29 46.67 44.47 56.96
MIN 15.84 23.12 40.21 48.47 55.37 62.62 69.77 68.74 60.62 47.58 32.88 19.73 49.52
NO YRS 59 60 61 60 62 62 64 62 63 60 60 59 49