CLARKSTON HEIGHTS, WASHINGTON

Monthly Average Maximum Temperature (Degrees Fahrenheit)

(451474)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 195912
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
1937 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 51.80 43.65 47.72
1938 42.52 45.11 53.87 64.40 73.42 82.47 91.74 89.23 86.73 63.42 45.70 41.90 65.04
1939 46.03 43.50 55.52 68.17 77.77 78.80 93.52 93.90 82.33 63.97 52.47 47.03 66.92
1940 41.10 48.86 58.10 64.40 77.74 88.03 91.84 91.65 77.53 63.58 43.43 42.58 65.74
1941 43.00 50.29 61.29 67.20 71.48 76.53 93.16 86.19 69.80 59.94 50.67 43.45 64.42
1942 32.52 45.04 56.06 67.87 68.52 75.00 92.45 94.00 82.17 66.55 47.59 a 42.77 64.21
1943 33.55 48.29 52.03 66.27 67.45 74.40 91.03 87.16 84.77 65.13 47.21 a 38.68 63.00
1944 43.61 43.41 51.52 63.90 74.55 80.10 92.48 88.87 82.73 68.90 48.37 36.29 64.56
1945 42.42 48.43 51.65 60.77 72.84 77.93 93.87 91.35 73.60 67.14 b 47.50 38.61 63.84
1946 43.39 46.96 55.26 66.33 75.03 75.90 88.94 89.71 74.53 58.23 47.07 42.48 63.65
1947 36.42 49.25 59.48 64.97 78.81 76.73 90.32 86.94 76.77 61.48 46.13 43.48 64.23
1948 ----- z ----- z ----- z ----- z ----- z ----- z 83.81 83.61 77.10 62.39 47.77 35.58 65.04
1949 23.74 42.18 54.74 69.60 76.90 82.17 89.52 90.42 79.20 58.03 53.13 41.74 63.45
1950 25.77 42.57 50.16 60.97 71.23 77.33 88.68 89.97 79.30 62.13 49.83 46.29 62.02
1951 40.32 46.43 50.32 67.77 74.06 78.50 92.71 88.23 79.53 59.06 47.07 37.58 63.47
1952 36.52 46.55 52.87 a 69.47 73.94 78.53 89.90 88.45 81.57 68.94 44.23 42.16 64.43
1953 50.32 49.75 56.16 62.27 69.65 73.60 90.48 87.74 83.10 66.13 52.23 46.16 65.63
1954 40.00 49.86 52.68 62.10 75.00 74.83 89.13 82.39 76.47 62.06 53.13 41.90 63.30
1955 38.94 43.96 46.90 a 57.20 67.52 82.80 85.29 89.94 76.93 61.58 40.67 38.42 60.85
1956 39.39 37.55 52.32 67.73 74.06 77.80 90.55 86.39 77.60 58.81 44.43 44.19 62.57
1957 26.23 43.82 53.61 63.20 74.00 80.20 87.52 85.35 81.80 59.23 46.73 47.16 62.40
1958 44.19 52.50 52.16 60.43 81.03 83.50 91.71 92.23 75.87 64.48 48.30 44.55 65.91
1959 43.10 43.46 54.32 64.77 69.19 81.13 92.32 84.03 71.27 61.23 45.33 42.03 62.68
Period of Record Statistics
MEAN 38.72 46.08 53.86 64.75 73.53 78.87 90.50 88.53 78.67 62.84 47.86 42.12 63.92
S.D. 6.94 3.52 3.29 3.30 3.74 3.57 2.57 3.14 4.28 3.32 3.28 3.27 1.45
SKEW -0.80 -0.33 0.32 -0.43 0.03 0.68 -1.05 -0.11 -0.19 0.30 -0.02 -0.38 0.04
MAX 50.32 52.50 61.29 69.60 81.03 88.03 93.87 94.00 86.73 68.94 53.13 47.16 66.92
MIN 23.74 37.55 46.90 57.20 67.45 73.60 83.81 82.39 69.80 58.03 40.67 35.58 60.85
NO YRS 21 21 21 21 21 21 22 22 22 22 23 23 21