SEATTLE MAPLE LEAF R,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(457463)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 196010
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
1941 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1942 64.00 t 55.00 71.00 72.00 77.00 a 95.00 a 98.00 95.00 a 80.00 76.00 57.00 52.00 98.00
1943 51.00 62.00 57.00 76.00 73.00 a 81.00 a 84.00 86.00 87.00 77.00 61.00 55.00 87.00
1944 54.00 o ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 54.00
1945 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1946 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1947 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1948 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1949 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1950 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
1951 51.00 56.00 a 63.00 c 74.00 d 79.00 c 92.00 b 95.00 c 86.00 b 87.00 c 82.00 58.00 a 53.00 i 95.00
1952 55.00 i 59.00 f 57.00 d 70.00 80.00 a 76.00 a 88.00 b 90.00 h 88.00 g 78.00 i 63.00 m 63.00 j 90.00
1953 54.00 i 52.00 k 63.00 i 65.00 d 86.00 73.00 88.00 83.00 c 85.00 79.00 62.00 k 54.00 i 88.00
1954 52.00 k 61.00 j 58.00 i 69.00 f 76.00 j 75.00 h 81.00 j 80.00 i 75.00 i 78.00 i 63.00 k 53.00 h 81.00
1955 49.00 j 49.00 i 60.00 h 70.00 70.00 94.00 82.00 86.00 86.00 68.00 57.00 d 51.00 94.00
1956 54.00 47.00 52.00 k 72.00 86.00 77.00 91.00 a 86.00 85.00 d 71.00 57.00 56.00 91.00
1957 49.00 54.00 b 59.00 72.00 79.00 76.00 82.00 80.00 84.00 78.00 57.00 65.00 84.00
1958 54.00 60.00 59.00 c 73.00 86.00 92.00 97.00 87.00 85.00 75.00 58.00 f 57.00 c 97.00
1959 55.00 56.00 60.00 71.00 82.00 84.00 92.00 91.00 77.00 65.00 61.00 52.00 92.00
1960 57.00 60.00 65.00 69.00 76.00 78.00 91.00 97.00 81.00 72.00 ----- z ----- z 97.00
Period of Record Statistics
MEAN 53.00 56.25 61.38 71.27 79.45 83.45 89.82 87.70 83.70 74.30 58.29 55.43 87.67
S.D. 2.77 4.68 4.78 2.87 5.34 8.30 5.62 5.21 3.30 5.25 1.89 4.79 4.04
SKEW -0.05 -0.76 1.04 -0.58 -0.22 0.28 -0.05 0.54 -0.92 -0.38 0.83 1.17 0.29
MAX 57.00 62.00 71.00 76.00 86.00 95.00 98.00 97.00 87.00 82.00 61.00 65.00 92.00
MIN 49.00 47.00 57.00 65.00 70.00 73.00 82.00 80.00 77.00 65.00 57.00 51.00 84.00
NO YRS 7 8 8 11 11 11 11 10 10 10 7 7 3