MASON DAM, OREGON

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(355258)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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
1969 ----- z ----- z 65.00 74.00 82.00 90.00 93.00 98.00 92.00 72.00 61.00 50.00 98.00
1970 46.00 64.00 56.00 68.00 83.00 94.00 93.00 96.00 83.00 83.00 60.00 44.00 96.00
1971 59.00 a 59.00 55.00 67.00 84.00 86.00 94.00 94.00 85.00 80.00 55.00 43.00 94.00
1972 46.00 55.00 70.00 66.00 86.00 88.00 94.00 97.00 84.00 75.00 53.00 46.00 97.00
1973 45.00 50.00 60.00 73.00 86.00 90.00 93.00 e 94.00 88.00 75.00 52.00 48.00 94.00
1974 53.00 48.00 59.00 67.00 77.00 94.00 95.00 93.00 h 88.00 b 80.00 56.00 45.00 95.00
1975 50.00 47.00 52.00 63.00 82.00 82.00 96.00 89.00 88.00 79.00 63.00 51.00 96.00
1976 47.00 50.00 58.00 68.00 81.00 92.00 92.00 87.00 90.00 79.00 61.00 d 44.00 92.00
1977 45.00 57.00 60.00 b 83.00 85.00 92.00 90.00 96.00 87.00 74.00 57.00 49.00 a 96.00
1978 44.00 51.00 73.00 71.00 72.00 d 84.00 95.00 96.00 88.00 76.00 63.00 44.00 96.00
1979 37.00 47.00 62.00 a 68.00 d 84.00 f 91.00 94.00 a 94.00 87.00 82.00 a 54.00 a 48.00 j 94.00
1980 49.00 a 55.00 a 58.00 a 76.00 a 82.00 84.00 a 98.00 c 89.00 a 88.00 a 83.00 58.00 h 48.00 98.00
1981 52.00 51.00 60.00 b 80.00 78.00 87.00 95.00 93.00 90.00 b 67.00 60.00 49.00 95.00
1982 44.00 53.00 56.00 71.00 80.00 85.00 90.00 92.00 83.00 71.00 51.00 45.00 92.00
1983 49.00 a 54.00 60.00 64.00 91.00 81.00 92.00 95.00 83.00 70.00 59.00 42.00 95.00
1984 45.00 41.00 57.00 71.00 88.00 91.00 91.00 94.00 88.00 78.00 54.00 39.00 94.00
1985 39.00 46.00 58.00 79.00 82.00 88.00 96.00 89.00 80.00 70.00 61.00 40.00 96.00
1986 48.00 58.00 70.00 79.00 91.00 91.00 91.00 94.00 a 86.00 74.00 61.00 42.00 94.00
1987 44.00 51.00 58.00 85.00 85.00 93.00 95.00 93.00 94.00 85.00 63.00 50.00 95.00
1988 42.00 57.00 66.00 79.00 84.00 93.00 95.00 96.00 94.00 83.00 65.00 42.00 96.00
1989 41.00 47.00 57.00 74.00 81.00 85.00 92.00 90.00 81.00 72.00 63.00 45.00 92.00
1990 49.00 53.00 71.00 76.00 82.00 90.00 95.00 98.00 88.00 78.00 57.00 47.00 98.00
1991 45.00 57.00 65.00 68.00 74.00 85.00 97.00 94.00 88.00 82.00 50.00 46.00 97.00
1992 46.00 61.00 67.00 77.00 85.00 95.00 93.00 97.00 86.00 84.00 48.00 40.00 97.00
1993 39.00 46.00 56.00 63.00 87.00 88.00 90.00 88.00 90.00 82.00 57.00 48.00 90.00
1994 45.00 48.00 70.00 80.00 84.00 90.00 97.00 97.00 87.00 73.00 56.00 43.00 97.00
1995 43.00 58.00 60.00 68.00 82.00 86.00 93.00 89.00 91.00 69.00 52.00 54.00 93.00
1996 44.00 56.00 61.00 77.00 75.00 88.00 96.00 96.00 88.00 85.00 57.00 48.00 96.00
1997 50.00 a 51.00 67.00 73.00 83.00 80.00 90.00 93.00 87.00 80.00 61.00 40.00 a 93.00
1998 44.00 48.00 61.00 76.00 78.00 83.00 96.00 96.00 95.00 75.00 53.00 46.00 96.00
1999 45.00 45.00 62.00 74.00 c 86.00 85.00 97.00 93.00 a 85.00 77.00 64.00 42.00 97.00
2000 44.00 49.00 62.00 73.00 83.00 88.00 a 95.00 97.00 91.00 75.00 50.00 41.00 i 97.00
2001 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2002 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2003 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2004 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2005 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2006 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2007 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2008 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2009 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2010 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 9999.00
2011 46.00 b 51.00 a 50.00 64.00 78.00 c 72.00 z 94.00 v 94.00 90.00 84.00 50.00 44.00 94.00
2012 45.00 a 49.00 63.00 82.00 b 83.00 85.00 94.00 95.00 86.00 a 86.00 64.00 i 47.00 95.00
2013 44.00 51.00 67.00 69.00 z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 69.00
Period of Record Statistics
MEAN 45.71 51.88 61.49 72.85 82.42 88.00 93.85 93.73 87.62 77.59 57.09 45.34 94.96
S.D. 4.19 5.10 5.53 6.06 4.33 3.98 2.27 3.06 3.50 5.26 4.85 3.60 1.97
SKEW 0.75 0.30 0.25 0.09 -0.33 -0.11 -0.21 -0.67 0.01 -0.18 -0.15 0.22 -0.78
MAX 59.00 64.00 73.00 85.00 91.00 95.00 98.00 98.00 95.00 86.00 65.00 54.00 98.00
MIN 37.00 41.00 50.00 63.00 72.00 80.00 90.00 87.00 80.00 67.00 48.00 39.00 90.00
NO YRS 34 34 35 34 33 33 33 33 34 34 32 32 27