PINE MOUNTAIN OBSERVATO, OREGON

Monthly Extreme Minimum Temperature (Degrees Fahrenheit)

(356662)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 198109
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
1968 ----- z ----- z ----- z 9.00 16.00 24.00 35.00 a 32.00 25.00 21.00 14.00 5.00 d 5.00
1969 -2.00 3.00 a 9.00 14.00 17.00 29.00 29.00 29.00 28.00 16.00 17.00 12.00 -2.00
1970 7.00 a 10.00 10.00 12.00 17.00 27.00 c 38.00 34.00 17.00 16.00 10.00 b 10.00 f 7.00
1971 0.00 e 6.00 -2.00 b 13.00 d 15.00 c 26.00 30.00 32.00 23.00 4.00 12.00 3.00 -2.00
1972 -9.00 0.00 9.00 11.00 20.00 28.00 35.00 a 28.00 a 18.00 11.00 16.00 -20.00 -20.00
1973 -5.00 10.00 12.00 10.00 22.00 24.00 30.00 34.00 25.00 19.00 7.00 16.00 -5.00
1974 -15.00 8.00 2.00 10.00 17.00 23.00 30.00 30.00 26.00 18.00 a 16.00 3.00 -15.00
1975 4.00 0.00 2.00 10.00 15.00 25.00 29.00 27.00 31.00 17.00 5.00 7.00 0.00
1976 0.00 -9.00 6.00 9.00 19.00 20.00 e ----- z 27.00 b 28.00 d 20.00 b -4.00 g 12.00 d -9.00
1977 -2.00 c 12.00 e 10.00 a 14.00 h 19.00 a 25.00 f 28.00 b 34.00 h 26.00 e 23.00 b -4.00 11.00 e -4.00
1978 10.00 c 10.00 e 11.00 c 19.00 12.00 28.00 34.00 ----- z 25.00 p 17.00 a -6.00 -18.00 -18.00
1979 -18.00 -2.00 a 8.00 16.00 21.00 28.00 h 25.00 n 37.00 e 30.00 22.00 11.00 a 8.00 k -18.00
1980 -11.00 18.00 c 10.00 c 13.00 b 20.00 h 22.00 c ----- z 34.00 p 28.00 r ----- z 12.00 n 2.00 r -11.00
1981 14.00 n 15.00 o 12.00 q 15.00 m 19.00 l 26.00 n 27.00 t 34.00 y 27.00 r ----- z ----- z ----- z 12.00
Period of Record Statistics
MEAN -3.42 5.50 7.25 12.17 17.50 25.09 31.80 31.00 25.18 17.00 8.91 3.10 -8.40
S.D. 8.58 7.38 4.35 3.04 2.84 2.81 3.39 3.37 4.45 5.20 7.84 12.40 8.68
SKEW -0.19 -0.31 -0.98 0.97 -0.19 -0.27 0.59 0.33 -0.69 -1.33 -0.90 -1.08 -0.41
MAX 10.00 18.00 12.00 19.00 22.00 29.00 38.00 37.00 31.00 23.00 17.00 16.00 0.00
MIN -18.00 -9.00 -2.00 9.00 12.00 20.00 28.00 27.00 17.00 4.00 -6.00 -20.00 -20.00
NO YRS 12 12 12 12 12 11 10 10 11 12 11 10 5