SISTERS, OR

Minimum of Minimum Temperature (Degrees Fahrenheit)

(357857)

File last updated on March 28, 2024
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)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1958-----z-----z-----z-----z-----z-----z-----z37.00u20.00 15.00 4.00 15.00 -----z
1959-11.00 3.00a17.00 13.00 17.00a30.00 26.00 30.00 24.00a15.00 8.00 7.00a-11.00d
1960-9.00 -12.00b3.00 17.00 20.00 26.00 30.00a27.00 22.00 17.00 8.00 7.00 -12.00c
19617.00 10.00a20.00e16.00a25.00 29.00 31.00 34.00b19.00c16.00a4.00 -8.00c-8.00p
1962-28.00 -5.00 11.00 17.00 21.00 25.00 27.00 28.00 26.00 18.00 8.00 2.00 -28.00
1963-16.00 18.00 10.00b13.00 25.00 28.00 30.00 30.00 32.00 13.00 11.00a-1.00 -16.00c
196411.00 12.00f15.00 11.00 14.00 27.00 29.00c28.00a22.00 16.00 -0.00b-16.00 -16.00l
196512.00 14.00 8.00a17.00 18.00 26.00 28.00 28.00 16.00 19.00 13.00 -2.00 -2.00a
19667.00 6.00 10.00 16.00 23.00 25.00 31.00 28.00 26.00c16.00 15.00 12.00 6.00c
19679.00 11.00 8.00 15.00 20.00 29.00 34.00 34.00 26.00 20.00 13.00 -6.00 -6.00
1968-12.00 7.00 13.00 9.00 20.00 27.00 32.00 32.00 25.00 14.00 12.00 4.00i-12.00i
1969-5.00 -1.00 12.00 16.00 19.00 33.00 33.00 27.00 -----z10.00 12.00 6.00 -----z
1970-9.00 14.00 13.00 14.00 20.00 31.00 34.00 32.00 17.00 12.00 10.00 -0.00 -9.00
1971-5.00 11.00b10.00 17.00 25.00 28.00 32.00 29.00 23.00 1.00 6.00 8.00 -5.00b
1972-15.00 -12.00 15.00 11.00 22.00 30.00 31.00 32.00 -----z11.00 11.00 -28.00 -----z
1973-11.00 12.00 13.00 14.00 22.00 24.00 26.00 26.00 23.00 15.00 10.00 19.00 -11.00
1974-22.00 4.00 9.00 14.00 21.00 24.00 28.00 29.00 22.00 14.00 17.00 -3.00 -22.00
1975-0.00 -2.00a8.00 13.00 11.00f26.00 29.00 29.00 25.00 20.00 6.00 -2.00 -2.00g
1976-2.00 -11.00 10.00 13.00 20.00 20.00 28.00 29.00 24.00 11.00 1.00 5.00 -11.00
1977-13.00 15.00d14.00 11.00 20.00 26.00 24.00 26.00 21.00 19.00b-13.00a-1.00 -13.00g
19789.00 13.00 15.00 14.00 24.00 28.00 33.00 30.00 23.00 15.00b-7.00e-2.00i-7.00p
1979-----z-17.00f13.00 21.00 -----z29.00d28.00 31.00a28.00b25.00f7.00f6.00c-----z
1980-20.00i-----z-----z-----z-----z28.00j33.00a26.00b19.00e13.00i16.00l-1.00j-----z
198115.00n4.00j11.00k16.00i19.00e27.00f27.00d29.00e24.00l15.00j8.00l9.00j-----z
1982-16.00n-7.00m14.00h14.00h14.00j25.00 29.00a31.00 22.00 13.00c3.00e3.00c-----z
1983-2.00a13.00f19.00 14.00e20.00j24.00e28.00a34.00a16.00a16.00e4.00b-21.00m-----z
1984-10.00l14.00i18.00d18.00 17.00a23.00 29.00e31.00i21.00c20.00d10.00a-6.00c-----z
19852.00b-22.00j17.00 16.00 17.00c23.00b32.00 26.00 15.00a6.00g-6.00e-8.00 -----z
198611.00b11.00b18.00b11.00 22.00b26.00 27.00 34.00 25.00a18.00a15.00e9.00i9.00x
1987-5.00l3.00j16.00j19.00j-----z26.00e31.00h29.00i22.00g17.00l13.00n2.00k-----z
19885.00m-4.00m13.00h15.00k21.00l28.00i27.00k29.00h24.00j17.00m13.00f-10.00f-----z
1989-3.00b-22.00b9.00e24.00 22.00 27.00 32.00 31.00a24.00a12.00c11.00b7.00e-22.00u
199011.00e-10.00b10.00b17.00 18.00 28.00a29.00 31.00 28.00 12.00d14.00e-28.00g-----z
19911.00b17.00c14.00b20.00a21.00 25.00 32.00 30.00b22.00 2.00c12.00a11.00d1.00r
19929.00a16.00 17.00 18.00 22.00 -----z25.00 25.00 24.00 15.00a9.00 -10.00a-----z
1993-9.00b-10.00 10.00b18.00a26.00a28.00a31.00a28.00c19.00b20.00c-16.00a9.00c-16.00t
199412.00a-12.00a11.00a20.00 24.00b26.00 30.00b32.00 28.00 18.00b1.00c1.00a-12.00m
19955.00a-5.00d11.00b18.00b23.00 30.00 28.00 26.00 23.00a8.00a5.00b7.00d-5.00q
1996-1.00b-0.00c-1.00b21.00 19.00 26.00 29.00 28.00 23.00 17.00 18.00 9.00b-1.00i
1997-2.00a16.00 17.00a15.00a24.00a30.00c34.00a38.00b28.00a17.00c22.00c8.00d-2.00u
19986.00d11.00e17.00 18.00a26.00a31.00 40.00c32.00d27.00 12.00b19.00a-10.00c-10.00x
19994.00e9.00d12.00c16.00c19.00b24.00c32.00 38.00b22.00d15.00e21.00b11.00b-----z
2000-1.00e12.00a15.00a19.00b21.00a20.00b29.00 28.00 18.00 19.00a5.00a6.00a-1.00o
20017.00a2.00b15.00c14.00e21.00e25.00c35.00d34.00b28.00e20.00c8.00a20.00c-----z
20029.00e14.00b13.00b17.00c17.00e27.00a32.00e30.00b28.00b-4.00d-3.00i14.00d-----z
200318.00a5.00 17.00 20.00a26.00g29.00a37.00 33.00a30.00b2.00b12.00a-2.00k-----z
2004-0.00f11.00f18.00i23.00c29.00n30.00 33.00 38.00a27.00 18.00 7.00 12.00 -----z
20057.00c9.00e16.00b18.00d29.00d27.00 36.00b32.00b25.00e19.00d16.00c-6.00e-----z
200616.00e15.00m9.00h20.00b20.00 25.00 31.00a28.00 26.00a6.00d-4.00b-2.00c-----z
2007-8.00d6.00c17.00f15.00e25.00a30.00b38.00 33.00a24.00d19.00e14.00c1.00f-----z
2008-13.00h15.00e12.00d15.00d22.00b16.00 31.00a30.00 24.00a20.00f16.00c-13.00f-----z
2009-2.00a5.00 14.00 14.00 24.00a34.00 34.00 30.00 27.00a17.00a16.00b-17.00b-17.00h
201021.00 11.00e16.00c16.00e24.00d30.00b31.00m30.00 27.00b21.00 -9.00 5.00b-----z
2011-0.00c-15.00 20.00 16.00b19.00 28.00 32.00 36.00 29.00 14.00 12.00 -2.00 -15.00e
201213.00 16.00 12.00 18.00 20.00 29.00j31.00a31.00 27.00b19.00 17.00 7.00 7.00m
2013-0.00 15.00a14.00 17.00 19.00e30.00 35.00 38.00c27.00 19.00p4.00 -28.00 -28.00y
201410.00 3.00 15.00e21.00 26.00 29.00 35.00 33.00 27.00 28.00 -15.00 -9.00 -15.00e
2015-6.00 9.00 11.00 17.00d25.00 32.00 35.00 34.00 27.00 22.00 -6.00 -5.00 -6.00d
2016-6.00 13.00 18.00 22.00 28.00 27.00 36.00 33.00 27.00 22.00 22.00 -13.00 -13.00
2017-20.00 13.00 18.00 19.00 22.00 28.00 38.00 34.00 28.00 18.00 18.00 7.00 -20.00
201815.00 -11.00 15.00 16.00 25.00a30.00 30.00 32.00 25.00 16.00 10.00 2.00f-11.00g
2019-----z5.00f-9.00f20.00i22.00o30.00e35.00 37.00 31.00 5.00 8.00 5.00a-----z
2020-1.00 10.00 10.00 18.00w-----z-----z-----z-----z-----z-----z-----z-----z-----z
2021-----z-----z-----z-----z-----z29.00i34.00a30.00c27.00a16.00 15.00b8.00 -----z
20229.00a16.00g13.00r-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2023-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
202416.00l16.00u-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN0.42 5.06 13.15 16.42 21.61 27.14 31.32 30.88 24.29 14.89 8.02 1.08 -11.07
S.D.10.74 10.29 4.08 3.19 3.12 3.24 3.42 3.31 3.80 5.80 8.97 10.45 8.37
SKEW-0.42 -0.85 -0.85 0.07 0.11 -0.77 0.22 0.45 -0.53 -1.11 -0.91 -0.79 -0.10
MAX21.00 18.00 20.00 24.00 29.00 34.00 40.00 38.00 32.00 28.00 22.00 20.00 6.00
MIN-28.00 -22.00 -1.00 9.00 14.00 16.00 24.00 25.00 15.00 -4.00 -16.00 -28.00 -28.00
YRS53 49 53 55 51 56 59 59 58 55 57 50 15