THIEF RIVER FALLS 2,

Monthly Extreme Maximum Temperature (Degrees Fahrenheit)

(218247)

File last updated on Apr 6, 2013
*** Note *** Provisional Data *** After Year/Month 201303
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
1972 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 45.00 29.00 45.00
1973 40.00 38.00 57.00 76.00 80.00 92.00 90.00 d 90.00 77.00 b 72.00 a 51.00 31.00 c 92.00
1974 28.00 46.00 38.00 75.00 b 75.00 87.00 92.00 b ----- z ----- z ----- z 58.00 41.00 92.00
1975 ----- z ----- z 45.00 h 60.00 83.00 a 85.00 98.00 h ----- z ----- z ----- z ----- z ----- z 98.00
1976 ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 46.00 i 38.00 a 46.00
1977 29.00 b 40.00 57.00 83.00 a 91.00 b 87.00 95.00 86.00 a 76.00 69.00 54.00 36.00 b 95.00
1978 27.00 30.00 47.00 a 73.00 89.00 90.00 92.00 97.00 c 97.00 73.00 68.00 32.00 97.00
1979 22.00 29.00 a 42.00 64.00 87.00 89.00 a 91.00 88.00 b 91.00 71.00 47.00 43.00 91.00
1980 34.00 b 30.00 48.00 98.00 97.00 93.00 96.00 91.00 88.00 81.00 56.00 d 37.00 b 98.00
1981 41.00 c 46.00 d 63.00 a 75.00 b 84.00 a 80.00 93.00 c 91.00 a 84.00 c 64.00 a 59.00 c 33.00 d 93.00
1982 32.00 39.00 42.00 83.00 83.00 82.00 91.00 91.00 86.00 66.00 43.00 k 53.00 91.00
1983 36.00 42.00 50.00 a 73.00 79.00 92.00 97.00 100.00 94.00 66.00 59.00 24.00 100.00
1984 37.00 42.00 51.00 69.00 89.00 86.00 93.00 99.00 84.00 75.00 52.00 39.00 i 99.00
1985 32.00 n 42.00 a 54.00 82.00 88.00 83.00 91.00 86.00 a 79.00 62.00 53.00 d 31.00 a 91.00
1986 38.00 42.00 62.00 70.00 92.00 91.00 91.00 89.00 77.00 67.00 48.00 34.00 92.00
1987 38.00 41.00 51.00 85.00 93.00 98.00 95.00 92.00 83.00 77.00 ----- z 37.00 98.00
1988 34.00 40.00 a 49.00 78.00 92.00 98.00 104.00 98.00 84.00 80.00 ----- z ----- z 104.00
1989 34.00 b 33.00 47.00 73.00 87.00 91.00 96.00 101.00 89.00 81.00 50.00 35.00 101.00
1990 44.00 42.00 60.00 88.00 87.00 90.00 96.00 95.00 92.00 78.00 69.00 48.00 96.00
1991 35.00 45.00 55.00 82.00 90.00 91.00 94.00 98.00 89.00 65.00 42.00 38.00 98.00
1992 40.00 42.00 51.00 83.00 89.00 87.00 83.00 93.00 79.00 86.00 38.00 35.00 93.00
1993 41.00 36.00 ----- z 68.00 90.00 88.00 87.00 92.00 76.00 77.00 43.00 34.00 92.00
1994 20.00 45.00 53.00 83.00 89.00 85.00 85.00 88.00 88.00 69.00 53.00 43.00 89.00
1995 34.00 39.00 55.00 b 59.00 86.00 99.00 92.00 90.00 89.00 a 78.00 ----- z 32.00 99.00
1996 37.00 41.00 49.00 61.00 78.00 95.00 90.00 93.00 84.00 j 76.00 54.00 a 31.00 95.00
1997 33.00 36.00 50.00 69.00 a 85.00 90.00 91.00 k 88.00 j 84.00 80.00 40.00 j 39.00 k 91.00
1998 27.00 45.00 a 61.00 82.00 84.00 84.00 89.00 k 89.00 i 91.00 73.00 50.00 38.00 a 91.00
1999 37.00 b 45.00 60.00 78.00 89.00 88.00 93.00 87.00 82.00 71.00 69.00 47.00 93.00
2000 ----- z 54.00 67.00 ----- z 85.00 89.00 ----- z ----- z 87.00 75.00 60.00 33.00 e 89.00
2001 37.00 28.00 a 44.00 79.00 ----- z ----- z 89.00 94.00 a 91.00 75.00 64.00 43.00 94.00
2002 42.00 ----- z 51.00 80.00 86.00 d 92.00 89.00 84.00 a 90.00 66.00 a 55.00 44.00 c 92.00
2003 41.00 32.00 65.00 85.00 82.00 83.00 ----- z 100.00 90.00 a ----- z 44.00 42.00 a 100.00
2004 27.00 43.00 d 53.00 b 80.00 a 75.00 a 82.00 a 89.00 b 83.00 89.00 79.00 a 53.00 39.00 89.00
2005 29.00 ----- z ----- z 85.00 82.00 ----- z 91.00 ----- z ----- z ----- z ----- z 35.00 91.00
2006 43.00 30.00 g 49.00 ----- z ----- z ----- z ----- z ----- z ----- z ----- z 58.00 k ----- z 58.00
2007 41.00 i 35.00 g 62.00 h 80.00 h 84.00 o 87.00 v 93.00 l 87.00 i 91.00 k ----- z ----- z ----- z 93.00
2008 39.00 k 28.00 l 43.00 i 65.00 i 81.00 i 83.00 i 85.00 h ----- z ----- z ----- z ----- z 25.00 z 85.00
2009 ----- z ----- z ----- z ----- z 77.00 m 87.00 m ----- z ----- z ----- z 57.00 j 58.00 k 31.00 l 87.00
2010 31.00 k 35.00 64.00 h 74.00 81.00 m 79.00 p 90.00 f 89.00 p 74.00 g 80.00 j 63.00 m 30.00 m 90.00
2011 30.00 j 42.00 r 46.00 p 71.00 l 75.00 r 91.00 k 90.00 p 87.00 n 87.00 r 87.00 p 55.00 u 46.00 q 91.00
2012 43.00 x 39.00 t 68.00 x 69.00 j 84.00 x 90.00 o 94.00 p 95.00 j 88.00 a 83.00 f 51.00 c 46.00 l 95.00
2013 45.00 k 33.00 f 43.00 k ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z ----- z 45.00
Period of Record Statistics
MEAN 34.57 39.60 52.70 76.66 86.00 88.90 92.04 92.15 86.00 73.29 53.52 37.20 95.00
S.D. 6.17 5.99 7.07 8.72 5.17 4.87 4.10 5.15 5.60 6.15 8.06 6.26 4.00
SKEW -0.58 -0.19 0.12 -0.17 -0.35 0.27 0.43 0.12 -0.33 -0.05 0.29 0.45 0.10
MAX 44.00 54.00 67.00 98.00 97.00 99.00 104.00 101.00 97.00 86.00 69.00 53.00 101.00
MIN 20.00 28.00 38.00 59.00 75.00 80.00 83.00 83.00 76.00 62.00 38.00 24.00 89.00
NO YRS 30 30 30 32 31 30 27 26 29 28 27 30 10