TOMAHAWK SPIRIT RESERVOIR, WI

Average of Minimum Temperature (Degrees Fahrenheit)

(478528)

File last updated on May 7, 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
1902-----z-----z-----z-----z-----z-----z-----z-----z42.17a31.00 26.46b2.59b25.56h
1903-3.00c-5.00f23.87a27.38a41.00a44.35m52.71 47.84f42.81i-----z-----z-----z28.39g
1904-----z-----z-----z-----z39.37d47.00m50.90a47.29 43.69a37.67d22.57 -11.71c32.82e
1905-----z-----z-----z-----z-----z61.18s56.42 53.71 48.50d34.35 -----z-----z48.25h
1906-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1907-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1908-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1909-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1910-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1911-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1912-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1913-----z-4.82 9.73a31.24e40.16 53.71b54.21c55.79b46.07a35.10 28.50 18.35 33.46a
191413.39h-9.15a9.48 27.78c43.60f51.24a58.57c52.78d47.00c41.17b23.95j5.46g34.86d
1915-2.50e14.38d12.68 38.87 39.68 47.28a51.90 47.20a47.10 -----z29.32b9.71 30.51a
19161.36c-0.30b5.82c26.65j42.07a48.67c61.52b55.03a44.25f34.65e20.39g2.26 27.90c
1917-6.23a-11.19b16.29 27.53 33.97a46.47 56.10 48.23e50.39b29.10 25.27d2.23 26.51
1918-6.39 -1.25 17.83a27.00 48.00 55.38f53.32 53.19 40.10 37.90 30.27 20.16 29.10a
191912.65 7.14 17.35 30.11c39.06 58.00 55.94 51.07d47.10 33.07c-----z-2.89d31.69a
1920-11.07a-2.77c-----z-----z35.81 48.80 48.68 45.26 39.47 -----z-----z-----z29.17e
1921-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1922-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1923-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1924-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1925-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1926-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1927-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1928-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1929-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1930-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1931-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1932-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1933-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1934-----z-----z-----z-----z44.90a53.97 54.77 47.77a43.92e37.74 29.21a6.52 39.85d
1935-0.23 9.07 19.43c29.93 36.84 47.27 61.03 55.13 43.03a35.84 22.24a12.87a31.04
19360.82c-9.89a18.42 25.33 45.47a47.53 57.29 54.29 50.47 32.23 19.63 14.30a29.66
1937-2.33a4.07a10.55 29.87 43.52 49.44c57.19e57.14c43.75j33.13 21.66a6.86c28.28a
19384.32 11.70a20.83a33.07 43.58 51.34a57.32 56.84 45.31a39.19 25.83 11.61 33.41
19397.48b-1.96 14.48b27.37 44.35 52.67 56.77 52.84 45.93 34.81 21.10 19.21b31.25
1940-0.87 8.71a8.81 26.92d37.90 51.07a54.42 54.48 46.90 37.10 23.37c13.70a30.21
19418.90a1.62g10.87 35.03a45.13 52.77 56.16 52.69b49.83 37.48 26.47 19.57a35.90a
19428.36i5.21 21.23 33.57 41.81 51.63 54.40a53.87 44.38a-----z21.40 7.55 33.50b
19430.68 2.14 7.29 23.80 39.90 55.55a57.16 56.03 41.27 33.90 19.26c10.35 28.95
194414.10 10.11a14.07a26.24a45.97 53.53 54.94 55.26 48.17a32.67a30.03a8.23a32.78
1945-0.03b1.89a21.73a30.80 36.21b45.62a52.37a53.23a45.00 32.03a21.67f7.07d29.63a
19464.52 4.77b26.76b31.07b36.97 49.76a56.00b50.07a44.28a36.59b21.59a6.86b30.77
19475.83b1.36 13.19 27.73d36.00d47.90 53.74 60.71c47.13 42.24b19.03a10.48d30.45
1948-6.35 -0.48 10.90 33.57 38.39 50.70 54.71 53.52 46.50 33.61 28.80 7.23 29.26
19496.80a3.11 15.55 28.07 40.63a54.13 57.97 53.23 40.70 36.71 -----z8.47a31.40a
1950-4.87 3.21 8.42 22.00 38.52 49.33 50.10 47.03 44.30 38.47a16.63 2.03 26.26
1951-1.97 4.48a12.23 30.93 46.16 48.33 54.48 52.55 43.67 37.29 14.24a7.90b29.19
19522.10 7.64a13.65 29.90 40.13 53.97 57.71 52.68 45.13 28.48 24.57 17.63a31.13
195310.13a3.68 19.13 29.90 41.32 52.57 54.29 55.47a45.07 38.23 25.87 12.58 32.35
19542.23 14.96 13.23 31.00 37.20a53.76a56.03 52.77 46.27 36.06 27.60 12.97 32.01
19550.42 1.82 10.23 36.66a43.77a50.93 60.16 57.97 44.77 37.42 19.00 3.23a30.53
19562.10 -0.28 8.80a28.59a41.17a51.87 53.03 54.13 42.30 39.23 22.23 12.30a29.62
1957-4.50a4.82 14.50a30.55a40.03 51.50 56.61 52.68 42.73 34.23a24.13 10.57a29.82
19589.37a1.32 18.29 30.90a38.25c45.47 52.77 52.84 48.63 38.81 25.07 0.43a30.18
1959-6.89c-4.30a11.15d31.13 45.65 52.20 53.94 59.90 48.43 34.74 14.30 19.71 30.00
19607.61 6.41 3.32 33.60 42.48 48.60 52.39 56.26 49.00 35.90 26.80 7.32 30.81
19611.84 10.25 22.42e28.70 37.45 50.27 55.35 55.00 47.97 37.74 23.00 9.16 31.60
1962-0.10 1.57 16.42 29.80 48.23 50.43 53.00 52.74 44.40 38.97 26.80 8.55 30.90
1963-5.87 -5.07 15.77 32.57 40.10 51.50 55.58 51.55 46.13 42.06 29.27 1.61 29.60
19648.26 5.34 14.10 32.33 46.03 50.40 57.39 52.63a46.77 33.52 27.27 4.23 31.52
1965-0.35 -1.29 8.48 29.80 46.74 49.77 52.97 53.16 43.57 36.26 23.80 18.55 30.12
1966-7.45 7.32 21.16 28.47 36.03 51.27 56.94 52.45 43.57 33.87 24.73 9.84 29.85
19676.48 -5.36 16.19 30.73 35.26 52.07 52.23 48.90 42.63 35.10a19.40 9.84 28.62
19681.87 -0.55 22.06 31.53 39.65 51.50 55.29 54.16 48.50 40.68 24.97 8.48 31.51
19692.87 5.18 11.06 32.53 42.65 46.33 54.61 54.68 45.73 34.32 21.20 11.13 30.19
1970-4.65 -1.29 9.87 31.77 43.32 52.17 56.23 52.52 47.77 39.94 24.00 8.90 30.05
1971-8.19 2.07 11.06 28.23 37.00 54.47 52.35 50.10 47.90 44.74 24.87 10.97 29.63
1972-8.29 -2.14 11.13 26.79a43.32 47.80 54.23 54.87 45.30 33.16 25.10 3.68 27.91
19736.03 9.25 27.74 31.70 40.26 53.30 55.13 55.77 44.00 39.45b23.13 5.55 32.61
1974-1.19 -6.29 13.77a29.00 38.16 46.30 55.68 51.47a37.67 30.87 23.13 12.00 27.55
19750.48 1.64 6.50a23.97a44.74 52.57 57.37a51.94 39.87 34.61 25.50 4.26 28.62
1976-5.94 8.86a12.52 31.93a38.16 51.24a52.19 48.87 38.72a27.00 11.69a-7.43a25.65
1977-16.53a7.74a23.87 31.24a45.28b48.93 -----z-----z-----z-----z-----z-----z23.42f
Period of Record Statistics
MEAN0.27 2.46 14.59 29.97 41.01 50.74 55.08 53.05 45.10 35.89 23.62 8.58 30.06
S.D.6.38 5.97 5.58 3.14 3.63 2.72 2.54 3.13 3.01 3.57 4.21 6.53 1.74
SKEW-0.07 -0.16 0.40 0.06 0.15 0.03 0.13 -0.24 -0.43 -0.08 -0.75 -0.54 -0.57
MAX14.10 14.96 27.74 38.87 48.23 58.00 61.52 60.71 50.47 44.74 30.27 20.16 33.41
MIN-16.53 -11.19 3.32 22.00 33.97 45.47 48.68 45.26 37.67 27.00 11.69 -11.71 25.65
YRS49 50 51 50 53 51 54 53 52 51 47 51 38