SPOONER AG RESEARCH STATION, WI

Average of Maximum Temperature (Degrees Fahrenheit)

(478027)

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
1894-----z-----z-----z-----z-----z85.10 90.14q-----z72.83a57.84 34.93b33.81d56.90g
189517.03b24.12b38.24b62.57 71.81 78.13 80.29 78.87 71.63 52.70a39.68b29.38b53.70
189624.07d26.32d34.50c54.45a73.26 81.34a83.71 83.94 67.57 52.42 33.41a28.10b53.59
189717.04c25.96b35.71 56.66a67.87 77.30 87.29 78.42 77.34a59.30a35.60 20.77 53.27
189828.83a30.89a44.94 58.79b68.30a80.71b86.71 82.42 78.20 54.57a39.61b18.73a56.06
189918.65e17.85a28.90a61.00 68.33a80.23 86.90 82.97 73.30 65.35 56.24i31.04c55.87a
190029.83a23.56a34.90a66.10 76.43a84.33 83.00a-----z62.38q67.00b33.93 27.70a52.68b
190122.33g19.96a35.84f59.70c69.50i-----z-----z-----z-----z-----z-----z-----z39.83j
1902-----z16.11i-----z50.59a70.46c71.45a80.50a76.00b-----z-----z37.86p23.14i69.80g
190322.52d23.30e39.82c54.35d69.31b-----z-----z-----z-----z59.74d38.69d21.89c41.20d
190418.93p13.34 33.23 48.27 68.77 -----z-----z-----z-----z-----z-----z26.23a37.97g
190516.65 21.56a44.04d54.34a66.30a80.17f84.04h82.21q73.86a51.52d41.72a29.37a44.37c
190628.13 24.77b29.90b-----z68.04f-----z-----z-----z71.65g54.00a36.90a24.68 33.06f
190715.65 25.14 36.84 46.17 56.71 77.90 79.58 77.03 66.43 55.40a38.87 30.68 50.53
190826.71 27.31 36.61 56.97 66.03a75.03 82.62b76.10a77.47 57.00 42.40 27.19 54.29
190922.97 24.68 35.42 45.13 63.32 76.83 79.97 79.93a67.83 53.90 43.53 20.19 51.14
191021.84 20.64 52.39 60.43 63.65 83.23 83.48 76.61 68.10 60.90 31.20 23.00 53.79
191120.24j28.18 41.74 53.30 74.39 82.20 80.29 75.37a66.23 51.71 30.20 28.16 55.62a
19123.63a19.71a31.90 56.73 68.55 74.40 79.90 71.55 67.67 58.55 42.67 29.77 50.42
191320.97 18.46 30.58 57.33 64.61 81.20 79.00 79.52 67.97 54.33a45.80 35.74 52.96
191426.16 16.50 35.77 51.00 68.06 71.73 80.81 73.69b67.43 62.94 42.07 21.07a51.44
191520.43a35.29 38.32 65.30 61.03 69.75b74.79b73.57c67.43 57.81 39.72e27.65 52.59
191620.58 19.17 33.48 51.73 63.42 69.53 85.97a79.23 65.83 55.32 38.87 19.57a50.23
191716.52 17.38d34.84 49.67 65.77a71.80 80.30a74.19 67.23 44.00 44.80 15.23 48.48
191810.90 24.89 45.53a53.63 69.60a76.47 79.63a79.11c63.57b57.53a42.77 31.61 52.94
191928.40a25.07 38.00b52.43b68.32 78.90 80.30a75.45 70.57b51.55 32.73 17.39c51.59
192015.10 22.72 39.70a47.43 68.94 76.93a77.00 79.06 73.87 64.71 36.20 28.55 52.52
192126.83a30.29 42.16 60.33 71.87 81.85d86.60a79.87 73.70 61.63a37.89c27.55 56.71
192222.17a22.29 37.52 51.83 73.87 77.07b78.16 81.48 71.70 62.81 43.28a25.37a53.96
192323.80a19.85a30.32 52.47 70.16 80.93 83.00 75.87 69.15d57.13 44.80 36.97b53.70
192415.26 30.28 36.10a51.32b59.42 72.97 78.55 75.10 64.76a64.97 40.53 15.69b50.41
192522.77 27.93 42.42 62.40 67.10 75.60 78.68 81.31b74.50 43.71 40.43 21.52 53.20
192624.03 28.35b32.19 54.79b73.58 72.27 80.97 75.48 64.03a53.29 31.67 21.74 51.03
192719.42 29.43 41.81 54.90 62.16 73.37 76.94 74.93a70.80 60.39 35.63 17.80a51.46
192823.13 27.07 37.61 49.07 68.77a69.90 78.35 77.19 64.37 57.58 42.10 30.10 52.10
192910.35 18.43 39.45 57.07 66.03 76.13 83.81 79.71 68.20 57.77 35.93a24.23 51.43
193015.77 33.75 40.61 60.33 68.35 76.97 83.42 85.48 73.07 55.58 44.80 27.90 55.50
193130.70a39.64 38.40a60.63 66.81 80.63 85.61 78.58 76.53 62.35 47.70 35.26 58.57
193227.03 28.72 30.17a56.62a69.52 84.73 85.68 83.32 70.50 54.26 36.20 23.06 54.15
193329.23 23.56a35.93d53.70 70.61 89.40 87.10 82.32 76.63 54.97a35.37 22.87 55.14
193426.68 22.93 35.87 53.20 79.65 82.90 85.74 80.80a67.03 59.53a43.87 21.35 54.96
193517.32 30.21 37.97 52.50 65.00 72.27 87.29 78.68 68.90 56.03 32.43 24.03 51.89
193613.71 10.55 34.58 48.00a73.42 78.13 93.45 82.58 75.83 53.81 36.30 30.00 52.53
193718.10 23.07 34.13 50.43 70.26 77.60 84.63a86.13a71.00a52.03b37.30 24.55b52.44
193819.87 29.29 47.13 56.30 65.19 77.93 81.19 83.00 70.23 63.13 37.60 25.58 54.70
193927.23 20.96 37.93a52.97 74.84 77.63 84.59b80.74 72.63 56.26 45.17 34.90 55.49
194015.17a26.25a30.90a51.90 64.27a74.90 85.13 76.53a74.55a60.39 33.87 27.16 51.75
194122.58 23.07 32.45 59.63 73.19 77.07 83.27a79.97 70.37 57.97 42.10 31.52 54.43
194227.69b26.00 41.19 62.97 65.32 75.33 80.23 79.73e65.00b60.19 40.63 21.26 53.80
194318.20a29.29 32.68 54.63 67.16 78.37 86.58 81.90 68.27 59.32 33.43 29.10 53.24
194432.03 29.83 34.90a52.90 72.65 79.57 80.77 83.97 69.87 60.84 44.52a24.48 55.53
194519.52 27.75 53.55 52.17 64.13 70.67 79.39 79.81 69.33 57.39 39.47 22.81 53.00
194625.68 24.75 50.39 59.17 66.32 74.90 83.03 79.81 70.52a59.90 41.07 27.65 55.26
194727.48 22.82 36.06 50.23 63.58 74.13 84.97 89.00 71.33 68.35 32.30 26.60a53.91
194819.77a24.93 37.41b60.40 70.63a77.40 84.10 83.90 79.45a61.97 41.17 26.61 55.65
194925.35 24.39 36.58 58.67 72.21b84.21a83.30a82.30a67.67c61.81 42.18b26.83a55.46
195019.20a26.32 31.93a42.77 65.03a78.43 79.20a77.38b71.57b62.77 34.97 20.45b50.84
195119.23 25.54 31.13a50.70 72.19 72.17 80.03 73.03 63.72a55.19 31.87 23.00 49.82
195223.58 31.76 34.06 61.77 69.06 78.47 81.42 76.39 72.55a54.71 43.31a29.32 54.70
195325.48 26.29 37.90 48.83a71.10 77.80 81.35 81.23 71.04b68.39 46.83a28.61 55.40
195419.65 37.79 35.52 55.80 59.90 78.77 80.52 77.29 66.17a54.35 43.40 27.90 53.09
195520.97a23.64 34.97 63.53 73.90 75.90 86.65 83.35 70.73 59.42 33.13 21.58 53.98
195625.00 26.52 34.74 51.13 67.71 81.73 76.00 77.65 68.27 66.10 40.30 29.32 53.71
195716.58 27.79 38.68 57.13 67.03 76.13 83.39 78.61 68.17 56.06 36.75f29.81 54.49a
195826.68 24.00 39.74 58.87 71.06 71.10 78.10a79.19 69.80 59.68 42.37 20.26 53.40
195917.16 25.32 41.19 55.60 70.87 78.40 81.77 81.35 70.60 51.39 31.70 33.87 53.27
196023.35 27.90 33.03 56.20 66.45 74.60 82.10 80.58 70.20 59.45 43.37 25.29 53.54
196122.55 35.25 42.87 50.13 66.68 79.17 81.35 83.65 68.87 60.74 40.03 24.03 54.61
196217.71 22.43 38.39 53.79a70.03 76.07 77.23 79.06 66.40 60.32 40.87 26.00 52.36
196311.45 22.18 42.52 59.13 66.16 80.23 84.06 78.77 71.77 68.35 46.33 18.06 54.09
196429.61 31.66 35.94 57.33 73.19 78.10 86.61 77.10 67.31a58.10 42.50 21.63a54.92
196518.65 22.32 29.48 50.81c70.42 75.23 78.45 77.97a60.13 60.26 38.36b31.06 51.10
196613.87 26.11 42.48 51.03 64.81 79.40 84.90a75.59b70.43 57.61 37.93 25.43a52.47
196723.68 21.25 38.90 54.73 63.39 75.73 79.52 76.35 70.70 56.32 36.93 29.03 52.21
196821.94 24.93 50.20a59.07 63.73a75.03 79.47a79.29 68.86a59.35 39.30 24.94 53.84
196918.74 29.58b35.06 58.61b70.48 69.67 79.87 84.77 72.47 53.58 39.83 29.00k55.70a
197016.06 27.82 35.26 55.27 66.06 79.63 84.33a81.61 70.13 58.73a37.07 25.42 53.12
197115.32 26.71 34.94 57.63 66.00 80.80 78.16 77.39 71.30 62.32 39.50 26.23 53.03
197217.24b21.14 35.48 50.77 72.90 77.00 77.71 77.26 67.10 52.45 36.10 19.61 50.40
197325.52 29.61 47.10 54.33 64.35 77.90 81.71 80.81 68.67 63.68 40.83 24.06 54.88
197421.29 28.71 37.81 56.60 63.14b76.07c85.33a76.42 65.97a59.16 41.47 31.52 53.62
197524.29 27.93 33.81 48.13 72.06 75.87 85.68 81.06 68.33 62.83a45.83 24.87 54.23
197620.68 36.41 38.71 61.31a70.32 81.93 86.29 83.45 72.30 53.77 34.83 18.35 54.86
197711.42 30.50 46.84 63.17 79.26 76.90 82.74 75.90 67.87 58.00 40.07 22.55 54.60
197818.26 23.71 39.50a55.67 73.65 77.57 78.23 79.42 74.38a58.58 38.93 21.90 53.32
197912.10 20.54 36.65 51.87 64.26 76.33 80.81 77.13 71.97 55.29 38.57 30.97 51.37
198021.35 25.66 35.65 61.00 75.35 77.27 84.45 79.19 67.00 53.58 43.00 25.87 54.11
198127.29 31.50 45.16 58.23 68.47a75.50 79.61 77.94 68.73 54.55 45.83 24.97 54.82
198213.35 25.29 36.61 51.90a73.47a73.00 83.47a78.06 68.50 58.87 37.72a31.00 52.60
198326.73a31.86 40.23 51.20 65.00 77.43 84.42 82.60a70.57 57.52 39.07 14.39 53.42
198422.06 36.41 35.29 59.03 66.67a77.40 80.16 81.29 66.34a59.58 40.80 26.73a54.31
198518.97a24.61 44.35 60.80 73.03 72.79a80.65 73.94 66.80 57.53a31.70 16.00 51.76
198625.39 24.56a43.19 61.67 71.00a78.83 80.97b75.45 67.47 56.70a36.63 27.90 54.15
198727.35 39.07 47.68 66.47 72.68 82.40 83.23 77.42 73.07 51.65 44.07 30.19 57.94
198818.55b22.69 40.13 60.57 77.74 83.93a89.13a82.19 71.60 53.65 39.13 26.39 55.48
198929.39 20.04 33.87 54.47 70.19 76.07 84.74 79.81 70.53 61.00 -----z16.94 54.28a
199032.90 31.21 45.06 57.63 67.16 77.73 80.48 77.77 71.80 58.32 45.83 25.00 55.91
199119.90 34.46 43.90 60.70 71.29 79.77 79.23 82.29 67.30 56.68 31.40 27.58 54.54
199226.77 32.76 41.45 50.40 72.40a74.80 74.10 75.00 68.76a57.29 34.60 27.16 52.96
199324.16 27.04a42.35 53.20 67.17a72.30 77.77 79.68 63.87 55.68 35.53 26.00 52.06
199411.94 21.71 42.58 56.17 72.10 79.87 78.87 76.90 72.13 59.29 44.47 31.10 53.93
199524.10 27.86 42.48 49.13 67.29 82.23 81.26 82.13 69.20 55.90 30.40 22.90 52.91
199618.03 25.72 33.42 51.17 66.65 77.77 77.16 80.74 70.97 58.77 31.50 22.32 51.19
199718.58 30.14 38.52 55.00 64.39 81.03 78.65 76.10 71.07 59.29 34.90 32.47a53.34
199825.77 39.85a40.58 62.70 78.42 74.67 82.23 82.55 77.90 60.45 43.70 33.65 58.54
199920.65 36.29 44.94 61.23 71.71 76.83 84.58 78.16 69.67 59.19 50.20 32.23 57.14
200024.29 36.28 50.94 56.00 71.35 74.57 80.61 79.35 70.76a63.03 36.64b15.52 54.95
200128.61 23.36 38.61 57.33 70.23 76.57 83.63a82.81 69.43 57.06 53.27 33.23 56.18
200231.65 35.93 33.23 54.23 63.26 78.07 83.39 77.48 72.60 48.84 38.97 32.06 54.14
200322.35 23.68 39.97 58.07 68.81 77.13 80.35 84.45 72.43 58.84 38.87 31.20a54.68
200418.23 31.14 42.06 59.57 64.90 74.23 79.26 74.00 75.57 59.39 44.27 26.94 54.13
200521.16 33.46 41.00 63.10 64.03 80.87 84.58 82.71 76.73 60.81 43.90 26.19 56.55
200633.68 28.25 42.16 65.10 70.65 80.53 89.03 79.32 67.57 52.32 42.47 33.71 57.07
200725.55 19.79 44.45 55.13 71.42 79.93 82.23 80.29 71.50 59.74 40.21a22.58 54.40
200820.74 22.97 36.19 51.03 64.90 74.30 81.58 80.32 71.07 55.97 40.33 21.06 51.71
200914.77 27.89 38.94 54.70 67.45 74.87 75.39 75.74 75.03 47.23 47.80 21.55 51.78
201019.90 28.71 49.39 63.60 69.52 73.83 81.13 80.81 65.23 60.68 40.23 22.23 54.60
201117.39 25.39 36.35 51.53 63.87 74.60 84.00 78.90 68.50 61.45 43.87 30.35 53.02
201227.03 32.83 54.03 56.43 71.03 77.77 85.45 80.03 71.90 53.39 41.83 29.10 56.74
201322.35 24.21 33.29 44.30 64.32 74.47 79.87 80.97 73.40 54.52 37.20 16.00 50.41
201413.00 15.36 29.55 47.27 65.26 76.23 77.29 77.71 67.83 54.81 30.60 27.45 48.53
201520.81 16.21 41.23 56.97 67.32 74.87 79.29 75.84 74.40 57.65 46.80 33.71 53.76
201620.35 28.34 44.35 52.83 69.42 76.17 80.19 78.65 70.37 58.74 49.87 24.97 54.52
201724.32 34.68 38.55 55.03 63.94 75.93 79.32 73.68 72.17 57.81 36.37 21.32 52.76
201821.10 22.57 38.90 43.53 76.45 77.30 80.87 79.03 69.60 49.13 30.57 29.35 51.53
201919.16 19.43 34.00 51.37 62.39 76.67 81.52 76.71 69.73 51.52 32.10 27.45 50.17
202025.81 27.55 40.39 51.17 65.23 78.60 82.00 78.94 66.77 47.42 44.57 29.61 53.17
202125.87 17.89 46.68 53.40 65.81 82.27 82.13 79.45 73.03 61.90 41.03 29.68 54.93
202215.26 21.50 36.16 45.93 67.52 77.03 81.06 77.13 71.03 57.10 40.47 21.77 51.00
202325.06 27.64 35.03 49.03 70.23 81.60 80.90 78.68 72.50 56.74 41.50 37.10 54.67
202423.52 39.14a44.36f-----z-----z-----z-----z-----z-----z-----z-----z-----z31.33j
Period of Record Statistics
MEAN21.52 26.33 38.67 55.21 68.55 77.29 81.85 79.14 70.18 57.59 39.49 26.00 53.49
S.D.5.36 5.62 5.34 5.04 4.18 3.58 3.26 3.09 3.43 4.50 4.79 5.02 1.94
SKEW-0.25 0.20 0.63 -0.03 0.17 0.25 0.38 0.21 0.19 -0.26 0.03 -0.15 0.01
MAX33.68 39.85 54.03 66.47 79.65 89.40 93.45 89.00 79.45 68.39 53.27 37.10 58.57
MIN3.63 10.55 28.90 42.77 56.71 69.53 74.10 71.55 60.13 43.71 30.20 14.39 48.48
YRS126 129 127 128 127 125 124 123 124 127 124 127 117