GRAND RAPIDS FORESTRY LAB, MN

Average of Maximum Temperature (Degrees Fahrenheit)

(213303)

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
1915-----z-----z-----z-----z-----z68.59a74.90 77.13 68.52a55.71 36.17 24.83a57.98e
191611.62b19.38 32.84 50.03 61.29 71.43 87.35 78.84 65.73 50.81 36.57 14.19 48.34
191712.52 10.32 34.61 48.67 66.39 73.27 83.23 75.19 65.97 40.35 41.10 11.84f50.15a
19189.72f20.86 41.29 51.27 61.32 74.87 79.74 78.23 64.28a57.42 41.13 28.19 54.42a
191928.03 24.21 37.40a52.63 70.90 80.60 83.23 77.58 69.77 49.71 28.53 13.00 51.30
192012.03a21.72 38.39 42.83 67.74 76.13 77.97 80.23 72.73 61.10 33.47 25.58 50.83
192126.60a32.11a38.52 58.33 69.65 81.40 87.48 80.94 71.20 59.00 30.10 24.35 54.97
192219.55 21.00 42.26 52.97 74.74 80.03 80.06 83.23a73.67 59.73a40.23 21.03 54.04
192323.45 20.54 31.35 51.63 70.90 84.73 85.74 77.29 72.30 55.90 45.30 32.94 54.34
192413.61 31.83 40.10 50.00a57.55 73.43 79.94 75.23 65.43 64.39 35.87 13.19 50.05
192519.23 26.79 40.06 60.33 68.48 74.83 81.16 83.03 68.37 42.10 38.20 21.00 51.97
192622.77a30.61 33.42 54.03 73.77 72.90 83.58 78.84 62.41a51.87a28.23 20.45 51.07
192718.94 28.18 41.35 52.67 59.65 74.63 78.81 75.93a68.29b58.26 30.34a13.27a50.03
192819.13 25.07 38.16 47.62a71.81 71.50 80.13 77.32 63.59a54.26 39.90a28.42 51.41
19296.65 17.43 37.81 52.37 61.87 74.90 81.94 78.19 64.77 55.39 32.10 19.55 48.58
19309.80a28.68 36.10a54.66a65.10 74.45a81.52 84.29 67.67 51.00 38.46b27.03 51.56
193126.29 34.63a35.87a57.37 65.19 77.70 81.55 76.35 74.27 62.10 43.17 32.34b55.57
193222.65 25.38 27.71 53.10 67.45 79.03 80.37a79.29 68.67 49.45 33.27 20.58 50.58
193325.55 16.89 32.94 50.07a66.35 83.90 84.17a78.13a73.40 49.97 29.63 17.68 50.72
193422.87 21.00 31.48 50.03 74.58 75.90 79.84 75.52 63.97 58.93a41.57 18.45 51.18
193513.03 29.32 34.26 48.47 62.45 69.40 83.35 76.00 66.10 54.13 29.11u21.23a50.70a
19368.00 6.69 32.61 45.13 70.17a74.83 89.06 79.26 70.97 49.84 31.63 24.13 48.53
193710.26 20.21 33.23 46.50 67.90 74.97 81.23a83.10 68.27 49.93a35.30 22.06 49.41
193816.87 27.82 47.00 32.67u61.94 74.90 79.58 82.52 68.83 61.03 33.59a22.42 52.41a
193921.58 15.21 34.87 49.73 70.32 74.50 82.25c79.97 70.00 52.42 44.87 34.00 52.48
194015.16 25.66 29.77 49.69a65.16 73.57 81.81 74.39 72.90 57.58 30.57 25.87 50.18
194120.32 22.89 34.10a58.27 70.74 75.67 82.06 75.93a67.53 55.94 38.30 28.16 52.49
194225.39 24.43 40.48 62.07 64.00 71.83a76.39 76.03a63.30 57.19 35.60 17.50a51.18
194311.84 26.43 28.81 52.87 63.29 75.50 82.77 77.45 64.80 58.90a31.47 27.42 50.13
194429.16 24.62 30.45 52.57 67.39 75.50 77.71 77.55 65.23 59.17a37.27 22.19 51.57
194516.35 23.96 45.30a48.03 59.19 68.73 76.90 76.19 64.40 55.35 32.07 17.58 48.67
194618.77 20.29 48.84 57.10 63.74 74.27 79.74 75.57a67.00 54.77 37.83 21.10 51.59
194724.65 20.75 34.26 48.13 60.68 71.27 82.23 83.13 67.33 65.17a29.67 21.68 50.74
194816.42 22.59 36.00a55.67 68.68 73.70 81.26 79.55 76.20 60.00 36.57 24.42 52.59
194920.77 20.36 32.81 58.37 68.77 77.37 78.58 80.13a65.90 55.71 39.53 22.10 51.70
195011.52 25.93 30.61 39.33 61.35 74.27 76.32 73.74 69.27 56.94 31.97 17.26 47.38
195116.52 23.71 30.81 48.80 70.45 71.77 79.19 70.74 62.30 52.23 30.40 19.58 48.04
195219.61 30.25a32.94 60.73 68.61 78.23 79.29 75.23 69.07 53.16 39.97 28.42 52.96
195320.74 25.29 37.16 48.47 65.26 76.03 78.35 79.61 66.28a64.61 44.00 25.39 52.60
195413.19 36.61 33.32 50.27 59.16 75.43 80.35 76.65 64.37 53.29 41.33 27.68 50.97
195519.35 22.18 31.90 60.60 71.13 74.97 82.39 80.70a66.30 57.45 28.73 17.30a51.08
195622.74 24.28 33.06 47.57 63.68 78.17 75.23 75.61 64.83a63.68 38.87 26.65 51.20
195713.26 25.00 37.06 51.83 66.90 72.40 82.03 76.35 64.80 55.00 35.70 27.29 50.64
195825.42 24.04 39.81 57.27 68.97 69.07 76.71 77.26 66.83 57.77 39.10 16.35 51.55
195914.60a23.82 38.65 54.20 66.35 76.10 79.35 79.39 66.60 47.39 27.80 31.68 50.49
196020.26 25.41 29.81 50.90 65.74 72.47 79.77 78.71 68.13 57.23 37.97 21.77 50.68
196118.94 33.39 43.42 45.93 65.74 79.63 78.29 81.77 67.30 57.58 36.53 21.32 52.49
196214.35 20.32 36.55 50.03 66.81 73.77 74.45 77.58 65.47 58.52 41.27 25.19 50.36
196310.32 20.32 42.06 55.73 63.16 76.23 80.45 76.68 70.20 67.84 42.93 17.32 51.94
196426.81 29.69 33.52 54.97 70.77 73.57 81.55 72.13 65.07 55.68 37.97 16.90 51.55
196517.00 19.32 27.90 49.30 66.65 74.57 77.23 76.16 56.77 55.81 35.93 28.45 48.76
19666.84 22.36 38.97 45.40 62.94 76.00 82.77 74.61 67.40 55.26 33.00 21.90 48.95
196719.06 18.54 36.55 50.07 60.45 73.30 78.19 75.61 71.07 52.84 34.37 23.77 49.48
196818.55 21.90 45.48 54.43 62.26 72.93 76.87 75.71 66.73 56.23 35.77 18.97 50.49
196914.16 24.79 34.39 55.60 66.61 67.67 78.65 82.65 67.60 48.68 36.03 24.48 50.11
197012.74 24.68 32.77 49.40 62.35 78.07 83.48 79.87 69.80 55.10 34.30 20.10 50.22
19719.68 25.89 36.03 54.77 66.48 79.93 76.48 78.65 69.93 57.71 34.60 22.94 51.09
197211.29 18.34 33.10 48.50 72.42 78.57 77.84 77.52 64.60 51.45 32.33 15.26 48.43
197322.77 27.29 45.19 53.73 66.13 76.60 79.42 80.06 67.40 59.45 35.70 20.84 52.88
197417.10 26.04a33.61 54.80 61.26 77.43 84.97 75.68 65.17 57.35 37.80 29.06 51.69
197521.16 25.39 32.23 45.00 71.48 75.33 84.97 78.23 64.83 59.26 41.40 21.55 51.74
197617.32 34.93 35.94 61.47 70.52 81.40 83.39 83.23 72.83 51.03 31.97 16.23 53.35
19778.81 28.50 45.23 62.37 79.71 77.33 82.45 72.52 64.90 56.71 36.13 18.39 52.75
197813.74 20.75 39.32 53.67 72.48 76.77 78.06 78.90 71.53 56.97 35.50 19.16 51.41
19799.32 17.14 34.81 48.53 61.55 75.30 81.32 74.97 70.30 52.84 35.20 29.94 49.27
198018.35 23.00b34.58 60.60 76.68 77.53 84.26 78.58 66.23 50.84 39.57 22.00 52.69
198124.94 30.89 45.94 56.43 69.74 73.53 81.52 78.97 68.00 52.23 44.23 21.77 54.02
19828.26 22.54 33.58 51.73 70.97a71.00 81.90 77.48 67.43 56.55 34.93 28.23 50.38
198322.81 28.14 37.45 49.07 63.00 74.63 83.32 81.97 67.07 53.23 35.28a9.29 50.44
198416.29 32.79 31.65 57.30 62.87 75.03 81.13 82.42 62.77 55.63a36.70 20.23 51.23
198516.93a19.89 41.19 55.43 69.42 69.77 79.87 73.00 64.10 54.13 28.37 11.90 48.67
198620.19 21.48a38.71 55.87 67.61 74.93 79.03 72.97 63.33 54.52 32.30 27.19 50.68
198723.94 35.63a42.39 64.87 68.32 80.93 81.29 75.77 68.60 49.58 42.13 27.55 55.08
198814.61 19.69 35.77 54.77 75.26 82.47 86.03 77.74 67.23 51.52 35.63 23.19 51.99
198924.32 15.64 30.71 49.23 66.68 73.77 83.13 78.06 67.47 57.97 31.63 13.45 49.34
199026.74 26.43 38.03 53.20 63.06 75.47 79.32 79.23 69.30 52.68 41.20 21.35 52.17
199115.94 31.14 38.55 57.53 69.65 78.23 77.77 82.71 64.47 50.48 29.63 24.61 51.73
199224.13 29.55 38.94 46.93 69.97 72.33 71.58 73.03 65.77 54.84 31.97 21.77 50.07
199319.42 25.75 40.00 51.17 64.29 70.57 74.94 77.81 60.27 51.77a32.07 22.27a49.19
19947.65 18.63a39.77 52.97 69.39 75.37 76.35 75.19 69.43 56.94 41.50 30.03 51.10
199520.52 22.89 39.32 46.27 65.77 82.27 78.03 79.90 67.60 51.42 26.10 19.58 49.97
199612.10a22.10 30.29 46.40 64.19 76.23 76.32 80.13 67.57 54.10 28.13 16.48 47.84
199715.71 27.61 36.52 52.33 61.87 79.70 78.61 75.68 70.73 55.77a33.17 31.00 51.56
199823.77 38.43 38.65 61.77 75.55 72.57 80.74 81.48 74.30 57.58 37.83 27.13 55.82
199919.26 34.07 43.03 57.83 68.35 76.27 82.68 77.23 66.17 54.77 46.40 29.19 54.60
200021.26 35.07 47.26 54.07 69.00 72.13 81.13 78.52 67.40 57.84 34.67 11.77 52.51
200128.13 19.68 38.55 53.80 68.26 77.47 82.45 82.84 68.80 53.42 47.93 28.68 54.17
200226.71 34.25 30.48 49.57 62.94 79.47 83.81 77.58 71.27 43.29 34.27 28.65 51.86
200318.65 21.71 37.94 55.57 68.42 76.87 82.06 84.06 69.33 56.58 33.80 28.52 52.79
200413.32 30.00 40.23 54.70 61.42 73.43 78.39 72.13 73.40 54.48 41.87 24.13 51.46
200517.42 31.50 38.97 59.23 62.58 76.69a82.87 78.81 73.17 56.97 39.47 24.68 53.53
200632.32 24.29 41.45 61.97 68.29 77.57 86.58 79.26 67.67 51.19 40.07 31.68 55.19
200722.94 18.25 42.58 54.33 70.71 79.20 82.90 78.06 69.07 57.45 36.00b20.97 52.71
200819.06 22.17 34.97 50.27 63.00 73.60 79.58 80.61 68.33 54.87 37.00 14.65 49.84
200915.42 26.61 36.97 54.20 65.42 73.30 74.32 74.35 75.17 45.19 45.60 18.61 50.43
201019.48 29.93 49.61 63.43 68.58 72.57 80.48 79.87 62.57 59.61 38.93 19.71 53.73
201113.55 25.71 37.03 51.47 64.52 72.33 83.10 79.39 68.20 58.94 40.13 29.35 51.98
201225.13 31.90 50.87 55.03 67.74 77.87 84.90 79.19 70.00 50.45 36.73 22.90 54.39
201319.65 24.71 34.29 43.50 63.97 73.40 78.68 79.97 71.60 51.55 33.93 10.74 48.83
201410.58 15.43 31.29 47.10 64.97 74.97 78.10 76.58 68.20 53.55 27.33 25.16 47.77
201519.97 15.11 41.87 55.63 64.77 75.93 81.42 76.74 73.87 56.19 43.67 29.32 52.87
201619.74 27.28 44.58 51.47 68.81 74.23 79.52 79.26 69.50 56.58 48.03 21.39 53.37
201722.90 32.07 38.19 54.93 64.23 76.87 81.45 74.87 70.90 55.19 32.37 17.19 51.76
201820.32 22.36 39.26 46.97 75.03 77.00 81.97 78.45 65.80 45.55 28.17 27.06 50.66
201914.03 18.75 35.61 50.33 61.74 75.53 82.68 76.71 66.77 49.03 30.27 24.61 48.84
202021.29 27.41 41.94 51.87 65.71 78.43 83.94 80.06 66.40 45.81 43.00 26.32 52.68
202125.87 17.46 46.77 51.63 69.29 84.13 84.94 82.29 74.83 59.87 38.27 25.61 55.08
202214.32 17.14 34.26 41.23 64.77 76.30 78.71 76.94 70.70 57.13 36.90 19.97 49.03
202323.13 28.96 35.00 47.90 73.71 81.33 79.39 79.55 70.25f55.48 39.67 34.97 52.64a
202422.68 34.93 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z28.80j
Period of Record Statistics
MEAN18.34 24.71 37.24 52.61 66.82 75.57 80.63 78.07 67.89 54.88 36.29 22.72 51.32
S.D.5.62 5.78 5.01 4.98 4.29 3.37 3.07 2.86 3.39 4.65 4.94 5.46 1.89
SKEW-0.07 -0.03 0.48 0.11 0.35 0.33 -0.04 0.01 0.04 -0.34 0.17 -0.14 0.23
MAX32.32 38.43 50.87 64.87 79.71 84.73 89.06 84.29 76.20 67.84 48.03 34.97 55.82
MIN6.65 6.69 27.71 39.33 57.55 67.67 71.58 70.74 56.77 40.35 26.10 9.29 47.38
YRS108 109 108 107 108 109 109 109 108 109 108 108 103