IRONWOOD, MI

Average of Average Temperature (Degrees Fahrenheit)

(204104)

File last updated on April 19, 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
1901-----z-----z-----z-----z-----z-----z72.57p65.74 55.95 48.26 27.85 14.45 42.45g
190215.53 16.43 33.05 38.45 53.05 57.70 67.81 62.94v54.32 44.15 33.23 16.81 39.14a
190312.79 13.77 30.31 40.32 53.13 58.88 64.82 60.10 55.68 47.60 27.42 9.10 39.49
19046.15 3.17 22.27 34.55 50.31 62.17a64.59d62.11 54.60a43.68a35.15 15.47 37.85
19057.98 9.68 27.73 39.03 49.74 60.08 64.97 65.50 59.77 42.69 31.00 21.53 39.98
190619.65 13.66 17.84 45.62 50.32 62.43 66.40 66.60 62.88 44.44 30.93 17.76 41.54
19076.66 14.21 27.21 30.27 42.15a63.95 61.76 58.55 54.20 42.58 29.38 20.92 37.65
190815.39 15.79 30.00r41.78 51.87 62.48 66.39 63.60 63.23 48.35 32.40 17.37 43.51a
190914.24 15.64 24.39 32.33 49.23 63.70 65.08 67.66 56.38 43.26 35.53 16.11 40.30
191014.58 10.71 39.56 45.92 47.77 66.07 68.11 64.23 56.55 48.63 25.65 15.69 41.96
191111.21 19.43 30.08 41.07 56.79 67.32 66.61 63.48 55.25 42.57a23.22 24.13 41.76
1912-5.31 10.00 20.40 42.02 54.24 60.52 66.71 58.73 56.95 46.74 33.82 20.35 38.76
191311.68 6.96 19.85 43.70 49.92 65.25 64.82 65.95 56.30 44.19 37.50 28.42 41.21
191418.45 6.23 22.60 37.00 55.71 60.82 68.39 62.39 57.78 51.35 28.23 12.37 40.11
191511.69 22.96 24.63 50.35 48.24 56.52 61.34 59.37 56.67 45.90 31.48 18.73 40.66
191610.21 9.95 20.31 38.43 50.21 56.03 73.84 65.44 53.08 43.00 28.57 10.39 38.29
19176.42 2.84 23.53 34.02 46.27 55.50 65.87 59.56 53.60 33.76 33.45 7.10 35.16
19181.48 10.95 31.44 38.12 53.45 60.00 63.71 64.47 48.47 44.00 32.72 25.16 39.50
191919.73 16.70 26.42 39.93 52.23 66.10 67.81 63.34 56.33 41.66 24.47 6.55 40.10
19204.85 12.48 26.15 32.12 52.11 61.55 63.27 63.42 60.52 53.21 28.27 19.94 39.82
192117.76 19.30 25.98 44.98 53.94 67.52 71.21 63.32 59.55 45.97 24.02 18.02 42.63
192211.95 13.16 28.95 39.68 62.02 64.10 65.10 66.52 60.72 47.42 35.73 14.90 42.52
192315.31 8.55 17.24 39.12 54.95 67.30 69.35 62.69 58.42 45.29 36.88 28.02 41.93
19246.84 21.05 26.44 39.70 46.19 58.88 64.74 64.02 53.32 54.15 30.85 7.48 39.47
192515.11 18.14 28.39 46.92 49.63 63.83 66.24 69.73 59.27 35.19 30.42 15.84 41.56
192614.90 18.66 20.34 37.37 55.76 58.25 68.03 64.26 52.38 42.68 24.70 14.68 39.33
192711.69 20.98 31.65 41.12 49.37 60.63 64.39 60.03 61.53 47.90 27.70 11.53 40.71
192815.08 16.21 24.26 34.63 54.82 57.35 67.00 63.89 53.87 46.31 33.78 23.18 40.86
19291.92 9.12 29.23 42.68 50.44 60.48 68.32 65.05 55.93 46.00 26.90 16.53 39.38
19307.65 21.55 27.87 43.47 54.74 64.37 68.65 68.47 57.07 44.48 34.67 20.00 42.75
193122.24 26.30 27.55 43.70 53.13 67.02 71.00 64.85 63.35 50.02 38.78 27.76 46.31
193220.82 17.57 19.10 40.02 54.03 65.68 67.48 67.48 57.10 43.05 26.72 14.95 41.17
193319.47 10.86 24.58 38.70 55.90 68.95 70.47 65.21 59.42 41.29 25.75 12.29 41.07
193419.68 10.27 21.29 38.10 58.29 64.05 68.00 62.21 54.87 48.53 34.13 13.82 41.10
19358.53 19.21 28.05 39.37 49.52 56.65 72.42 65.81 55.17 45.13 25.22 17.92 40.25
19368.74 -0.26 25.55 34.02 56.56 59.83 72.50 66.50 60.25 39.87 25.70 18.55 38.98
19376.53 14.54 21.97 37.47 54.35 62.30 69.40 71.10 57.27 41.84 28.37 14.06 39.93
193811.15 17.95 32.66 40.88 51.05 60.62 66.58 69.39 57.83 51.06 32.28 20.37 42.65
193920.21 12.62 25.63 37.97 57.92 65.05 69.52 66.27 59.72 45.84 35.12 28.90 43.73
19408.81 19.95 19.35 38.25 49.26 60.33 68.48 64.97 60.48 48.24 28.02 20.44 40.55
194116.45 15.79 23.08 48.17 58.48 64.15 70.77 65.18 59.82 46.42 32.13 24.34 43.73
194216.03 15.21 29.56 48.23 51.19 62.57 65.32 65.89 53.80 47.38a29.72 14.48 41.62
19439.19 17.07 18.32 37.68 52.27 63.60 69.40 66.03 54.50 47.05 26.33 19.35 40.07
194423.79 17.62 22.76 37.70 57.58 63.80 67.29 67.66 57.35 47.35 36.28 16.15 42.94
19459.94 16.61 37.19 40.25 47.47 57.85 64.68 65.26 56.83 44.40 29.15 13.79 40.28
194614.89 12.38 37.92 43.78 52.31 62.10 68.50 63.52 57.78 48.63 31.27 18.29 42.61
194717.76 11.21 23.18 36.83 49.02 59.92 68.29 73.40 57.55 56.53 25.85 18.58 41.51
19489.35 13.14 24.35 45.42 52.84 62.00 69.11 67.95 61.60 47.27 33.90 18.73 42.14
194918.11 14.62 24.24 44.91a56.43a67.58 69.73 69.16 54.98 49.37 31.52 17.98 43.22
19509.35 15.52 20.03 30.97 51.69 63.40 63.77 59.08 56.42 50.11 25.90 13.87 38.34
195112.84 17.46 22.06 39.10 58.10 59.83 67.24 61.71 53.55 45.84 23.80b16.61 39.85
195215.24 22.12 24.52 45.88 54.23 65.02 70.00 65.68 60.37 42.40 34.37 24.15 43.66
195318.50 17.45 29.29 37.50 53.82 64.88 68.11 68.89 54.44u52.42 34.76e20.19 42.35a
195410.61 26.27 22.47 40.17 46.84 64.47a66.24 63.92 54.98 44.29 34.22 21.11 41.30
195513.32 14.50 20.80d48.67 56.59b63.95a72.15 69.02d56.42d46.95 28.25 12.66 41.94
195616.11 15.36 23.27a37.12 51.26 66.07 63.02 64.69 53.52 52.06 31.02a19.82 41.11
19577.07a15.82 24.08 41.58 52.79 62.22 69.37 65.82 55.17 46.44 30.23 19.03 40.80
195818.16 12.32 26.27 43.15 52.24 57.62 64.98 64.34 58.55 47.95 32.18 9.97 40.65
19595.21 11.11a25.71 40.55 56.79 64.65 68.05 68.82a58.35 41.69 21.48 25.05 40.62
196013.79 15.74 16.98 41.02 51.53 60.20 66.13 66.71 58.62 47.42 33.90 14.82 40.57
196111.21 22.02 29.89 38.03 50.55 63.72 66.45 67.58 57.02 48.55 31.77 16.95 41.98
19628.61 10.73 28.44 38.33 57.71 61.65 64.13 65.06 55.03 48.18 32.92 16.66 40.62
19633.29 7.12 28.40 43.05 51.56 64.10 69.10 63.42 58.50 56.85 36.53 11.52 41.12
196419.58 17.95 21.05 41.77 57.40a62.47 69.48 62.42 56.23 45.77 34.88a12.35 41.78
19658.45 9.48 17.11 39.18 57.15 60.50 64.00 63.00 50.52 47.40 30.70 23.34 39.24
19664.81 14.75 29.56 36.98 48.94 64.98 71.11 63.27 56.75 45.39 28.42 17.31 40.19
196715.16 8.09 26.92 41.15 47.97 62.83 65.47 62.29 57.48 43.65 27.18 19.02 39.77
196812.29 12.14 33.50 43.65 51.39 61.33 67.23 65.16 58.00 49.39 31.02 16.37 41.79
196912.55 16.12 20.47 44.53 55.19 55.45 66.05 68.82 57.70 43.26b31.67 20.50 41.03
19707.08 12.89 21.16 41.80 51.73 65.32 70.34 67.19 58.32 48.65 29.73 17.13 40.94
19716.56 13.96 21.74 40.05 49.82 66.12a63.19o62.40 58.82 51.89 30.57 17.95 38.17a
19725.92 9.52 20.05 35.78 57.65 61.23 64.98 65.65 54.53a42.37 29.45 12.92 38.34
197317.37 18.07 35.27 40.32 46.35n63.67j65.90k65.92a54.63 50.21 30.17 14.89 36.32c
19749.06 8.46 22.84 39.79a48.11 57.63 68.18c61.97 49.28 43.90 31.48 20.94 38.47
197513.61 14.79 21.34 32.87 55.76 60.85 67.69 63.44 51.25 47.10 33.90 15.65 39.85
19767.40 21.29a23.16 42.88 48.53 63.85 64.71 64.05 53.14a38.53 22.92 6.85 38.11
1977-1.19 15.52c32.00 44.57 62.05 59.42 66.77 56.55 52.63 42.87 30.83 15.66 39.81
19787.76 8.84 22.40 37.77 53.85 59.65 63.65 64.16 58.77 44.13 28.55 11.92 38.45
1979-0.47 6.11 25.08 36.80 46.58 58.57 65.40 60.94 55.33 40.11 28.15 19.84 36.87
19809.56 10.48 17.66 39.75 54.74 57.83 64.57a62.45 51.37 37.32 28.30 10.94 37.08
19819.65 16.73 25.44 39.47 46.81 61.37 65.48 65.23 53.58 40.60 36.07 17.79 39.85
1982-0.15 11.16 23.60 35.53 57.29 54.43 65.85 59.73 52.85 44.60 26.25 21.53 37.72
198314.87 22.30 27.95 33.98 46.47 61.02 70.15 67.52 56.95 43.45 31.17 4.84 40.06
19847.82 24.52 17.52 41.97 47.68 63.07 64.06 66.66 52.20 47.97 30.62 16.56 40.05
19858.34 9.89 30.76 42.95 54.68 57.57 64.32 61.06 55.93 45.24 23.69i7.40 39.83a
198613.63 13.88 28.95 45.23 55.76 60.68 67.26 61.00 55.10 43.39 25.38 19.41c40.81
198716.97 24.11 32.98 46.13 55.60 64.98 67.77 63.85 58.00 38.82 33.95 23.23 43.87
19888.08 7.79 24.71 40.07 57.92 64.05 68.65 66.16 55.42 38.66 30.70 15.66 39.82
198916.42 4.27 18.05 35.68 51.84 57.60 67.03 64.35 55.27 45.15 23.17 4.53 36.95
199018.66 14.29 28.47 42.12 47.90 61.70 64.35 63.73 55.15 41.66 32.83 15.05 40.49
19916.11 17.09 25.97 43.25 56.61 64.68 64.29 65.61 52.17 40.81 23.37 16.87 39.74
199216.18 19.81 23.24 35.20 53.76 57.15 58.55 59.00 52.93 41.82 26.95 17.00 38.47
199312.05 12.80 24.82 35.28 49.71 57.67 64.92 64.63 49.05 39.53 25.30 17.74 37.79
1994-0.32 6.54 25.42 36.67 52.03 62.55 63.81 61.02 58.22 46.47 32.47 22.45 38.94
199513.95 12.48 27.32 32.10 49.95 65.15 65.63 67.65 52.85 44.32 18.97 12.47 38.57
19965.63 9.31 16.08 31.37 47.98 62.00 61.31 64.35 55.53 43.76 22.68 15.13 36.26
19978.34 15.29 22.11 35.63 44.27 64.38 64.53 60.11 56.37 44.76 25.75 23.94 38.79
199816.45 29.62 25.21 43.48 57.73 62.27 67.66 67.08 60.50 47.13 34.90 22.84 44.57
19998.94 21.84 25.85 41.78 55.58 61.45 68.50 63.73 56.20 41.95 37.13 20.73 41.97
200011.97 21.62 32.97 38.43 53.68 57.15 64.95 64.76 54.70 48.45 31.48 6.73 40.57
200118.06 9.59 23.58 41.18 54.19 62.88 66.42 66.85 54.63 43.39 40.92 24.61 42.19
200219.26 21.91 16.68 37.33 46.55 62.58 70.50 65.10 58.42 37.66 27.37 20.48 40.32
20039.34 7.30 22.29 35.77 51.11 60.45 65.55 66.85 57.77 43.11 28.30 21.76 39.13
20045.73 18.12 28.31 38.70 48.45 58.23 63.77 58.53 60.77 45.85 33.97 15.94 39.70
20059.53 20.39 21.95 44.37 49.39 66.57 67.71 65.21 59.83 47.37 31.15 17.48 41.75
200624.16 12.12 26.19 46.23 53.24 62.32 70.60 65.76 53.07a39.08 33.80 23.48 42.51
200715.90 6.70 29.19 37.58 56.47 65.07 67.02 65.79 58.25 49.44 29.55 14.81 41.31
200813.21 8.57 19.23a37.05b48.78b60.72 66.02 63.31 57.62 44.02 28.88 9.90 38.11
20094.47 15.23 24.19 38.67 50.60 59.63 60.40a61.84 60.43 38.98 37.31a14.31 38.84
201014.82 14.30 34.40 45.52 55.40a61.08 68.58 67.80a52.08 47.15 32.23 15.78a42.43
20119.13 15.52 23.42a38.43 50.40 60.80 70.23 65.73 55.07 48.34 33.33 22.29 41.06
201216.79 22.47 41.16 40.73 56.03 64.17 70.31 63.77 53.80 41.76 30.98 22.05a43.67
201313.92 11.50 19.76 30.90 50.11 59.92 65.15 64.06 57.20 44.06 28.33 7.39 37.69
20142.53 5.32 14.29 33.47 52.19 62.22 62.94 62.69 54.92 43.37 21.20 20.06 36.27
201511.11 2.54 25.94 39.77b51.85 60.20 66.42 63.18 61.87 44.50 35.93 27.71 40.92
201613.47 18.28 31.16 37.43 52.53 61.29a66.48 66.42a59.17 47.15a38.27 16.89 42.38
201716.39 22.25 24.58 40.28 48.13 61.23 64.66 60.44 58.43 46.47 26.40 12.82 40.17
201812.31 10.21 24.15 28.83 58.60 63.25 67.10 64.67a58.34a39.45 23.05 22.26 39.35
20199.27 7.98 20.71 37.20 47.44 60.07 68.13 62.77 57.93 42.31 24.22 18.92 38.08
202017.08 14.64 28.03 35.37 51.42 63.32 68.81 65.16 53.43 37.08 35.02 20.81 40.85
202117.40 7.23 31.05 38.88 50.84 65.97 66.63 66.56 57.90 51.02 30.12 20.23 41.99
20224.90 7.86 21.92 33.18 53.42 61.93 66.31 64.77 57.12 45.05 31.37 14.87 38.56
202319.53 17.46 23.39 36.97 54.06 63.45 64.50 62.90 59.68 46.15 30.97 28.90 42.33
202418.03 26.07a28.40 39.61k-----z-----z-----z-----z-----z-----z-----z-----z24.17i
Period of Record Statistics
MEAN11.81 14.32 25.24 39.52 52.42 61.92 66.80 64.49 56.46 45.20 30.27 17.32 40.42
S.D.5.67 5.66 5.07 4.23 3.75 3.01 2.65 2.83 2.96 4.03 4.25 5.22 1.89
SKEW-0.31 0.08 0.54 -0.01 0.04 -0.17 -0.05 -0.10 -0.13 0.05 -0.15 -0.14 -0.00
MAX24.16 29.62 41.16 50.35 62.05 68.95 73.84 73.40 63.35 56.85 40.92 28.90 46.31
MIN-5.31 -0.26 14.29 28.83 42.15 54.43 58.55 56.55 48.47 33.76 18.97 4.53 35.16
YRS123 123 122 122 121 121 120 122 122 123 122 123 116