ALTON, UT

Average of Minimum Temperature (Degrees Fahrenheit)

(420086)

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-----z32.48 36.07 47.10 45.87 39.30 32.03 22.46b16.31b33.95d
191612.07d19.52 23.20a29.03a30.81 41.73 48.65 45.06 38.70 29.48 19.41a11.29 29.08
19176.97 15.39 12.52 24.83 31.03 36.37 49.90 45.90 40.20 33.43a24.41a20.10 28.42
191815.23 17.74a26.13 27.03 30.10 48.33 47.29 44.68 41.77 36.10 19.93 15.47a30.82
191915.48 13.43 18.74 30.53 40.79q42.62a51.52 49.03b43.17 25.77a24.04d15.03a29.94a
192019.67a21.17 18.81 23.19c34.84 40.30 45.65 47.00a38.63 29.42 22.93a13.87a29.62
192116.53a17.96 25.80a25.75b33.43a43.13 49.26 48.32 38.63 36.55 25.33c23.30a32.00
19226.60a16.15a18.90a24.14a35.74 46.77 51.93a51.20a45.55a31.71 23.30 19.45 30.95
192319.58 14.93 20.29 27.83 37.19 40.86a52.78d49.00 41.76a30.77 26.80 18.16 31.66
192412.07a25.00 19.26 29.17 42.70a47.50 51.35 48.71 44.97a30.90 27.03 14.19 32.74
192512.97b23.54 25.67a31.17 40.32 43.03a54.00 49.90 39.41a32.06 22.50b22.87 33.12
192618.70a19.43n30.97b35.90a39.74 49.31a51.86b51.06 41.90a35.29c25.33c16.06 36.01a
192719.57a20.67a21.90 29.60 35.67a44.11b53.63a47.96c41.40 34.73a26.55a12.71 32.38
192818.63a19.79 27.16 27.27 39.23 40.13 50.03 52.04c43.81c35.28b24.67c14.84 32.74
192913.58 11.71 21.97 25.79a35.73a41.87 53.42 51.73a41.93 34.97 23.70 19.90 31.36
193010.32 21.54 22.74 32.37 30.97a42.40 50.77a48.81 40.57 31.65 22.07 14.00 30.68
193116.19 22.50 22.52 29.53 36.10 43.10 52.97 52.07a42.30 34.68 18.72a13.42 32.01
19326.87 18.04b19.87 27.47 34.65 45.07 51.35 50.71 43.47 31.48 25.37 9.32 30.31
19339.77a4.20c21.13a24.48c30.55 41.97 52.87 47.71 44.67 36.97 25.30 20.93a30.05
193417.68 23.79 29.29 30.70 38.58 39.86a51.26 52.13 42.33 35.42 25.80 19.23 33.84
193517.20a22.52c18.97 31.60 34.26 45.17 49.00 50.71 43.87 31.93a22.37 18.97 32.21
193616.13 16.45 22.68 30.48c37.83a46.00a52.43c50.23a41.83 33.71 23.97 19.70a32.62
1937-1.55 13.36 22.39 26.10 39.39 43.50 52.25c51.06 45.23 33.90 24.90 20.07d30.88
193820.00 18.29 19.57c29.97 35.97 43.50 47.43a49.32 42.60 32.19 18.30 19.94 31.42
193916.45 6.21 22.84 31.33 35.97 41.00a49.06 50.39 43.55a32.10 27.63 23.03a31.63
194017.32 19.21 25.39 30.62a37.77 47.83 49.23 49.42 43.93 34.07a21.28a18.13 32.85
194115.83a23.04 23.35 26.33 35.71 39.03a47.90 44.60a35.17 31.33a24.93 17.81 30.42
194213.97 10.44a17.74 29.23 30.29 38.10 49.74 46.07b37.67 33.77 24.40 20.74 29.35
194318.14b18.39 23.81 30.37 33.93a37.23 47.68 47.94 42.47 31.06 21.47 18.20a30.89
194412.39 15.66 18.29 27.03 34.87a40.17 47.90 49.30a44.40 35.13 21.70 17.16 30.33
194516.48 20.46 16.43a24.37 35.45 40.60 51.00 50.68 42.07 35.16 20.57 11.87 30.43
194611.23 13.75 21.71 31.66a34.35 43.13 50.23 51.23 43.87 31.00 22.37 21.19 31.31
194712.19 24.50 25.61 29.20 40.06 42.07 50.61 50.42 46.97 35.65 18.70 14.03 32.50
194817.35 13.93 15.68 28.60 34.39 42.93 49.03a49.30a43.93 33.00 19.27 12.10 29.96
19496.29 5.86 18.52 30.86a34.94 43.57 48.94 47.10 44.07a30.45 27.07 11.48 29.09
19508.81 17.19a19.84 29.37 34.68 41.43 50.71 47.06 41.20 36.84 26.60 23.26 31.41
195114.87 17.96 20.13 29.63 35.87 41.20 51.10 48.10 41.90 30.87 19.97 11.68 30.27
195211.19 12.07 15.26 29.70 36.42 41.17 49.42 51.74 44.47 36.42 19.53 17.10 30.37
195322.03 18.25 21.23 27.83 29.68 42.07 52.58 47.65 42.03 31.32 25.20 14.55 31.20
195418.26 22.39 18.94 33.23 38.17a42.70 53.77 47.06 43.87 36.19 27.10 16.93a33.22
195512.67a10.93a19.59b24.17 -----z42.27 50.10 52.94 42.57 35.65 22.03 20.61 30.32a
195620.00a11.31 22.03 28.43 36.07a44.20 49.23 45.39 43.17 29.81 17.52a16.55 30.31
195714.21b22.39 22.74 26.40 32.84 45.52a50.45 49.74 40.33 33.84 19.87 20.74 31.59
195818.26 22.36 20.26 26.93 39.19 44.20 48.29 53.23 44.47 34.94 23.41a23.03 33.21
195917.00 16.61 21.63a29.23 31.97 42.79a51.10 47.16 37.77 30.65 23.10 19.00 30.67
196010.70a13.31 23.94 28.40 34.45 43.90 49.23 48.32 45.03 32.13 23.83 17.77 30.92
196115.23 20.46 20.65 26.47 32.68 44.83 52.10 50.45 37.77 29.58 19.57 12.35 30.18
196213.26 18.04 13.16 30.63 31.00 39.43 44.74 45.61 42.50 33.55 26.03 16.55 29.54
196310.74 23.15a18.65 24.17 34.00 38.47 48.16 49.67a41.43 34.65 22.77 14.00 29.99
19648.52 12.31 15.39 25.33 32.48 39.67 50.61 48.48 38.97 34.65 19.00 17.13a28.54
196518.32 18.18 18.58 27.63 31.77 37.17 47.97 45.97 35.90 34.00 26.43 17.52 29.95
196611.61 9.57 22.52 27.77 35.84 40.90 48.97 48.65 43.27 32.39 26.50 17.52 30.46
196716.74 16.61 23.16 21.80 33.58 39.23 50.87 49.45 42.77 33.74 25.97 11.06 30.42
196813.81 22.48 23.10 25.28a33.35 41.83 48.43a46.06 38.33 31.97 22.87 12.39 29.99
196918.57a14.79 16.45 27.23 36.90 40.87 49.57a50.61 42.47 28.94 23.17 19.00 30.71
197016.10 22.61 21.03 21.40 33.23 43.80 51.03 51.16 36.60 29.35 24.31a12.48 30.26
197115.52 16.54 21.23 27.17 31.97 40.90 49.97 50.94 38.73 28.87 21.83 12.35 29.67
197215.45 20.14 26.32 27.97 34.29 44.03 49.97 47.71 40.27 35.13 20.53 10.65 31.04
19738.84 16.50 18.45 24.87 36.61 42.03 47.97 46.84 38.77 30.97 21.73 18.84 29.37
197412.10 13.18 26.10 24.93 35.20a44.97 49.29 47.19 41.40 35.30a23.97 14.68 30.69
197514.90 13.43 19.52 21.43 30.84 39.27 49.26 44.68 41.17 29.39 19.93 20.35 28.68
197616.77 20.72 17.58 24.57 36.16 39.43 49.65 44.19 42.31a31.57a23.93 16.39 30.27
197713.84 20.79 16.71 28.23 31.90 44.90 50.19 49.26 41.97 34.23 23.83 20.68 31.38
197816.35 17.93 26.35 28.07 33.55 41.27 48.39 46.00 40.67 37.45 23.43 11.35 30.90
19799.23 11.29 20.84 26.37 36.42 40.83 47.80a45.81 43.77 33.58 19.17 17.45 29.38
198020.23 19.69 17.81 27.37 33.35 38.60 49.23 45.87 41.60 32.45 23.37 23.90 31.12
198118.67a17.61 22.81 30.93 35.13a45.00 51.29 48.00 42.23 32.03 25.60 20.77 32.51
198212.97 16.00 23.52 26.30 34.10 38.87 46.58 50.53a43.13 28.26 22.07 14.71c29.75
198316.13 18.63a22.13 22.30c33.39 41.27 48.65 50.23 43.83 34.06 24.41c18.23 31.10
198415.16 17.55 -----z24.31a37.18c40.48a50.84 50.61 41.63c28.07c21.73 14.00 31.05a
198513.73a11.96 21.58 32.47 34.32 43.77 51.77 47.00 37.17 32.55 20.93 17.87a30.43
198622.55 22.71 28.19 29.70 34.97a44.33 47.87 51.87a37.25b30.60a25.57b19.00 32.88
198714.90 20.82 20.77 31.80 36.47a43.83 47.13 47.42 40.43b35.52 24.23 14.70d31.50
198814.48 21.14 21.13 30.20 33.34b45.45a51.03 48.27a39.33 37.73a22.87 14.19 31.60
19899.73a13.71 25.32 31.55a34.61 42.10 50.60a45.16 39.73 29.77 23.23 17.55 30.26
199014.10 15.64 24.59b30.53 32.26 42.17a49.83b45.77 44.73 33.26 22.60 6.94 30.20
199113.16 23.50 18.94 24.34a31.68 39.93 50.26 49.43a43.31a35.10 24.48a17.61 30.98
199215.71 22.83 27.00 33.17 38.37a40.80 47.55 48.45 38.47 34.00 17.47 11.23 31.25
199313.90 13.68 21.39 26.80 32.77a37.83 42.13 49.25w33.90t32.84 20.62a16.55 25.85b
199418.81 12.43 26.39 30.37 36.13 44.80 50.16 51.55 42.67 30.55 17.23 -----z32.83a
199516.68 23.43 24.33a27.23 32.23 39.80 46.81 49.97 42.77 31.84 25.97 18.84 31.66
199616.97 21.41 22.97 29.17 35.58 43.90 53.47a51.19 41.10 31.42 26.30 20.13 32.80
199718.55 16.04 23.39 27.47 37.84 42.70 47.58 49.87 46.27 31.10 25.90 17.17a31.99
199818.94 18.00 22.03 25.87 32.19 36.77 50.16 50.52 43.67 30.61 23.23 17.58 30.80
199921.42 21.25 23.74 25.53 31.70a41.03 50.23a48.23a41.47 32.32 25.93 18.07a31.74
200020.94 22.07 23.58 31.50 37.94 44.07a48.68i52.03a42.30 34.65 17.80 20.84 31.61a
200114.52 19.59a25.32 28.45a38.94 41.67 48.48 49.65 43.00 35.65 25.93a13.97 32.10
200215.94 17.32 20.77 30.77 33.87 44.60 53.42 47.77 44.23 31.77 24.57 15.90a31.74
200323.81 20.36 23.23 25.83 36.68 42.17 53.29 51.10 43.57 38.13 21.83 16.87 33.07
200413.23 15.04a27.00a30.77 33.42 42.47 49.10 48.23 39.60 33.53a24.27 20.68 31.44
200521.13 22.00 23.74 27.83 36.19 39.43 51.55 48.74 39.37 34.16 25.43 17.35 32.24
200616.81 19.18 20.71 28.53 36.90 45.77 53.63a50.33y38.37 32.29 23.30 17.35 30.26a
200713.42 21.46 25.90 29.67 36.10 43.30 54.58 50.77 42.27 31.87 25.03 11.84 32.18
20089.43a15.79 22.10 25.67 32.52 40.63 50.97 50.84 41.83 33.19 -----z15.26 30.75a
200918.35 17.04 22.16 26.33 38.87 40.70 51.87 47.06 44.60 30.03 25.00 12.10 31.18
2010-----z15.50 21.81 27.03 30.90 43.33 52.40a49.33a42.87 36.26 21.60 24.00 33.18a
201115.81 15.54 23.35 28.70 31.81 39.20 50.47a50.81 43.37 33.58 22.93 16.39 31.00
201219.48 17.72 23.55 30.33 37.55 44.70 52.58 51.77 44.03 34.03 25.87 16.39 33.17
201313.42 17.39 25.29 29.33 35.34b44.93 52.21b50.77 45.77 30.84 26.97 17.10 32.45
201423.19 21.75 24.61 29.27 34.03 42.93 55.19 48.35 46.23 35.87a26.53 21.74 34.14
201525.81 26.43 29.29 28.83 35.90 47.80 50.90 52.39 46.57 40.68 40.09g18.10 36.61a
201618.13 23.59 26.94 31.90 35.84 49.00 51.90 49.65 42.77 37.58 27.73 21.00 34.67
201717.39 26.93 30.32 29.70 33.77a46.03 52.55 50.65 42.43 32.16 28.77 20.60a34.27
201822.42 17.96 23.65 30.07 36.15e46.47 54.68 51.06 44.69a34.30a22.28a18.48 33.52
201918.55 12.07 25.29 32.60 32.03 41.93 48.86b49.81 43.67 26.65 24.97 18.65 31.26
202017.61 19.90 26.77 30.93a37.32 44.03 50.45 52.61 44.67 35.74 24.90 17.03 33.50
202117.61 20.30a22.45 29.47 35.35 49.17 56.71 50.29 45.70 32.13a28.80 19.38b33.95
202215.81 17.96 24.52 28.43 33.58 46.47 54.52 52.84 47.13 33.03 20.20 17.13 32.63
202315.29 15.32 17.87 26.57 37.74 40.52a53.55 51.19 42.87 33.32 24.77 20.84 31.65
202419.61 20.79 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z20.20j
Period of Record Statistics
MEAN15.43 17.87 22.14 28.19 34.88 42.46 50.35 49.08 42.08 33.00 23.37 17.01 31.29
S.D.4.23 4.39 3.53 2.76 2.60 2.83 2.33 2.20 2.51 2.57 2.68 3.51 1.35
SKEW-0.65 -0.56 -0.10 -0.20 0.25 0.17 -0.18 -0.32 -0.47 -0.03 -0.37 -0.28 0.27
MAX25.81 26.93 30.97 35.90 42.70 49.31 56.71 53.23 47.13 40.68 28.80 24.00 34.67
MIN-1.55 4.20 12.52 21.40 29.68 36.07 42.13 44.19 35.17 25.77 17.23 6.94 28.42
YRS108 108 107 108 107 109 108 107 108 109 107 108 97