LEWISTON AP, ID

Average of Average Temperature (Degrees Fahrenheit)

(105241)

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
194832.58 34.03 40.24 47.93 55.73 68.33 68.73 68.85 62.52 51.24 39.60 28.52 49.86
194914.29 33.57 44.02 54.00 61.74 66.20 72.53 73.10 64.57 46.79 45.20 34.61 50.88
195016.45 34.70 41.45 47.80 55.89 63.92 72.45 73.37 64.28 53.16 42.68 41.00 50.60
195133.18 37.18 39.69 51.80 57.82 63.07 74.29 71.27 63.60 49.48 39.27 29.79 50.87
195228.89 37.47 41.85 53.65 59.35 63.62 73.10 72.00 65.67 55.98 35.37 36.19 51.93
195344.13 39.71 44.00 50.07 54.74 59.90 72.77 71.58 66.23 53.29 43.83 38.79 53.25
195432.55 41.18 40.00 49.33 59.11 60.78 71.60 66.71 61.08 48.85 43.77 33.00 50.66
195531.47 33.66 35.29 45.03 53.32 66.65 70.45 71.52 61.92 51.79 33.70 31.82 48.89
195632.85 27.97 42.06 53.33 60.06 62.68 74.02 69.90 62.82 49.60 36.87 36.21 50.70
195718.31 35.45 43.76 50.53 60.68 65.68 71.45 69.61 65.92 50.50 38.75 39.58 50.85
195837.32 44.71 41.19 48.88 64.61 68.58 75.50 76.32 62.37 53.11 41.07 39.02 54.39
195935.65 36.61 43.71 50.73 54.39 65.37 73.98 68.21 59.47 50.63 36.07 34.81 50.80
196026.47 36.36 43.73 50.55 54.92 66.25 77.66 67.82 63.93 51.56 40.50 31.63 50.95
196135.71 42.46 44.58 49.68 56.79 71.38 76.63 78.42 59.68 49.48 35.98 33.98 52.90
196232.08 37.45 41.45 53.50 54.69 64.83 72.15 69.76 64.17 51.50 43.20 36.74 51.79
196324.16 40.66 45.13 49.10 59.97 65.75 70.29 73.65 69.77 56.08 42.85 33.92 52.61
196436.77 36.84 41.76 47.63 57.39 64.37 72.68 68.63 60.70 52.29 38.97 31.47 50.79
196534.10 39.61 40.02 52.03 56.65 65.20 74.16 72.18 59.17 56.24 44.28 36.44 52.51
196636.13 37.84 43.71 50.70 61.16 64.23 72.79 72.85 68.57 51.87 43.22 39.84 53.58
196739.69 41.29 42.08 46.52 58.23 68.42 76.24 79.10 69.48 53.40 40.87 33.50 54.07
196834.81 43.09 47.35 48.37 58.58 66.33 76.40 69.82 62.87 50.42 41.82 31.06 52.58
196923.63 34.70 43.23 50.67 61.40 69.67 72.79 71.84 64.28 47.85 40.80 34.94 51.32
197034.37 41.95 42.77 46.23 59.26 70.13 76.03 75.02 58.15 49.87 41.43 34.00 52.43
197136.23 39.02 40.84 49.57 60.40 62.32 74.58 78.06 58.53 48.79 39.72 34.13 51.85
197232.23 37.53 46.98 47.05 60.97 67.03 73.21 75.06 60.35 51.21 41.25 28.92 51.82
197332.24 39.07 45.71 50.42 61.08 67.62 77.05 74.77 64.68 51.29 39.80 39.34 53.59
197429.11 41.25 44.27 51.07 56.34 71.17 73.92 73.66 66.23 53.08 43.03 37.31 53.37
197534.24 35.27 41.00 46.48 57.79 63.60 77.74 70.39 66.15 51.39 40.25 36.90 51.77
197637.00 37.97 40.89 50.10 59.69 62.95 73.89 69.97 68.98 54.26 43.48 35.56 52.90
197728.77 41.48 42.13 55.93 56.48 72.27 73.11 77.37 61.33 50.71 39.42 36.74 52.98
197835.35 40.73 47.63 49.98 55.98 67.17 74.06 71.08 61.87 52.16 35.08 28.95 51.67
197916.85 35.95 45.97 49.82 59.15 67.12 76.00 74.95 68.95 55.90 37.45 39.76 52.32
198028.58 39.60 43.06 55.97 58.19 63.13 73.52 68.77 63.97 52.11 41.58 40.34 52.40
198138.45 39.71 46.52 51.62 56.95 62.17 70.90 77.71 65.50 49.53 44.15 36.69 53.33
198232.10 36.77 44.24 47.67 57.19 69.13 72.66 74.34 63.87 51.40 38.80 34.81 51.91
198340.47 42.93 47.05 49.17 59.45 65.12 70.53 76.65 60.72 53.02 43.78 25.27 52.85
198435.98 40.74 46.81 49.22 56.08 63.82 75.21 74.95 61.45 48.52 42.15 30.42 52.11
198527.95 32.55 42.26 53.45 60.26 66.90 79.94 69.47 56.80 48.65 28.93 23.21 49.20
198639.15 38.96 48.79 50.47 60.10 70.90 68.87 77.66 59.38 53.89 40.42 34.68 53.60
198732.02 40.41 46.37 56.97 62.29 69.95 71.44 71.97 68.25 54.58 43.57 33.77 54.30
198833.31 41.31 44.35 53.42 58.82 66.68 73.82 73.84 64.18 58.73 42.53 34.15 53.76
198936.24 26.55 46.29 56.08 59.34 68.57 74.47 71.35 66.03 54.37 47.07 37.85 53.69
199041.85 39.62 48.37 57.03 58.79 67.55 77.39 75.60 72.95 53.08 47.07 30.56 55.82
199134.48 47.70 45.39 52.00 55.85 60.28 72.27 75.08 65.53 50.60 40.10 37.60 53.07
199237.90 42.12 49.10 53.77 63.02 71.18 72.42 73.32 62.33 54.11 40.18 32.71 54.35
199326.97 32.82 46.42 50.13 62.92 63.88 65.42 70.23 64.67 54.34 35.15 36.05 50.75
199440.40 35.61 46.61 54.15 61.53 66.00 77.76 75.15 67.42 52.10 38.38 34.56 54.14
199535.37 41.93 44.47 49.87 59.82 63.72 74.02f69.94 66.28 49.34 45.10 34.66 50.95a
199634.11 34.29a43.39 51.33 54.10 64.03 74.81 73.39 61.75 51.42 40.48 34.24 51.44
199733.69 38.29 44.53 48.75 61.48 64.18 71.68 76.19 66.43 51.94 43.10 34.08 52.86
199836.90 42.02 45.56 50.92 58.87 65.50 78.68 76.39 69.27 49.92 43.53 34.45 54.33
199937.56 40.54 43.69 48.65 55.26 63.82 71.85 75.31 64.05 52.02 46.15 37.34 53.02
200036.02 40.64 44.19 54.37 58.65 65.98 73.60 73.56 61.08 49.63 34.08 32.85 52.05
200134.18 36.89 45.10 48.38 60.16 63.33 73.56 76.48 68.12 51.73 44.13 34.84 53.08
200236.92 38.89 40.76 49.78 56.74 66.95 77.06 70.45 64.17 47.69 41.58 38.15 52.43
200339.79 37.96 46.15 49.85 57.40 68.27 78.82 75.65 66.48 55.39 38.68 36.60 54.25
200434.00 40.26 49.13 54.02 58.55 67.85 77.55 75.76 63.48 53.35 41.90 37.85 54.48
200537.94 39.14 47.85 52.38 60.56 64.43 76.61 75.16 62.98 53.84 40.32 31.84 53.59
200642.19 37.48 44.68 51.95 61.27 68.55 79.32 73.94 65.40 50.68 42.82 35.58 54.49
200731.08 39.66 48.58 51.58 60.45 67.28 80.27 73.52 64.52 52.29 39.83 36.10 53.76
200832.97 41.26 42.16 47.08 61.02 65.48 74.97 74.15 65.52 52.63 44.38 30.39 52.67
200933.90 39.59 40.65 50.35 60.18 67.08 76.34 74.74 68.15 48.53 41.40 29.26 52.51
201040.98 42.59 45.89 51.00 54.84 63.52 73.66 73.13 65.13 53.58 38.52 35.56 53.20
201136.81 35.09 44.89 45.70 55.15 62.87 70.82 75.50 69.42 53.23 40.40 33.27 51.93
201236.37 39.28 44.18 53.07 57.65 65.52 77.58 77.37 68.33 52.73 45.25 38.08 54.62
201333.39 40.86 46.97 50.27 61.08 67.28 78.61 77.19 67.98 49.18 38.53 30.71 53.50
201435.76 34.25 45.50 51.28 61.48 66.42 80.32 76.66 67.72 57.94 40.23 37.85 54.62
201538.21 43.70 49.02 51.17 63.53 75.17 78.69 76.45 63.87 59.32 39.95 37.15 56.35
201637.45 44.38 46.94 57.45 61.92 68.72 73.35 75.16 64.32 53.56 47.08 28.66 54.92
201726.15 37.09 45.58 50.25 59.61 68.17 78.85 77.32 66.24a51.35 42.92 31.06 52.88
201840.19 38.23 45.47 52.42 64.89 67.00 77.23 75.27 63.57 51.94 42.27 36.83a54.61
201936.87 29.96 38.21 53.12 62.69 68.08 74.47 76.85 65.32 47.61 39.20 38.63 52.58
202039.68 40.78 44.23 52.33 60.24 66.15 74.69 76.02 67.62 53.26 42.13 37.44 54.55
202138.92 35.07 45.65 53.37 61.31 75.78 82.05 75.97 66.72 54.13 46.12 34.87 55.83
202234.42 37.55 47.65 47.35 56.15 66.57 78.23 80.08 68.90 57.58 36.37 32.00 53.57
202336.05 39.00 43.00 51.25 66.58 71.30 79.18 77.16 66.37 55.48 42.05 40.68 55.67
202433.48 42.26 46.09d-----z-----z-----z-----z-----z-----z-----z-----z-----z40.61i
Period of Record Statistics
MEAN33.83 38.48 44.29 50.91 59.04 66.41 74.69 73.79 64.61 52.16 40.95 34.63 52.81
S.D.5.78 3.68 2.75 2.73 2.77 3.08 3.12 3.03 3.18 2.63 3.37 3.57 1.54
SKEW-1.38 -0.66 -0.48 0.28 0.11 0.55 -0.06 -0.31 -0.12 0.42 -0.71 -0.64 -0.14
MAX44.13 47.70 49.13 57.45 66.58 75.78 82.05 80.08 72.95 59.32 47.08 41.00 56.35
MIN14.29 26.55 35.29 45.03 53.32 59.90 65.42 66.71 56.80 46.79 28.93 23.21 48.89
YRS77 77 77 76 76 76 75 76 76 76 76 76 75