LEWISTON AP, ID

Average of Minimum Temperature (Degrees Fahrenheit)

(105241)

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
194825.68 25.83 31.16 37.83 45.48 55.80 54.45 54.35 47.63 38.74 32.37 22.19 39.29
19495.71 25.93 34.74 40.50 49.29 51.80 57.19 57.39 50.07 35.06 36.63 28.29 39.38
19508.29 27.25 33.74 36.67 42.97 52.87 57.19 57.00 48.77 43.26 35.13 35.39 39.88
195126.42 28.11 29.97 36.17 43.71 48.47 57.45 55.23 47.87 39.48 31.17 23.00 38.92
195222.10 29.55 31.84 39.73 47.13 51.30 56.77 56.19 49.73 41.00 26.37 30.58 40.19
195338.13 31.18 33.58 38.90 42.35 47.67 56.23 56.81 49.70 39.74 35.53 31.94 41.81
195425.45 33.25 29.19 38.13 45.06 48.20 55.65 52.35 46.43 35.19 34.80 24.23 39.00
195525.03 24.68 25.23 33.87 41.13 52.90 55.87 53.71 46.93 41.39 27.43 25.52 37.81
195626.48 20.24 32.81 40.27 47.90 49.87 57.48 53.94 47.50 39.58 30.53 28.77 39.61
195711.81 28.18 34.71 38.83 49.61 52.43 56.32 54.77 50.03 42.00 30.40 32.61 40.14
195830.39 37.36 31.26 38.43 50.06 55.97 59.61 59.97 49.10 40.26 33.70 33.00 43.26
195928.48 30.00 33.81 38.83 42.48 51.93 57.26 53.32 48.17 39.94 26.20 27.81 39.85
196019.65 28.07 33.90 39.27 42.77 51.10 60.16 54.26 48.30 40.03 32.50 26.23 39.69
196129.52 35.32 35.52 38.73 44.90 55.87 60.94 62.13 46.10 38.74 27.30 27.81 41.91
196224.19 29.79 31.52 40.53 44.94 50.73 56.97 55.87 49.70 42.00 36.37 30.71 41.11
196316.74 32.43 34.74 38.80 46.74 54.70 55.90 58.58 55.13 44.71 35.13 29.29 41.91
196430.26 27.24 32.13 36.60 45.16 52.70 58.68 55.23 47.47 40.45 32.90 24.32 40.26
196528.68 31.29 28.06 41.00 43.74 51.33 58.77 58.68 46.13 43.39 36.90 29.52 41.46
196629.42 29.93 32.87 38.10 46.84 51.53 57.94 57.39 54.57 40.68 35.80 33.94 42.42
196733.68 31.89 32.81 36.00 45.97 55.07 60.10 61.84 54.60 42.52 32.93 27.19 42.88
196827.87 35.52 37.03 36.53 46.52 54.20 60.58 57.13 51.23 39.94 35.03 25.03 42.22
196917.61 28.21 31.68 39.27 48.03 56.60 57.52 56.29 52.23 38.10 33.53 30.71 40.82
197028.94 33.68 33.26 35.93 46.58 57.03 61.39 58.19 45.90 38.97 33.30 27.55 41.73
197130.26 30.64 31.94 37.63 47.94 50.93 58.45 61.71 45.20 37.48 32.97 28.00 41.10
197225.16 29.97 37.00 36.37 47.77 54.43 58.13 59.58 47.60 39.94 34.20 21.48 40.97
197324.84 30.61 35.68 37.77 46.81 53.97 60.10 59.13 51.80 40.23 33.93 33.58 42.37
197421.87 33.54 34.10 41.47 44.84 56.40 59.48 58.32 50.27 40.39 36.13 30.45 42.27
197528.32 28.07 32.23 36.97 46.16 52.20 64.00 57.10 49.97 42.68 32.27 30.84 41.73
197630.23 30.03 31.03 38.67 46.13 50.33 59.48 56.97 54.63 42.32 36.33 29.45 42.13
197723.23 32.64 33.19 41.73 45.97 58.13 59.16 63.03 51.03 41.19 32.63 32.16 42.84
197831.03 35.32 38.42 40.80 45.90 53.40 59.16 58.61 51.03 38.68 28.37 23.45 42.01
197911.23 30.00 36.00 40.17 47.42 53.03 60.55 60.71 54.07 45.48 31.30 32.97 41.91
198022.03 33.14 35.06 45.30 47.00 51.70 58.94 54.13 50.93 40.35 34.80 34.35 42.31
198133.03 31.64 35.68 41.00 46.32 50.70 55.39 60.90 51.13 40.23 36.40 31.55 42.83
198226.23 29.11 35.45 37.07 44.81 56.40 58.52 59.45 50.87 41.58 31.70 29.32 41.71
198333.65 35.32 38.16 37.17 45.97 52.07 57.13 61.29 47.00 41.48 36.40 19.10 42.06
198428.77 32.21 37.42 38.90 44.13 50.97 58.90 60.16 48.43 38.26 35.43 24.16 41.48
198523.00 24.86 31.65 41.13 47.48 53.17 63.16 55.71 46.77 38.74 22.77 18.55 38.92
198632.58 32.36 39.45 39.33 48.16 57.00 55.16 62.32 49.00 41.16 34.57 29.10 43.35
198725.71 32.18 37.45 44.27 50.39 55.90 59.16 56.87 52.70 40.13 35.73 28.32 43.23
198827.68 31.72 34.74 42.37 46.48 54.60 58.52 58.42 50.27 45.90 35.97 27.90 42.88
198930.35 20.04 38.65 44.80 47.97 56.07 60.26 59.55 52.30 43.81 40.10 31.97 43.82
199036.52 30.96 37.61 46.03 48.26 56.27 62.81 62.61 57.90 43.84 40.63 23.29 45.56
199128.10 38.50 36.10 40.53 44.19 49.13 57.68 59.84 51.00 38.81 33.87 31.35 42.42
199231.39 34.55 37.32 42.77 48.29 57.50 59.23 58.26 49.60 43.45 34.13 27.00 43.62
199321.58 25.39 37.42 40.83 50.52 52.47 54.10 56.71 49.70 43.19 26.57 31.16 40.80
199433.84 27.89 34.74 44.00 49.58 52.17 62.68 60.52 53.40 41.74 32.90 29.13 43.55
199529.35 34.71 35.00 40.23 48.61 52.97 60.44f56.06 52.93 40.90 38.27 29.61 41.70a
199628.35 26.07a34.90 41.27 44.23 51.60 58.52 58.06 49.33 41.29 33.57 28.19 41.28
199727.48 31.68 36.10 39.23 49.81 53.83 58.03 61.58 53.70 41.81 35.87 28.58 43.14
199830.55 34.00 36.52 40.47 48.74 53.77 64.13 60.55 55.80 39.68 37.53 28.42 44.18
199932.23 33.68 33.84 37.40 43.52 52.13 56.84 61.52 49.03 40.84 38.67 33.42 42.76
200030.68 34.14 35.10 42.60 47.06 52.47 58.84 58.26 50.27 40.16 27.53 27.94 42.09
200128.90 29.54 34.16 38.73 46.45 50.87 60.06 60.58 53.40 42.06 37.07 29.39 42.60
200231.42 30.64 33.13 38.87 44.68 54.00 61.84 55.94 50.70 35.58 33.57 32.74 41.92
200334.58 30.11 37.55 39.90 46.23 53.63 62.29 60.87 52.77 43.77 30.53 30.94 43.60
200428.35 33.00 37.81 41.30 48.45 54.73 62.29 62.00 51.40 43.23 35.23 31.84 44.14
200531.71 28.50 37.10 41.30 49.58 52.93 61.00 59.42 49.40 43.74 34.17 26.32 42.93
200635.97 28.43 35.29 41.73 48.52 56.53 63.00 58.29 51.07 39.16 35.30 29.32 43.55
200724.58 32.75 38.77 40.20 47.26 54.20 64.77 58.32 50.40 41.81 32.30 30.81 43.01
200826.23 33.55 32.90 35.43 48.94 52.07 59.58 59.74 51.03 40.97 37.47 24.29 41.85
200928.55 31.39 32.52 39.37 46.90 54.27 61.06 61.23 53.20 38.45 33.80 23.00 41.98
201035.16 34.50 35.10 40.00 44.00 52.90 58.16 58.74 52.77 44.16 31.50 29.71 43.06
201130.74 27.89 36.10 36.57 44.71 51.87 56.06 59.71 53.47 44.45 32.33 26.29 41.68
201228.90 31.52 35.19 42.30 45.90 53.90 62.58 60.74 52.80 42.16 38.57 32.81 43.95
201327.26 32.93 36.45 39.20 47.61 54.33 61.81 62.10 56.80 37.32 31.73 23.90 42.62
201430.71 28.61 35.68 39.93 48.16 53.70 64.32 62.52 53.50 46.84 32.77 32.10 44.07
201532.55 35.21 38.23 38.13 50.32 60.53 64.19 62.03 50.57 48.29 33.07 31.65 45.40
201631.26 35.72 36.97 45.17 49.97 54.30 59.52 59.55 52.03 46.03 39.37 22.68 44.38
201720.84 29.86 37.16 40.83 47.10 54.93 62.39 61.42 53.83 41.00 35.40 26.06 42.57
201834.52 30.68 35.13 42.00 53.16 54.77 60.84 60.58 49.57 41.13 34.47 31.42 44.02
201930.58 24.64 28.55 43.63 49.87 54.93 59.97 62.39 54.00 37.32 31.63 33.35 42.57
202033.42 32.14 34.35 40.03 48.45 55.37 59.87 61.48 53.03 42.16 34.87 31.29 43.87
202132.81 28.71 34.58 39.67 47.94 61.03 66.45 62.71 53.40 43.68 39.03 29.48 44.96
202228.26 28.54 38.61 37.27 46.26 55.10 63.03 64.58 55.30 46.35 28.87 26.32 43.21
202329.42 30.50 33.90 39.93 53.58 58.33 63.00 63.71 54.23 45.81 35.67 34.77 45.24
202427.65 35.69 35.65 42.47m-----z-----z-----z-----z-----z-----z-----z-----z32.99i
Period of Record Statistics
MEAN27.59 30.71 34.60 39.72 46.89 53.62 59.53 58.91 50.92 41.27 33.71 28.70 42.16
S.D.6.06 3.53 2.72 2.46 2.39 2.58 2.68 2.79 2.78 2.65 3.44 3.73 1.64
SKEW-1.45 -0.55 -0.76 0.34 0.15 0.29 0.27 -0.30 0.09 0.15 -0.68 -0.57 -0.36
MAX38.13 38.50 39.45 46.03 53.58 61.03 66.45 64.58 57.90 48.29 40.63 35.39 45.56
MIN5.71 20.04 25.23 33.87 41.13 47.67 54.10 52.35 45.20 35.06 22.77 18.55 37.81
YRS77 77 77 76 76 76 75 76 76 76 76 76 75