WINCHESTER, ID

Average of Average Temperature (Degrees Fahrenheit)

(109846)

File last updated on March 29, 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
1965-----z-----z-----z-----z-----z-----z61.92 60.45 48.13 49.97 37.30 28.58 47.73f
196626.61 27.50 31.44 40.88 50.11 51.53 59.56 60.97 57.42 44.21 35.85 29.98 43.01
196729.82 32.71 31.77 36.15 47.23 56.13 63.12c66.79 60.00 44.94 35.88 24.95 44.13
196825.84 35.38a38.23 37.38 46.58 53.60 62.52 57.98 53.18 42.87 32.82 22.73 42.43
196920.68 24.54 31.47 41.68 50.39 56.78 59.65 59.52 54.95 40.03 38.23 30.71b42.38
197027.52 35.73 32.35 34.95 48.31 58.53 63.52 62.35 48.10 42.56 33.82 24.50 42.69
197128.00a30.46 29.03 39.07 49.34 51.77 60.76 65.63 47.33 39.69 32.42 24.22a41.48
197221.86b29.16 36.42 35.85 49.73 54.88 60.02 63.16 49.28 43.40 34.10 20.82 41.56
197323.85a31.09 34.98 39.33 49.05 54.78 63.44 62.37 54.53 43.63 29.77 31.13 43.16
197421.98 29.83a32.48 40.67a44.58 58.12 61.16 61.19 55.50 46.89 35.63 28.48a43.04
197524.76 25.96 30.50 34.47 46.02 52.35 64.85 57.45 54.13 42.13 31.33 30.45 41.20
197629.21 29.02 28.55 38.60 49.11 51.28 61.73 57.92 56.62 45.16 38.12 31.48 43.07
197724.56 35.46 29.48 44.83 43.66 58.33 60.02 62.92 50.22 43.29 30.33 27.60 42.56
197828.69 32.39 39.50 40.95 45.10 55.88 61.08 58.45 51.93 45.10 28.88 18.66 42.22
197914.23 28.36 36.11 40.23 49.84 56.00 62.85 62.58 57.23 46.13 29.47 31.81 42.90
198020.45 31.95 31.77 44.62 48.28a52.73 61.15 56.37 54.78 46.48 35.50 34.11 43.18
198134.00 32.18 37.63a42.27 46.45 52.05 56.35 61.92 53.62 41.58 38.17 29.77 43.83
198224.85a25.28c33.55b37.55a46.03 55.67a57.77 60.02 50.98a42.03a30.21b25.73c40.81
198332.98b35.21 39.32c39.62a48.45 53.42e58.48 64.95 49.42 45.00b36.60 19.10a43.55
198427.41b33.30a37.65 39.00 45.42 51.54d60.81 -----z51.05 39.94 33.93a22.70a40.25a
198520.85 24.05 30.56 45.72c-----z55.48a65.21 57.75a47.57 42.23a21.92 21.85 39.38a
198634.11 31.39 41.95 41.14a50.74 59.53 57.02a65.98 49.35 46.53a32.23d28.60 44.88
198725.92 33.55 37.52 48.07 50.82 57.41a59.50 58.06 55.45 46.66 36.55 27.19 44.73
198825.55 34.60 35.26 44.76a48.47 54.77 59.23 59.35 52.55a51.31 33.90a27.18 43.91
198927.16 19.91a34.58 43.83 47.55 55.73 60.69 58.76 55.42 44.34 38.78 31.85 43.22
199031.03 27.82 36.24 44.60 46.19 53.75 63.35 63.29 60.93 43.00 36.85 20.47b43.96
199125.34 38.62 33.16 40.10 44.94 50.35 60.53 64.47 56.68 45.89 33.23 32.29 43.80
199231.63 38.52 41.44 44.84a51.31 59.81a59.68 62.00 53.45 47.35 32.25 25.18 45.62
199322.44 24.70 37.23 40.35 52.79 52.84a52.94 57.22a53.00 47.02 29.57 29.82a41.66
199434.40 28.74c37.50 43.72 49.08a51.73 62.67a62.65a56.37 43.55 27.26a28.63a43.86
199530.79 35.36 35.66 40.48 49.05 53.25 61.88c58.53a56.12a41.42 38.80 29.24 44.22
199626.90 28.21 35.53 42.70b44.05a54.53 63.58a62.76 51.83 43.84 35.03 28.24 43.10
199728.39 29.84 35.52 39.03 51.95 53.83 59.95a64.60 57.00 43.84 37.92 28.77 44.22
199830.69 33.50 35.92 41.50 48.76 54.28 66.65 65.11 60.15 44.29 35.75 26.58 45.27
199930.95 30.61 33.27 38.52 44.37 52.77 60.15 64.52 53.55 46.10a41.10a29.29 43.77
200028.06 32.76 35.11 45.05 47.85 55.15 61.06 61.85 52.55 44.08 27.40a26.27 43.10
200127.50 27.77 36.35 39.66a50.76 52.62b61.27a64.71 58.78 44.89 38.40 27.16 44.16
200228.34 30.20a30.65 40.53 46.65 55.57 64.65 59.55 54.92 39.85 36.80 30.90 43.22
200334.10a28.46 37.11 40.95 48.05 56.57 66.60 65.48 57.57 48.94 30.10 29.82 45.31
200428.48 31.03 39.60 43.82 47.22a55.19a64.05 63.05 52.63 44.47 34.67 32.06 44.69
200530.00 31.95 38.23 41.82 50.10 53.45 64.45 64.00 52.25 46.27 33.95 26.37 44.40
200632.85 28.38 33.26 42.07 48.57d56.97 67.73 63.50 56.68 43.97 35.20 30.08 44.94
200723.69 33.11 40.21 42.70 49.98 55.77 68.27 62.48 54.27 45.16 34.22a26.74 44.72
200824.82 32.02 31.87 36.72 49.47 53.45 63.29 63.16 55.85 46.03 39.62 23.98 43.36
200928.15 32.05 30.24 40.02 50.32 56.45 64.69 64.65 59.87 40.85 35.58 22.48 43.78
201033.71 33.66 37.26 41.35 44.85 53.75 62.26 62.16 55.83 47.53 32.30 29.82a44.54
201129.84 27.70a35.02 36.60 45.32 53.53 60.18 64.55 60.86a45.68 33.95 29.69 43.58
201230.66 30.22 35.61 43.98 47.56 54.22 65.29 65.69 58.27 44.65 38.00a28.68 45.24
201326.31 31.02 36.48 40.43 50.08 56.42 66.53 66.50 58.58 42.21 34.53 26.27 44.61
201431.60 26.43 37.08 42.26a50.08 53.92 66.83a64.40 57.65 50.26 34.83a-----z46.85a
2015-----z-----z-----z-----z-----z61.69f66.97n65.29 52.78g51.72a32.88b33.81o49.96i
Period of Record Statistics
MEAN27.58 30.65 35.05 40.93 48.14 54.66 62.02 62.18 54.49 44.69 34.16 27.41 43.54
S.D.4.25 3.77 3.30 2.98 2.26 2.21 3.05 2.82 3.59 2.80 3.68 3.64 1.15
SKEW-0.57 -0.28 -0.08 -0.06 -0.22 0.33 -0.23 -0.38 -0.20 0.44 -0.79 -0.63 -0.39
MAX34.40 38.62 41.95 48.07 52.79 59.81 68.27 66.79 60.93 51.72 41.10 34.11 45.62
MIN14.23 19.91 28.55 34.47 43.66 50.35 52.94 56.37 47.33 39.69 21.92 18.66 40.81
YRS49 49 49 49 48 49 50 50 50 51 51 49 46