PELTON DAM, OR

Average of Average Temperature (Degrees Fahrenheit)

(356532)

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
1958-----z-----z-----z-----z-----z-----z-----z75.94g60.90o55.71e41.80e40.87 46.13i
195938.34 39.82 45.11 52.73 54.00 65.57 73.27 68.63 61.32 53.52 40.85 35.13 52.36
196028.23 39.02 45.39 51.82 54.92 66.93 74.47 68.10 63.65 53.26 41.96d34.37 51.84
196140.26 45.05 46.13 50.72 56.66 69.72 72.92 74.74 60.03 51.19 38.43 37.11 53.58
196232.84 38.95 43.21 54.00 53.98 63.83 70.06 68.05 64.43 51.02 45.05 37.85 51.94
196330.29 44.88 44.52 47.37 57.69 62.73 67.98 69.48 67.37 53.82 44.10 34.02 52.02
196438.63 38.98 42.00 48.33 55.97 63.97a71.73 68.52 61.53 52.68 39.43a34.22a51.33
196538.05 42.96 43.78a52.88 56.16 65.08 71.95 69.65 -----z53.58k44.92 39.06o53.94c
196636.73t39.78a45.37 51.85 59.97 63.63 69.76 70.24 65.45 53.82 44.55 39.26 54.88a
196741.50 43.55 43.50 45.47 58.24 66.47 72.77 75.19 68.15 54.44 44.12 35.82a54.10
196837.24 43.34 48.02 49.47 57.52 65.50 73.55 68.40 63.92 51.40 42.73 34.79 52.99
196926.21 35.73 44.21 49.67 61.39 67.60 69.90 69.18 63.95 49.23 43.60 35.98 51.39
197035.68 41.43a44.85 45.83 58.66 68.30 72.40 71.34 58.85 50.29 41.92 37.08 52.22
197138.95 39.43 41.16 48.69a58.95 62.25 73.03 74.98 60.23 50.00 42.37 37.47 52.29
197235.24 39.98 47.84 47.40 60.61 67.10 72.50 72.00 59.78 50.90 44.00 29.37 52.23
197333.37 40.55 43.73a51.27 60.53 65.98 73.13 69.27a63.30 52.95 41.58 41.56 53.10
197431.21 42.12 45.37 50.53 55.63 69.52 71.71b72.10 65.82 52.85 44.52 38.98 53.36
197539.40 36.71 41.63 45.17 56.97 63.15 74.06 67.63 64.80 53.27 42.38 39.98 52.10
197638.97 39.31 42.39 48.62 58.90 61.57 72.32 68.94 67.02 53.52 45.03a34.69 52.61
197731.05 42.12 43.66 54.67 53.97 68.45 69.92a73.72a60.72a52.94 39.80 38.73 52.48
197836.13 42.59 48.24 50.03 54.81 65.82 71.03 69.31 60.33 54.15 35.27 32.55 51.69
197918.38a38.82 47.27 50.37 59.68 66.25 72.40 70.13 66.22a60.59o38.50h41.00 53.05b
198032.55b39.60 -----z52.50 57.40 61.57 72.24 -----z63.52b52.62a44.43 44.53m52.94c
198138.55 40.89 46.37 50.92 57.48 63.42 69.81 73.69 62.90i52.08a44.10 38.03 52.30a
198234.72a38.98 44.48 47.70 57.18 67.02a70.68 70.63a61.23 51.45 38.68 35.84 51.55
198340.06 43.12 47.68 49.41a59.19 62.93a67.88b72.45 61.30j53.84 44.62a27.62a51.71a
198435.22a42.27a47.66 48.43a56.22b62.67 72.94 72.39 61.93 49.42 41.67 33.58a52.03
198531.71b38.27 43.48 53.85 58.55 66.70 77.03 69.94 58.19a52.03 31.52 24.48a50.48
198637.53 40.57 50.18 49.00a59.43a70.00 68.08 74.92a58.70 53.77 43.81a35.58a53.46
198734.40 41.18 47.32 56.42 62.03 69.43a69.67b71.39 66.50 55.97 43.23 35.76 54.44
198833.57a41.79a45.52a54.36a57.66c65.40 72.53 70.98 63.57 60.79b43.90 36.35 53.87
198940.98d30.38 44.87 55.22 57.98 67.33a70.80a69.08 64.34a53.52b45.86b35.85 53.02
199041.62a40.24a47.90a57.47 57.63a67.03 75.56 73.74 69.29a53.32a46.10 29.40 54.94
199135.32 47.23 45.22a50.93 56.82 63.08 74.95a75.40a67.72c56.16b44.75 38.95a54.71
199241.39 45.48a50.27 54.97a65.02 71.72 73.68a74.06 65.57 55.61 43.17 32.84b56.15
199327.63a32.11a45.13 50.50a63.35 64.38a65.66 69.76 65.30 56.44 34.88 37.24 51.03
199440.50 38.25 47.98 55.18 62.03 66.75 75.55a71.92 68.20 53.37 40.93a38.47a54.93
199536.87 45.50 45.19 50.00a59.61 64.70 72.39 68.84b66.57b52.31 47.28 36.88a53.85
199637.57a37.41a46.40 53.27 55.92 65.86a74.37 72.55a61.73 53.03 41.93 36.38a53.04
199734.18 39.21 47.79 50.78 63.02b61.00g69.84f73.96c66.00 53.00 44.64a35.32a50.79b
199838.63 43.76a47.52 51.77 57.32 66.43 77.55b75.00a-----z53.13a46.02 39.20a54.21a
199940.44 42.57 44.43a49.11c56.48a65.17c73.08 75.37 64.53 55.00a47.95 39.84 54.50
200035.43j41.69 45.61 55.58 60.00 68.50a73.13a73.03a66.29a54.80a38.28 35.32a55.66a
200136.13 39.29 47.47 49.33c63.55b64.34b72.60b75.47 68.62b54.80a44.32b37.05a54.41
200238.85 42.57a43.10a51.95a56.02b65.52a73.58f68.90f64.22e49.33e40.87c38.15a49.06b
200341.17d38.85e47.61c47.86e57.29g67.50h76.08f73.00f66.74g58.38g39.34e37.12c41.99f
200429.91b40.24d48.84i51.00h56.94d66.70c74.13e72.93d62.37g53.62e41.85c37.91h54.54d
200535.80f38.42c47.38e49.90j58.31e60.60a72.61 72.45a61.68 53.08a39.28 27.90a53.17b
200640.08 35.46 41.47 50.17a58.24 65.92 74.63 70.15 62.98a50.68 42.40 34.44 52.22
200731.90a38.41 47.45 48.22 58.68 64.62 75.73 69.95a61.98b50.05a40.04b37.23 52.02
200832.33b41.30d41.45a44.78 57.56 62.97a73.18 71.58 63.43 51.73 44.63 30.13a51.26
200934.65 36.93 41.00 48.63 58.19 66.02a75.10 72.65 66.79a48.18 42.10 30.02 51.69
201040.19b40.39 44.26 46.84a53.77a61.12 72.10 70.27 63.34a53.02 41.12a34.74 51.76
201137.24 37.26a43.73 45.85 52.94 61.62a68.00 72.58 67.10 53.00 41.68 33.81 51.23
201237.79 37.98 43.03 51.13 56.97 62.38 73.06 73.34 65.73 52.61 44.18 36.71 52.91
201331.08 38.68 45.05 50.60 59.26 65.87 75.89 73.77 65.20 48.81 39.35 30.24 51.98
201435.32 33.11 45.76 50.79a60.34 64.43 76.76 73.89 65.95 57.42 37.43 36.69 53.16
201538.60 44.12 48.97 50.15 60.11 72.23 74.56 73.60 62.05 57.24 39.05 36.79 54.79
201634.65 42.71 45.39 56.05 60.08a67.95b70.73 72.84 62.47 52.26 47.03 28.25a53.37
201723.87 36.79 45.60a47.75 58.98b67.09a75.73 75.57b64.59a50.17a43.73b33.65 51.96
201839.27 38.23 43.13 50.57 63.19 65.93 76.02 73.47 61.85 51.44 40.59b36.85a53.38
201935.89c31.26a34.71g51.25 59.95k65.61b70.53 73.02f62.14e46.58g40.85m34.08a50.11e
202040.80d40.95g42.61d51.61b58.65e65.02c72.17d73.00a65.81c57.30h42.54d35.60f56.91c
202137.54h35.21i44.29e52.79k59.58f72.36b78.00 72.79 65.10 52.27 44.52a36.29 58.20d
202235.66b37.90b47.03a46.02a54.77a64.66a76.10 77.74b67.05a57.42a36.70 29.93b52.58
202334.78b35.52 39.02a48.23b62.31b67.05b75.95a75.22b64.56d53.25a41.85c38.31b53.00
202431.85 38.45a43.33e-----z-----z-----z-----z-----z-----z-----z-----z-----z37.88i
Period of Record Statistics
MEAN35.57 39.84 45.18 50.52 58.30 65.71 72.77 72.00 64.05 53.00 42.20 35.36 52.80
S.D.4.62 3.35 2.35 2.97 2.64 2.63 2.58 2.42 2.67 2.33 3.09 3.59 1.23
SKEW-1.20 -0.49 -0.12 0.25 0.31 0.40 -0.31 0.02 -0.23 0.54 -0.92 -0.86 0.55
MAX41.62 47.23 50.27 57.47 65.02 72.36 78.00 77.74 69.29 60.79 47.95 41.56 56.15
MIN18.38 30.38 39.02 44.78 52.94 60.60 65.66 67.63 58.19 48.18 31.52 24.48 50.48
YRS62 64 63 62 62 63 62 61 59 61 64 62 49