DETROIT DAM, OR

Average of Minimum Temperature (Degrees Fahrenheit)

(352292)

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
1954-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z40.77q33.19 33.19k
195531.58 31.36 30.94 34.23 39.23 47.66a51.26 51.90 49.07 44.55 33.46b33.23 39.87
195632.77 28.90 31.45 37.47 45.13a47.63 54.84 53.29 50.40 42.39 36.20 34.42 41.24
195725.94 32.93 35.90 39.70 47.84 51.43 52.16 52.10 52.47 44.39 35.97 35.06 42.16
195835.45 39.36 34.23 39.20 48.52 54.63 56.68 56.39 50.37 45.87 39.00 38.68 44.86
195935.61 33.82 35.42 39.07 42.39 50.63 54.16 53.23 49.63 46.00 37.60 35.42 42.75
196030.42 33.83 34.32 38.50 42.03 49.70 54.84 51.65 50.52a45.32 38.27 34.87 42.02
196136.32 36.57 36.48 38.27 44.81 52.93a54.06 56.97 47.73 43.39 35.37 33.77 43.06
196230.39 33.39 32.90 39.43 41.55 48.10 52.77a53.19 51.83 45.19 39.87 36.39 42.08
196327.71 38.75 35.03 37.45a44.19 49.20 51.32 54.55 54.10 46.16 39.67 34.90 42.75
196434.10 32.07 33.97 36.73 41.32 48.50 53.42 52.81 48.33 45.06 36.37 33.39 41.34
196533.81 34.18 34.65 40.20 41.16 48.37 54.65 55.23 47.93 47.00 42.00 32.58 42.65
196632.84 33.89 34.06 39.73 43.77 48.40 52.32 53.45 51.73 43.61 40.93 36.35 42.59
196736.42 34.32 34.68 36.00 43.35 51.60 54.71 57.00 52.80 45.39 40.83 33.35 43.37
196831.84 38.14 37.68 37.10 43.90 50.40 55.07a55.13 52.17 43.52 39.90 32.16 43.08
196927.94 31.57 33.00 38.23 46.42 53.87 52.87 51.52 51.13 42.52 40.17 36.94 42.18
197035.10 36.39 35.77 36.17 43.32 52.80 53.68 52.26 46.43 42.61 39.67 33.29 42.29
197130.97a33.32 32.23 36.27 43.00 47.47 54.23a56.84 48.57 41.68 37.63 32.84 41.25
197230.06 33.86 37.42 36.67 44.48 50.20 54.52 55.13 47.43 42.55 40.40 31.03b41.98
197330.45 36.82 36.13 37.93 44.90 48.73 53.10 50.94 50.27 42.90 36.31a37.58 42.17
197429.32 34.07 34.84 39.07 42.16 49.93 53.77 54.87 52.70 43.26 40.03 36.10 42.51
197534.45 33.14 34.57a34.77 40.97 46.31a53.45 51.10a50.90a45.52 36.97 35.07a41.43
197633.42 32.45 32.42 37.40 42.42 45.70 51.55 52.74 51.63 44.10 41.70 35.32 41.74
197731.61 36.11a34.55 38.90a41.29 50.14a51.58 57.32 50.10 45.55 37.00 38.26 42.70
197837.68 37.04 39.77 39.37 42.48 50.97 54.06 54.39 50.80 45.84 34.07 29.81 43.02
197926.74 32.96 37.06 39.55a44.87 48.31a53.65 54.35 53.30 47.65 37.43 38.57a42.87
198031.13 36.96a36.90 39.36b43.00a47.21a53.93b49.86b49.53 45.48 41.77 37.03 42.68
198137.35 36.29 37.26 40.00a43.45 48.18b50.10b56.06 50.38a42.07a40.07 36.27a43.12
198232.26 32.30a34.67a35.57b42.70d50.79a52.30a53.90a50.13 44.76b36.43 35.48 41.77
198335.90 38.00 39.53a37.59a45.74 48.14b51.71c55.77a48.59a44.57a41.07 30.74 43.11
198434.26d35.04a39.11c38.34a42.10b47.52a52.03 53.19 50.38a43.84 38.27 32.10 42.18
198532.16 30.59a33.03b40.00 43.50a48.55a55.07a52.55 47.50 42.90 31.13 30.26 40.60
198637.71 36.36 40.00 37.90 44.29 52.03 50.55 55.23 47.87 45.94 39.33 35.65 43.57
198732.39 36.07 37.68 40.79b46.31b50.07b52.29 52.77 50.90 45.76b41.07a33.77 43.32
198832.10a34.36a35.65 39.83 42.57a48.54d52.50a52.00 49.70 50.39 39.55a34.48 42.64
198933.77a27.04c35.90a41.48a43.69b49.79a51.42 52.16 49.43b42.74 -----z35.03a42.04a
199035.34b30.52a36.58 42.14a43.39 49.47 55.58 55.34b53.73 42.81 39.50 27.66b42.67
199131.00a39.70a35.48 38.73 42.60a46.14a53.65 54.94 51.53 44.30a41.47 37.55 43.09
199236.65 39.52 39.97 43.23 46.97 51.79b53.71 53.97 49.55a46.84 39.70 33.03a44.58
199329.87 31.77b38.19 40.77 47.71 48.37 50.87 53.10 49.37 47.00a33.47 34.87a42.11
199436.81 33.61 36.68 41.17 45.83a47.67 53.16 52.58 51.97 43.80a33.73 34.37a42.61
199537.39 37.63a36.06 38.97 45.70a48.30 54.81 51.53a53.70 44.90 42.52a37.16 44.06
199635.52 32.17 36.39 40.13 42.29 47.70 54.57a53.90a48.90 44.65 38.79a34.65 42.47
199734.16 34.82 36.29 39.17 47.28b48.70 53.10 55.55 52.40 45.29 42.47 35.39 43.72
199836.52 37.00 37.84 39.47 44.84 50.17 56.26 55.10 52.93 44.71 40.60 31.90 43.94
199934.94 34.25 34.97 36.97 41.13a48.13 51.52 54.93a48.77 44.27a42.13 35.70a42.31
200033.35 36.34 35.61 40.97 44.32 49.34a51.59b51.74 50.90 45.31b35.83 35.58 42.57
200135.21b34.29 37.35 38.21a43.55 46.60 51.39 52.45 48.59a41.39 37.87 33.52b41.70
200234.23 33.22a33.06 38.13 40.23 49.96b52.77 51.83a50.59a42.33a38.21a36.39 41.75
200337.87a33.21 38.71 38.50b44.23a49.41a52.74 54.32 51.79a47.00a35.04b35.63a43.21
200433.10 35.82a37.83a40.50 45.83b49.33 54.23 56.23 50.50 45.50a38.20 36.87 43.66
200533.58 32.93 37.37a39.79a46.13a47.38a53.53a52.94 46.48a45.20a35.79a32.55 41.97
200634.77a30.89a33.23 37.71b43.66b50.14a53.58 50.40a48.20 41.50a37.00a32.35 41.12
200728.52b33.25 35.08e37.61b42.50a-----z51.89c50.43a46.40 41.00c35.38a32.35 39.49a
200828.00d31.50a30.61c32.66a40.76b43.93a50.65 52.28b48.00a43.00c39.48a30.88f40.08a
200931.13a30.20c32.83b35.72a41.68c49.45a54.35 -----z50.37 41.42 35.60 27.84 39.14a
2010-----z35.21 33.74 35.67 39.45 46.30 51.33a50.65 49.27 42.03 35.17 33.06 41.08a
201129.90 29.14 30.68 31.77 37.87 45.77 48.48 51.06 50.07 42.81 34.10 29.10 38.40
201230.42 31.69 30.32 36.17 39.26 43.33 49.84 50.65 47.37 40.65 36.57 31.58 38.99
201326.45 31.14 33.48d36.63 42.73a49.40 52.97 55.23 49.47 40.26 33.07a27.72b39.88
201429.97 30.96a35.87 38.10 44.90 47.97 56.39 59.00 51.97 49.16 39.27 38.35 43.49
201536.81 40.14 40.10 39.03 47.74 53.03 56.97 56.48 50.73 48.58 38.93a36.19 45.40
201636.45 38.28 38.71 43.93 47.26 51.67 54.39 54.74 50.00 47.29 44.00 31.48 44.85
201729.84 34.75 38.13 39.73 45.35 51.73 56.19 59.52 57.70t45.17b44.00x35.94 43.64b
201837.93a32.44s36.03 41.63 49.63a50.73 57.61 59.03b50.13 46.16 43.20 37.97 46.37a
201937.58 31.85a35.74 46.20 47.94 50.97 55.07a57.06 52.60 41.14b39.47 37.06 44.39
202036.23 35.21 35.35 40.93 47.19 52.66a57.65 56.39 55.87 47.03 39.17 37.57a45.10
202137.42 34.61 35.61 39.00 45.67a55.20 57.74 57.68 50.73 45.26 41.70 35.71 44.69
202233.52 33.32 38.42 36.37 42.58 50.70 57.39 59.52 55.83 49.42 35.73 32.81 43.80
202335.61 31.68 32.94 37.43 47.74 50.33 57.03 59.26 52.47 46.55 41.00 37.81 44.15
202433.71 37.00 36.57c-----z-----z-----z-----z-----z-----z-----z-----z-----z35.76i
Period of Record Statistics
MEAN33.21 34.20 35.59 38.57 43.90 49.36 53.53 54.14 50.41 44.55 38.35 34.36 42.61
S.D.3.15 2.78 2.39 2.38 2.48 2.30 2.03 2.44 2.08 2.17 2.80 2.66 1.37
SKEW-0.39 0.06 -0.16 0.07 0.05 0.08 0.15 0.41 0.31 0.26 -0.30 -0.61 -0.57
MAX37.93 40.14 40.10 46.20 49.63 55.20 57.74 59.52 55.87 50.39 44.00 38.68 45.40
MIN25.94 27.04 30.32 31.77 37.87 43.33 48.48 49.86 46.40 40.26 31.13 27.66 38.40
YRS69 69 70 69 69 68 69 68 68 69 67 69 62