LOWER MONUMENTAL DAM, WA

Average of Maximum Temperature (Degrees Fahrenheit)

(454841)

File last updated on April 23, 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
1962-----z-----z-----z-----z-----z-----z-----z-----z-----z63.71 53.67 44.97 54.11i
196336.74 48.11 59.06 60.70 74.13 80.73 86.13 90.29 86.30 70.48 53.43 37.42 65.29
196446.94 51.90 55.00 63.70 71.68 80.70 90.16 84.71 78.00 67.26 45.90 37.26 64.43
196540.00 51.04 55.10 67.97 73.61 81.53 90.97 89.84 77.20 73.10 53.30 43.42 66.42
196643.00 50.32 58.61 67.87 78.19 79.77 87.26 90.16 82.93 67.26 53.77 48.00c67.26
196749.48 53.61 55.77 59.48a72.39 85.97 94.39 99.13 88.70 68.81 52.00 42.74 68.54
196844.87 52.66 61.81 63.83 75.84 83.57 95.03 -----z80.43b63.48 48.67 42.75c64.81a
196927.94 41.46 56.68 64.07a77.77 87.57 90.84 89.19 80.93 63.35 52.13 40.71 64.39
197040.52d49.75 55.58 60.30 73.42 87.03 92.77 92.97 74.90 64.87 51.23 43.35 65.56
197145.77 51.25 52.48 63.03 76.35 74.60 93.16 96.68 75.33 64.90 51.57 43.94 65.76
197241.87 44.79 57.68 61.63 75.10 81.00 -----z93.68 76.63 66.77 50.70 36.71 62.42a
197339.87 48.00 58.61 66.43 76.81 81.47 93.61 90.42 79.83 -----z48.07 46.84 66.36a
197436.90 51.79 -----z62.72a68.13 83.63 88.81 89.42 85.27 70.23 53.33 47.48 67.06a
197541.61 43.57 52.87 58.20 70.58 76.93 91.74 83.97 84.27 -----z51.00 -----z65.47b
197645.03 47.41 53.61 62.53 74.00 78.67 89.48 84.65 84.60 69.03 52.20 41.26 65.21
1977-----z51.50 55.52 70.83 70.10 87.77 88.48 94.45 74.80 66.61 50.70 43.81 68.60a
197838.94 47.64 58.84 63.20 70.52 83.50 90.10 84.77 75.93 68.29 43.43 37.97 63.59
197921.71 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z21.71k
1980-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1981-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1982-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1983-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1984-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1985-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1986-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1987-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1988-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1989-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1990-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1991-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1992-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1993-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1994-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1995-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1996-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1997-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1998-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
1999-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2000-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
2001-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
200248.17y52.05g54.11m64.26k70.17m84.86h92.00j81.08r-----z-----z-----z-----z-----z
200351.12w-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
200446.00w49.35f62.32c64.38q72.88n82.70g93.27i89.06n77.71m70.52j52.17l43.79l62.32k
200541.10j51.56l61.70h65.63 74.24f79.06m92.36q90.35 79.70j66.62g49.50d38.26 60.94h
200649.75g47.06k56.77 65.42d76.71j79.83g96.00i89.25c80.67 65.44f53.06n46.33v73.03h
200732.75w54.57u58.43x-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN40.07 49.05 56.84 63.75 73.66 82.15 90.86 90.23 80.40 67.21 50.81 42.17 65.65
S.D.7.01 3.45 2.81 3.22 2.94 3.77 2.61 4.27 4.36 2.85 2.81 3.65 1.46
SKEW-1.29 -0.78 0.35 0.36 -0.16 -0.15 -0.09 0.29 0.30 0.32 -1.21 -0.05 0.62
MAX49.48 53.61 62.32 70.83 78.19 87.77 95.03 99.13 88.70 73.10 53.77 48.00 68.54
MIN21.71 41.46 52.48 58.20 68.13 74.60 86.13 83.97 74.80 63.35 43.43 36.71 63.59
YRS16 16 17 18 16 16 15 17 17 15 18 17 10