LOWER MONUMENTAL DAM, WA

Average of Average Temperature (Degrees Fahrenheit)

(454841)

File last updated on April 17, 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-----z53.76 45.42 39.37 46.18i
196328.44 40.39 47.73 50.97 60.98 68.02 72.32 75.23 71.15 58.19 46.17 33.37 54.41
196439.79 40.88 44.79 51.72 59.63 67.65 76.08 71.31 64.32 54.32 40.83 31.35 53.56
196535.82 42.46 43.92a56.17 60.89 68.53 77.24 76.76 63.70 59.18 46.65 36.82 55.68
196637.26 41.26a47.56 54.97 64.34 67.52 74.16 76.23 70.15 54.90 45.97 41.88c56.35
196742.44 44.07 46.10a49.97a60.40 72.13 79.82 82.32 73.25 56.74 42.83 36.61 57.22
196837.48 44.29 50.53 52.02 63.40 70.70 80.40 -----z67.30b52.85 42.19a36.89d54.37a
196922.47 35.77 46.60 53.79a64.77 74.67 76.39 75.11 68.42 52.60 44.52 36.94 54.34
197035.28d43.12 46.40 50.75 61.42 72.72 78.00a76.95 62.33 53.02 43.10 36.79 54.99
197139.11 41.38 42.56 51.40 62.15 63.32 77.11 81.06 62.82 53.56 44.03 36.39 54.57
197233.35 37.12 46.95 49.80 61.82 68.33a-----z78.58 63.80 54.94 44.20 29.87 51.71a
197332.47 40.14 48.18 53.47 62.65 68.37 77.83a75.97 67.28 -----z42.35 41.52 55.47a
197430.63 43.45 -----z53.02a57.63 69.30 74.21 75.23 69.43 56.40 45.97 40.89 56.01a
197535.39 36.14 43.74 48.07 58.55 64.57 77.42 71.05 68.48 -----z43.07 -----z54.65b
197638.50 39.29 42.29 51.45 60.08 64.92 74.69 71.76 70.15 55.23 43.73 34.76 53.90
1977-----z41.37a44.98 55.00 57.76 72.80 74.26 79.24 63.73 54.21 42.07 38.05 56.68a
197834.07a40.71 47.79 52.20 57.60 68.52 74.18 70.74 62.53 52.55 34.87 30.98 52.23
197916.13 -----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z16.13k
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
200241.50y42.69g43.08m52.50k56.78m71.80h76.90j63.12r-----z-----z-----z-----z-----z
200338.44w-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
200441.62w41.24f50.23c52.35q61.32n70.02g79.32i76.88n65.91m59.60j44.89l38.53l50.23k
200534.33j39.47l50.33h53.80 63.26f67.12m77.89q74.75a67.15j57.83g43.65d33.19 51.35h
200643.71g37.94k47.23 54.87d62.76j68.35g81.07i75.66c67.55 55.68f45.81n40.39v61.33h
200726.00w47.79u51.14x-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z
Period of Record Statistics
MEAN33.66 40.74 46.33 52.41 60.88 68.88 76.27 75.76 66.85 54.83 43.42 36.22 54.73
S.D.6.71 2.61 2.38 2.14 2.29 3.14 2.29 3.35 3.40 2.02 2.68 3.60 1.43
SKEW-1.29 -0.58 -0.04 -0.10 0.06 0.07 0.16 0.20 0.16 0.81 -1.74 -0.13 0.12
MAX42.44 44.29 50.53 56.17 64.77 74.67 80.40 82.32 73.25 59.18 46.65 41.88 57.22
MIN16.13 35.77 42.29 48.07 57.60 63.32 72.32 70.74 62.33 52.55 34.87 29.87 52.23
YRS16 16 17 18 16 16 15 17 17 15 18 17 10