Station:(458928) WALLA WALLA FAA AIRPORT | |||||||||||||||
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From Year=1949 To Year=2001 | |||||||||||||||
Monthly Averages | Daily Extremes | Monthly Extremes | Max. Temp. | Min. Temp. | |||||||||||
Max. | Min. | Mean | High | Date | Low | Date | Highest Mean |
Year | Lowest Mean |
Year | >= 90 F |
<= 32 F |
<= 32 F |
<= 0 F |
|
F | F | F | F | dd/yyyy or yyyymmdd |
F | dd/yyyy or yyyymmdd |
F | - | F | - | # Days | # Days | # Days | # Days | |
January | 39.5 | 27.8 | 33.6 | 70 | 20/1968 | -18 | 27/1957 | 46.1 | 1953 | 16.5 | 1950 | 0.0 | 8.6 | 19.1 | 1.2 |
February | 46.1 | 32.3 | 39.2 | 75 | 20/1995 | -16 | 01/1950 | 46.3 | 1958 | 24.1 | 1989 | 0.0 | 2.8 | 12.8 | 0.4 |
March | 54.6 | 36.3 | 45.5 | 79 | 30/1964 | 4 | 01/1993 | 50.4 | 1992 | 38.9 | 1955 | 0.0 | 0.2 | 7.0 | 0.0 |
April | 62.7 | 41.2 | 52.0 | 96 | 24/1977 | 20 | 19/1966 | 57.2 | 1977 | 46.5 | 1955 | 0.0 | 0.0 | 1.2 | 0.0 |
May | 71.1 | 47.6 | 59.3 | 100 | 28/1983 | 26 | 01/1954 | 65.3 | 1958 | 54.5 | 1962 | 1.2 | 0.0 | 0.0 | 0.0 |
June | 79.7 | 54.2 | 66.9 | 107 | 23/1992 | 36 | 01/1966 | 72.9 | 1992 | 61.0 | 1953 | 5.4 | 0.0 | 0.0 | 0.0 |
July | 89.2 | 60.4 | 74.8 | 114 | 10/1975 | 40 | 07/1971 | 82.3 | 1985 | 67.7 | 1993 | 16.4 | 0.0 | 0.0 | 0.0 |
August | 87.5 | 60.4 | 73.9 | 114 | 04/1961 | 42 | 24/1992 | 80.1 | 1967 | 68.7 | 1954 | 13.2 | 0.0 | 0.0 | 0.0 |
September | 78.0 | 52.4 | 65.2 | 104 | 02/1950 | 32 | 17/1965 | 71.5 | 1990 | 59.0 | 1971 | 3.7 | 0.0 | 0.0 | 0.0 |
October | 64.5 | 43.4 | 53.9 | 89 | 03/1958 | 19 | 28/1971 | 59.7 | 1988 | 49.3 | 1957 | 0.0 | 0.0 | 1.6 | 0.0 |
November | 48.7 | 35.0 | 41.9 | 80 | 04/1975 | -11 | 23/1985 | 47.7 | 1983 | 27.0 | 1985 | 0.0 | 2.2 | 9.9 | 0.1 |
December | 40.8 | 29.6 | 35.2 | 68 | 26/1980 | -24 | 30/1968 | 41.6 | 1974 | 20.6 | 1985 | 0.0 | 7.7 | 18.8 | 0.6 |
Annual | 63.5 | 43.4 | 53.5 | 114 | 19610804 | -24 | 19681230 | 56.6 | 1994 | 50.4 | 1955 | 40.0 | 21.6 | 70.5 | 2.3 |
Winter | 42.1 | 29.9 | 36.0 | 75 | 19950220 | -24 | 19681230 | 42.2 | 1967 | 29.0 | 1993 | 0.0 | 19.2 | 50.7 | 2.2 |
Spring | 62.8 | 41.7 | 52.3 | 100 | 19830528 | 4 | 19930301 | 56.6 | 1994 | 46.7 | 1955 | 1.2 | 0.2 | 8.3 | 0.0 |
Summer | 85.5 | 58.3 | 71.9 | 114 | 19610804 | 36 | 19660601 | 76.2 | 1961 | 67.6 | 1954 | 35.1 | 0.0 | 0.0 | 0.0 |
Fall | 63.8 | 43.6 | 53.7 | 104 | 19500902 | -11 | 19851123 | 57.5 | 1963 | 46.6 | 1985 | 3.7 | 2.2 | 11.5 | 0.1 |
Winter = Dec., Jan., and Feb. | Spring = Mar., Apr., and May | |
Summer = Jun., Jul., and Aug. | Fall = Sep., Oct., and Nov. |