Royal City, Washington
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° 40° -28° (1957) 69° (1971) 0.92" NA
February 27° 48° -24° (1996) 71° (1971) 0.65" NA
March 32° 59° 3° (1993) 82° (1960) 0.71" NA
April 38° 67° 21° (1997) 96° (1977) 0.57" NA
May 46° 76° 24° (1954) 105° (1986) 0.51" NA
June 53° 83° 34° (1966) 109° (1961) 0.59" NA
July 58° 92° 41° (1981) 113° (1998) 0.27" NA
August 56° 91° 39° (1980) 115° (1961) 0.18" NA
September 47° 81° 26° (2000) 103° (1998) 0.32" NA
October 37° 66° 9° (2002) 89° (1958) 0.6" NA
November 30° 50° -19° (1985) 75° (1975) 1.08" NA
December 23° 38° -19° (1990) 70° (1980) 1.18" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 52° 86° 38° (2006) 101° (1998) 0.01" NA
Sep 2 52° 86° 40° (1959) 103° (1998) 0.01" NA
Sep 3 52° 86° 39° (1980) 102° (1998) 0.01" NA
Sep 4 51° 85° 38° (1962) 101° (1988) 0.01" NA
Sep 5 51° 85° 37° (1956) 102° (1955) 0.01" NA
Sep 6 51° 85° 39° (1992) 102° (1955) 0.01" NA
Sep 7 50° 84° 40° (1965) 98° (1958) 0.01" NA
Sep 8 50° 84° 32° (1962) 98° (1963) 0" NA
Sep 9 50° 84° 32° (1962) 100° (1963) 0.01" NA
Sep 10 49° 83° 37° (1970) 98° (1993) 0.01" NA
Sep 11 49° 83° 38° (1988) 100° (1953) 0.01" NA
Sep 12 49° 83° 32° (1962) 99° (1973) 0.01" NA
Sep 13 48° 82° 35° (1970) 96° (1981) 0.01" NA
Sep 14 48° 82° 34° (1952) 95° (2001) 0.02" NA
Sep 15 48° 82° 31° (1970) 96° (1957) 0.01" NA
Sep 16 47° 81° 33° (1962) 97° (1981) 0.01" NA
Sep 17 47° 81° 29° (1965) 96° (1952) 0.01" NA
Sep 18 47° 81° 31° (1965) 98° (1952) 0.01" NA
Sep 19 46° 80° 31° (1957) 98° (1981) 0.01" NA
Sep 20 46° 80° 30° (1983) 92° (1952) 0.01" NA
Sep 21 45° 79° 31° (1983) 92° (1979) 0.01" NA
Sep 22 45° 79° 31° (1983) 92° (1952) 0.01" NA
Sep 23 45° 78° 26° (2000) 93° (1952) 0.02" NA
Sep 24 44° 78° 28° (1958) 96° (1952) 0.01" NA
Sep 25 44° 78° 29° (2000) 98° (1952) 0.01" NA
Sep 26 44° 77° 29° (1972) 94° (1952) 0.01" NA
Sep 27 43° 77° 28° (1951) 94° (1962) 0.01" NA
Sep 28 43° 76° 29° (1999) 93° (1963) 0.02" NA
Sep 29 42° 76° 26° (1983) 92° (1963) 0.01" NA
Sep 30 42° 75° 26° (1983) 89° (1976) 0.01" NA
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