Royal Lakes, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 17° 35° -22° (1912) 74° (1909) 1.96" 5.8"
February 22° 41° -23° (1905) 82° (1930) 1.95" 5"
March 32° 53° -12° (1960) 91° (1907) 3.54" 3.6"
April 43° 65° 16° (1920) 92° (1930) 3.95" 0.7"
May 53° 75° 26° (1966) 99° (1934) 4.25" 0"
June 62° 84° 37° (1917) 106° (1934) 3.89" 0"
July 67° 87° 44° (1947) 113° (1954) 3.66" 0"
August 64° 86° 38° (1950) 110° (1934) 3.34" 0"
September 56° 79° 26° (1942) 105° (1913) 2.88" 0"
October 44° 68° 14° (1925) 95° (1953) 2.67" 0"
November 33° 52° -4° (1950) 84° (1950) 3.63" 1.1"
December 23° 40° -20° (1989) 74° (1998) 2.87" 3.9"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 28° 45° 5° (1964) 72° (1970) 0.11" NA
Dec 2 28° 44° 3° (1929) 72° (1982) 0.11" NA
Dec 3 27° 44° -4° (1929) 74° (1970) 0.11" NA
Dec 4 27° 44° 6° (1991) 74° (1998) 0.11" NA
Dec 5 27° 43° 9° (1937) 72° (1956) 0.11" NA
Dec 6 26° 43° 0° (1977) 71° (1980) 0.11" NA
Dec 7 26° 42° 0° (1976) 70° (1998) 0.11" NA
Dec 8 26° 42° -2° (1909) 69° (1991) 0.1" NA
Dec 9 25° 42° -5° (1917) 70° (1918) 0.1" NA
Dec 10 25° 41° -10° (1917) 65° (1918) 0.1" NA
Dec 11 25° 41° -14° (1917) 70° (1949) 0.1" NA
Dec 12 25° 41° -10° (1962) 66° (1929) 0.1" NA
Dec 13 24° 40° -5° (1903) 68° (1948) 0.1" NA
Dec 14 24° 40° -5° (1901) 68° (1975) 0.09" NA
Dec 15 24° 40° -9° (1989) 74° (1948) 0.09" NA
Dec 16 23° 39° -9° (1951) 65° (1948) 0.09" NA
Dec 17 23° 39° -3° (1989) 69° (1908) 0.09" NA
Dec 18 23° 39° -5° (1950) 67° (1939) 0.09" NA
Dec 19 22° 38° -12° (1983) 62° (1941) 0.09" NA
Dec 20 22° 38° -14° (1901) 67° (1941) 0.09" NA
Dec 21 22° 38° -13° (1989) 65° (1941) 0.09" NA
Dec 22 22° 38° -20° (1989) 64° (1965) 0.08" NA
Dec 23 21° 37° -17° (1989) 68° (1933) 0.08" NA
Dec 24 21° 37° -15° (1983) 67° (1955) 0.08" NA
Dec 25 21° 37° -15° (1983) 64° (1936) 0.08" NA
Dec 26 20° 37° -12° (1948) 70° (1942) 0.08" NA
Dec 27 20° 36° -4° (1925) 67° (1907) 0.08" NA
Dec 28 20° 36° -14° (1924) 71° (1984) 0.08" NA
Dec 29 20° 36° -7° (1917) 68° (1984) 0.08" NA
Dec 30 19° 36° -11° (1909) 67° (1965) 0.07" NA
Dec 31 19° 35° -8° (1976) 68° (1951) 0.07" NA
Advertisements
Track Severe Weather on mobile