Rio Grande City, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 44° 69° 10° (1962) 97° (1997) 0.97" 0.1"
February 48° 74° 15° (1951) 104° (1902) 1.1" 0"
March 56° 83° 25° (1987) 108° (1954) 0.74" 0"
April 62° 88° 30° (1900) 112° (1963) 1.22" 0"
May 70° 92° 44° (1944) 112° (1955) 2.42" 0"
June 73° 97° 53° (1970) 116° (1998) 2.94" 0"
July 74° 99° 59° (1985) 111° (1998) 1.27" 0"
August 74° 99° 60° (1967) 115° (1947) 1.97" 0"
September 71° 94° 45° (1942) 111° (2000) 4.68" 0"
October 62° 87° 29° (1993) 104° (1905) 2.48" 0"
November 54° 78° 22° (1969) 99° (1947) 0.9" 0"
December 46° 70° 15° (1973) 97° (1977) 0.92" 0"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 49° 74° 24° (1957) 91° (1991) 0.02" NA
Dec 2 49° 73° 24° (1957) 91° (1982) 0.03" NA
Dec 3 49° 73° 28° (1976) 93° (1982) 0.03" NA
Dec 4 48° 73° 27° (1968) 91° (1933) 0.03" NA
Dec 5 48° 72° 26° (1968) 95° (1977) 0.03" NA
Dec 6 48° 72° 30° (1999) 97° (1977) 0.03" NA
Dec 7 48° 72° 25° (1950) 96° (1951) 0.03" NA
Dec 8 47° 72° 25° (1950) 91° (1994) 0.03" NA
Dec 9 47° 71° 31° (1957) 90° (1977) 0.03" NA
Dec 10 47° 71° 18° (1978) 94° (1939) 0.03" NA
Dec 11 47° 71° 18° (1978) 90° (1939) 0.03" NA
Dec 12 47° 71° 22° (1966) 93° (1949) 0.03" NA
Dec 13 46° 71° 20° (1966) 88° (1948) 0.03" NA
Dec 14 46° 70° 19° (1966) 89° (1973) 0.03" NA
Dec 15 46° 70° 22° (1966) 90° (1973) 0.03" NA
Dec 16 46° 70° 25° (1958) 88° (1933) 0.03" NA
Dec 17 46° 70° 23° (1932) 91° (1977) 0.03" NA
Dec 18 45° 70° 28° (1974) 89° (1990) 0.03" NA
Dec 19 45° 70° 23° (1996) 89° (1970) 0.03" NA
Dec 20 45° 70° 24° (1996) 87° (1903) 0.03" NA
Dec 21 45° 69° 15° (1973) 92° (1951) 0.03" NA
Dec 22 45° 69° 16° (1973) 92° (1949) 0.03" NA
Dec 23 45° 69° 17° (1989) 89° (1970) 0.03" NA
Dec 24 45° 69° 18° (1989) 92° (1948) 0.03" NA
Dec 25 45° 69° 16° (1983) 92° (1948) 0.03" NA
Dec 26 45° 69° 16° (1983) 92° (1964) 0.03" NA
Dec 27 44° 69° 25° (1983) 88° (1946) 0.03" NA
Dec 28 44° 69° 24° (1904) 93° (1968) 0.03" NA
Dec 29 44° 69° 29° (1983) 91° (1931) 0.03" NA
Dec 30 44° 69° 19° (1983) 90° (1973) 0.03" NA
Dec 31 44° 69° 19° (1983) 91° (1973) 0.03" NA
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