Rio Grande City, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 46° 70° 10° (1962) 97° (1997) 1" 0"
February 50° 75° 15° (1951) 104° (1902) 1.29" 0"
March 56° 81° 25° (1987) 108° (1954) 0.89" 0"
April 63° 88° 30° (1900) 112° (1963) 1.14" 0"
May 71° 93° 44° (1944) 112° (1955) 2.22" 0"
June 75° 97° 53° (1970) 116° (1998) 3.07" 0"
July 76° 98° 59° (1985) 111° (1998) 2.26" 0"
August 76° 99° 60° (1967) 115° (1947) 1.89" 0"
September 71° 93° 45° (1942) 111° (2000) 4.46" 0"
October 64° 87° 29° (1993) 104° (1905) 2.48" 0"
November 55° 79° 22° (1969) 99° (1947) 1.14" 0"
December 47° 70° 15° (1973) 97° (1977) 0.85" 0.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 75° 97° 69° (1972) 107° (1959) 0.13" 0"
Sep 2 75° 97° 68° (1973) 106° (1959) 0.14" 0"
Sep 3 74° 96° 68° (1973) 108° (2000) 0.14" 0"
Sep 4 74° 96° 67° (1903) 108° (2000) 0.15" 0"
Sep 5 74° 96° 60° (1974) 110° (2000) 0.15" 0"
Sep 6 74° 96° 52° (1974) 111° (2000) 0.15" 0"
Sep 7 74° 95° 52° (1974) 105° (1980) 0.15" 0"
Sep 8 73° 95° 53° (1974) 104° (1962) 0.15" 0"
Sep 9 73° 95° 59° (1953) 105° (1902) 0.17" 0"
Sep 10 73° 95° 60° (1953) 105° (2000) 0.18" 0"
Sep 11 73° 94° 58° (1942) 104° (1930) 0.17" 0"
Sep 12 72° 94° 64° (1939) 105° (1930) 0.18" 0"
Sep 13 72° 94° 59° (1960) 105° (1937) 0.16" 0"
Sep 14 72° 94° 60° (1902) 107° (1961) 0.17" 0"
Sep 15 72° 93° 63° (1940) 104° (1930) 0.16" 0"
Sep 16 71° 93° 61° (1934) 105° (1996) 0.16" 0"
Sep 17 71° 93° 59° (2008) 104° (1959) 0.15" 0"
Sep 18 71° 93° 55° (1981) 103° (1946) 0.14" 0"
Sep 19 71° 93° 54° (1981) 103° (1996) 0.14" 0"
Sep 20 70° 92° 54° (1981) 103° (1937) 0.15" 0"
Sep 21 70° 92° 54° (1942) 106° (1947) 0.13" 0"
Sep 22 70° 92° 54° (1983) 107° (1937) 0.14" 0"
Sep 23 70° 92° 53° (1975) 103° (1946) 0.13" 0"
Sep 24 69° 91° 49° (1975) 103° (2005) 0.14" 0"
Sep 25 69° 91° 50° (1975) 104° (1930) 0.13" 0"
Sep 26 69° 91° 51° (1991) 106° (2005) 0.14" 0"
Sep 27 68° 91° 54° (1940) 105° (1959) 0.14" 0"
Sep 28 68° 91° 46° (1942) 104° (1966) 0.15" 0"
Sep 29 68° 91° 45° (1942) 105° (2005) 0.13" 0"
Sep 30 68° 90° 46° (1967) 103° (1966) 0.14" 0"
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