Rio Grande, 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
May 1 67° 90° 44° (1944) 107° (1951) 0.05" 0"
May 2 68° 90° 44° (1944) 112° (1948) 0.05" 0"
May 3 68° 91° 48° (1976) 107° (1983) 0.06" 0"
May 4 68° 91° 46° (1970) 105° (1948) 0.06" 0"
May 5 69° 91° 46° (1970) 111° (1999) 0.06" 0"
May 6 69° 91° 48° (1970) 105° (1971) 0.06" 0"
May 7 69° 91° 51° (1970) 108° (1984) 0.06" 0"
May 8 69° 91° 50° (1960) 107° (1998) 0.07" 0"
May 9 70° 91° 51° (1984) 105° (1998) 0.07" 0"
May 10 70° 92° 52° (1961) 106° (1952) 0.07" 0"
May 11 70° 92° 54° (1993) 105° (1999) 0.07" 0"
May 12 70° 92° 48° (1942) 108° (1974) 0.07" 0"
May 13 70° 92° 52° (1952) 106° (2000) 0.07" 0"
May 14 71° 92° 50° (1976) 111° (1995) 0.07" 0"
May 15 71° 93° 50° (1976) 105° (1960) 0.07" 0"
May 16 71° 93° 53° (1973) 105° (1960) 0.07" 0"
May 17 71° 93° 50° (1970) 105° (1946) 0.07" 0"
May 18 71° 93° 50° (1970) 107° (1902) 0.07" 0"
May 19 72° 93° 52° (1970) 112° (1946) 0.08" 0"
May 20 72° 93° 55° (1986) 105° (1960) 0.07" 0"
May 21 72° 94° 55° (1986) 105° (2001) 0.08" 0"
May 22 72° 94° 53° (1967) 109° (1957) 0.07" 0"
May 23 72° 94° 53° (1967) 110° (1957) 0.08" 0"
May 24 72° 94° 55° (1967) 109° (1955) 0.08" 0"
May 25 73° 94° 55° (1967) 105° (2001) 0.08" 0"
May 26 73° 95° 56° (1967) 105° (1989) 0.08" 0"
May 27 73° 95° 57° (1901) 112° (1955) 0.09" 0"
May 28 73° 95° 60° (1942) 106° (1906) 0.09" 0"
May 29 73° 95° 56° (1942) 105° (2001) 0.09" 0"
May 30 73° 95° 58° (1942) 104° (1998) 0.08" 0"
May 31 73° 95° 56° (1984) 109° (1999) 0.08" 0"
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