Lewisville, Texas
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 34° 55° -1° (1918) 95° (1911) 2.24" 0"
February 38° 59° 3° (1905) 95° (1996) 2.91" 0"
March 45° 66° 13° (1980) 100° (1916) 3.62" 0"
April 53° 75° 29° (1989) 101° (2006) 3.16" 0"
May 63° 82° 33° (1903) 105° (1911) 4.9" 0"
June 70° 90° 47° (1903) 109° (1980) 3.92" 0"
July 74° 94° 56° (1972) 112° (1912) 2.38" 0"
August 74° 95° 54° (1915) 115° (1909) 1.84" 0"
September 66° 88° 38° (1995) 109° (1998) 3.37" 0"
October 55° 78° 22° (1993) 102° (1904) 4.02" 0"
November 45° 66° 17° (1976) 89° (2003) 2.94" 0"
December 35° 56° -1° (1989) 89° (1955) 2.69" 0.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 33° 54° 10° (1991) 81° (2006) 0.07" 0"
Jan 2 33° 54° 9° (1979) 83° (2006) 0.06" 0"
Jan 3 33° 54° 5° (1911) 83° (2006) 0.07" 0"
Jan 4 33° 54° 6° (1959) 85° (2006) 0.06" 0"
Jan 5 33° 54° 8° (1959) 79° (1916) 0.07" 0"
Jan 6 33° 54° 12° (1959) 80° (1956) 0.06" 0"
Jan 7 33° 54° 6° (1912) 79° (2008) 0.07" 0"
Jan 8 33° 54° 9° (1913) 84° (2006) 0.06" 0"
Jan 9 33° 54° 10° (1976) 88° (1969) 0.07" 0"
Jan 10 33° 54° 7° (1962) 81° (1957) 0.06" 0"
Jan 11 33° 54° 3° (1918) 80° (1907) 0.06" 0"
Jan 12 33° 54° -1° (1918) 80° (1995) 0.06" 0"
Jan 13 33° 55° 6° (1912) 82° (2000) 0.07" 0"
Jan 14 33° 55° 7° (1912) 79° (1996) 0.06" 0"
Jan 15 34° 55° 10° (1905) 80° (1901) 0.07" 0"
Jan 16 34° 55° 13° (1972) 77° (1901) 0.07" 0"
Jan 17 34° 55° 9° (1982) 80° (1914) 0.08" 0"
Jan 18 34° 55° 13° (1982) 81° (1914) 0.08" 0"
Jan 19 34° 55° 10° (1984) 78° (1914) 0.08" 0"
Jan 20 34° 55° 9° (1985) 78° (1999) 0.08" 0"
Jan 21 34° 55° 8° (1985) 83° (1986) 0.08" 0"
Jan 22 34° 55° 13° (1978) 83° (1909) 0.07" 0"
Jan 23 34° 55° 10° (1966) 82° (1909) 0.08" 0"
Jan 24 34° 56° 6° (1963) 80° (1909) 0.08" 0"
Jan 25 34° 56° 8° (1963) 80° (1967) 0.08" 0"
Jan 26 34° 56° 14° (1897) 81° (2005) 0.08" 0"
Jan 27 34° 56° 9° (1897) 81° (1911) 0.08" 0"
Jan 28 35° 56° 12° (1963) 82° (1903) 0.08" 0"
Jan 29 35° 56° 10° (1966) 83° (1970) 0.08" 0"
Jan 30 35° 56° 7° (1966) 85° (1917) 0.09" 0"
Jan 31 35° 57° 11° (1966) 95° (1911) 0.08" 0"
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