As of 12:01 CDT

Lewisville, TX weather in August

95°

Lewisville, Sunday, 9 August, 12:01

Clear. Feels like 106°. High 99°, low 77°.

Pressure30.00 inHg

Wind6 mph S

Humidity52%

Visibility6.2 mi

Dew point73°

See detailed hourly forecast

In August, Lewisville, TX averages a high of 93.6° and a low of 77.3°. About 2.0 inches of precipitation fall over the month (6 wet days). The record high is 108.3° (2011) and the record low 60.6° (1966). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	94.3°	77.4°	17%	105.3° (2011)	65.5° (1971)
2	94.1°	77.5°	22%	107.6° (2011)	68° (1971)
3	94.3°	77.5°	12%	108.3° (2011)	66° (1973)
4	94.1°	77.7°	15%	107.2° (2011)	66.9° (1973)
5	94.6°	78.1°	15%	106.2° (2011)	66.7° (1973)
6	95°	78.1°	10%	104.9° (2011)	67.1° (1978)
7	94.6°	78.1°	17%	103.1° (2011)	64.9° (1997)
8	94.5°	78.3°	15%	103.5° (2011)	65.3° (1997)
9	95°	78.1°	15%	105.4° (2011)	65.8° (1989)
10	94.6°	78.1°	15%	105.1° (2023)	63.9° (1989)
11	93.7°	78.1°	23%	106.3° (1964)	69.6° (1989)
12	93.4°	77.4°	18%	104.7° (2023)	65.7° (1979)
13	93.4°	77.4°	23%	104° (2023)	63.3° (1967)
14	93°	77°	30%	103.5° (2020)	65.5° (1967)
15	93.4°	77.5°	13%	102.2° (2011)	66.7° (1992)
16	93.7°	77.4°	17%	103.6° (2011)	63.9° (1992)
17	93.9°	77.7°	18%	107.2° (2023)	65.7° (1992)
18	93.7°	77.5°	23%	108.1° (2023)	67.1° (1992)
19	94.1°	77.5°	18%	106° (2011)	66.7° (1992)
20	93.6°	77.2°	20%	106.5° (2023)	63.5° (1992)
21	93.6°	77.4°	12%	103.3° (2023)	66.9° (1992)
22	93.9°	77.4°	18%	102.2° (2011)	68° (2012)
23	93.9°	77.2°	17%	104.2° (2011)	68.9° (1981)
24	93.6°	77.4°	18%	104.5° (2011)	64° (1961)
25	93.4°	76.8°	12%	104.5° (2023)	60.6° (1966)
26	93°	77.4°	18%	103.8° (2023)	66.7° (1966)
27	92.7°	76.6°	25%	104.5° (2011)	66.2° (1966)
28	91.6°	75.7°	27%	105.4° (2011)	63.5° (1992)
29	91.6°	75.7°	23%	103.5° (2020)	64.9° (1986)
30	91.4°	75.4°	25%	102.2° (2000)	64.9° (1986)
31	91°	75.7°	23%	103.1° (2011)	67.3° (2004)