Living in Lewisville, TX, Local Climate & Weather (2024) | Lewisville, TX

Seasonal Weather Patterns in Lewisville, TX

Temperature

Average Daily Temperature (°F)

	Lewisville, TX	U.S. Avg.	Difference
January	47	43	+4
July	85	79	+6

Average Monthly Number of Hot and Freezing Days

	Lewisville, TX	U.S. Avg.	Difference
Summer: Hot Days	21	11	+10
Winter: Freezing Days	8	12	-4

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Sunshine

Average Annual Number of Clear and Cloudy Days

	Lewisville, TX	U.S. Avg.	Difference
Clear Days	210	217	-7
Cloudy Days	155	148	+7

Average Daylight Hours per Day

	Lewisville, TX	U.S. Avg.	Difference
January	10	10	No difference
July	14	15	-1

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Precipitation

Average Annual Number of Rainy and Snow Days

	Lewisville, TX	U.S. Avg.	Difference
Rainy Days	84	91	-7
Snow Days	0	7	-7

Average Monthly Humidity (%) in Lewisville, TX

	Lewisville, TX	U.S. Avg.	Difference
January	64	68	-4%
July	61	61	No difference

Read more in Precipitation

Is Lewisville, TX, Hot or Cold?

Low, Average, and High Temperatures (°F)

	Low	Average	High
January	34	47	59
February	38	51	60
March	45	56	68
April	55	64	74
May	62	73	83
June	72	80	90
July	76	85	95
August	76	85	96
September	68	79	87
October	56	66	76
November	43	56	66
December	34	48	57

Average Monthly Number of Hot Days

	Lewisville, TX	U.S. Avg.	Difference
January	0	0	No difference
February	0	0	No difference
March	0	0	No difference
April	1	1	No difference
May	4	3	+1
June	16	8	+8
July	24	13	+11
August	24	12	+12
September	10	6	+4
October	2	2	No difference
November	0	0	No difference
December	0	0	No difference

Average Monthly Number of Freezing Days

	Lewisville, TX	U.S. Avg.	Difference
January	10	13	-3
February	6	10	-4
March	2	7	-5
April	0	2	-2
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	0	2	-2
November	2	6	-4
December	8	12	-4

Lewisville, TX: Clear/Cloudy Skies, and Daylight Hours

Average Number of Clear Days

	Lewisville, TX	U.S. Avg.	Difference
January	18	17	+1
February	15	16	-1
March	16	17	-1
April	17	17	No difference
May	17	18	-1
June	18	19	-1
July	20	20	No difference
August	19	20	-1
September	17	19	-2
October	18	19	-1
November	18	18	No difference
December	17	17	No difference

Average Number of Cloudy Days

	Lewisville, TX	U.S. Avg.	Difference
January	13	14	-1
February	13	12	+1
March	15	14	+1
April	13	13	No difference
May	14	13	+1
June	12	11	+1
July	11	11	No difference
August	12	11	+1
September	13	11	+2
October	13	12	+1
November	12	12	No difference
December	14	14	No difference

Average Daylight Hours per Day

	Lewisville, TX	U.S. Avg.	Difference
January	10	10	No difference
February	11	11	No difference
March	12	12	No difference
April	13	13	No difference
May	14	14	No difference
June	14	15	-1
July	14	15	-1
August	13	14	-1
September	13	13	No difference
October	12	12	No difference
November	11	10	+1
December	10	10	No difference

Lewisville, TX: Rainy Days, Snow Days, and Humidity

Average Number of Rainy Days

	Lewisville, TX	U.S. Avg.	Difference
January	6	9	-3
February	6	8	-2
March	10	9	+1
April	6	7	-1
May	8	7	+1
June	9	7	+2
July	5	7	-2
August	5	6	-1
September	5	7	-2
October	9	7	+2
November	6	8	-2
December	9	8	+1

Average Number of Snow Days

	Lewisville, TX	U.S. Avg.	Difference
January	0	2	-2
February	0	2	-2
March	0	1	-1
April	0	0	No difference
May	0	0	No difference
June	0	0	No difference
July	0	0	No difference
August	0	0	No difference
September	0	0	No difference
October	0	0	No difference
November	0	1	-1
December	0	2	-2

Average Humidity (%)

	Lewisville, TX	U.S. Avg.	Difference
January	64	68	-4%
February	64	66	-2%
March	63	63	No difference
April	64	59	+5%
May	69	61	+8%
June	65	60	+5%
July	61	61	No difference
August	61	62	-1%
September	63	63	No difference
October	64	63	+1%
November	65	65	No difference
December	65	68	-3%