NOAA GHCND · LIVE

Lewisville, TX All-Time Weather Extremes

The most extreme temperature, precipitation, and snowfall ever recorded in Lewisville, from NOAA daily weather observations.

Station: DENTON 2 SE
All-time weather extremes for Lewisville, TX, from NOAA daily observations at DENTON 2 SE
Temperature
Record High111°F (44°C)May 29, 1985 and September 4, 2000 and August 4, 2011
Record Low-0.9°F (-18°C)February 16, 2021 and February 17, 2021
Lowest High10.9°F (-12°C)December 22, 1989 and February 16, 2021
Highest Low86°F (30°C)August 4, 2011 and August 6, 2023
Highest Mean98.5°F (37°C)August 4, 2011
Lowest Mean5°F (-15°C)February 16, 2021
Precipitation
Max in One Calendar Day8.08" (205.2 mm)April 25, 2007
Max in One Month23.46" (595.8 mm)October 1981
Least in One Month0.00" (0.0 mm)November 2012
Max in One Year65.09" (1653.3 mm)2015
Least in One Year16.17" (410.6 mm)2005
Snowfall
Max in One Calendar Day4.0" (10.2 cm)February 23, 1975 and December 16, 1983
Max in One Month5.0" (12.7 cm)February 1975
Max in One Season5.0" (12.7 cm)1974-75
Max in One Year5.0" (12.7 cm)1975
Earliest Snow0.5" (1.3 cm)November 24, 1996
Earliest Measurable Snow0.5" (1.3 cm)November 24, 1996
Latest Snow2.0" (5.1 cm)March 22, 1989
Latest Measurable Snow2.0" (5.1 cm)March 22, 1989
Period of Record
TemperatureJanuary 1, 1970 – May 31, 2026
PrecipitationJanuary 1, 1970 – May 31, 2026
SnowfallJanuary 1, 1970 – December 31, 2010

Note: Records compiled from NOAA GHCN-Daily observations at DENTON 2 SE. Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.

Shareable Image Version

Lewisville, TX all-time weather extremes table — record high 111°F on May 29, 1985, record low -0.9°F on February 16, 2021, with precipitation and snowfall records from NOAA data

Frequently Asked Questions

What is the hottest temperature ever recorded in Lewisville, TX?

The all-time record high in Lewisville, TX is 111°F (44°C), set on May 29, 1985 and September 4, 2000 and August 4, 2011.

What is the coldest temperature ever recorded in Lewisville, TX?

The all-time record low in Lewisville, TX is -0.9°F (-18°C), set on February 16, 2021 and February 17, 2021.

What is the most rain Lewisville, TX has ever had in one day?

The most precipitation recorded in one calendar day near Lewisville, TX is 8.08 inches, on April 25, 2007.

What is the biggest snowfall ever recorded in Lewisville, TX?

The most snow recorded in one calendar day near Lewisville, TX is 4.0 inches, on February 23, 1975 and December 16, 1983.

Look Up Extremes by ZIP Code

See the all-time weather extremes for any US location

Weather Extremes in Other Texas Cities

📬 Free weekly newsletter

This week in weather history.

Five notable weather anniversaries from the week ahead — deadliest tornadoes, record temps, historic storms — every Sunday. No spam, unsubscribe anytime.

4,200+ readers · Sunday delivery