What is the highest temperature ever recorded in McAllen, TX?

The record high temperature in McAllen, TX is 112°F, recorded on June 21, 2023.

What is the lowest temperature ever recorded in McAllen, TX?

The record low temperature in McAllen, TX is 18°F, recorded on December 26, 1983.

Historical Weather in McAllen, TX

Name: McAllen, TX Temperature Records
Creator: NOAA

See 55+ years of weather history for any date in McAllen going back to 1970.

Part of Texas weather history · Texas temperature records

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Today in McAllen Weather HistorySee records, averages, and 55+ years of data for today's date

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Monthly Climate Averages

Historical temperature and precipitation averages for McAllen, TX, based on 55+ years of weather data.

Warmest MonthAugustAvg High: 98°F / Low: 77°F

Coldest MonthJanuaryAvg High: 71°F / Low: 50°F

Jan

71°/ 50°

💧 4.8"

Feb

75°/ 53°

💧 5.9"

Mar

82°/ 60°

💧 7.3"

Apr

87°/ 66°

💧 9.2"

May

91°/ 72°

💧 13.6"

Jun

95°/ 75°

💧 14.0"

Jul

96°/ 76°

💧 13.1"

Aug

98°/ 77°

💧 11.4"

Sep

93°/ 74°

💧 14.6"

Oct

88°/ 67°

💧 9.9"

Nov

79°/ 58°

💧 6.9"

Dec

73°/ 52°

💧 5.5"

❄️ 1.7"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

McAllen, TX Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

Avg high Avg low

McAllen, TX Monthly Precipitation

Average rainfall and snowfall per month, in inches.

Rain (in) Snow (in)

McAllen, TX Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

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Best Time to Visit McAllen, TX

McAllen, TX has no months that meet our "pleasant" threshold — every season has tradeoffs.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

McAllen Temperature Records

Record High: The hottest temperature ever recorded in McAllen, TX is 112°F, set on June 21, 2023.
Record Low: The coldest temperature ever recorded in McAllen, TX is 18°F, set on December 26, 1983.
Data Coverage: Based on 57 years of data from NOAA weather station: MCALLEN.

All-Time Record High

112°F

June 21, 2023

All-Time Record Low

18°F

December 26, 1983

Monthly Temperature Records in McAllen

Month	Record High	Record Low
January	96°F(1997)	19°F(2010)
February	103°F(2009)	20°F(2021)
March	105°F(2025)	22°F(2007)
April	111°F(2022)	37°F(2005)
May	111°F(2024)	40°F(2004)
June	112°F(2023)	59°F(1970)
July	110°F(2009)	62°F(2013)
August	109°F(2012)	57°F(2001)
September	109°F(2000)	46°F(2020)
October	108°F(2012)	32°F(2017)
November	102°F(1988)	24°F(2011)
December	97°F(2024)	18°F(1983)