Historical Weather in Allen, TX

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

Part of Texas weather history

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Searching weather history for Allen, TX

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

Monthly Climate Averages

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

Warmest MonthAugustAvg High: 96°F / Low: 73°F
Coldest MonthJanuaryAvg High: 55°F / Low: 33°F
Jan
55°/ 33°
💧 9.4"
❄️ 1.0"
Feb
60°/ 38°
💧 10.0"
❄️ 1.1"
Mar
69°/ 46°
💧 11.1"
❄️ 1.2"
Apr
76°/ 53°
💧 12.3"
May
83°/ 62°
💧 14.1"
Jun
91°/ 70°
💧 13.0"
Jul
95°/ 73°
💧 9.7"
Aug
96°/ 73°
💧 10.8"
Sep
89°/ 66°
💧 12.4"
Oct
79°/ 55°
💧 15.4"
Nov
67°/ 45°
💧 12.1"
❄️ 1.6"
Dec
58°/ 37°
💧 10.5"
❄️ 1.1"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

Allen Temperature Records

  • Record High: The hottest temperature ever recorded in Allen, TX is 112°F, set on June 26, 1980.
  • Record Low: The coldest temperature ever recorded in Allen, TX is -4°F, set on December 23, 1989.
  • Data Coverage: Based on 57 years of data from NOAA weather station: MCKINNEY MUNI AP.

All-Time Record High

112°F
June 26, 1980

All-Time Record Low

-4°F
December 23, 1989

Monthly Temperature Records in Allen

MonthRecord HighRecord Low
January82°F(2023)5°F(1982)
February91°F(2024)-4°F(2021)
March96°F(1974)13°F(1980)
April100°F(2006)19°F(1991)
May101°F(2003)35°F(2013)
June112°F(1980)50°F(1970)
July111°F(1998)53°F(1970)
August109°F(2024)53°F(1989)
September112°F(2000)39°F(1983)
October100°F(1979)24°F(1993)
November91°F(2017)15°F(1976)
December88°F(2005)-4°F(1989)
Texas State RecordsSee all-time records for the entire state
Allen Snow RecordsSee the top 10 snowiest days ever recorded