Tucson Weather Records

Tucson, Arizona weather averages and records from 1894–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Tucson, Arizona was 117 °F which occurred on June 26, 1990.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Tucson, Arizona was 6 °F which occurred on January 7, 1913.
Lowest Temperatures: All-Time By Year
Tucson Weather by Month
Averages based on the years 1991–2020
Month Average (°F) Record (°F) Average (inches)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧 Snow ❄️
January 66.9 40.1 88 6 0.8 0.0
February 69.6 42.5 92 17 0.8 0.1
March 76.2 47.3 99 20 0.6 0.0
April 83.4 52.7 104 28 0.2 0.0
May 92.2 61.1 111 32 0.2 0.0
June 101.6 70.5 117 43 0.2 0.0
July 100.5 75.6 114 49 2.2 0.0
August 98.9 74.5 112 55 2.0 0.0
September 95.5 69.8 111 43 1.3 0.0
October 86.6 58.3 103 26 0.7 0.0
November 75.4 47.2 94 19 0.6 0.0
December 65.8 39.8 85 10 1.0 0.0
Entire year 84.4 56.7 117 6 10.6 0.2
More Tucson Weather Records
1894–2024
Highest daily low 89 °F July 13, 2020
Lowest daily high 36 °F January 4, 1949
Greatest daily range
(Difference of high and low)
63 °F January 3, 1896
Greatest difference in daily high
over two conscutive days
31 °F Dec 27–28, 2006
Most daily precipitation 3.9 inches July 29, 1958
Most monthly precipitation 8.1 inches July 2021
Most yearly precipitation 24.2 inches 1905
Most yearly days with precipitation 87 1905
Earliest snow in season November 15 1964
Latest snow in season April 16 1976
Most daily snow 6.8 inches December 8, 1971
Most monthly snow 6.8 inches December 1971
Most yearly snow 8.3 inches 1987
Most snow in a winter 6.8 inches 1971–1972
Greatest snow accumulation 5.0 inches December 8, 1971
Earliest freeze October 22 1908
Earliest day ≥ 100 °F April 19 1989
Latest freeze April 24 1942
Latest day ≥ 100 °F October 20 2023
Most days in a year < 32 °F 53 1922
Most days in a year ≥ 80 °F 256 2017
Most days in a year ≥ 90 °F 190 2017
Most days in a year ≥ 100 °F 108 2020
Most days in a year ≥ 110 °F 18 2023
Tucson Weather Streaks
Most consecutive days...
With precipitation 8 days Jul 26 – Aug 2, 2016
Without precipitation 114 days Sep 8 – Dec 30, 1950
High temperature ≥ 80 °F 194 days Apr 15 – Oct 25, 2020
High temperature ≥ 90 °F 126 days Jun 1 – Oct 4, 1924
High temperature ≥ 100 °F 53 days Jun 16 – Aug 7, 2023
High temperature ≥ 110 °F 8 days Jul 15–22, 2023
Plant Hardiness Zone
9B
Tucson is in plant hardiness zone 9B
based on average yearly minimum temperature from 1991–2020
Tucson Weather by Year
More Tucson Weather
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Weather Station Details
Years Station Coordinates
1947–2024 Tucson International Airport location
1894–1946 Tucson WFO location