Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Tucson weather records

Record high and low temperatures for Tucson, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 112°F on 2016-06-20; its coldest fell to 6°F on 1990-12-23.

Records by month

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.

MonthDaytime highOvernight low
January
82°F1999-01-24
39°F1987-01-17
59°F2014-01-31
22°F2007-01-15
February
88°F2026-02-27
38°F2011-02-03
61°F2024-02-26
20°F2011-02-03
March
100°F2026-03-19
48°F2012-03-19
68°F2026-03-31
29°F2002-03-04
April
99°F1989-04-20
52°F1999-04-02
71°F2004-04-27
35°F1998-04-02
May
105°F1984-05-28
67°F1995-05-07
80°F2003-05-28
44°F1995-05-07
June
112°F2016-06-20
73°F1991-06-01
88°F1990-06-27
53°F1993-06-07
July
111°F1995-07-27
76°F2021-07-24
88°F2003-07-15
63°F1992-07-02
August
110°F2025-08-08
76°F1990-08-14
87°F2015-08-14
64°F2000-08-31
September
106°F2023-09-10
73°F1986-09-24
85°F2024-09-06
55°F1986-09-24
October
103°F2024-10-01
56°F1996-10-27
79°F2023-10-07
35°F2009-10-29
November
91°F2020-11-05
48°F1983-11-22
72°F2020-11-07
26°F2010-11-30
December
83°F2025-12-22
36°F1990-12-23
60°F2017-12-02
6°F1990-12-23

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
88°F2026-02-27
36°F1990-12-23
61°F2024-02-26
6°F1990-12-23
Spring (Mar–May)
105°F1984-05-28
48°F2012-03-19
80°F2003-05-28
29°F2002-03-04
Summer (Jun–Aug)
112°F2016-06-20
73°F1991-06-01
88°F2003-07-15
53°F1993-06-07
Autumn (Sep–Nov)
106°F2023-09-10
48°F1983-11-22
85°F2024-09-06
26°F2010-11-30

All-time records

The most extreme value Tucson has recorded for each metric across its entire history.

High

Highest 112°F 2016-06-20
Lowest 36°F 1990-12-23

Low

Highest 88°F 2003-07-15
Lowest 6°F 1990-12-23

Feels-like

Highest 131°F 1981-07-10
Lowest -6°F 1990-12-23

Humidity

Highest 21.6 g/m³ 1988-08-24
Lowest 0.9 g/m³ 2002-03-03

Wind

Highest 30 mph 1996-10-25
Lowest 4 mph 1985-01-24

Gust

Highest 62 mph 2010-01-22
Lowest 8 mph 1991-01-08

Precip

Wettest 2.61 in 1989-10-05
Driest 65-day dry spell 2022-04-05

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

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