Tucson, Arizona, United States weather records
Record high and low temperatures for Tucson, Arizona, United States, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 110°F on 2017-06-20; its coldest fell to 13°F on 2011-02-03.
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.
| Month | Daytime high | Overnight low |
|---|---|---|
| January | 81°F2000-01-18
31°F1987-01-17
|
53°F2000-01-19
18°F2007-01-14
|
| February | 86°F2026-02-27
30°F2011-02-03
|
59°F2026-02-28
13°F2011-02-03
|
| March | 96°F2026-03-20
42°F2012-03-19
|
67°F2026-03-21
22°F2002-03-03
|
| April | 96°F2012-04-22
47°F1999-04-02
|
64°F2000-04-27
26°F1999-04-05
|
| May | 105°F2002-05-31
57°F1995-05-07
|
72°F2000-05-29
35°F1988-05-02
|
| June | 110°F2017-06-20
74°F1998-06-10
|
80°F1990-06-26
45°F1991-06-01
|
| July | 110°F1995-07-28
72°F2021-07-24
|
79°F2023-07-18
58°F1992-07-12
|
| August | 106°F2023-08-05
70°F1990-08-13
|
81°F2020-08-14
56°F1990-08-24
|
| September | 104°F2023-09-09
69°F1985-09-28
|
75°F2023-09-09
47°F1986-09-24
|
| October | 99°F2024-10-04
52°F2009-10-29
|
71°F2024-10-04
29°F2009-10-29
|
| November | 88°F2020-11-06
40°F2010-11-29
|
61°F2020-11-04
20°F2006-11-30
|
| December | 80°F2025-12-22
34°F1987-12-25
|
54°F2017-12-02
18°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).
| Season | Daytime high | Overnight low |
|---|---|---|
| Winter (Dec–Feb) | 86°F2026-02-27
30°F2011-02-03
|
59°F2026-02-28
13°F2011-02-03
|
| Spring (Mar–May) | 105°F2002-05-31
42°F2012-03-19
|
72°F2000-05-29
22°F2002-03-03
|
| Summer (Jun–Aug) | 110°F2017-06-20
70°F1990-08-13
|
81°F2020-08-14
45°F1991-06-01
|
| Autumn (Sep–Nov) | 104°F2023-09-09
40°F2010-11-29
|
75°F2023-09-09
20°F2006-11-30
|
All-time records
The most extreme value Tucson has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.