Thermograph

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

Dallas weather records

Record high and low temperatures for Dallas, 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 109°F on 2023-08-18; its coldest fell to -2°F on 2021-02-16.

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
83°F2006-01-03
22°F2026-01-25
68°F2026-01-08
7°F1982-01-11
February
91°F1996-02-22
14°F2021-02-15
68°F2019-02-06
-2°F2021-02-16
March
92°F2026-03-22
29°F1989-03-05
72°F2006-03-12
16°F2014-03-03
April
98°F2006-04-18
46°F1980-04-13
74°F2011-04-19
33°F1989-04-11
May
99°F1998-05-31
52°F2011-05-02
79°F2004-05-30
40°F2013-05-03
June
105°F1980-06-27
73°F2021-06-01
82°F2012-06-27
55°F1983-06-01
July
108°F2018-07-21
73°F2013-07-15
86°F2011-07-26
62°F2013-07-03
August
109°F2023-08-18
76°F1992-08-19
87°F2011-08-04
55°F1992-08-28
September
108°F2000-09-04
60°F1984-09-29
82°F2023-09-06
43°F1984-09-30
October
97°F2020-10-11
43°F2020-10-27
78°F1986-10-01
27°F1993-10-31
November
93°F2017-11-02
37°F2013-11-25
73°F2016-11-02
23°F2019-11-12
December
88°F2005-12-03
18°F1983-12-25
69°F2021-12-15
-1°F1989-12-23

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)
91°F1996-02-22
14°F2021-02-15
69°F2021-12-15
-2°F2021-02-16
Spring (Mar–May)
99°F1998-05-31
29°F1989-03-05
79°F2004-05-30
16°F2014-03-03
Summer (Jun–Aug)
109°F2023-08-18
73°F2021-06-01
87°F2011-08-04
55°F1983-06-01
Autumn (Sep–Nov)
108°F2000-09-04
37°F2013-11-25
82°F2023-09-06
23°F2019-11-12

All-time records

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

High

Highest 109°F 2023-08-18
Lowest 14°F 2021-02-15

Low

Highest 87°F 2011-08-04
Lowest -2°F 2021-02-16

Feels-like

Highest 151°F 2023-07-17
Lowest -20°F 1989-12-23

Humidity

Highest 24.6 g/m³ 2017-08-07
Lowest 0.9 g/m³ 1982-01-11

Wind

Highest 32 mph 1988-11-15
Lowest 3 mph 2001-11-10

Gust

Highest 58 mph 2012-03-19
Lowest 8 mph 1986-12-16

Precip

Wettest 4.99 in 2004-04-24
Driest 25-day dry spell 1980-06-24

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

Grade Dallas's weather now →

‹ Back to Dallas climate