Thermograph

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

Baton Rouge, Louisiana, United States weather records

Record high and low temperatures for Baton Rouge, Louisiana, 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 109°F on 2023-08-23; its coldest fell to 6°F on 1989-12-23.

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°F2022-01-01
29°F2025-01-21
71°F2022-01-01
14°F2025-01-22
February
82°F2018-02-22
26°F1996-02-04
68°F2018-02-25
13°F1996-02-05
March
85°F2020-03-27
37°F2014-03-04
70°F2016-03-31
21°F2002-03-04
April
98°F2006-04-18
52°F2003-04-09
75°F2025-04-05
30°F1987-04-05
May
104°F1998-05-31
64°F2013-05-05
77°F2000-05-27
40°F2013-05-04
June
107°F2011-06-02
77°F1995-06-01
80°F2009-06-26
54°F1984-06-01
July
107°F2023-07-31
77°F1991-07-07
81°F1998-07-10
63°F1990-07-14
August
109°F2023-08-23
77°F2016-08-13
83°F2023-08-24
56°F2004-08-14
September
107°F2000-09-04
70°F1984-09-30
79°F2000-09-04
43°F1983-09-22
October
99°F2019-10-03
49°F1993-10-31
76°F2009-10-08
30°F1993-10-31
November
89°F2022-11-08
42°F2018-11-14
73°F2004-11-02
21°F2019-11-13
December
82°F1998-12-07
23°F1989-12-23
71°F2015-12-27
6°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)
82°F2018-02-22
23°F1989-12-23
71°F2015-12-27
6°F1989-12-23
Spring (Mar–May)
104°F1998-05-31
37°F2014-03-04
77°F2000-05-27
21°F2002-03-04
Summer (Jun–Aug)
109°F2023-08-23
77°F1991-07-07
83°F2023-08-24
54°F1984-06-01
Autumn (Sep–Nov)
107°F2000-09-04
42°F2018-11-14
79°F2000-09-04
21°F2019-11-13

All-time records

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

High

Highest 109°F 2023-08-23
Lowest 23°F 1989-12-23

Low

Highest 83°F 2023-08-24
Lowest 6°F 1989-12-23

Feels-like

Highest 158°F 2000-08-30
Lowest -14°F 1989-12-23

Humidity

Highest 25.3 g/m³ 2026-06-19
Lowest 1.4 g/m³ 1989-12-22

Wind

Highest 39 mph 2005-08-29
Lowest 2 mph 2026-06-02

Precip

Wettest 7.38 in 2016-08-12
Driest 28-day dry spell 2001-10-25

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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