Thermograph

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

Weather in Baton Rouge in September

In an average September, Baton Rouge sees a daily high around 88°F and a low around 70°F, based on 1980–2026 of local climate records.

Average high88°F
Typical high range82°F to 94°F
Average low70°F
Typical low range63°F to 75°F
Average daily precipitation0.10 in

September records

The most extreme September on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total September accumulation.

High

Highest 104°F 2000-09-04
Lowest 69°F 1984-09-30

Low

Highest 82°F 2005-09-25
Lowest 47°F 1983-09-22

Feels-like

Highest 149°F 2000-09-01
Lowest 43°F 1983-09-22

Humidity

Highest 24.8 g/m³ 1998-09-21
Lowest 7.0 g/m³ 1999-09-23

Wind

Highest 44 mph 2008-09-01
Lowest 3 mph 1991-09-08

Gust

Highest 99 mph 2008-09-01
Lowest 7 mph 1996-09-13

Precip

Wettest 10.93 in 2024
Driest 0.76 in 2010

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