30.538°N, 91.147°W · station BTRthr · 135 years of record
75°F
COLDEST SEP 2 SINCE 2025
forecast low · Sep 2
7-Day Forecast
NWS NDFD forecast low temperature for Baton Rouge.
This Day in History
Every year's low on each of the next 7 forecast dates at Baton Rouge — toggle a day below. The forecast line shows where it lands; the ringed bar is the coldest on record.
Ranks
#115 / 133
coldest Sep 2 in 133 yrs of record
Coldest Sep 2 ever
59°F
set in 1915
Mildest Sep 2 ever
80°F
set in 2020
Forecast low 75°F — 115th coldest Sep 2 of 133 years · record 59°F (1915) · coldest since 2025.
Ranks
#118 / 132
coldest Sep 3 in 132 yrs of record
Coldest Sep 3 ever
62°F
set in 1974
Mildest Sep 3 ever
79°F
set in 2020
Forecast low 75°F — 118th coldest Sep 3 of 132 years · record 62°F (1974) · coldest since 2025.
Ranks
#119 / 131
coldest Sep 4 in 131 yrs of record
Coldest Sep 4 ever
59°F
set in 1974
Mildest Sep 4 ever
79°F
set in 2008
Forecast low 75°F — 119th coldest Sep 4 of 131 years · record 59°F (1974) · coldest since 2025.
Ranks
#120 / 132
coldest Sep 5 in 132 yrs of record
Coldest Sep 5 ever
57°F
set in 1974
Mildest Sep 5 ever
77°F
set in 1932
Forecast low 75°F — 120th coldest Sep 5 of 132 years · record 57°F (1974) · coldest since 2025.
Ranks
#119 / 132
coldest Sep 6 in 132 yrs of record
Coldest Sep 6 ever
56°F
set in 1934
Mildest Sep 6 ever
78°F
set in 1973
Forecast low 75°F — 119th coldest Sep 6 of 132 years · record 56°F (1934) · coldest since 2025.
Ranks
#122 / 132
coldest Sep 7 in 132 yrs of record
Coldest Sep 7 ever
54°F
set in 2011
Mildest Sep 7 ever
77°F
set in 2012
Forecast low 75°F — 122nd coldest Sep 7 of 132 years · record 54°F (2011) · coldest since 2025.
Ranks
#126 / 132
coldest Sep 8 in 132 yrs of record
Coldest Sep 8 ever
56°F
set in 1934
Mildest Sep 8 ever
77°F
set in 2019
Forecast low 75°F — 126th coldest Sep 8 of 132 years · record 56°F (1934) · coldest since 2025.
The hottest and coldest ever recorded at Baton Rouge in each calendar month, and for the whole 1892–2026 record — with the year each was set.
Month
Record High
Record Low
Jan
85°FJan 25, 1909
7°FJan 22, 2025
Feb
88°FFeb 19, 1922
2°FFeb 13, 1899
Mar
93°FMar 2, 1909
20°FMar 3, 1980
Apr
96°FApr 12, 1908
31°FApr 13, 1940
May
101°FMay 13, 1922
40°FMay 1, 1908
Jun
103°FJun 30, 1914
53°FJun 1, 1984
Jul
103°FJul 13, 1901
58°FJul 15, 1967
Aug
110°FAug 19, 1909
58°FAug 15, 2004
Sep
104°FSep 4, 2000
43°FSep 29, 1908
Oct
98°FOct 1, 1904
30°FOct 31, 1993
Nov
91°FNov 4, 2024
21°FNov 30, 1976
Dec
88°FDec 8, 1894
8°FDec 23, 1989
All-time
110°FAug 19, 1909
2°FFeb 13, 1899
2026 Records So Far
Records set or tied at Baton Rouge so far this year — through Aug 30.
Record Highs in 2026
3 broke
plus 3 tied — daily record highs set this year
Record Lows in 2026
1 broke
plus 0 tied — daily record lows set this year
Record Warm Nights & Cold Days
Two more daily records, kept separate from the rankings: the warmest a night has ever stayed (record high minimum) and the coldest a day has ever gotten (record low maximum) — the flip side of the usual record high and low.
Warmest low ever
85°F
record high minimum — the night it never cooled · Aug 10, 2023
Coldest high ever
21°F
record low maximum — the day it never warmed · Jan 11, 1962
Month
Warmest low
Coldest high
Jan
75°FJan 19, 1907
21°FJan 11, 1962
Feb
72°FFeb 5, 2008
26°FFeb 14, 1905
Mar
75°FMar 20, 1897
36°FMar 6, 1989
Apr
78°FApr 19, 1927
42°FApr 9, 1938
May
82°FMay 27, 2024
60°FMay 2, 1909
Jun
82°FJun 29, 2024
70°FJun 13, 1903
Jul
82°FJul 5, 2016
74°FJul 24, 1913
Aug
85°FAug 10, 2023
75°FAug 20, 1897
Sep
82°FSep 13, 2008
65°FSep 28, 1909
Oct
78°FOct 18, 2007
47°FOct 31, 1993
Nov
76°FNov 8, 2024
39°FNov 29, 1976
Dec
74°FDec 25, 2015
25°FDec 25, 1983
All-time
85°FAug 10, 2023
21°FJan 11, 1962
Cold Streaks
Current run
0 days
consecutive days with a low ≤ 32°F
Longest ever
19 days
record run, ended Feb 2 1940
So far in 2026
14 days
days with a low ≤ 32°F this year
Climate Normals
Normal low & low by month, from Baton Rouge's own 1991–2020 record. Today's normal low: 72°F · forecast is +3° vs normal.
Baton Rouge's observed daily low for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
2026 So Far
Every day this year against Baton Rouge's own record — the record low, the normal, and the full span ever seen. A shareable look at where the year stands.