39.378°N, 74.424°W · station 55Nthr · 154 years of record
67°F
COLDEST SEP 6 SINCE 2024
forecast low · Sep 6
7-Day Forecast
NWS NDFD forecast low temperature for Atlantic City Marina.
This Day in History
Every year's low on each of the next 7 forecast dates at Atlantic City Marina — toggle a day below. The forecast line shows where it lands; the ringed bar is the coldest on record.
Ranks
#137 / 152
coldest Sep 2 in 152 yrs of record
Coldest Sep 2 ever
52°F
set in 1909
Mildest Sep 2 ever
77°F
set in 1953
Forecast low 74°F — 137th coldest Sep 2 of 152 years · record 52°F (1909) · coldest since 2025.
Ranks
#138 / 152
coldest Sep 3 in 152 yrs of record
Coldest Sep 3 ever
49°F
set in 1893
Mildest Sep 3 ever
78°F
set in 1993
Forecast low 74°F — 138th coldest Sep 3 of 152 years · record 49°F (1893) · coldest since 2025.
Ranks
#147 / 152
coldest Sep 4 in 152 yrs of record
Coldest Sep 4 ever
48°F
set in 1883
Mildest Sep 4 ever
77°F
set in 2018
Forecast low 75°F — 147th coldest Sep 4 of 152 years · record 48°F (1883) · coldest since 2025.
Ranks
#101 / 152
coldest Sep 5 in 152 yrs of record
Coldest Sep 5 ever
52°F
set in 1877
Mildest Sep 5 ever
77°F
set in 2012
Forecast low 69°F — 101st coldest Sep 5 of 152 years · record 52°F (1877) · coldest since 2024.
Ranks
#75 / 152
coldest Sep 6 in 152 yrs of record
Coldest Sep 6 ever
49°F
set in 1883
Mildest Sep 6 ever
78°F
set in 2018
Forecast low 67°F — 75th coldest Sep 6 of 152 years · record 49°F (1883) · coldest since 2024.
Ranks
#73 / 152
coldest Sep 7 in 152 yrs of record
Coldest Sep 7 ever
46°F
set in 1876
Mildest Sep 7 ever
77°F
set in 2023
Forecast low 67°F — 73rd coldest Sep 7 of 152 years · record 46°F (1876) · coldest since 2025.
Ranks
#97 / 152
coldest Sep 8 in 152 yrs of record
Coldest Sep 8 ever
48°F
set in 1924
Mildest Sep 8 ever
78°F
set in 2023
Forecast low 68°F — 97th coldest Sep 8 of 152 years · record 48°F (1924) · coldest since 2025.
The hottest and coldest ever recorded at Atlantic City Marina in each calendar month, and for the whole 1873–2026 record — with the year each was set.
Month
Record High
Record Low
Jan
72°FJan 6, 2007
-4°FJan 16, 1893
Feb
77°FFeb 25, 1930
-9°FFeb 9, 1934
Mar
86°FMar 13, 1990
8°FMar 1, 1884
Apr
91°FApr 25, 1960
15°FApr 1, 1923
May
95°FMay 31, 1895
33°FMay 1, 1876
Jun
99°FJun 26, 1952
45°FJun 6, 1878
Jul
102°FJul 21, 1930
52°FJul 20, 1890
Aug
104°FAug 7, 1918
48°FAug 24, 1890
Sep
94°FSep 5, 1880
37°FSep 30, 1888
Oct
91°FOct 6, 1941
27°FOct 21, 1974
Nov
80°FNov 1, 1950
10°FNov 30, 1875
Dec
74°FDec 4, 1998
-7°FDec 30, 1880
All-time
104°FAug 7, 1918
-9°FFeb 9, 1934
2026 Records So Far
Records set or tied at Atlantic City Marina so far this year — through Aug 30.
Record Highs in 2026
2 broke
plus 1 tied — daily record highs set this year
Record Lows in 2026
0 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
82°F
record high minimum — the night it never cooled · Jul 21, 2019
Coldest high ever
3°F
record low maximum — the day it never warmed · Feb 10, 1899
Month
Warmest low
Coldest high
Jan
53°FJan 14, 1995
9°FJan 13, 1912
Feb
53°FFeb 27, 1997
3°FFeb 10, 1899
Mar
58°FMar 29, 1985
18°FMar 13, 1888
Apr
67°FApr 26, 2009
34°FApr 5, 1881
May
73°FMay 30, 1987
46°FMay 4, 1875
Jun
80°FJun 25, 2025
51°FJun 2, 1907
Jul
82°FJul 21, 2019
65°FJul 5, 1879
Aug
81°FAug 2, 2006
62°FAug 27, 1927
Sep
79°FSep 1, 2010
54°FSep 24, 1887
Oct
74°FOct 6, 1941
41°FOct 31, 1925
Nov
66°FNov 6, 2022
20°FNov 30, 1875
Dec
58°FDec 6, 2011
8°FDec 30, 1880
All-time
82°FJul 21, 2019
3°FFeb 10, 1899
Cold Streaks
Current run
0 days
consecutive days with a low ≤ 32°F
Longest ever
57 days
record run, ended Feb 10 1879
So far in 2026
44 days
days with a low ≤ 32°F this year
Climate Normals
Normal low & low by month, from Atlantic City Marina's own 1991–2020 record. Today's normal low: 68°F · forecast is -1° vs normal.
Atlantic City Marina'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 Atlantic City Marina's own record — the record low, the normal, and the full span ever seen. A shareable look at where the year stands.
Each cell is one day's low at Atlantic City Marina, coloured by temperature — 154 years of record, so heat waves read as warm streaks and cold snaps as blue.
Days Below the Mark
How many days a year hit a given low at Atlantic City Marina — counted through Sep 6 each year, so you can see whether 2026 is running cold. Pick a threshold:
44 days ≤32°F so far in 2026 — tied for the 112th most in 154 years. Normal for this point: 51. Record: 86 in 1875.
Share Card
A ready-to-share summary of Atlantic City Marina's outlook — post it, or link this page.