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New Jersey · THREADEX · 1943–2026

Atlantic City, NJ

39.452°N, 74.567°W · station ACYthr · 84 years of record
90°F
forecast high · Sep 1

7-Day Forecast

NWS NDFD forecast high temperature for Atlantic City.
90°TUE9/180°WED9/287°THU9/386°FRI9/481°SAT9/576°SUN9/678°MON9/7

This Day in History

Every year's high on each of the next 7 forecast dates at Atlantic City — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.

Ranks

#9 / 83
warmest Sep 1 in 83 yrs of record

Warmest Sep 1 ever

97°F
set in 2010

Coolest Sep 1 ever

67°F
set in 1967
Forecast high 90°F — 9th warmest Sep 1 of 83 years · record 97°F (2010) · warmest since 2016.
1943: 92°F1944: 87°F1945: 84°F1946: 77°F1947: 76°F1948: 78°F1949: 81°F1950: 88°F1951: 85°F1952: 77°F1953: 91°F1954: 78°F1955: 80°F1956: 85°F1957: 81°F1958: 81°F1959: 85°F1960: 85°F1961: 91°F1962: 83°F1963: 79°F1964: 87°F1965: 78°F1966: 79°F1967: 67°F1968: 78°F1969: 93°F1970: 74°F1971: 72°F1972: 85°F1973: 93°F1974: 83°F1975: 71°F1976: 74°F1977: 87°F1978: 75°F1979: 79°F1980: 86°F1981: 83°F1982: 77°F1983: 81°F1984: 89°F1985: 72°F1986: 73°F1987: 77°F1988: 79°F1989: 82°F1990: 83°F1991: 71°F1992: 82°F1993: 90°F1994: 81°F1995: 93°F1996: 81°F1997: 82°F1998: 81°F1999: 76°F2000: 81°F2001: 76°F2002: 70°F2003: 82°F2004: 82°F2005: 88°F2006: 69°F2007: 82°F2008: 89°F2009: 76°F2010: 97°F2011: 81°F2012: 92°F2013: 88°F2014: 89°F2015: 90°F2016: 90°F2017: 70°F2018: 78°F2019: 82°F2020: 80°F2021: 83°F2022: 88°F2023: 76°F2024: 81°F2025: 76°F90° forecast6570758085909510019501960197019801990200020102020
📖 Atlantic City's full Climate Almanac →

The Numbers

Forecast high · Sep 190°F
Hottest this date since2016
This-date record97°F
This-date rank#9 of 83
Hottest at any time since2026
All-time record106°F (1969)
Odds to tie/break0.0% (daily)
Period of record1943–2026

Record Book

The hottest and coldest ever recorded at Atlantic City in each calendar month, and for the whole 1943–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan78°FJan 24, 1967-10°FJan 17, 1977
Feb76°FFeb 21, 2018-11°FFeb 12, 1979
Mar87°FMar 29, 19452°FMar 3, 2014
Apr94°FApr 27, 196912°FApr 1, 1969
May99°FMay 29, 196925°FMay 11, 1966
Jun106°FJun 28, 196937°FJun 1, 1967
Jul106°FJul 4, 202642°FJul 1, 1988
Aug103°FAug 9, 200140°FAug 31, 1965
Sep99°FSep 11, 198332°FSep 24, 1967
Oct96°FOct 2, 201920°FOct 31, 1988
Nov84°FNov 1, 195010°FNov 23, 1989
Dec77°FDec 7, 1998-7°FDec 28, 1950
All-time106°FJun 28, 1969-11°FFeb 12, 1979

2026 Records So Far

Records set or tied at Atlantic City so far this year — through Aug 30.
New all-time hottest on record — 106°F on Jul 4 tied the 106°F from 1969.

Record Highs in 2026

10 broke
plus 3 tied — daily record highs set this year
Monthly high record this year: Jul (106°F)

Record Lows in 2026

0 broke
plus 1 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

84°F
record high minimum — the night it never cooled · Jul 23, 2011

Coldest high ever

7°F
record low maximum — the day it never warmed · Jan 17, 1977
MonthWarmest lowColdest high
Jan55°FJan 15, 19957°FJan 17, 1977
Feb53°FFeb 2, 197311°FFeb 17, 1958
Mar64°FMar 22, 194820°FMar 1, 1980
Apr70°FApr 26, 200936°FApr 8, 1972
May73°FMay 24, 200446°FMay 5, 1978
Jun80°FJun 25, 195055°FJun 9, 1955
Jul84°FJul 23, 201165°FJul 5, 1972
Aug83°FAug 14, 201665°FAug 31, 1975
Sep79°FSep 9, 201654°FSep 25, 1950
Oct74°FOct 9, 201742°FOct 19, 1972
Nov66°FNov 2, 201828°FNov 30, 1976
Dec62°FDec 24, 201510°FDec 25, 1983
All-time84°FJul 23, 20117°FJan 17, 1977

Hot Streaks

Current run

0 days
consecutive days with a high ≥ 90°F

Longest ever

14 days
record run, ended Aug 5 1995

So far in 2026

29 days
days with a high ≥ 90°F this year

Climate Normals

Normal high & low by month, from Atlantic City's own 1991–2020 record. Today's normal high: 83°F · forecast is +7° vs normal.
Jan: 43°FJan: 25°FFeb: 46°FFeb: 26°FMar: 52°FMar: 32°FApr: 63°FApr: 42°FMay: 72°FMay: 51°FJun: 81°FJun: 61°FJul: 86°FJul: 67°FAug: 84°FAug: 65°FSep: 78°FSep: 58°FOct: 67°FOct: 46°FNov: 57°FNov: 36°FDec: 48°FDec: 29°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:26 AM
Sunset6:30 PM
Solar noon11:58 AM
Daylight13h 03m · losing 17 min/wk
Local standard time (no DST), level horizon.

Location

39.45°N, 74.57°W

Nearby Stations

Atlantic City Marina, NJ9 mi SEPhiladelphia, PA45 mi NWWilmington, DE57 mi WTrenton, NJ58 mi NGeorgetown, DE67 mi SWNewark, NJ87 mi N

The Last 6 Weeks

Atlantic City's observed daily high for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
Atlantic City, NJ — last six weeks of daily high

2026 So Far

Every day this year against Atlantic City's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.
Atlantic City, NJ — 2026 daily high trace
Download year chart

Every Day Since 1943

Each cell is one day's high at Atlantic City, coloured by temperature — 84 years of record, so heat waves read as warm streaks and cold snaps as blue.
Atlantic City, NJ daily high heat map 1943–2026

Days Above the Mark

How many days a year hit a given high at Atlantic City — counted through Sep 1 each year, so you can see whether 2026 is running hot. Pick a threshold:
29 days ≥90°F so far in 2026 — tied for the 11th most in 84 years. Normal for this point: 18. Record: 42 in 2010.

Share Card

A ready-to-share summary of Atlantic City's outlook — post it, or link this page.
Atlantic City, NJ hot share card
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