New Jersey · THREADEX · 1865–2026

Trenton, NJ

40.277°N, 74.816°W · station TTNthr · 162 years of record
98°F
forecast high · Jul 15

7-Day Forecast

NWS NDFD forecast high temperature for Trenton.
86°MON7/1392°TUE7/1498°WED7/1592°THU7/1691°FRI7/1789°SAT7/1884°SUN7/19

This Day in History · Jul 15

Today ranks

#3 / 154
warmest Jul 15 in 154 yrs of record

Hottest Jul 15 ever

101°F
set in 1995

Coolest Jul 15 ever

65°F
set in 1926

Hottest Jul 15 — Year by Year

Every year's high on Jul 15 at Trenton. The forecast line shows where today lands; the ringed bar is the hottest on record.
65831011865: 82°F1866: 94°F1867: 80°F1868: 94°F1869: 86°F1870: 89°F1871: 88°F1872: 86°F1873: 89°F1874: 90°F1875: 88°F1876: 88°F1877: 86°F1878: 92°F1879: 94°F1880: 90°F1887: 88°F1888: 80°F1889: 76°F1890: 91°F1891: 92°F1892: 90°F1893: 86°F1894: 88°F1895: 82°F1896: 95°F1897: 90°F1898: 94°F1899: 90°F1900: 90°F1901: 86°F1902: 81°F1903: 72°F1904: 82°F1905: 88°F1906: 76°F1907: 82°F1908: 91°F1909: 91°F1910: 95°F1912: 95°F1913: 83°F1914: 81°F1915: 89°F1916: 84°F1917: 78°F1918: 87°F1919: 77°F1920: 88°F1921: 82°F1922: 76°F1923: 80°F1924: 78°F1925: 81°F1926: 65°F1927: 94°F1928: 77°F1929: 76°F1930: 78°F1931: 90°F1932: 90°F1933: 78°F1934: 94°F1935: 82°F1936: 93°F1937: 86°F1938: 87°F1939: 80°F1940: 80°F1941: 78°F1942: 82°F1943: 90°F1944: 82°F1945: 78°F1946: 76°F1947: 87°F1948: 84°F1949: 84°F1950: 71°F1951: 91°F1952: 93°F1953: 92°F1954: 83°F1955: 91°F1956: 83°F1957: 84°F1958: 91°F1959: 74°F1960: 75°F1961: 72°F1962: 87°F1963: 86°F1964: 86°F1965: 87°F1966: 82°F1967: 81°F1968: 86°F1969: 88°F1970: 83°F1971: 84°F1972: 90°F1973: 78°F1974: 89°F1975: 84°F1976: 79°F1977: 92°F1978: 84°F1979: 86°F1980: 91°F1981: 84°F1982: 89°F1983: 99°F1984: 90°F1985: 91°F1986: 86°F1987: 82°F1988: 97°F1989: 80°F1990: 88°F1991: 87°F1992: 96°F1993: 86°F1994: 89°F1995: 101°F1996: 89°F1997: 95°F1998: 84°F1999: 89°F2000: 74°F2001: 84°F2002: 92°F2003: 83°F2004: 80°F2005: 87°F2006: 84°F2007: 90°F2008: 82°F2009: 85°F2010: 91°F2011: 90°F2012: 84°F2013: 93°F2014: 87°F2015: 82°F2016: 93°F2017: 85°F2018: 85°F2019: 85°F2020: 86°F2021: 90°F2022: 86°F2023: 90°F2024: 92°F2025: 88°F98° forecast186520251995

The Numbers

Forecast high · Jul 1598°F
Hottest this date since1995
This-date record101°F
This-date rank#3 of 154
Hottest at any time since2026
All-time record106°F (1936)
Odds to tie/break48.0% (daily)
Period of record1865–2026

Record Book

The hottest and coldest ever recorded at Trenton in each calendar month, and for the whole 1865–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan73°F1932-16°F1984
Feb78°F2018-14°F1934
Mar87°F19980°F1984
Apr93°F191511°F1923
May99°F191131°F1985
Jun100°F193439°F1986
Jul106°F193646°F1988
Aug105°F191839°F1986
Sep101°F198334°F1997
Oct94°F194121°F1985
Nov83°F19509°F1875
Dec76°F1998-8°F1880
All-time106°F1936-16°F1984

2026 Records So Far

Records set or tied at Trenton so far this year — through Jul 11.

Record Highs in 2026

3 broke
plus 2 tied — daily record highs set this year

Record Lows in 2026

1 broke
plus 0 tied — daily record lows set this year

Hot Streaks

Current run

0 days
consecutive days with a high ≥ 90°F

Longest ever

11 days
record run, ended Jul 6 1901

So far in 2026

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

Climate Normals

Normal high & low by month, from Trenton's own 1991–2020 record. Today's normal high: 87°F · forecast is +11° vs normal.
Jan: 40°FJan: 24°FFeb: 43°FFeb: 26°FMar: 51°FMar: 32°FApr: 63°FApr: 42°FMay: 73°FMay: 52°FJun: 81°FJun: 61°FJul: 86°FJul: 66°FAug: 84°FAug: 65°FSep: 77°FSep: 57°FOct: 66°FOct: 46°FNov: 55°FNov: 36°FDec: 45°FDec: 29°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise4:40 AM
Sunset7:29 PM
Solar noon12:05 PM
Daylight14h 49m · losing 7 min/wk
Local standard time (no DST), level horizon.

Location

40.28°N, 74.82°W

Nearby Stations

Philadelphia, PA35 mi SWAllentown, PA42 mi NWNewark, NJ44 mi NENew York-Central Park, NY56 mi NEAtlantic City, NJ58 mi SWilmington, DE59 mi SW

The Last 6 Weeks

Trenton'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.
Trenton, NJ — last six weeks of daily high

2026 So Far

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

Every Day Since 1865

Each cell is one day's high at Trenton, coloured by temperature — 162 years of record, so heat waves read as warm streaks and cold snaps as blue.
Trenton, NJ daily high heat map 1865–2026

Days Above the Mark

How many days a year hit a given high at Trenton — counted through Jul 15 each year, so you can see whether 2026 is running hot. Pick a threshold:
11 days ≥90°F so far in 2026 — tied for the 29th most in 162 years. Normal for this point: 8. Record: 22 in 2010.

Share Card

A ready-to-share summary of Trenton's outlook — post it, or link this page.
Trenton, NJ hot share card
Download card
See Trenton on coldestsince.com →
Hottest Since · Browse all states · See where it's coldest → coldestsince.com
part of Weather Trader · supported by Substack Subscribers · data: NWS NDFD forecast + NOAA/ACIS ThreadEx records · updated 2026-07-13T12:58:10Z
© 2026 Weather Trader · All rights reserved