40.277°N, 74.816°W · station TTNthr · 162 years of record
88°F
HOTTEST SEP 1 SINCE 2016
forecast high · Sep 1
7-Day Forecast
NWS NDFD forecast high temperature for Trenton.
This Day in History
Every year's high on each of the next 7 forecast dates at Trenton — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.
Ranks
#21 / 154
warmest Sep 1 in 154 yrs of record
Warmest Sep 1 ever
97°F
set in 2010
Coolest Sep 1 ever
64°F
set in 1869
Forecast high 88°F — 21st warmest Sep 1 of 154 years · record 97°F (2010) · warmest since 2016.
Ranks
#114 / 154
warmest Sep 2 in 154 yrs of record
Warmest Sep 2 ever
100°F
set in 1953
Coolest Sep 2 ever
64°F
set in 1935
Forecast high 77°F — 114th warmest Sep 2 of 154 years · record 100°F (1953) · warmest since 2025.
Ranks
#37 / 154
warmest Sep 3 in 154 yrs of record
Warmest Sep 3 ever
97°F
set in 1953
Coolest Sep 3 ever
63°F
set in 1935
Forecast high 85°F — 37th warmest Sep 3 of 154 years · record 97°F (1953) · warmest since 2023.
Ranks
#52 / 154
warmest Sep 4 in 154 yrs of record
Warmest Sep 4 ever
95°F
set in 1929
Coolest Sep 4 ever
64°F
set in 1926
Forecast high 84°F — 52nd warmest Sep 4 of 154 years · record 95°F (1929) · warmest since 2025.
Ranks
#69 / 154
warmest Sep 5 in 154 yrs of record
Warmest Sep 5 ever
95°F
set in 1983
Coolest Sep 5 ever
63°F
set in 1963
Forecast high 81°F — 69th warmest Sep 5 of 154 years · record 95°F (1983) · warmest since 2025.
Ranks
#88 / 154
warmest Sep 6 in 154 yrs of record
Warmest Sep 6 ever
99°F
set in 1983
Coolest Sep 6 ever
58°F
set in 1963
Forecast high 78°F — 88th warmest Sep 6 of 154 years · record 99°F (1983) · warmest since 2025.
Ranks
#106 / 154
warmest Sep 7 in 154 yrs of record
Warmest Sep 7 ever
94°F
set in 1983
Coolest Sep 7 ever
59°F
set in 1928
Forecast high 77°F — 106th warmest Sep 7 of 154 years · record 94°F (1983) · warmest since 2023.
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.
Month
Record High
Record Low
Jan
73°FJan 14, 1932
-16°FJan 22, 1984
Feb
78°FFeb 21, 2018
-14°FFeb 9, 1934
Mar
87°FMar 30, 1998
0°FMar 10, 1984
Apr
93°FApr 27, 1915
11°FApr 1, 1923
May
99°FMay 23, 1911
31°FMay 9, 1985
Jun
100°FJun 29, 1934
39°FJun 3, 1986
Jul
106°FJul 9, 1936
46°FJul 1, 1988
Aug
105°FAug 7, 1918
39°FAug 29, 1986
Sep
101°FSep 10, 1983
34°FSep 25, 1997
Oct
94°FOct 5, 1941
21°FOct 29, 1985
Nov
83°FNov 1, 1950
9°FNov 30, 1875
Dec
76°FDec 7, 1998
-8°FDec 30, 1880
All-time
106°FJul 9, 1936
-16°FJan 22, 1984
2026 Records So Far
Records set or tied at Trenton so far this year — through Aug 30.
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
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 · Aug 11, 1895
Coldest high ever
3°F
record low maximum — the day it never warmed · Feb 10, 1899
Month
Warmest low
Coldest high
Jan
57°FJan 4, 1950
3°FJan 21, 1985
Feb
57°FFeb 21, 2018
3°FFeb 10, 1899
Mar
62°FMar 30, 1977
18°FMar 18, 1967
Apr
70°FApr 19, 1896
32°FApr 8, 2003
May
75°FMay 31, 1895
43°FMay 5, 1917
Jun
80°FJun 26, 1952
52°FJun 2, 1907
Jul
83°FJul 23, 2011
62°FJul 3, 1933
Aug
84°FAug 11, 1895
59°FAug 2, 1875
Sep
77°FSep 2, 1898
50°FSep 28, 1984
Oct
74°FOct 4, 1898
38°FOct 30, 1925
Nov
68°FNov 10, 1882
23°FNov 30, 1929
Dec
61°FDec 24, 2015
6°FDec 30, 1917
All-time
84°FAug 11, 1895
3°FFeb 10, 1899
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
18 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: 82°F · forecast is +6° vs normal.
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.
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.