32.132°N, 110.956°W · station TUSthr · 133 years of record
99°F
HOTTEST SEP 7 SINCE 2024
forecast high · Sep 7
7-Day Forecast
NWS NDFD forecast high temperature for Tucson.
This Day in History
Every year's high on each of the next 7 forecast dates at Tucson — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.
Ranks
#85 / 131
warmest Sep 1 in 131 yrs of record
Warmest Sep 1 ever
107°F
set in 1950
Coolest Sep 1 ever
83°F
set in 1967
Forecast high 96°F — 85th warmest Sep 1 of 131 years · record 107°F (1950) · warmest since 2025.
Ranks
#72 / 132
warmest Sep 2 in 132 yrs of record
Warmest Sep 2 ever
107°F
set in 1899
Coolest Sep 2 ever
86°F
set in 1915
Forecast high 97°F — 72nd warmest Sep 2 of 132 years · record 107°F (1899) · warmest since 2025.
Ranks
#93 / 132
warmest Sep 3 in 132 yrs of record
Warmest Sep 3 ever
107°F
set in 1983
Coolest Sep 3 ever
84°F
set in 1929
Forecast high 95°F — 93rd warmest Sep 3 of 132 years · record 107°F (1983) · warmest since 2025.
Ranks
#90 / 132
warmest Sep 4 in 132 yrs of record
Warmest Sep 4 ever
107°F
set in 1948
Coolest Sep 4 ever
71°F
set in 1970
Forecast high 94°F — 90th warmest Sep 4 of 132 years · record 107°F (1948) · warmest since 2024.
Ranks
#85 / 131
warmest Sep 5 in 131 yrs of record
Warmest Sep 5 ever
110°F
set in 2020
Coolest Sep 5 ever
80°F
set in 1909
Forecast high 94°F — 85th warmest Sep 5 of 131 years · record 110°F (2020) · warmest since 2024.
Ranks
#64 / 130
warmest Sep 6 in 130 yrs of record
Warmest Sep 6 ever
108°F
set in 2020
Coolest Sep 6 ever
76°F
set in 1970
Forecast high 97°F — 64th warmest Sep 6 of 130 years · record 108°F (2020) · warmest since 2024.
Ranks
#40 / 131
warmest Sep 7 in 131 yrs of record
Warmest Sep 7 ever
107°F
set in 2020
Coolest Sep 7 ever
77°F
set in 1898
Forecast high 99°F — 40th warmest Sep 7 of 131 years · record 107°F (2020) · warmest since 2024.
The hottest and coldest ever recorded at Tucson in each calendar month, and for the whole 1894–2026 record — with the year each was set.
Month
Record High
Record Low
Jan
88°FJan 4, 1927
6°FJan 7, 1913
Feb
92°FFeb 14, 1957
17°FFeb 7, 1899
Mar
102°FMar 21, 2026
20°FMar 4, 1965
Apr
104°FApr 20, 1989
27°FApr 4, 1945
May
111°FMay 29, 1910
32°FMay 3, 1899
Jun
117°FJun 26, 1990
43°FJun 4, 1908
Jul
114°FJul 4, 1989
49°FJul 3, 1911
Aug
112°FAug 1, 1993
55°FAug 20, 1917
Sep
111°FSep 10, 2023
43°FSep 26, 1913
Oct
106°FOct 4, 2024
26°FOct 30, 1971
Nov
94°FNov 1, 1924
19°FNov 19, 1921
Dec
85°FDec 4, 1895
10°FDec 14, 1901
All-time
117°FJun 26, 1990
6°FJan 7, 1913
2026 Records So Far
Records set or tied at Tucson so far this year — through Aug 30.
Record Highs in 2026
10 broke
plus 5 tied — daily record highs set this year
Monthly high record this year: Mar (102°F)
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
89°F
record high minimum — the night it never cooled · Jul 22, 2006
Coldest high ever
36°F
record low maximum — the day it never warmed · Jan 6, 1913
Month
Warmest low
Coldest high
Jan
62°FJan 21, 2009
36°FJan 6, 1913
Feb
63°FFeb 1, 1929
37°FFeb 6, 1899
Mar
68°FMar 28, 2026
41°FMar 31, 1905
Apr
71°FApr 25, 2002
50°FApr 12, 1912
May
83°FMay 28, 2003
56°FMay 5, 1969
Jun
87°FJun 20, 2017
62°FJun 2, 1899
Jul
89°FJul 22, 2006
74°FJul 3, 1914
Aug
86°FAug 2, 2026
73°FAug 27, 1951
Sep
86°FSep 6, 2024
70°FSep 26, 1919
Oct
79°FOct 7, 2023
50°FOct 30, 1961
Nov
72°FNov 6, 2020
40°FNov 22, 1931
Dec
62°FDec 1, 2017
38°FDec 8, 1971
All-time
89°FJul 22, 2006
36°FJan 6, 1913
Hot Streaks
Current run
92 days
consecutive days with a high ≥ 90°F
Longest ever
127 days
record run, ended Sep 20 2024
So far in 2026
133 days
days with a high ≥ 90°F this year
Climate Normals
Normal high & low by month, from Tucson's own 1991–2020 record. Today's normal high: 96°F · forecast is +2° vs normal.