39.134°N, 108.541°W · station GJTthr · 134 years of record
87°F
HOTTEST SEP 4 SINCE 2025
forecast high · Sep 4
7-Day Forecast
NWS NDFD forecast high temperature for Grand Junction.
This Day in History
Every year's high on each of the next 7 forecast dates at Grand Junction — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.
Ranks
#111 / 133
warmest Sep 1 in 133 yrs of record
Warmest Sep 1 ever
100°F
set in 2019
Coolest Sep 1 ever
67°F
set in 1999
Forecast high 81°F — 111th warmest Sep 1 of 133 years · record 100°F (2019) · warmest since 2025.
Ranks
#96 / 133
warmest Sep 2 in 133 yrs of record
Warmest Sep 2 ever
99°F
set in 2022
Coolest Sep 2 ever
68°F
set in 1938
Forecast high 83°F — 96th warmest Sep 2 of 133 years · record 99°F (2022) · warmest since 2025.
Ranks
#74 / 133
warmest Sep 3 in 133 yrs of record
Warmest Sep 3 ever
99°F
set in 1995
Coolest Sep 3 ever
54°F
set in 1961
Forecast high 85°F — 74th warmest Sep 3 of 133 years · record 99°F (1995) · warmest since 2025.
Ranks
#61 / 133
warmest Sep 4 in 133 yrs of record
Warmest Sep 4 ever
100°F
set in 1995
Coolest Sep 4 ever
60°F
set in 1961
Forecast high 87°F — 61st warmest Sep 4 of 133 years · record 100°F (1995) · warmest since 2025.
Ranks
#64 / 133
warmest Sep 5 in 133 yrs of record
Warmest Sep 5 ever
100°F
set in 2022
Coolest Sep 5 ever
63°F
set in 2004
Forecast high 87°F — 64th warmest Sep 5 of 133 years · record 100°F (2022) · warmest since 2024.
Ranks
#75 / 133
warmest Sep 6 in 133 yrs of record
Warmest Sep 6 ever
102°F
set in 2022
Coolest Sep 6 ever
65°F
set in 1939
Forecast high 86°F — 75th warmest Sep 6 of 133 years · record 102°F (2022) · warmest since 2024.
Ranks
#50 / 133
warmest Sep 7 in 133 yrs of record
Warmest Sep 7 ever
99°F
set in 2020
Coolest Sep 7 ever
57°F
set in 1894
Forecast high 87°F — 50th warmest Sep 7 of 133 years · record 99°F (2020) · warmest since 2025.
The hottest and coldest ever recorded at Grand Junction in each calendar month, and for the whole 1893–2026 record — with the year each was set.
Month
Record High
Record Low
Jan
62°FJan 31, 1911
-23°FJan 13, 1963
Feb
71°FFeb 3, 2025
-21°FFeb 8, 1933
Mar
88°FMar 25, 2026
5°FMar 5, 1939
Apr
89°FApr 29, 1992
11°FApr 2, 1975
May
101°FMay 29, 2000
24°FMay 1, 2011
Jun
105°FJun 27, 1990
34°FJun 14, 1976
Jul
107°FJul 9, 2021
44°FJul 5, 1993
Aug
105°FAug 3, 2026
43°FAug 23, 1968
Sep
102°FSep 6, 2022
28°FSep 27, 1908
Oct
89°FOct 1, 2024
6°FOct 31, 2019
Nov
76°FNov 2, 2008
-4°FNov 30, 2004
Dec
66°FDec 6, 1901
-21°FDec 26, 1924
All-time
107°FJul 9, 2021
-23°FJan 13, 1963
2026 Records So Far
Records set or tied at Grand Junction so far this year — through Aug 30.
Record Highs in 2026
17 broke
plus 3 tied — daily record highs set this year
Monthly high records this year: Mar (88°F), Aug (105°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
80°F
record high minimum — the night it never cooled · Jul 13, 2026
Coldest high ever
2°F
record low maximum — the day it never warmed · Jan 7, 1913
Month
Warmest low
Coldest high
Jan
44°FJan 31, 1893
2°FJan 7, 1913
Feb
51°FFeb 25, 1904
6°FFeb 6, 1989
Mar
55°FMar 21, 1907
27°FMar 27, 1975
Apr
61°FApr 29, 1943
33°FApr 3, 1945
May
72°FMay 29, 1896
42°FMay 11, 1946
Jun
78°FJun 26, 2012
53°FJun 9, 1941
Jul
80°FJul 13, 2026
64°FJul 4, 1921
Aug
77°FAug 7, 2024
64°FAug 30, 1957
Sep
72°FSep 5, 2013
46°FSep 30, 1893
Oct
63°FOct 3, 1967
27°FOct 26, 2020
Nov
53°FNov 1, 2014
19°FNov 27, 1919
Dec
52°FDec 24, 1955
4°FDec 9, 1919
All-time
80°FJul 13, 2026
2°FJan 7, 1913
Hot Streaks
Current run
0 days
consecutive days with a high ≥ 90°F
Longest ever
52 days
record run, ended Aug 5 2008
So far in 2026
85 days
days with a high ≥ 90°F this year
Climate Normals
Normal high & low by month, from Grand Junction's own 1991–2020 record. Today's normal high: 86°F · forecast is +0° vs normal.
Grand Junction'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 Grand Junction's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.
Each cell is one day's high at Grand Junction, coloured by temperature — 134 years of record, so heat waves read as warm streaks and cold snaps as blue.
Days Above the Mark
How many days a year hit a given high at Grand Junction — counted through Sep 4 each year, so you can see whether 2026 is running hot. Pick a threshold:
85 days ≥90°F so far in 2026 — the 1st most in 134 years. Normal for this point: 57. Record: 85 in 2026.
Share Card
A ready-to-share summary of Grand Junction's outlook — post it, or link this page.